DATAES-506 - Release version 3.0.13 (Kay SR13).

Original pull request: #218

README.md

@@ -52,17 +52,12 @@ the appropriate dependency version.
 </repository>
 ```
 
-|   spring data elasticsearch         | elasticsearch |
+| spring data elasticsearch | elasticsearch |
-|:-----------------------------------:|:-------------:|
+|:-------------------------:|:-------------:|
-|           3.0.0.RC2                 |      5.5.0    |
+| 3.0.x                     | 5.5.0         |
-|           3.0.0.M4                  |      5.4.0    |
+| 2.1.x                     | 2.4.0         |
-|           2.0.4.RELEASE             |      2.4.0    |
+| 2.0.x                     | 2.2.0         |
-|           2.0.0.RELEASE             |      2.2.0    |
+| 1.3.x                     | 1.5.2         |
-|           1.4.0.M1                  |      1.7.3    |
-|           1.3.0.RELEASE             |      1.5.2    |
-|           1.2.0.RELEASE             |      1.4.4    |
-|           1.1.0.RELEASE             |      1.3.2    |
-|           1.0.0.RELEASE             |      1.1.1    |
 
 
 ### ElasticsearchRepository

pom.xml

@@ -4,12 +4,12 @@
 
     <groupId>org.springframework.data</groupId>
     <artifactId>spring-data-elasticsearch</artifactId>
-    <version>3.0.0.RELEASE</version>
+    <version>3.0.13.RELEASE</version>
 
     <parent>
         <groupId>org.springframework.data.build</groupId>
         <artifactId>spring-data-parent</artifactId>
-        <version>2.0.0.RELEASE</version>
+        <version>2.0.13.RELEASE</version>
     </parent>
 
     <name>Spring Data Elasticsearch</name>
@@ -20,7 +20,8 @@
         <commonscollections>3.2.1</commonscollections>
         <commonslang>2.6</commonslang>
         <elasticsearch>5.5.0</elasticsearch>
-        <springdata.commons>2.0.0.RELEASE</springdata.commons>
+        <log4j>2.8.2</log4j>
+        <springdata.commons>2.0.13.RELEASE</springdata.commons>
         <java-module-name>spring.data.elasticsearch</java-module-name>
     </properties>
 
@@ -55,6 +56,7 @@
             <groupId>commons-lang</groupId>
             <artifactId>commons-lang</artifactId>
             <version>${commonslang}</version>
+            <scope>test</scope>
         </dependency>
 
         <!-- JODA Time -->
@@ -65,12 +67,6 @@
         </dependency>
 
         <!-- Elasticsearch -->
-        <dependency>
-            <groupId>org.elasticsearch</groupId>
-            <artifactId>elasticsearch</artifactId>
-            <version>${elasticsearch}</version>
-        </dependency>
-
         <dependency>
             <groupId>org.elasticsearch.client</groupId>
             <artifactId>transport</artifactId>
@@ -80,31 +76,41 @@
                     <groupId>commons-logging</groupId>
                     <artifactId>commons-logging</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>org.elasticsearch.plugin</groupId>
+                    <artifactId>transport-netty3-client</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
 
+        <dependency>
+            <groupId>org.elasticsearch.plugin</groupId>
+            <artifactId>transport-netty4-client</artifactId>
+            <version>${elasticsearch}</version>
+        </dependency>
+
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>log4j-over-slf4j</artifactId>
-            <version>1.7.22</version>
+            <version>${slf4j}</version>
+            <scope>test</scope>
         </dependency>
 
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.8.2</version>
+            <version>${log4j}</version>
+            <scope>test</scope>
         </dependency>
 
         <!-- Jackson JSON Mapper -->
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>${jackson}</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>${jackson}</version>
         </dependency>
 
         <!-- CDI -->
@@ -161,14 +167,6 @@
             <scope>test</scope>
         </dependency>
 
-        <dependency>
-      <!-- required by elasticsearch -->
-            <groupId>org.elasticsearch.plugin</groupId>
-            <artifactId>transport-netty4-client</artifactId>
-            <version>${elasticsearch}</version>
-            <!--<scope>test</scope>-->
-        </dependency>
-
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
@@ -176,8 +174,6 @@
             <scope>test</scope>
         </dependency>
 
-
-
     </dependencies>
 
     <build>

src/main/asciidoc/index.adoc

@@ -6,7 +6,7 @@ BioMed Central Development Team
 :toc-placement!:
 :spring-data-commons-docs: ../../../../spring-data-commons/src/main/asciidoc
 
-(C) 2013-2015 The original author(s).
+(C) 2013-2019 The original author(s).
 
 NOTE: Copies of this document may be made for your own use and for distribution to others, provided that you do not charge any fee for such copies and further provided that each copy contains this Copyright Notice, whether distributed in print or electronically.
 

src/main/asciidoc/reference/elasticsearch-misc.adoc

@@ -23,50 +23,55 @@ Page<SampleEntity> sampleEntities =
 ----
 ====
 
-[[elasticsearch.scan.and.scroll]]
+[[elasticsearch.scroll]]
-== Using Scan And Scroll For Big Result Set
+== Using Scroll For Big Result Set
 
-Elasticsearch has scan and scroll feature for getting big result set in chunks. `ElasticsearchTemplate` has scan and scroll methods that can be used as below.
+Elasticsearch has a scroll API for getting big result set in chunks. `ElasticsearchTemplate` has startScroll and continueScroll methods that can be used as below.
 
-.Using Scan and Scroll
+.Using startScroll and continueScroll
 ====
 [source,java]
 ----
 SearchQuery searchQuery = new NativeSearchQueryBuilder()
     .withQuery(matchAllQuery())
-    .withIndices("test-index")
+    .withIndices(INDEX_NAME)
-    .withTypes("test-type")
+    .withTypes(TYPE_NAME)
-    .withPageable(new PageRequest(0,1))
+    .withFields("message")
+    .withPageable(PageRequest.of(0, 10))
     .build();
-String scrollId = elasticsearchTemplate.scan(searchQuery,1000,false);
+
-List<SampleEntity> sampleEntities = new ArrayList<SampleEntity>();
+Page<SampleEntity> scroll = elasticsearchTemplate.startScroll(1000, searchQuery, SampleEntity.class);
-boolean hasRecords = true;
+
-while (hasRecords){
+String scrollId = ((ScrolledPage) scroll).getScrollId();
-    Page<SampleEntity> page = elasticsearchTemplate.scroll(scrollId, 5000L , new ResultsMapper<SampleEntity>()
+List<SampleEntity> sampleEntities = new ArrayList<>();
-    {
+while (scroll.hasContent()) {
-        @Override
+    sampleEntities.addAll(scroll.getContent());
-        public Page<SampleEntity> mapResults(SearchResponse response) {
+    scrollId = ((ScrolledPage) scroll).getScrollId();
-            List<SampleEntity> chunk = new ArrayList<SampleEntity>();
+    scroll = elasticsearchTemplate.continueScroll(scrollId, 1000, SampleEntity.class);
-            for(SearchHit searchHit : response.getHits()){
+}
-                if(response.getHits().getHits().length <= 0) {
+elasticsearchTemplate.clearScroll(scrollId);
-                    return null;
+----
-                }
+====
-                SampleEntity user = new SampleEntity();
+
-                user.setId(searchHit.getId());
+`ElasticsearchTemplate` additionally has the stream method which wraps the scan and scroll operations into a CloseableIterator.
