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Merge branch 'master' into avro-error

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This commit is contained in:
Loredana Crusoveanu
2018-07-24 22:54:40 +03:00
parent bc9558b5fc a030afa5ea
commit b205db170e
128 changed files with 5301 additions and 554 deletions
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.gitignore
+9
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@@ -48,3 +48,12 @@ dependency-reduced-pom.xml
*.so
*.dylib
*.dll
xml/src/test/resources/example_dom4j_new.xml
xml/src/test/resources/example_dom4j_updated.xml
xml/src/test/resources/example_jaxb_new.xml
core-java-io/hard_link.txt
core-java-io/target_link.txt
core-java/src/main/java/com/baeldung/manifest/MANIFEST.MF
ethereum/logs/
jmeter/src/main/resources/*-JMeter.csv
README.md
+1 -1
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@@ -19,7 +19,7 @@ In additional to Spring, the following technologies are in focus: `core Java`, `
Building the project
====================
To do the full build, do: `mvn install -Dgib.enabled=false`
To do the full build, do: `mvn install -Pdefault -Dgib.enabled=false`
Working with the code in Eclipse
core-java-8/src/main/java/com/baeldung/convertlisttomap/Animal.java
+27
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@@ -0,0 +1,27 @@
package com.baeldung.convertlisttomap;
public class Animal {
private int id;
private String name;
public Animal(int id, String name) {
this.id = id;
this.setName(name);
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
core-java-8/src/main/java/com/baeldung/convertlisttomap/ConvertListToMapService.java
+42
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@@ -0,0 +1,42 @@
package com.baeldung.convertlisttomap;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import org.apache.commons.collections4.MapUtils;
import com.google.common.collect.Maps;
public class ConvertListToMapService {
public Map<Integer, Animal> convertListBeforeJava8(List<Animal> list) {
Map<Integer, Animal> map = new HashMap<>();
for (Animal animal : list) {
map.put(animal.getId(), animal);
}
return map;
}
public Map<Integer, Animal> convertListAfterJava8(List<Animal> list) {
Map<Integer, Animal> map = list.stream().collect(Collectors.toMap(Animal::getId, animal -> animal));
return map;
}
public Map<Integer, Animal> convertListWithGuava(List<Animal> list) {
Map<Integer, Animal> map = Maps.uniqueIndex(list, Animal::getId);
return map;
}
public Map<Integer, Animal> convertListWithApacheCommons(List<Animal> list) {
Map<Integer, Animal> map = new HashMap<>();
MapUtils.populateMap(map, list, Animal::getId);
return map;
}
}
core-java-8/src/test/java/com/baeldung/convertlisttomap/ConvertListToMapServiceUnitTest.java
+67
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@@ -0,0 +1,67 @@
package com.baeldung.convertlisttomap;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
public class ConvertListToMapServiceUnitTest {
List<Animal> list;
private ConvertListToMapService convertListService;
@Before
public void init() {
this.convertListService = new ConvertListToMapService();
this.list = new ArrayList<>();
Animal cat = new Animal(1, "Cat");
list.add(cat);
Animal dog = new Animal(2, "Dog");
list.add(dog);
Animal pig = new Animal(3, "Pig");
list.add(pig);
Animal cow = new Animal(4, "Cow");
list.add(cow);
Animal goat = new Animal(5, "Goat");
list.add(goat);
}
@Test
public void givenAList_whenConvertBeforeJava8_thenReturnMapWithTheSameElements() {
Map<Integer, Animal> map = convertListService.convertListBeforeJava8(list);
assertThat(map.values(), containsInAnyOrder(list.toArray()));
}
@Test
public void givenAList_whenConvertAfterJava8_thenReturnMapWithTheSameElements() {
Map<Integer, Animal> map = convertListService.convertListAfterJava8(list);
assertThat(map.values(), containsInAnyOrder(list.toArray()));
}
@Test
public void givenAList_whenConvertWithGuava_thenReturnMapWithTheSameElements() {
Map<Integer, Animal> map = convertListService.convertListWithGuava(list);
assertThat(map.values(), containsInAnyOrder(list.toArray()));