-                user.setMessage((String)searchHit.getSource().get("message"));
+
-                chunk.add(user);
+.Using stream
-            }
+====
-            return new PageImpl<SampleEntity>(chunk);
+[source,java]
-        }
+----
-    });
+SearchQuery searchQuery = new NativeSearchQueryBuilder()
-    if(page != null) {
+    .withQuery(matchAllQuery())
-        sampleEntities.addAll(page.getContent());
+    .withIndices(INDEX_NAME)
-        hasRecords = page.hasNextPage();
+    .withTypes(TYPE_NAME)
-    }
+    .withFields("message")
-    else{
+    .withPageable(PageRequest.of(0, 10))
-        hasRecords = false;
+    .build();
-    }
+
-    }
+CloseableIterator<SampleEntity> stream = elasticsearchTemplate.stream(searchQuery, SampleEntity.class);
+
+List<SampleEntity> sampleEntities = new ArrayList<>();
+while (stream.hasNext()) {
+    sampleEntities.add(stream.next());
 }
 ----
 ====

src/main/java/org/springframework/data/elasticsearch/ElasticsearchException.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/CompletionField.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/DateFormat.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/Document.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/Field.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -52,7 +52,11 @@ public @interface Field {
 
 	String analyzer() default "";
 
+	String normalizer() default "";
+
 	String[] ignoreFields() default {};
 
 	boolean includeInParent() default false;
+
+	String[] copyTo() default {};
 }

src/main/java/org/springframework/data/elasticsearch/annotations/FieldIndex.java

@@ -1,26 +0,0 @@
-/*
- * Copyright 2014 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.springframework.data.elasticsearch.annotations;
-
-/**
- * @author Artur Konczak
- * @author Mohsin Husen
- * @author Alexander Volz
- * @author Dennis Maaß
- */
-public enum FieldIndex {
-	not_analyzed, analyzed, no
-}

src/main/java/org/springframework/data/elasticsearch/annotations/FieldType.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,5 +21,17 @@ package org.springframework.data.elasticsearch.annotations;
  * @author Artur Konczak
  */
 public enum FieldType {
-	text, Integer, Long, Date, Float, Double, Boolean, Object, Auto, Nested, Ip, Attachment, keyword
+	Text,
+	Integer,
+	Long,
+	Date,
+	Float,
+	Double,
+	Boolean,
+	Object,
+	Auto,
+	Nested,
+	Ip,
+	Attachment,
+	Keyword
 }

src/main/java/org/springframework/data/elasticsearch/annotations/GeoPointField.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/InnerField.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,7 +21,9 @@ import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
 /**
- *
+ * @author Artur Konczak
+ * @author Mohsin Husen
+ * @author Sascha Woo
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.FIELD)
@@ -33,11 +35,17 @@ public @interface InnerField {
 
 	boolean index() default true;
 
+	DateFormat format() default DateFormat.none;
+
+	String pattern() default "";
+
 	boolean store() default false;
 
 	boolean fielddata() default false;
 
 	String searchAnalyzer() default "";
 
-	String indexAnalyzer() default "";
+	String analyzer() default "";
+
+	String normalizer() default "";
 }

src/main/java/org/springframework/data/elasticsearch/annotations/Mapping.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/MultiField.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/Parent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/Query.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/annotations/Setting.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/client/ClusterNodes.java

@@ -0,0 +1,103 @@
+/*
+ * Copyright 2018-2019 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.elasticsearch.client;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.elasticsearch.common.transport.InetSocketTransportAddress;
+import org.elasticsearch.common.transport.TransportAddress;
+import org.springframework.data.util.Streamable;
+import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
+
+/**
+ * Value object to represent a list of cluster nodes.
+ *
+ * @author Oliver Gierke
+ * @since 3.0.9
+ */
+class ClusterNodes implements Streamable<TransportAddress> {
+
+	public static ClusterNodes DEFAULT = ClusterNodes.of("127.0.0.1:9300");
+
+	private static final String COLON = ":";
+	private static final String COMMA = ",";
+
+	private final List<TransportAddress> clusterNodes;
+
+	/**
+	 * Creates a new {@link ClusterNodes} by parsing the given source.
+	 *
+	 * @param source must not be {@literal null} or empty.
+	 */
+	private ClusterNodes(String source) {
+
+		Assert.hasText(source, "Cluster nodes source must not be null or empty!");
+
+		String[] nodes = StringUtils.delimitedListToStringArray(source, COMMA);
+
+		this.clusterNodes = Arrays.stream(nodes).map(node -> {
+
+			String[] segments = StringUtils.delimitedListToStringArray(node, COLON);
+
+			Assert.isTrue(segments.length == 2,
+					() -> String.format("Invalid cluster node %s in %s! Must be in the format host:port!", node, source));
+
+			String host = segments[0].trim();
+			String port = segments[1].trim();
+
+			Assert.hasText(host, () -> String.format("No host name given cluster node %s!", node));
+			Assert.hasText(port, () -> String.format("No port given in cluster node %s!", node));
+
+			return new InetSocketTransportAddress(toInetAddress(host), Integer.valueOf(port));
+
+		}).collect(Collectors.toList());
+	}
+
+	/**
+	 * Creates a new {@link ClusterNodes} by parsing the given source. The expected format is a comma separated list of
+	 * host-port-combinations separated by a colon: {@code host:port,host:port,…}.
+	 *
+	 * @param source must not be {@literal null} or empty.
+	 * @return
+	 */
+	public static ClusterNodes of(String source) {
+		return new ClusterNodes(source);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * @see java.lang.Iterable#iterator()
+	 */
+	@Override
+	public Iterator<TransportAddress> iterator() {
+		return clusterNodes.iterator();
+	}
+
+	private static InetAddress toInetAddress(String host) {
+
+		try {
+			return InetAddress.getByName(host);
+		} catch (UnknownHostException o_O) {
+			throw new IllegalArgumentException(o_O);
+		}
+	}
+}

src/main/java/org/springframework/data/elasticsearch/client/NodeClientFactoryBean.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2017 the original author or authors.
+ * Copyright 2015-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,10 +15,12 @@
  */
 package org.springframework.data.elasticsearch.client;
 
+import static java.util.Arrays.*;
+
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.Collection;
-import org.apache.commons.lang.StringUtils;
+
 import org.elasticsearch.client.Client;
 import org.elasticsearch.client.node.NodeClient;
 import org.elasticsearch.common.settings.Settings;
@@ -31,7 +33,7 @@ import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.DisposableBean;
 import org.springframework.beans.factory.FactoryBean;
 import org.springframework.beans.factory.InitializingBean;
-import static java.util.Arrays.*;
+import org.springframework.util.StringUtils;
 
 /**
  * NodeClientFactoryBean
@@ -96,7 +98,7 @@ public class NodeClientFactoryBean implements FactoryBean<Client>, InitializingB
 	}
 
 	private Settings loadConfig() throws IOException {
-		if (StringUtils.isNotBlank(pathConfiguration)) {
+		if (!StringUtils.isEmpty(pathConfiguration)) {
 			InputStream stream = getClass().getClassLoader().getResourceAsStream(pathConfiguration);
 			if (stream != null) {
 				return Settings.builder().loadFromStream(pathConfiguration, getClass().getClassLoader().getResourceAsStream(pathConfiguration)).build();

src/main/java/org/springframework/data/elasticsearch/client/TransportClientFactoryBean.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,14 +15,27 @@
  */
 package org.springframework.data.elasticsearch.client;
 
-import static org.apache.commons.lang.StringUtils.*;
+import io.netty.util.ThreadDeathWatcher;
+import io.netty.util.concurrent.GlobalEventExecutor;
 
-import java.net.InetAddress;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
 import java.util.Properties;
+import java.util.concurrent.TimeUnit;
 
 import org.elasticsearch.client.transport.TransportClient;
+import org.elasticsearch.common.SuppressForbidden;
+import org.elasticsearch.common.network.NetworkModule;
 import org.elasticsearch.common.settings.Settings;
-import org.elasticsearch.common.transport.InetSocketTransportAddress;
+import org.elasticsearch.index.reindex.ReindexPlugin;
+import org.elasticsearch.join.ParentJoinPlugin;
+import org.elasticsearch.percolator.PercolatorPlugin;
+import org.elasticsearch.plugins.Plugin;
+import org.elasticsearch.script.mustache.MustachePlugin;
+import org.elasticsearch.transport.Netty4Plugin;
 import org.elasticsearch.transport.client.PreBuiltTransportClient;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -30,6 +43,7 @@ import org.springframework.beans.factory.DisposableBean;
 import org.springframework.beans.factory.FactoryBean;
 import org.springframework.beans.factory.InitializingBean;
 import org.springframework.util.Assert;
+import org.springframework.util.ClassUtils;
 
 /**
  * TransportClientFactoryBean
@@ -38,12 +52,12 @@ import org.springframework.util.Assert;
  * @author Mohsin Husen
  * @author Jakub Vavrik
  * @author Piotr Betkier
+ * @author Oliver Gierke
  */
-
 public class TransportClientFactoryBean implements FactoryBean<TransportClient>, InitializingBean, DisposableBean {
 
 	private static final Logger logger = LoggerFactory.getLogger(TransportClientFactoryBean.class);
-	private String clusterNodes = "127.0.0.1:9300";
+	private ClusterNodes clusterNodes = ClusterNodes.of("127.0.0.1:9300");
 	private String clusterName = "elasticsearch";
 	private Boolean clientTransportSniff = true;
 	private Boolean clientIgnoreClusterName = Boolean.FALSE;
@@ -51,8 +65,6 @@ public class TransportClientFactoryBean implements FactoryBean<TransportClient>,
 	private String clientNodesSamplerInterval = "5s";
 	private TransportClient client;
 	private Properties properties;
-	static final String COLON = ":";
-	static final String COMMA = ",";
 
 	@Override
 	public void destroy() throws Exception {
@@ -88,16 +100,12 @@ public class TransportClientFactoryBean implements FactoryBean<TransportClient>,
 
 	protected void buildClient() throws Exception {
 
-		client = new PreBuiltTransportClient(settings());
+		client = new SpringDataTransportClient(settings());
-		Assert.hasText(clusterNodes, "[Assertion failed] clusterNodes settings missing.");
+
-		for (String clusterNode : split(clusterNodes, COMMA)) {
+		clusterNodes.stream() //
-			String hostName = substringBeforeLast(clusterNode, COLON);
+				.peek(it -> logger.info("Adding transport node : " + it.toString())) //
-			String port = substringAfterLast(clusterNode, COLON);
+				.forEach(client::addTransportAddress);
-			Assert.hasText(hostName, "[Assertion failed] missing host name in 'clusterNodes'");
+
-			Assert.hasText(port, "[Assertion failed] missing port in 'clusterNodes'");
-			logger.info("adding transport node : " + clusterNode);
-			client.addTransportAddress(new InetSocketTransportAddress(InetAddress.getByName(hostName), Integer.valueOf(port)));
-		}
 		client.connectedNodes();
 	}
 
@@ -105,17 +113,14 @@ public class TransportClientFactoryBean implements FactoryBean<TransportClient>,
 		if (properties != null) {
 			return Settings.builder().put(properties).build();
 		}
-		return Settings.builder()
+		return Settings.builder().put("cluster.name", clusterName).put("client.transport.sniff", clientTransportSniff)
-				.put("cluster.name", clusterName)
-				.put("client.transport.sniff", clientTransportSniff)
 				.put("client.transport.ignore_cluster_name", clientIgnoreClusterName)
 				.put("client.transport.ping_timeout", clientPingTimeout)
-				.put("client.transport.nodes_sampler_interval", clientNodesSamplerInterval)
+				.put("client.transport.nodes_sampler_interval", clientNodesSamplerInterval).build();
-				.build();
 	}
 
 	public void setClusterNodes(String clusterNodes) {
-		this.clusterNodes = clusterNodes;
+		this.clusterNodes = ClusterNodes.of(clusterNodes);
 	}
 
 	public void setClusterName(String clusterName) {
@@ -153,4 +158,98 @@ public class TransportClientFactoryBean implements FactoryBean<TransportClient>,
 	public void setProperties(Properties properties) {
 		this.properties = properties;
 	}
+
+	/**
+	 * Pretty exact copy of {@link PreBuiltTransportClient} except that we're inspecting the classpath for Netty
+	 * dependencies to only include the ones available. {@link PreBuiltTransportClient} expects both Netty 3 and Netty 4
+	 * to be present.