}
@Test
public void givenAList_whenConvertWithApacheCommons_thenReturnMapWithTheSameElements() {
Map<Integer, Animal> map = convertListService.convertListWithApacheCommons(list);
assertThat(map.values(), containsInAnyOrder(list.toArray()));
}
}
core-java-8/src/test/java/com/baeldung/convertlisttomap/ConvertListWithDiplicatedIdToMapServiceUnitTest.java
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@@ -0,0 +1,68 @@
package com.baeldung.convertlisttomap;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.hasSize;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
public class ConvertListWithDiplicatedIdToMapServiceUnitTest {
List<Animal> duplicatedIdList;
private ConvertListToMapService convertListService = new ConvertListToMapService();
@Before
public void init() {
this.duplicatedIdList = new ArrayList<>();
Animal cat = new Animal(1, "Cat");
duplicatedIdList.add(cat);
Animal dog = new Animal(2, "Dog");
duplicatedIdList.add(dog);
Animal pig = new Animal(3, "Pig");
duplicatedIdList.add(pig);
Animal cow = new Animal(4, "Cow");
duplicatedIdList.add(cow);
Animal goat = new Animal(4, "Goat");
duplicatedIdList.add(goat);
}
@Test
public void givenADupIdList_whenConvertBeforeJava8_thenReturnMapWithRewrittenElement() {
Map<Integer, Animal> map = convertListService.convertListBeforeJava8(duplicatedIdList);
assertThat(map.values(), hasSize(4));
assertThat(map.values(), hasItem(duplicatedIdList.get(4)));
}
@Test
public void givenADupIdList_whenConvertWithApacheCommons_thenReturnMapWithRewrittenElement() {
Map<Integer, Animal> map = convertListService.convertListWithApacheCommons(duplicatedIdList);
assertThat(map.values(), hasSize(4));
assertThat(map.values(), hasItem(duplicatedIdList.get(4)));
}
@Test(expected = IllegalStateException.class)
public void givenADupIdList_whenConvertAfterJava8_thenException() {
convertListService.convertListAfterJava8(duplicatedIdList);
}
@Test(expected = IllegalArgumentException.class)
public void givenADupIdList_whenConvertWithGuava_thenException() {
convertListService.convertListWithGuava(duplicatedIdList);
}
}
core-java-collections/src/test/java/com/baeldung/java/set/HashSetInitalizingUnitTest.java
+3 -14
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@@ -50,22 +50,9 @@ public class HashSetInitalizingUnitTest {
@Test
public void whenUsingJava8_usingCollectOnStream_thenCorrectSize() {
Set<String> set = Stream.of("a", "b", "c").collect(Collectors.toSet());
Set<String> set = Stream.of("a", "b", "c").collect(Collectors.toCollection(HashSet::new));
assertEquals(3, set.size());
}
@Test
public void whenUsingJava8_fromStringArray_thenCorrectSize() {
String[] stringArray = {"a","b","c"};
Set<String> set = Arrays.stream(stringArray).collect(Collectors.toCollection(HashSet::new));
assertEquals(3, set.size());
}
// Requires Java9 - uncomment if you are using Java 9 or higher
/*@Test
public void whenUsingJava9_usingCollectOnStream_thenCorrectSize() {
Set set = Set.of("a", "b", "c");
assertEquals(3, set.size());
}*/
@Test
public void whenUsingGoogleGuava_createMutableSet_thenCorrectSize() {
@@ -78,4 +65,6 @@ public class HashSetInitalizingUnitTest {
Set<String> set = ImmutableSet.of("a", "b", "c");
assertEquals(3, set.size());
}
}
core-java/pom.xml
+45 -5
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@@ -1,5 +1,5 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>core-java</artifactId>
@@ -73,9 +73,10 @@
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<version>${assertj-core.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
@@ -146,6 +147,32 @@
<artifactId>icu4j</artifactId>
<version>${icu4j.version}</version>
</dependency>
<!-- Mime Type Resolution Libraries -->
<dependency>
<groupId>org.apache.tika</groupId>
<artifactId>tika-core</artifactId>
<version>${tika.version}</version>
</dependency>
<dependency>
<groupId>net.sf.jmimemagic</groupId>
<artifactId>jmimemagic</artifactId>
<version>${jmime-magic.version}</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-dbcp2</artifactId>
<version>${commons-dbcp2.version}</version>