+	 *
+	 * @author Oliver Gierke
+	 * @see https://github.com/elastic/elasticsearch/issues/31240
+	 */
+	@SuppressWarnings("unchecked")
+	private static class SpringDataTransportClient extends TransportClient {
+
+		/**
+		 * Netty wants to do some unwelcome things like use unsafe and replace a private field, or use a poorly considered
+		 * buffer recycler. This method disables these things by default, but can be overridden by setting the corresponding
+		 * system properties.
+		 */
+		private static void initializeNetty() {
+			/*
+			 * We disable three pieces of Netty functionality here:
+			 *  - we disable Netty from being unsafe
+			 *  - we disable Netty from replacing the selector key set
+			 *  - we disable Netty from using the recycler
+			 *
+			 * While permissions are needed to read and set these, the permissions needed here are innocuous and thus should simply be granted
+			 * rather than us handling a security exception here.
+			 */
+			setSystemPropertyIfUnset("io.netty.noUnsafe", Boolean.toString(true));
+			setSystemPropertyIfUnset("io.netty.noKeySetOptimization", Boolean.toString(true));
+			setSystemPropertyIfUnset("io.netty.recycler.maxCapacityPerThread", Integer.toString(0));
+		}
+
+		@SuppressForbidden(reason = "set system properties to configure Netty")
+		private static void setSystemPropertyIfUnset(final String key, final String value) {
+			final String currentValue = System.getProperty(key);
+			if (currentValue == null) {
+				System.setProperty(key, value);
+			}
+		}
+
+		private static final List<String> OPTIONAL_DEPENDENCIES = Arrays.asList( //
+				"org.elasticsearch.transport.Netty3Plugin", //
+				"org.elasticsearch.transport.Netty4Plugin");
+
+		private static final Collection<Class<? extends Plugin>> PRE_INSTALLED_PLUGINS;
+
+		static {
+
+			initializeNetty();
+
+			List<Class<? extends Plugin>> plugins = new ArrayList<>();
+			boolean found = false;
+
+			for (String dependency : OPTIONAL_DEPENDENCIES) {
+				try {
+					plugins.add((Class<? extends Plugin>) ClassUtils.forName(dependency,
+							SpringDataTransportClient.class.getClassLoader()));
+					found = true;
+				} catch (ClassNotFoundException | LinkageError e) {}
+			}
+
+			Assert.state(found,
+					"Neither Netty 3 or Netty 4 plugin found on the classpath. One of them is required to run the transport client!");
+
+			plugins.add(ReindexPlugin.class);
+			plugins.add(PercolatorPlugin.class);
+			plugins.add(MustachePlugin.class);
+			plugins.add(ParentJoinPlugin.class);
+
+			PRE_INSTALLED_PLUGINS = Collections.unmodifiableList(plugins);
+		}
+
+		public SpringDataTransportClient(Settings settings) {
+			super(settings, PRE_INSTALLED_PLUGINS);
+		}
+
+		@Override
+		public void close() {
+			super.close();
+			if (NetworkModule.TRANSPORT_TYPE_SETTING.exists(settings) == false
+					|| NetworkModule.TRANSPORT_TYPE_SETTING.get(settings).equals(Netty4Plugin.NETTY_TRANSPORT_NAME)) {
+				try {
+					GlobalEventExecutor.INSTANCE.awaitInactivity(5, TimeUnit.SECONDS);
+				} catch (InterruptedException e) {
+					Thread.currentThread().interrupt();
+				}
+				try {
+					ThreadDeathWatcher.awaitInactivity(5, TimeUnit.SECONDS);
+				} catch (InterruptedException e) {
+					Thread.currentThread().interrupt();
+				}
+			}
+		}
+	}
 }

src/main/java/org/springframework/data/elasticsearch/config/ElasticsearchNamespaceHandler.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/config/NodeClientBeanDefinitionParser.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 the original author or authors.
+ * Copyright 2015-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/config/TransportClientBeanDefinitionParser.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/AbstractResultMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,11 +15,10 @@
  */
 package org.springframework.data.elasticsearch.core;
 
-import static org.apache.commons.lang.StringUtils.*;
-
 import java.io.IOException;
 
 import org.springframework.data.elasticsearch.ElasticsearchException;
+import org.springframework.util.StringUtils;
 
 /**
  * @author Artur Konczak
@@ -33,7 +32,7 @@ public abstract class AbstractResultMapper implements ResultsMapper {
 	}
 
 	public <T> T mapEntity(String source, Class<T> clazz) {
-		if (isBlank(source)) {
+		if (StringUtils.isEmpty(source)) {
 			return null;
 		}
 		try {

src/main/java/org/springframework/data/elasticsearch/core/CriteriaFilterProcessor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/CriteriaQueryProcessor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/DefaultEntityMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/DefaultResultMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2017 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,7 +23,6 @@ import java.util.Collection;
 import java.util.LinkedList;
 import java.util.List;
 
-import org.apache.commons.lang.StringUtils;
 import org.elasticsearch.action.get.GetResponse;
 import org.elasticsearch.action.get.MultiGetItemResponse;
 import org.elasticsearch.action.get.MultiGetResponse;
@@ -39,6 +38,8 @@ import org.springframework.data.elasticsearch.core.aggregation.impl.AggregatedPa
 import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentEntity;
 import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentProperty;
 import org.springframework.data.mapping.context.MappingContext;
+import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
 
 import com.fasterxml.jackson.core.JsonEncoding;
 import com.fasterxml.jackson.core.JsonFactory;
@@ -49,6 +50,7 @@ import com.fasterxml.jackson.core.JsonGenerator;
  * @author Petar Tahchiev
  * @author Young Gu
  * @author Oliver Gierke
+ * @author Chris White
  * @author Mark Paluch
  */
 public class DefaultResultMapper extends AbstractResultMapper {
@@ -82,12 +84,13 @@ public class DefaultResultMapper extends AbstractResultMapper {
 		for (SearchHit hit : response.getHits()) {
 			if (hit != null) {
 				T result = null;
-				if (StringUtils.isNotBlank(hit.sourceAsString())) {
+				if (StringUtils.hasText(hit.sourceAsString())) {
 					result = mapEntity(hit.sourceAsString(), clazz);
 				} else {
 					result = mapEntity(hit.getFields().values(), clazz);
 				}
 				setPersistentEntityId(result, hit.getId(), clazz);
+				setPersistentEntityVersion(result, hit.getVersion(), clazz);
 				populateScriptFields(result, hit);
 				results.add(result);
 			}
@@ -153,6 +156,7 @@ public class DefaultResultMapper extends AbstractResultMapper {
 		T result = mapEntity(response.getSourceAsString(), clazz);
 		if (result != null) {
 			setPersistentEntityId(result, response.getId(), clazz);
+			setPersistentEntityVersion(result, response.getVersion(), clazz);
 		}
 		return result;
 	}
@@ -164,6 +168,7 @@ public class DefaultResultMapper extends AbstractResultMapper {
 			if (!response.isFailed() && response.getResponse().isExists()) {
 				T result = mapEntity(response.getResponse().getSourceAsString(), clazz);
 				setPersistentEntityId(result, response.getResponse().getId(), clazz);
+				setPersistentEntityVersion(result, response.getResponse().getVersion(), clazz);
 				list.add(result);
 			}
 		}
@@ -184,4 +189,20 @@ public class DefaultResultMapper extends AbstractResultMapper {
 
 		}
 	}
+
+	private <T> void setPersistentEntityVersion(T result, long version, Class<T> clazz) {
+		if (mappingContext != null && clazz.isAnnotationPresent(Document.class)) {
+
+			ElasticsearchPersistentEntity<?> persistentEntity = mappingContext.getPersistentEntity(clazz);
+			ElasticsearchPersistentProperty versionProperty = persistentEntity.getVersionProperty();
+
+			// Only deal with Long because ES versions are longs !
+			if (versionProperty != null && versionProperty.getType().isAssignableFrom(Long.class)) {
+				// check that a version was actually returned in the response, -1 would indicate that
+				// a search didn't request the version ids in the response, which would be an issue
+				Assert.isTrue(version != -1, "Version in response is -1");
+				persistentEntity.getPropertyAccessor(result).setProperty(versionProperty, version);
+			}
+		}
+	}
 }

src/main/java/org/springframework/data/elasticsearch/core/ElasticsearchOperations.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/ElasticsearchTemplate.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,6 +15,12 @@
  */
 package org.springframework.data.elasticsearch.core;
 
+import static org.elasticsearch.client.Requests.*;
+import static org.elasticsearch.index.VersionType.*;
+import static org.elasticsearch.index.query.QueryBuilders.*;
+import static org.springframework.data.elasticsearch.core.MappingBuilder.*;
+import static org.springframework.util.CollectionUtils.*;
+
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -26,6 +32,7 @@ import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
 import java.util.NoSuchElementException;
+
 import org.elasticsearch.action.ListenableActionFuture;
 import org.elasticsearch.action.admin.indices.alias.IndicesAliasesRequest;
 import org.elasticsearch.action.admin.indices.alias.get.GetAliasesRequest;
@@ -44,6 +51,7 @@ import org.elasticsearch.action.get.MultiGetResponse;
 import org.elasticsearch.action.index.IndexRequestBuilder;
 import org.elasticsearch.action.search.SearchRequestBuilder;
 import org.elasticsearch.action.search.SearchResponse;
+import org.elasticsearch.action.search.SearchScrollRequestBuilder;
 import org.elasticsearch.action.update.UpdateRequestBuilder;
 import org.elasticsearch.action.update.UpdateResponse;
 import org.elasticsearch.client.Client;
@@ -59,7 +67,10 @@ import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.search.SearchHit;
 import org.elasticsearch.search.aggregations.AbstractAggregationBuilder;
 import org.elasticsearch.search.fetch.subphase.highlight.HighlightBuilder;
+import org.elasticsearch.search.sort.FieldSortBuilder;
+import org.elasticsearch.search.sort.ScoreSortBuilder;
 import org.elasticsearch.search.sort.SortBuilder;
+import org.elasticsearch.search.sort.SortBuilders;
 import org.elasticsearch.search.sort.SortOrder;
 import org.elasticsearch.search.suggest.SuggestBuilder;
 import org.slf4j.Logger;
@@ -84,15 +95,24 @@ import org.springframework.data.elasticsearch.core.facet.FacetRequest;
 import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentEntity;
 import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentProperty;
 import org.springframework.data.elasticsearch.core.mapping.SimpleElasticsearchMappingContext;
-import org.springframework.data.elasticsearch.core.query.*;
+import org.springframework.data.elasticsearch.core.query.AliasQuery;
+import org.springframework.data.elasticsearch.core.query.CriteriaQuery;
+import org.springframework.data.elasticsearch.core.query.DeleteQuery;
+import org.springframework.data.elasticsearch.core.query.FetchSourceFilter;
+import org.springframework.data.elasticsearch.core.query.GetQuery;
+import org.springframework.data.elasticsearch.core.query.IndexBoost;
+import org.springframework.data.elasticsearch.core.query.IndexQuery;
+import org.springframework.data.elasticsearch.core.query.MoreLikeThisQuery;
+import org.springframework.data.elasticsearch.core.query.NativeSearchQueryBuilder;
+import org.springframework.data.elasticsearch.core.query.Query;
+import org.springframework.data.elasticsearch.core.query.ScriptField;
+import org.springframework.data.elasticsearch.core.query.SearchQuery;
+import org.springframework.data.elasticsearch.core.query.SourceFilter;
+import org.springframework.data.elasticsearch.core.query.StringQuery;
+import org.springframework.data.elasticsearch.core.query.UpdateQuery;
 import org.springframework.data.util.CloseableIterator;
 import org.springframework.util.Assert;
-import static org.apache.commons.lang.StringUtils.*;
+import org.springframework.util.StringUtils;
-import static org.elasticsearch.client.Requests.*;
-import static org.elasticsearch.index.VersionType.*;
-import static org.elasticsearch.index.query.QueryBuilders.*;
-import static org.springframework.data.elasticsearch.core.MappingBuilder.*;
-import static org.springframework.util.CollectionUtils.isEmpty;
 
 /**
  * ElasticsearchTemplate
@@ -105,11 +125,17 @@ import static org.springframework.util.CollectionUtils.isEmpty;
  * @author Young Gu
  * @author Oliver Gierke
  * @author Mark Janssen
+ * @author Chris White
  * @author Mark Paluch
+ * @author Sascha Woo
+ * @author Ted Liang
  */
 public class ElasticsearchTemplate implements ElasticsearchOperations, ApplicationContextAware {
 
-	private static final Logger logger = LoggerFactory.getLogger(ElasticsearchTemplate.class);
+	private static final Logger QUERY_LOGGER = LoggerFactory.getLogger("org.springframework.data.elasticsearch.core.QUERY");
+	private static final Logger LOGGER = LoggerFactory.getLogger(ElasticsearchTemplate.class);
+	private static final String FIELD_SCORE = "_score";
+
 	private Client client;
 	private ElasticsearchConverter elasticsearchConverter;
 	private ResultsMapper resultsMapper;
@@ -173,13 +199,13 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 	public <T> boolean putMapping(Class<T> clazz) {
 		if (clazz.isAnnotationPresent(Mapping.class)) {
 			String mappingPath = clazz.getAnnotation(Mapping.class).mappingPath();
-			if (isNotBlank(mappingPath)) {
+			if (StringUtils.hasText(mappingPath)) {
 				String mappings = readFileFromClasspath(mappingPath);
-				if (isNotBlank(mappings)) {
+				if (StringUtils.hasText(mappings)) {
 					return putMapping(clazz, mappings);
 				}
 			} else {
-				logger.info("mappingPath in @Mapping has to be defined. Building mappings using @Field");
+				LOGGER.info("mappingPath in @Mapping has to be defined. Building mappings using @Field");
 			}
 		}
 		ElasticsearchPersistentEntity<T> persistentEntity = getPersistentEntityFor(clazz);
@@ -310,7 +336,7 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 		if (query.getFilter() != null) {
 			request.setPostFilter(query.getFilter());
 		}
-		SearchResponse response = getSearchResponse(request.execute());
+		SearchResponse response = getSearchResponse(request);
 		return extractIds(response);
 	}
 
@@ -333,11 +359,8 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 
 		if (elasticsearchFilter != null)
 			searchRequestBuilder.setPostFilter(elasticsearchFilter);
-		if (logger.isDebugEnabled()) {
-			logger.debug("doSearch query:\n" + searchRequestBuilder.toString());
-		}
 
-		SearchResponse response = getSearchResponse(searchRequestBuilder.execute());
+		SearchResponse response = getSearchResponse(searchRequestBuilder);
 		return resultsMapper.mapResults(response, clazz, criteriaQuery.getPageable());
 	}
 
@@ -348,7 +371,7 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 
 	@Override
 	public <T> Page<T> queryForPage(StringQuery query, Class<T> clazz, SearchResultMapper mapper) {
-		SearchResponse response = getSearchResponse(prepareSearch(query, clazz).setQuery(wrapperQuery(query.getSource())).execute());
+		SearchResponse response = getSearchResponse(prepareSearch(query, clazz).setQuery(wrapperQuery(query.getSource())));
 		return mapper.mapResults(response, clazz, query.getPageable());
 	}
 
@@ -559,9 +582,9 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 	}
 
 	private UpdateRequestBuilder prepareUpdate(UpdateQuery query) {
-		String indexName = isNotBlank(query.getIndexName()) ? query.getIndexName()
+		String indexName = StringUtils.hasText(query.getIndexName()) ? query.getIndexName()
 				: getPersistentEntityFor(query.getClazz()).getIndexName();