</dependency>
<dependency>
<groupId>com.zaxxer</groupId>
<artifactId>HikariCP</artifactId>
<version>${HikariCP.version}</version>
</dependency>
<dependency>
<groupId>com.mchange</groupId>
<artifactId>c3p0</artifactId>
<version>${c3p0.version}</version>
</dependency>
</dependencies>
<build>
@@ -301,7 +328,7 @@
</arguments>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
@@ -348,6 +375,7 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<executions>
<execution>
<id>run-benchmarks</id>
@@ -375,6 +403,7 @@
</profiles>
<properties>
<!-- marshalling -->
<jackson.version>2.8.5</jackson.version>
<gson.version>2.8.2</gson.version>
@@ -395,16 +424,23 @@
<vavr.version>0.9.0</vavr.version>
<!-- testing -->
<assertj.version>3.6.1</assertj.version>
<assertj-core.version>3.10.0</assertj-core.version>
<!-- JDBC pooling frameworks -->
<commons-dbcp2.version>2.4.0</commons-dbcp2.version>
<HikariCP.version>3.2.0</HikariCP.version>
<c3p0.version>0.9.5.2</c3p0.version>
<!-- maven plugins -->
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<springframework.spring-web.version>4.3.4.RELEASE</springframework.spring-web.version>
<springframework.boot.spring-boot-starter.version>1.5.8.RELEASE</springframework.boot.spring-boot-starter.version>
<javamoney.moneta.version>1.1</javamoney.moneta.version>
<h2database.version>1.4.197</h2database.version>
<esapi.version>2.1.0.1</esapi.version>
<jmh-core.version>1.19</jmh-core.version>
<jmh-generator-annprocess.version>1.19</jmh-generator-annprocess.version>
<maven-javadoc-plugin.version>3.0.0-M1</maven-javadoc-plugin.version>
<javax.mail.version>1.5.0-b01</javax.mail.version>
@@ -412,7 +448,11 @@
<onejar-maven-plugin.version>1.4.4</onejar-maven-plugin.version>
<maven-shade-plugin.version>3.1.1</maven-shade-plugin.version>
<spring-boot-maven-plugin.version>2.0.3.RELEASE</spring-boot-maven-plugin.version>
<exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
<icu4j.version>61.1</icu4j.version>
<!-- Mime Type Libraries -->
<tika.version>1.18</tika.version>
<jmime-magic.version>0.1.5</jmime-magic.version>
</properties>
</project>
</project>
core-java/src/main/java/com/baeldung/connectionpool/connectionpools/BasicConnectionPool.java
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@@ -0,0 +1,87 @@
package com.baeldung.connectionpool.connectionpools;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
public class BasicConnectionPool implements ConnectionPool {
private final String url;
private final String user;
private final String password;
private final List<Connection> connectionPool;
private final List<Connection> usedConnections = new ArrayList<>();
private static final int INITIAL_POOL_SIZE = 10;
private final int MAX_POOL_SIZE = 20;
public static BasicConnectionPool create(String url, String user, String password) throws SQLException {
List<Connection> pool = new ArrayList<>(INITIAL_POOL_SIZE);
for (int i = 0; i < INITIAL_POOL_SIZE; i++) {
pool.add(createConnection(url, user, password));
}
return new BasicConnectionPool(url, user, password, pool);
}
private BasicConnectionPool(String url, String user, String password, List<Connection> connectionPool) {
this.url = url;
this.user = user;
this.password = password;
this.connectionPool = connectionPool;
}
@Override
public Connection getConnection() throws SQLException {
if (connectionPool.size() == 0) {
if (usedConnections.size() < MAX_POOL_SIZE) {
connectionPool.add(createConnection(url, user, password));
} else {
throw new RuntimeException("Maximum pool size reached, no available connections!");
}
}
Connection connection = connectionPool.remove(connectionPool.size() - 1);
usedConnections.add(connection);
return connection;
}
@Override
public boolean releaseConnection(Connection connection) {
connectionPool.add(connection);
return usedConnections.remove(connection);
}
private static Connection createConnection(String url, String user, String password) throws SQLException {
return DriverManager.getConnection(url, user, password);
}
public int getSize() {
return connectionPool.size() + usedConnections.size();