-		String type = isNotBlank(query.getType()) ? query.getType()
+		String type = StringUtils.hasText(query.getType()) ? query.getType()
 				: getPersistentEntityFor(query.getClazz()).getIndexType();
 		Assert.notNull(indexName, "No index defined for Query");
 		Assert.notNull(type, "No type define for Query");
@@ -661,9 +684,9 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 	@Override
 	public <T> void delete(DeleteQuery deleteQuery, Class<T> clazz) {
 
-		String indexName = isNotBlank(deleteQuery.getIndex()) ? deleteQuery.getIndex()
+		String indexName = StringUtils.hasText(deleteQuery.getIndex()) ? deleteQuery.getIndex()
 				: getPersistentEntityFor(clazz).getIndexName();
-		String typeName = isNotBlank(deleteQuery.getType()) ? deleteQuery.getType()
+		String typeName = StringUtils.hasText(deleteQuery.getType()) ? deleteQuery.getType()
 				: getPersistentEntityFor(clazz).getIndexType();
 		Integer pageSize = deleteQuery.getPageSize() != null ? deleteQuery.getPageSize() : 1000;
 		Long scrollTimeInMillis = deleteQuery.getScrollTimeInMillis() != null ? deleteQuery.getScrollTimeInMillis()
@@ -730,7 +753,10 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 
 	private SearchRequestBuilder prepareScroll(Query query, long scrollTimeInMillis) {
 		SearchRequestBuilder requestBuilder = client.prepareSearch(toArray(query.getIndices()))
-				.setTypes(toArray(query.getTypes())).setScroll(TimeValue.timeValueMillis(scrollTimeInMillis)).setFrom(0);
+				.setTypes(toArray(query.getTypes()))
+				.setScroll(TimeValue.timeValueMillis(scrollTimeInMillis))
+				.setFrom(0)
+				.setVersion(true);
 
 		if(query.getPageable().isPaged()){
 			requestBuilder.setSize(query.getPageable().getPageSize());
@@ -761,7 +787,7 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 			requestBuilder.setPostFilter(elasticsearchFilter);
 		}
 
-		return getSearchResponse(requestBuilder.execute());
+		return getSearchResponse(requestBuilder);
 	}
 
 	private SearchResponse doScroll(SearchRequestBuilder requestBuilder, SearchQuery searchQuery) {
@@ -773,7 +799,7 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 			requestBuilder.setPostFilter(searchQuery.getFilter());
 		}
 
-		return getSearchResponse(requestBuilder.setQuery(searchQuery.getQuery()).execute());
+		return getSearchResponse(requestBuilder.setQuery(searchQuery.getQuery()));
 	}
 
 	public <T> Page<T> startScroll(long scrollTimeInMillis, SearchQuery searchQuery, Class<T> clazz) {
@@ -817,8 +843,8 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 	public <T> Page<T> moreLikeThis(MoreLikeThisQuery query, Class<T> clazz) {
 
 		ElasticsearchPersistentEntity persistentEntity = getPersistentEntityFor(clazz);
-		String indexName = isNotBlank(query.getIndexName()) ? query.getIndexName() : persistentEntity.getIndexName();
+		String indexName = StringUtils.hasText(query.getIndexName()) ? query.getIndexName() : persistentEntity.getIndexName();
-		String type = isNotBlank(query.getType()) ? query.getType() : persistentEntity.getIndexType();
+		String type = StringUtils.hasText(query.getType()) ? query.getType() : persistentEntity.getIndexType();
 
 		Assert.notNull(indexName, "No 'indexName' defined for MoreLikeThisQuery");
 		Assert.notNull(type, "No 'type' defined for MoreLikeThisQuery");
@@ -875,9 +901,11 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 		}
 
 		if (searchQuery.getHighlightFields() != null) {
+			HighlightBuilder highlightBuilder = new HighlightBuilder();
 			for (HighlightBuilder.Field highlightField : searchQuery.getHighlightFields()) {
-				searchRequest.highlighter(new HighlightBuilder().field(highlightField));
+				highlightBuilder.field(highlightField);
 			}
+			searchRequest.highlighter(highlightBuilder);
 		}
 
 		if (!isEmpty(searchQuery.getIndicesBoost())) {
@@ -897,7 +925,16 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 				searchRequest.addAggregation(aggregatedFacet.getFacet());
 			}
 		}
-		return getSearchResponse(searchRequest.setQuery(searchQuery.getQuery()).execute());
+		return getSearchResponse(searchRequest.setQuery(searchQuery.getQuery()));
+	}
+
+	private SearchResponse getSearchResponse(SearchRequestBuilder requestBuilder) {
+		
+		if (QUERY_LOGGER.isDebugEnabled()) {
+			QUERY_LOGGER.debug(requestBuilder.toString());
+		}
+		
+		return getSearchResponse(requestBuilder.execute());
 	}
 
 	private SearchResponse getSearchResponse(ListenableActionFuture<SearchResponse> response) {
@@ -911,13 +948,13 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 	private <T> boolean createIndexWithSettings(Class<T> clazz) {
 		if (clazz.isAnnotationPresent(Setting.class)) {
 			String settingPath = clazz.getAnnotation(Setting.class).settingPath();
-			if (isNotBlank(settingPath)) {
+			if (StringUtils.hasText(settingPath)) {
 				String settings = readFileFromClasspath(settingPath);
-				if (isNotBlank(settings)) {
+				if (StringUtils.hasText(settings)) {
 					return createIndex(getPersistentEntityFor(clazz).getIndexName(), settings);
 				}
 			} else {
-				logger.info("settingPath in @Setting has to be defined. Using default instead.");
+				LOGGER.info("settingPath in @Setting has to be defined. Using default instead.");
 			}
 		}
 		return createIndex(getPersistentEntityFor(clazz).getIndexName(), getDefaultSettings(getPersistentEntityFor(clazz)));
@@ -975,7 +1012,9 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 
 		int startRecord = 0;
 		SearchRequestBuilder searchRequestBuilder = client.prepareSearch(toArray(query.getIndices()))
-				.setSearchType(query.getSearchType()).setTypes(toArray(query.getTypes()));
+				.setSearchType(query.getSearchType())
+				.setTypes(toArray(query.getTypes()))
+				.setVersion(true);
 
 		if (query.getSourceFilter() != null) {
 			SourceFilter sourceFilter = query.getSourceFilter();
@@ -994,8 +1033,27 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 
 		if (query.getSort() != null) {
 			for (Sort.Order order : query.getSort()) {
-				searchRequestBuilder.addSort(order.getProperty(),
+				SortOrder sortOrder = order.getDirection().isDescending() ? SortOrder.DESC : SortOrder.ASC;
-						order.getDirection() == Sort.Direction.DESC ? SortOrder.DESC : SortOrder.ASC);
+
+				if (FIELD_SCORE.equals(order.getProperty())) {
+					ScoreSortBuilder sort = SortBuilders //
+							.scoreSort() //
+							.order(sortOrder);
+
+					searchRequestBuilder.addSort(sort);
+				} else {
+					FieldSortBuilder sort = SortBuilders //
+							.fieldSort(order.getProperty()) //
+							.order(sortOrder);
+
+					if (order.getNullHandling() == Sort.NullHandling.NULLS_FIRST) {
+						sort.missing("_first");
+					} else if (order.getNullHandling() == Sort.NullHandling.NULLS_LAST) {
+						sort.missing("_last");
+					}
+
+					searchRequestBuilder.addSort(sort);
+				}
 			}
 		}
 
@@ -1007,15 +1065,15 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 
 	private IndexRequestBuilder prepareIndex(IndexQuery query) {
 		try {
-			String indexName = isBlank(query.getIndexName())
+			String indexName = StringUtils.isEmpty(query.getIndexName())
 					? retrieveIndexNameFromPersistentEntity(query.getObject().getClass())[0] : query.getIndexName();
-			String type = isBlank(query.getType()) ? retrieveTypeFromPersistentEntity(query.getObject().getClass())[0]
+			String type = StringUtils.isEmpty(query.getType()) ? retrieveTypeFromPersistentEntity(query.getObject().getClass())[0]
 					: query.getType();
 
 			IndexRequestBuilder indexRequestBuilder = null;
 
 			if (query.getObject() != null) {
-				String id = isBlank(query.getId()) ? getPersistentEntityId(query.getObject()) : query.getId();
+				String id = StringUtils.isEmpty(query.getId()) ? getPersistentEntityId(query.getObject()) : query.getId();
 				// If we have a query id and a document id, do not ask ES to generate one.