}
@Override
public String getUrl() {
return url;
}
@Override
public String getUser() {
return user;
}
@Override
public String getPassword() {
return password;
}
public void shutdown() throws SQLException {
for (Connection c : usedConnections) {
this.releaseConnection(c);
}
for (Connection c : connectionPool) {
c.close();
}
connectionPool.clear();
}
}
core-java/src/main/java/com/baeldung/connectionpool/connectionpools/C3poDataSource.java
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@@ -0,0 +1,28 @@
package com.baeldung.connectionpool.connectionpools;
import com.mchange.v2.c3p0.ComboPooledDataSource;
import java.beans.PropertyVetoException;
import java.sql.Connection;
import java.sql.SQLException;
public class C3poDataSource {
private static final ComboPooledDataSource cpds = new ComboPooledDataSource();
static {
try {
cpds.setDriverClass("org.h2.Driver");
cpds.setJdbcUrl("jdbc:h2:mem:test");
cpds.setUser("user");
cpds.setPassword("password");
} catch (PropertyVetoException e) {
e.printStackTrace();
}
}
public static Connection getConnection() throws SQLException {
return cpds.getConnection();
}
private C3poDataSource(){}
}
core-java/src/main/java/com/baeldung/connectionpool/connectionpools/ConnectionPool.java
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@@ -0,0 +1,18 @@
package com.baeldung.connectionpool.connectionpools;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.List;
public interface ConnectionPool {
Connection getConnection() throws SQLException;
boolean releaseConnection(Connection connection);
String getUrl();
String getUser();
String getPassword();
}
core-java/src/main/java/com/baeldung/connectionpool/connectionpools/DBCPDataSource.java
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@@ -0,0 +1,25 @@
package com.baeldung.connectionpool.connectionpools;
import java.sql.Connection;
import java.sql.SQLException;
import org.apache.commons.dbcp2.BasicDataSource;
public class DBCPDataSource {
private static final BasicDataSource ds = new BasicDataSource();
static {
ds.setUrl("jdbc:h2:mem:test");
ds.setUsername("user");
ds.setPassword("password");
ds.setMinIdle(5);
ds.setMaxIdle(10);
ds.setMaxOpenPreparedStatements(100);
}
public static Connection getConnection() throws SQLException {
return ds.getConnection();
}
private DBCPDataSource(){}
}
core-java/src/main/java/com/baeldung/connectionpool/connectionpools/HikariCPDataSource.java
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@@ -0,0 +1,28 @@
package com.baeldung.connectionpool.connectionpools;
import com.zaxxer.hikari.HikariConfig;
import com.zaxxer.hikari.HikariDataSource;
import java.sql.Connection;
import java.sql.SQLException;
public class HikariCPDataSource {
private static final HikariConfig config = new HikariConfig();
private static final HikariDataSource ds;
static {
config.setJdbcUrl("jdbc:h2:mem:test");
config.setUsername("user");
config.setPassword("password");
config.addDataSourceProperty("cachePrepStmts", "true");
config.addDataSourceProperty("prepStmtCacheSize", "250");
config.addDataSourceProperty("prepStmtCacheSqlLimit", "2048");
ds = new HikariDataSource(config);
}
public static Connection getConnection() throws SQLException {
return ds.getConnection();
}
private HikariCPDataSource(){}
}
core-java/src/main/resources/product.png
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core-java/src/test/java/com/baeldung/connectionpool/BasicConnectionPoolUnitTest.java
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@@ -0,0 +1,69 @@
package com.baeldung.connectionpool;
import com.baeldung.connectionpool.connectionpools.BasicConnectionPool;
import com.baeldung.connectionpool.connectionpools.ConnectionPool;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import org.junit.BeforeClass;
import org.junit.Test;
public class BasicConnectionPoolUnitTest {
private static ConnectionPool connectionPool;
@BeforeClass
public static void setUpBasicConnectionPoolInstance() throws SQLException {
connectionPool = BasicConnectionPool.create("jdbc:h2:mem:test", "user", "password");
}
@Test