 				if (id != null) {
 					indexRequestBuilder = client.prepareIndex(indexName, type, id);
@@ -1065,11 +1123,11 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 			aliasAction.filter(query.getFilterBuilder());
 		} else if (query.getFilter() != null) {
 			aliasAction.filter(query.getFilter());
-		} else if (isNotBlank(query.getRouting())) {
+		} else if (StringUtils.hasText(query.getRouting())) {
 			aliasAction.routing(query.getRouting());
-		} else if (isNotBlank(query.getSearchRouting())) {
+		} else if (StringUtils.hasText(query.getSearchRouting())) {
 			aliasAction.searchRouting(query.getSearchRouting());
-		} else if (isNotBlank(query.getIndexRouting())) {
+		} else if (StringUtils.hasText(query.getIndexRouting())) {
 			aliasAction.indexRouting(query.getIndexRouting());
 		}
 		return client.admin().indices().prepareAliases().addAliasAction(aliasAction).execute().actionGet().isAcknowledged();
@@ -1189,14 +1247,14 @@ public class ElasticsearchTemplate implements ElasticsearchOperations, Applicati
 				stringBuilder.append(line).append(lineSeparator);
 			}
 		} catch (Exception e) {
-			logger.debug(String.format("Failed to load file from url: %s: %s", url, e.getMessage()));
+			LOGGER.debug(String.format("Failed to load file from url: %s: %s", url, e.getMessage()));
 			return null;
 		} finally {
 			if (bufferedReader != null)
 				try {
 					bufferedReader.close();
 				} catch (IOException e) {
-					logger.debug(String.format("Unable to close buffered reader.. %s", e.getMessage()));
+					LOGGER.debug(String.format("Unable to close buffered reader.. %s", e.getMessage()));
 				}
 		}
 

src/main/java/org/springframework/data/elasticsearch/core/EntityMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/FacetedPage.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/FacetedPageImpl.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2017 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -40,6 +40,8 @@ import org.springframework.data.elasticsearch.core.facet.result.StatisticalResul
 import org.springframework.data.elasticsearch.core.facet.result.Term;
 import org.springframework.data.elasticsearch.core.facet.result.TermResult;
 
+import static java.util.Optional.ofNullable;
+
 /**
  * Container for query result and facet results
  *
@@ -48,6 +50,7 @@ import org.springframework.data.elasticsearch.core.facet.result.TermResult;
  * @author Artur Konczak
  * @author Jonathan Yan
  * @author Philipp Kräutli
+ * @author Remco Zigterman
  */
 @Deprecated
 public abstract class FacetedPageImpl<T> extends PageImpl<T> implements FacetedPage<T>, AggregatedPage<T> {
@@ -60,7 +63,7 @@ public abstract class FacetedPageImpl<T> extends PageImpl<T> implements FacetedP
 	}
 
 	public FacetedPageImpl(List<T> content, Pageable pageable, long total) {
-		super(content, Pageable.unpaged(), total);
+		super(content, ofNullable(pageable).orElse(Pageable.unpaged()), total);
 	}
 
 	@Override

src/main/java/org/springframework/data/elasticsearch/core/GetResultMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/MappingBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2017 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,11 +15,15 @@
  */
 package org.springframework.data.elasticsearch.core;
 
+import static org.elasticsearch.common.xcontent.XContentFactory.*;
+import static org.springframework.util.StringUtils.*;
+
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
+
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.springframework.core.ResolvableType;
 import org.springframework.core.io.ClassPathResource;
@@ -37,9 +41,7 @@ import org.springframework.data.elasticsearch.core.geo.GeoPoint;
 import org.springframework.data.mapping.model.SimpleTypeHolder;
 import org.springframework.data.util.ClassTypeInformation;
 import org.springframework.data.util.TypeInformation;
-import static org.apache.commons.lang.StringUtils.*;
+import org.springframework.util.StringUtils;
-import static org.elasticsearch.common.xcontent.XContentFactory.*;
-import static org.springframework.util.StringUtils.*;
 
 /**
  * @author Rizwan Idrees
@@ -50,6 +52,8 @@ import static org.springframework.util.StringUtils.*;
  * @author Dennis Maaß
  * @author Pavel Luhin
  * @author Mark Paluch
+ * @author Sascha Woo
+ * @author Nordine Bittich
  */
 class MappingBuilder {
 
@@ -60,15 +64,16 @@ class MappingBuilder {
 	public static final String FIELD_FORMAT = "format";
 	public static final String FIELD_SEARCH_ANALYZER = "search_analyzer";
 	public static final String FIELD_INDEX_ANALYZER = "analyzer";
+	public static final String FIELD_NORMALIZER = "normalizer";
 	public static final String FIELD_PROPERTIES = "properties";
 	public static final String FIELD_PARENT = "_parent";
+	public static final String FIELD_COPY_TO = "copy_to";
 
 	public static final String COMPLETION_PRESERVE_SEPARATORS = "preserve_separators";
 	public static final String COMPLETION_PRESERVE_POSITION_INCREMENTS = "preserve_position_increments";
 	public static final String COMPLETION_MAX_INPUT_LENGTH = "max_input_length";
 
-	public static final String INDEX_VALUE_NOT_ANALYZED = "not_analyzed";
+	public static final String TYPE_VALUE_KEYWORD = "keyword";
-	public static final String TYPE_VALUE_STRING = "text";
 	public static final String TYPE_VALUE_GEO_POINT = "geo_point";
 	public static final String TYPE_VALUE_COMPLETION = "completion";
 	public static final String TYPE_VALUE_GEO_HASH_PREFIX = "geohash_prefix";
@@ -87,7 +92,7 @@ class MappingBuilder {
 		// Properties
 		XContentBuilder xContentBuilder = mapping.startObject(FIELD_PROPERTIES);
 
-		mapEntity(xContentBuilder, clazz, true, idFieldName, EMPTY, false, FieldType.Auto, null);
+		mapEntity(xContentBuilder, clazz, true, idFieldName, "", false, FieldType.Auto, null);
 
 		return xContentBuilder.endObject().endObject().endObject();
 	}
@@ -118,7 +123,7 @@ class MappingBuilder {
 
 			if (field.isAnnotationPresent(Mapping.class)) {
 				String mappingPath = field.getAnnotation(Mapping.class).mappingPath();
-				if (isNotBlank(mappingPath)) {
+				if (StringUtils.hasText(mappingPath)) {
 					ClassPathResource mappings = new ClassPathResource(mappingPath);
 					if (mappings.exists()) {
 						xContentBuilder.rawField(field.getName(), mappings.getInputStream());
@@ -136,7 +141,7 @@ class MappingBuilder {
 					continue;
 				}
 				boolean nestedOrObject = isNestedOrObjectField(field);
-				mapEntity(xContentBuilder, getFieldType(field), false, EMPTY, field.getName(), nestedOrObject, singleField.type(), field.getAnnotation(Field.class));
+				mapEntity(xContentBuilder, getFieldType(field), false, "", field.getName(), nestedOrObject, singleField.type(), field.getAnnotation(Field.class));
 				if (nestedOrObject) {
 					continue;
 				}
@@ -202,10 +207,10 @@ class MappingBuilder {
 			xContentBuilder.field(COMPLETION_MAX_INPUT_LENGTH, annotation.maxInputLength());
 			xContentBuilder.field(COMPLETION_PRESERVE_POSITION_INCREMENTS, annotation.preservePositionIncrements());
 			xContentBuilder.field(COMPLETION_PRESERVE_SEPARATORS, annotation.preserveSeparators());
-			if (isNotBlank(annotation.searchAnalyzer())) {
+			if (StringUtils.hasText(annotation.searchAnalyzer())) {
 				xContentBuilder.field(FIELD_SEARCH_ANALYZER, annotation.searchAnalyzer());
 			}
-			if (isNotBlank(annotation.analyzer())) {
+			if (StringUtils.hasText(annotation.analyzer())) {
 				xContentBuilder.field(FIELD_INDEX_ANALYZER, annotation.analyzer());
 			}
 		}
@@ -215,89 +220,118 @@ class MappingBuilder {