public void givenBasicConnectionPoolInstance_whenCalledgetConnection_thenCorrect() throws Exception {
assertTrue(connectionPool.getConnection().isValid(1));
}
@Test
public void givenBasicConnectionPoolInstance_whenCalledreleaseConnection_thenCorrect() throws Exception {
Connection connection = connectionPool.getConnection();
assertThat(connectionPool.releaseConnection(connection)).isTrue();
}
@Test
public void givenBasicConnectionPoolInstance_whenCalledgetUrl_thenCorrect() {
assertThat(connectionPool.getUrl()).isEqualTo("jdbc:h2:mem:test");
}
@Test
public void givenBasicConnectionPoolInstance_whenCalledgetUser_thenCorrect() {
assertThat(connectionPool.getUser()).isEqualTo("user");
}
@Test
public void givenBasicConnectionPoolInstance_whenCalledgetPassword_thenCorrect() {
assertThat(connectionPool.getPassword()).isEqualTo("password");
}
@Test(expected = RuntimeException.class)
public void givenBasicConnectionPoolInstance_whenAskedForMoreThanMax_thenError() throws Exception {
// this test needs to be independent so it doesn't share the same connection pool as other tests
ConnectionPool cp = BasicConnectionPool.create("jdbc:h2:mem:test", "user", "password");
final int MAX_POOL_SIZE = 20;
for (int i = 0; i < MAX_POOL_SIZE + 1; i++) {
cp.getConnection();
}
fail();
}
@Test
public void givenBasicConnectionPoolInstance_whenSutdown_thenEmpty() throws Exception {
ConnectionPool cp = BasicConnectionPool.create("jdbc:h2:mem:test", "user", "password");
assertThat(((BasicConnectionPool)cp).getSize()).isEqualTo(10);
((BasicConnectionPool) cp).shutdown();
assertThat(((BasicConnectionPool)cp).getSize()).isEqualTo(0);
}
}
core-java/src/test/java/com/baeldung/connectionpool/C3poDataSourceUnitTest.java
+14
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@@ -0,0 +1,14 @@
package com.baeldung.connectionpool;
import com.baeldung.connectionpool.connectionpools.C3poDataSource;
import java.sql.SQLException;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class C3poDataSourceUnitTest {
@Test
public void givenC3poDataSourceClass_whenCalledgetConnection_thenCorrect() throws SQLException {
assertTrue(C3poDataSource.getConnection().isValid(1));
}
}
core-java/src/test/java/com/baeldung/connectionpool/DBCPDataSourceUnitTest.java
+14
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@@ -0,0 +1,14 @@
package com.baeldung.connectionpool;
import com.baeldung.connectionpool.connectionpools.DBCPDataSource;
import java.sql.SQLException;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class DBCPDataSourceUnitTest {
@Test
public void givenDBCPDataSourceClass_whenCalledgetConnection_thenCorrect() throws SQLException {
assertTrue(DBCPDataSource.getConnection().isValid(1));
}
}
core-java/src/test/java/com/baeldung/connectionpool/HikariCPDataSourceUnitTest.java
+14
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@@ -0,0 +1,14 @@
package com.baeldung.connectionpool;
import com.baeldung.connectionpool.connectionpools.HikariCPDataSource;
import java.sql.SQLException;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class HikariCPDataSourceUnitTest {
@Test
public void givenHikariDataSourceClass_whenCalledgetConnection_thenCorrect() throws SQLException {
assertTrue(HikariCPDataSource.getConnection().isValid(1));
}
}
core-java/src/test/java/com/baeldung/java/mimetype/MimeTypeUnitTest.java
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@@ -0,0 +1,131 @@
package com.baeldung.java.mimetype;
import static org.junit.Assert.assertEquals;
import java.io.File;
import java.io.IOException;
import java.net.FileNameMap;
import java.net.MalformedURLException;
import java.net.URLConnection;
import java.nio.file.Files;
import java.nio.file.Path;
import javax.activation.MimetypesFileTypeMap;
import org.apache.tika.Tika;
import org.junit.Test;
import net.sf.jmimemagic.Magic;
import net.sf.jmimemagic.MagicException;
import net.sf.jmimemagic.MagicMatch;
import net.sf.jmimemagic.MagicMatchNotFoundException;
import net.sf.jmimemagic.MagicParseException;
/**
* Test class demonstrating various strategies to resolve MIME type of a file.