 	private static void applyDefaultIdFieldMapping(XContentBuilder xContentBuilder, java.lang.reflect.Field field)
 			throws IOException {
 		xContentBuilder.startObject(field.getName())
-				.field(FIELD_TYPE, TYPE_VALUE_STRING)
+				.field(FIELD_TYPE, TYPE_VALUE_KEYWORD)
-				.field(FIELD_INDEX, INDEX_VALUE_NOT_ANALYZED);
+				.field(FIELD_INDEX, true);
 		xContentBuilder.endObject();
 	}
 
 	/**
-	 * Apply mapping for a single @Field annotation
+	 * Add mapping for @Field annotation
 	 *
 	 * @throws IOException
 	 */
-	private static void addSingleFieldMapping(XContentBuilder xContentBuilder, java.lang.reflect.Field field,
+	private static void addSingleFieldMapping(XContentBuilder builder, java.lang.reflect.Field field, Field annotation, boolean nestedOrObjectField) throws IOException {
-											  Field fieldAnnotation, boolean nestedOrObjectField) throws IOException {
+		builder.startObject(field.getName());
-		xContentBuilder.startObject(field.getName());
+		addFieldMappingParameters(builder, annotation, nestedOrObjectField);
-		if(!nestedOrObjectField) {
+		builder.endObject();
-			xContentBuilder.field(FIELD_STORE, fieldAnnotation.store());
+	}
+
+	/**
+	 * Add mapping for @MultiField annotation
+	 *
+	 * @throws IOException
+	 */
+	private static void addMultiFieldMapping(
+		XContentBuilder builder,
+		java.lang.reflect.Field field,
+		MultiField annotation,
+		boolean nestedOrObjectField) throws IOException {
+
+		// main field
+		builder.startObject(field.getName());
+		addFieldMappingParameters(builder, annotation.mainField(), nestedOrObjectField);
+
+		// inner fields
+		builder.startObject("fields");
+		for (InnerField innerField : annotation.otherFields()) {
+			builder.startObject(innerField.suffix());
+			addFieldMappingParameters(builder, innerField, false);
+			builder.endObject();
 		}
-		if(fieldAnnotation.fielddata()) {
+		builder.endObject();
-			xContentBuilder.field(FIELD_DATA, fieldAnnotation.fielddata());
+
+		builder.endObject();
+	}
+
+	private static void addFieldMappingParameters(XContentBuilder builder, Object annotation, boolean nestedOrObjectField) throws IOException {
+		boolean index = true;
+		boolean store = false;
+		boolean fielddata = false;
+		FieldType type = null;
+		DateFormat dateFormat = null;
+		String datePattern = null;
+		String analyzer = null;
+		String searchAnalyzer = null;
+		String normalizer = null;
+		String[] copyTo = null;
+
+		if (annotation instanceof Field) {
+			// @Field
+			Field fieldAnnotation = (Field) annotation;
+			index = fieldAnnotation.index();
+			store = fieldAnnotation.store();
+			fielddata = fieldAnnotation.fielddata();
+			type = fieldAnnotation.type();
+			dateFormat = fieldAnnotation.format();
+			datePattern = fieldAnnotation.pattern();
+			analyzer = fieldAnnotation.analyzer();
+			searchAnalyzer = fieldAnnotation.searchAnalyzer();
+			normalizer = fieldAnnotation.normalizer();
+			copyTo = fieldAnnotation.copyTo();
+		} else if (annotation instanceof InnerField) {
+			// @InnerField
+			InnerField fieldAnnotation = (InnerField) annotation;
+			index = fieldAnnotation.index();
+			store = fieldAnnotation.store();
+			fielddata = fieldAnnotation.fielddata();
+			type = fieldAnnotation.type();
+			dateFormat = fieldAnnotation.format();
+			datePattern = fieldAnnotation.pattern();
+			analyzer = fieldAnnotation.analyzer();
+			searchAnalyzer = fieldAnnotation.searchAnalyzer();
+			normalizer = fieldAnnotation.normalizer();
+		} else {
+			throw new IllegalArgumentException("annotation must be an instance of @Field or @InnerField");
 		}
 
-		if (FieldType.Auto != fieldAnnotation.type()) {
+		if (!nestedOrObjectField) {
-			xContentBuilder.field(FIELD_TYPE, fieldAnnotation.type().name().toLowerCase());
+			builder.field(FIELD_STORE, store);
-			if (FieldType.Date == fieldAnnotation.type() && DateFormat.none != fieldAnnotation.format()) {
+		}
-				xContentBuilder.field(FIELD_FORMAT, DateFormat.custom == fieldAnnotation.format()
+		if (fielddata) {
-						? fieldAnnotation.pattern() : fieldAnnotation.format());
+			builder.field(FIELD_DATA, fielddata);
+		}
+		if (type != FieldType.Auto) {
+			builder.field(FIELD_TYPE, type.name().toLowerCase());
+
+			if (type == FieldType.Date && dateFormat != DateFormat.none) {
+				builder.field(FIELD_FORMAT, dateFormat == DateFormat.custom ? datePattern : dateFormat.toString());
 			}
 		}
-		if(!fieldAnnotation.index()) {
+		if (!index) {
-			xContentBuilder.field(FIELD_INDEX, fieldAnnotation.index());
+			builder.field(FIELD_INDEX, index);
 		}
-		if (isNotBlank(fieldAnnotation.searchAnalyzer())) {
+		if (StringUtils.hasText(analyzer)) {
-			xContentBuilder.field(FIELD_SEARCH_ANALYZER, fieldAnnotation.searchAnalyzer());
+			builder.field(FIELD_INDEX_ANALYZER, analyzer);
 		}
-		if (isNotBlank(fieldAnnotation.analyzer())) {
+		if (StringUtils.hasText(searchAnalyzer)) {
-			xContentBuilder.field(FIELD_INDEX_ANALYZER, fieldAnnotation.analyzer());
+			builder.field(FIELD_SEARCH_ANALYZER, searchAnalyzer);
 		}
-		xContentBuilder.endObject();
+		if (!StringUtils.isEmpty(normalizer)) {
-	}
+			builder.field(FIELD_NORMALIZER, normalizer);
-
-	/**
-	 * Apply mapping for a single nested @Field annotation
-	 *
-	 * @throws IOException
-	 */
-	private static void addNestedFieldMapping(XContentBuilder builder, java.lang.reflect.Field field,
-											  InnerField annotation) throws IOException {
-		builder.startObject(annotation.suffix());
-		//builder.field(FIELD_STORE, annotation.store());
-		if (FieldType.Auto != annotation.type()) {
-			builder.field(FIELD_TYPE, annotation.type().name().toLowerCase());
 		}
-		if(!annotation.index()) {
+		if (copyTo != null && copyTo.length > 0) {
-			builder.field(FIELD_INDEX, annotation.index());
+			builder.field(FIELD_COPY_TO, copyTo);
 		}
-		if (isNotBlank(annotation.searchAnalyzer())) {
-			builder.field(FIELD_SEARCH_ANALYZER, annotation.searchAnalyzer());
-		}
-		if (isNotBlank(annotation.indexAnalyzer())) {
-			builder.field(FIELD_INDEX_ANALYZER, annotation.indexAnalyzer());
-		}
-		if (annotation.fielddata()) {
-			builder.field(FIELD_DATA, annotation.fielddata());
-		}
-		builder.endObject();
-	}
-
-	/**
-	 * Multi field mappings for string type fields, support for sorts and facets
-	 *
-	 * @throws IOException
-	 */
-	private static void addMultiFieldMapping(XContentBuilder builder, java.lang.reflect.Field field,
-											 MultiField annotation, boolean nestedOrObjectField) throws IOException {
-		builder.startObject(field.getName());
-		builder.field(FIELD_TYPE, annotation.mainField().type());
-		builder.startObject("fields");
-		//add standard field
-		//addSingleFieldMapping(builder, field, annotation.mainField(), nestedOrObjectField);
-		for (InnerField innerField : annotation.otherFields()) {
-			addNestedFieldMapping(builder, field, innerField);
-		}
-		builder.endObject();
-		builder.endObject();
 	}
 
 	protected static boolean isEntity(java.lang.reflect.Field field) {

src/main/java/org/springframework/data/elasticsearch/core/MultiGetResultMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/ResultsExtractor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2014 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/ResultsMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2014 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/SearchResultMapper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/aggregation/impl/AggregatedPageImpl.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2017 the original author or authors.