* @author tritty
*
*/
public class MimeTypeUnitTest {
/**
* Expected Ouput.
*/
public static final String PNG_EXT = "image/png";
/**
* The location of the file.
*/
public static final String FILE_LOC = "src/test/resources/product.png";
/**
* Test method, demonstrating usage in Java 7.
*
* @throws IOException
*/
@Test
public void whenUsingJava7_thenSuccess() throws IOException {
final Path path = new File(FILE_LOC).toPath();
final String mimeType = Files.probeContentType(path);
assertEquals(mimeType, PNG_EXT);
}
/**
* Test method demonstrating the usage of URLConnection to resolve MIME type.
*
* @throws MalformedURLException
* @throws IOException
*/
@Test
public void whenUsingGetContentType_thenSuccess() throws MalformedURLException, IOException {
final File file = new File(FILE_LOC);
final URLConnection connection = file.toURL()
.openConnection();
final String mimeType = connection.getContentType();
assertEquals(mimeType, PNG_EXT);
}
/**
* Test method demonstrating the usage of URLConnection to resolve MIME type.
*
*/
@Test
public void whenUsingGuessContentTypeFromName_thenSuccess() {
final File file = new File(FILE_LOC);
final String mimeType = URLConnection.guessContentTypeFromName(file.getName());
assertEquals(mimeType, PNG_EXT);
}
/**
* Test method demonstrating the usage of FileNameMap from URLConnection
* to resolve MIME type of a file.
*
*/
@Test
public void whenUsingGetFileNameMap_thenSuccess() {
final File file = new File(FILE_LOC);
final FileNameMap fileNameMap = URLConnection.getFileNameMap();
final String mimeType = fileNameMap.getContentTypeFor(file.getName());
assertEquals(mimeType, PNG_EXT);
}
/**
* Test method demonstrating the usage of MimeTypesFileTypeMap for resolution of
* MIME type.
*
*/
@Test
public void whenUsingMimeTypesFileTypeMap_thenSuccess() {
final File file = new File(FILE_LOC);
final MimetypesFileTypeMap fileTypeMap = new MimetypesFileTypeMap();
final String mimeType = fileTypeMap.getContentType(file.getName());
assertEquals(mimeType, PNG_EXT);
}
/**
* Test method demonstrating usage of jMimeMagic.
*
* @throws MagicParseException
* @throws MagicMatchNotFoundException
* @throws MagicException
*/
@Test
public void whenUsingJmimeMagic_thenSuccess() throws MagicParseException, MagicMatchNotFoundException, MagicException {
final File file = new File(FILE_LOC);
final Magic magic = new Magic();
final MagicMatch match = magic.getMagicMatch(file, false);
assertEquals(match.getMimeType(), PNG_EXT);
}
/**
* Test method demonstrating usage of Apache Tika.
*
* @throws IOException
*/
@Test
public void whenUsingTika_thenSuccess() throws IOException {
final File file = new File(FILE_LOC);
final Tika tika = new Tika();
final String mimeType = tika.detect(file);
assertEquals(mimeType, PNG_EXT);
}
}
core-java/src/test/resources/META-INF/mime.types
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core-kotlin/pom.xml
+5 -5
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@@ -60,7 +60,6 @@
<groupId>org.jetbrains.kotlin</groupId>
<artifactId>kotlin-reflect</artifactId>
<version>${kotlin-reflect.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.jetbrains.kotlinx</groupId>
@@ -224,10 +223,11 @@
</build>
<properties>
<kotlin-maven-plugin.version>1.2.41</kotlin-maven-plugin.version>
<kotlin-test-junit.version>1.2.41</kotlin-test-junit.version>
<kotlin-stdlib.version>1.2.41</kotlin-stdlib.version>
<kotlin-reflect.version>1.2.41</kotlin-reflect.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<kotlin-maven-plugin.version>1.2.51</kotlin-maven-plugin.version>
<kotlin-test-junit.version>1.2.51</kotlin-test-junit.version>
<kotlin-stdlib.version>1.2.51</kotlin-stdlib.version>
<kotlin-reflect.version>1.2.51</kotlin-reflect.version>
<kotlinx.version>0.22.5</kotlinx.version>
<ktor.io.version>0.9.2</ktor.io.version>
<mockito-kotlin.version>1.5.0</mockito-kotlin.version>
core-kotlin/src/main/kotlin/com/baeldung/kotlin/logging/LoggerAsExtensionOnAny.kt
+30
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@@ -0,0 +1,30 @@
package com.baeldung.kotlin.logging
import org.slf4j.Logger
open class LoggerAsExtensionOnAny {
val logger = logger()
fun log(s: String) {
logger().info(s)
logger.info(s)
}
}
class ExtensionSubclass : LoggerAsExtensionOnAny()
fun <T : Any> T.logger(): Logger = getLogger(getClassForLogging(javaClass))
fun main(args: Array<String>) {
LoggerAsExtensionOnAny().log("test")
ExtensionSubclass().log("sub")
"foo".logger().info("foo")
1.logger().info("uh-oh!")
SomeOtherClass().logger()
}
class SomeOtherClass {
fun logger(): String {
return "foo"
}
}
core-kotlin/src/main/kotlin/com/baeldung/kotlin/logging/LoggerAsExtensionOnMarkerInterface.kt
+30
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@@ -0,0 +1,30 @@
package com.baeldung.kotlin.logging
import org.slf4j.Logger
import org.slf4j.LoggerFactory
interface Logging
inline fun <reified T : Logging> T.logger(): Logger =
//Wrong logger name!
//LoggerFactory.getLogger(javaClass.name + " w/interface")
LoggerFactory.getLogger(getClassForLogging(T::class.java).name + " w/interface")
open class LoggerAsExtensionOnMarkerInterface : Logging {
companion object : Logging {
val logger = logger()
}
fun log(s: String) {
logger().info(s)
logger.info(s)
}
}
class MarkerExtensionSubclass : LoggerAsExtensionOnMarkerInterface()
fun main(args: Array<String>) {
LoggerAsExtensionOnMarkerInterface().log("test")
MarkerExtensionSubclass().log("sub")
"foo".logger().info("foo")
}
core-kotlin/src/main/kotlin/com/baeldung/kotlin/logging/LoggerAsProperty.kt
+17
View File
@@ -0,0 +1,17 @@
package com.baeldung.kotlin.logging
open class LoggerAsProperty {
private val logger = getLogger(javaClass)
fun log(s: String) {
logger.info(s)
}
}
class PropertySubclass : LoggerAsProperty()
fun main(args: Array<String>) {
LoggerAsProperty().log("test")
PropertySubclass().log("sub")
}
core-kotlin/src/main/kotlin/com/baeldung/kotlin/logging/LoggerAsPropertyDelegate.kt
+47
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@@ -0,0 +1,47 @@
package com.baeldung.kotlin.logging
import org.slf4j.Logger
import kotlin.properties.ReadOnlyProperty
import kotlin.reflect.KProperty
open class LoggerAsPropertyDelegate {
private val lazyLogger by lazyLogger()
protected val logger by LoggerDelegate()
private val logger2 = logger
companion object {
private val lazyLoggerComp by lazyLogger()
private val loggerComp by LoggerDelegate()
}
open fun log(s: String) {
logger.info(s)
logger2.info(s)
lazyLogger.info(s)
loggerComp.info(s)