+ * Copyright 2017-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/convert/DateTimeConverters.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/convert/ElasticsearchConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/convert/MappingElasticsearchConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/AbstractFacetRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/AbstractFacetResult.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/FacetRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/FacetResult.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/FacetType.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/request/HistogramFacetRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,13 +16,13 @@
 
 package org.springframework.data.elasticsearch.core.facet.request;
 
-import org.apache.commons.lang.StringUtils;
 import org.elasticsearch.search.aggregations.AbstractAggregationBuilder;
 import org.elasticsearch.search.aggregations.AggregationBuilders;
 import org.elasticsearch.search.aggregations.bucket.histogram.DateHistogramAggregationBuilder;
 import org.elasticsearch.search.aggregations.bucket.histogram.DateHistogramInterval;
 import org.springframework.data.elasticsearch.core.facet.AbstractFacetRequest;
 import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
 
 
 /**
@@ -54,7 +54,7 @@ public class HistogramFacetRequest extends AbstractFacetRequest {
 
 	public AbstractAggregationBuilder getFacet() {
 		Assert.notNull(getName(), "Facet name can't be a null !!!");
-		Assert.isTrue(StringUtils.isNotBlank(field), "Please select field on which to build the facet !!!");
+		Assert.isTrue(StringUtils.hasText(field), "Please select field on which to build the facet !!!");
 		Assert.isTrue(interval > 0, "Please provide interval as positive value greater them zero !!!");
 
 		DateHistogramAggregationBuilder dateHistogramBuilder = AggregationBuilders.dateHistogram(getName());

src/main/java/org/springframework/data/elasticsearch/core/facet/request/HistogramFacetRequestBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/request/NativeFacetRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/request/RangeFacetRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2017 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,12 +19,12 @@ package org.springframework.data.elasticsearch.core.facet.request;
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.lang.StringUtils;
 import org.elasticsearch.search.aggregations.AbstractAggregationBuilder;
 import org.elasticsearch.search.aggregations.AggregationBuilders;
 import org.elasticsearch.search.aggregations.bucket.range.RangeAggregationBuilder;
 import org.springframework.data.elasticsearch.core.facet.AbstractFacetRequest;
 import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
 
 
 /**
@@ -77,7 +77,7 @@ public class RangeFacetRequest extends AbstractFacetRequest {
 		Assert.notNull(getName(), "Facet name can't be a null !!!");
 
 		RangeAggregationBuilder rangeBuilder = AggregationBuilders.range(getName());
-		final String field = StringUtils.isNotBlank(keyField) ? keyField : this.field;
+		final String field = StringUtils.hasText(keyField) ? keyField : this.field;
 		rangeBuilder.field(field);
 
 		for (Entry entry : entries) {
@@ -86,7 +86,7 @@ public class RangeFacetRequest extends AbstractFacetRequest {
 		}
 
 		rangeBuilder.subAggregation(AggregationBuilders.extendedStats(INTERNAL_STATS).field(field));
-		if(StringUtils.isNotBlank(valueField)){
+		if(StringUtils.hasText(valueField)){
 			rangeBuilder.subAggregation(AggregationBuilders.sum(RANGE_INTERNAL_SUM).field(valueField));
 		}
 

src/main/java/org/springframework/data/elasticsearch/core/facet/request/RangeFacetRequestBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/request/StatisticalFacetRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,11 +16,11 @@
 
 package org.springframework.data.elasticsearch.core.facet.request;
 
-import org.apache.commons.lang.StringUtils;
 import org.elasticsearch.search.aggregations.AbstractAggregationBuilder;
 import org.elasticsearch.search.aggregations.AggregationBuilders;
 import org.springframework.data.elasticsearch.core.facet.AbstractFacetRequest;
 import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
 
 
 /**
@@ -47,7 +47,7 @@ public class StatisticalFacetRequest extends AbstractFacetRequest {
 
 	public AbstractAggregationBuilder getFacet() {
 		Assert.notNull(getName(), "Facet name can't be a null !!!");
-		Assert.isTrue(StringUtils.isNotBlank(field) && fields == null, "Please select field or fields on which to build the facets !!!");
+		Assert.isTrue(StringUtils.hasText(field) && fields == null, "Please select field or fields on which to build the facets !!!");
 		return AggregationBuilders.extendedStats(getName()).field(field);
 	}
 }

src/main/java/org/springframework/data/elasticsearch/core/facet/request/StatisticalFacetRequestBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/request/TermFacetOrder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/request/TermFacetRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,8 +16,6 @@
 
 package org.springframework.data.elasticsearch.core.facet.request;
 
-import org.apache.commons.lang.ArrayUtils;
-import org.apache.commons.lang.StringUtils;
 import org.apache.lucene.util.automaton.RegExp;
 import org.elasticsearch.search.aggregations.AbstractAggregationBuilder;
 import org.elasticsearch.search.aggregations.AggregationBuilders;
@@ -26,6 +24,8 @@ import org.elasticsearch.search.aggregations.bucket.terms.TermsAggregationBuilde
 import org.elasticsearch.search.aggregations.bucket.terms.support.IncludeExclude;
 import org.springframework.data.elasticsearch.core.facet.AbstractFacetRequest;
 import org.springframework.util.Assert;
+import org.springframework.util.ObjectUtils;
+import org.springframework.util.StringUtils;
 
 
 /**
@@ -48,8 +48,8 @@ public class TermFacetRequest extends AbstractFacetRequest {
 	}
 
 	public void setFields(String... fields) {
-		Assert.isTrue(ArrayUtils.isNotEmpty(fields), "Term agg need one field only");
+		Assert.isTrue(!ObjectUtils.isEmpty(fields), "Term agg need one field only");
-		Assert.isTrue(ArrayUtils.getLength(fields) == 1, "Term agg need one field only");
+		Assert.isTrue(fields.length == 1, "Term agg need one field only");
 		this.fields = fields;
 	}
 
@@ -92,7 +92,7 @@ public class TermFacetRequest extends AbstractFacetRequest {
 			default:
 				termsBuilder.order(Terms.Order.count(true));
 		}
-		if (ArrayUtils.isNotEmpty(excludeTerms)) {
+		if (!ObjectUtils.isEmpty(excludeTerms)) {
 			termsBuilder.includeExclude(new IncludeExclude(null,excludeTerms));
 		}
 
@@ -100,7 +100,7 @@ public class TermFacetRequest extends AbstractFacetRequest {
 			termsBuilder.size(Integer.MAX_VALUE);
 		}
 
-		if (StringUtils.isNotBlank(regex)) {
+		if (StringUtils.hasText(regex)) {
 			termsBuilder.includeExclude(new IncludeExclude(new RegExp(regex),null));
 		}
 

src/main/java/org/springframework/data/elasticsearch/core/facet/request/TermFacetRequestBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/result/HistogramResult.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/result/IntervalUnit.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/result/Range.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/result/RangeResult.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/result/StatisticalResult.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/result/Term.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/facet/result/TermResult.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/geo/GeoBox.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/geo/GeoPoint.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/mapping/ElasticsearchPersistentEntity.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/mapping/ElasticsearchPersistentProperty.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/mapping/SimpleElasticsearchMappingContext.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/mapping/SimpleElasticsearchPersistentEntity.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/mapping/SimpleElasticsearchPersistentProperty.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/AbstractQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/AliasBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2014 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/AliasQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2014 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/Criteria.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,9 +15,14 @@
  */
 package org.springframework.data.elasticsearch.core.query;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Set;
 
-import org.apache.commons.lang.StringUtils;
 import org.springframework.dao.InvalidDataAccessApiUsageException;
 import org.springframework.data.elasticsearch.core.geo.GeoBox;
 import org.springframework.data.elasticsearch.core.geo.GeoPoint;
@@ -25,6 +30,7 @@ import org.springframework.data.geo.Box;
 import org.springframework.data.geo.Distance;
 import org.springframework.data.geo.Point;
 import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
 
 /**
  * Criteria is the central class when constructing queries. It follows more or less a fluent API style, which allows to
@@ -42,8 +48,8 @@ public class Criteria {
 				"field=" + field.getName() +
 				", boost=" + boost +
 				", negating=" + negating +
-				", queryCriteria=" + StringUtils.join(queryCriteria, '|') +
+				", queryCriteria=" + StringUtils.collectionToDelimitedString(queryCriteria, "|") +
-				", filterCriteria=" + StringUtils.join(filterCriteria, '|') +
+				", filterCriteria=" + StringUtils.collectionToDelimitedString(filterCriteria, "|") +
 				'}';
 	}
 
@@ -437,7 +443,7 @@ public class Criteria {
 	 * @return
 	 */
 	public Criteria within(String geoLocation, String distance) {
-		Assert.isTrue(StringUtils.isNotBlank(geoLocation), "geoLocation value must not be null");
+		Assert.isTrue(StringUtils.hasText(geoLocation), "geoLocation value must not be null");
 		filterCriteria.add(new CriteriaEntry(OperationKey.WITHIN, new Object[]{geoLocation, distance}));
 		return this;
 	}
@@ -474,8 +480,8 @@ public class Criteria {
 	 * @return Criteria the chaind criteria with the new 'boundedBy' criteria included.
 	 */
 	public Criteria boundedBy(String topLeftGeohash, String bottomRightGeohash) {
-		Assert.isTrue(StringUtils.isNotBlank(topLeftGeohash), "topLeftGeohash must not be empty");
+		Assert.isTrue(StringUtils.hasText(topLeftGeohash), "topLeftGeohash must not be empty");
-		Assert.isTrue(StringUtils.isNotBlank(bottomRightGeohash), "bottomRightGeohash must not be empty");
+		Assert.isTrue(StringUtils.hasText(bottomRightGeohash), "bottomRightGeohash must not be empty");
 		filterCriteria.add(new CriteriaEntry(OperationKey.BBOX, new Object[]{topLeftGeohash, bottomRightGeohash}));
 		return this;
 	}
@@ -502,7 +508,7 @@ public class Criteria {
 	}
 
 	private void assertNoBlankInWildcardedQuery(String searchString, boolean leadingWildcard, boolean trailingWildcard) {
-		if (StringUtils.contains(searchString, CRITERIA_VALUE_SEPERATOR)) {
+		if (searchString != null && searchString.contains(CRITERIA_VALUE_SEPERATOR)) {
 			throw new InvalidDataAccessApiUsageException("Cannot constructQuery '" + (leadingWildcard ? "*" : "") + "\""
 					+ searchString + "\"" + (trailingWildcard ? "*" : "") + "'. Use expression or multiple clauses instead.");
 		}

src/main/java/org/springframework/data/elasticsearch/core/query/CriteriaQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/DeleteQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/FetchSourceFilter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 the original author or authors.
+ * Copyright 2016-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/FetchSourceFilterBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 the original author or authors.
+ * Copyright 2016-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/Field.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/GetQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/IndexBoost.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 the original author or authors.
+ * Copyright 2016-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/IndexQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/IndexQueryBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/MoreLikeThisQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/NativeSearchQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/NativeSearchQueryBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/Query.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/SearchQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/SimpleField.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/SourceFilter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 the original author or authors.
+ * Copyright 2016-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/StringQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/UpdateQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/core/query/UpdateQueryBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/repository/ElasticsearchCrudRepository.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2014 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/repository/ElasticsearchRepository.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/repository/cdi/ElasticsearchRepositoryBean.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/org/springframework/data/elasticsearch/repository/cdi/ElasticsearchRepositoryExtension.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2017 the original author or authors.
+ * Copyright 2013-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.