lazyLoggerComp.info(s)
}
}
class DelegateSubclass : LoggerAsPropertyDelegate() {
override fun log(s: String) {
logger.info("-- in sub")
super.log(s)
}
}
fun lazyLogger(forClass: Class<*>): Lazy<Logger> =
lazy { getLogger(getClassForLogging(forClass)) }
fun <T : Any> T.lazyLogger(): Lazy<Logger> = lazyLogger(javaClass)
fun main(args: Array<String>) {
LoggerAsPropertyDelegate().log("test")
DelegateSubclass().log("sub")
}
class LoggerDelegate<in R : Any> : ReadOnlyProperty<R, Logger> {
override fun getValue(thisRef: R, property: KProperty<*>) =
getLogger(getClassForLogging(thisRef.javaClass))
}
core-kotlin/src/main/kotlin/com/baeldung/kotlin/logging/LoggerInCompanionObject.kt
+44
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@@ -0,0 +1,44 @@
package com.baeldung.kotlin.logging
open class LoggerInCompanionObject {
companion object {
private val loggerWithExplicitClass = getLogger(LoggerInCompanionObject::class.java)
@Suppress("JAVA_CLASS_ON_COMPANION")
private val loggerWithWrongClass = getLogger(javaClass)
@Suppress("JAVA_CLASS_ON_COMPANION")
private val logger = getLogger(javaClass.enclosingClass)
}
fun log(s: String) {
loggerWithExplicitClass.info(s)
loggerWithWrongClass.info(s)
logger.info(s)
}
class Inner {
companion object {
private val loggerWithExplicitClass = getLogger(Inner::class.java)
@Suppress("JAVA_CLASS_ON_COMPANION")
@JvmStatic
private val loggerWithWrongClass = getLogger(javaClass)
@Suppress("JAVA_CLASS_ON_COMPANION")
@JvmStatic
private val logger = getLogger(javaClass.enclosingClass)
}
fun log(s: String) {
loggerWithExplicitClass.info(s)
loggerWithWrongClass.info(s)
logger.info(s)
}
}
}
class CompanionSubclass : LoggerInCompanionObject()
fun main(args: Array<String>) {
LoggerInCompanionObject().log("test")
LoggerInCompanionObject.Inner().log("test")
CompanionSubclass().log("sub")
}
core-kotlin/src/main/kotlin/com/baeldung/kotlin/logging/Util.kt
+13
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@@ -0,0 +1,13 @@
package com.baeldung.kotlin.logging
import org.slf4j.Logger
import org.slf4j.LoggerFactory
import kotlin.reflect.full.companionObject
fun getLogger(forClass: Class<*>): Logger = LoggerFactory.getLogger(forClass)
fun <T : Any> getClassForLogging(javaClass: Class<T>): Class<*> {
return javaClass.enclosingClass?.takeIf {
it.kotlin.companionObject?.java == javaClass
} ?: javaClass
}
geotools/pom.xml
+57 -56
View File
@@ -1,61 +1,62 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>geotools</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>geotools</name>
<url>http://maven.apache.org</url>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>geotools</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>geotools</name>
<url>http://maven.apache.org</url>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-shapefile</artifactId>
<version>${geotools-shapefile.version}</version>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-epsg-hsql</artifactId>
<version>${geotools.version}</version>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-swing</artifactId>
<version>${geotools-swing.version}</version>
</dependency>
</dependencies>
<dependencies>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-shapefile</artifactId>
<version>${geotools-shapefile.version}</version>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-epsg-hsql</artifactId>
<version>${geotools.version}</version>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-swing</artifactId>
<version>${geotools-swing.version}</version>
</dependency>
</dependencies>
<repositories>
<repository>
<id>maven2-repository.dev.java.net</id>
<name>Java.net repository</name>
<url>http://download.java.net/maven/2</url>
</repository>
<repository>
<id>osgeo</id>
<name>Open Source Geospatial Foundation Repository</name>
<url>http://download.osgeo.org/webdav/geotools/</url>
</repository>
<repository>
<snapshots>
<enabled>true</enabled>
</snapshots>
<id>opengeo</id>
<name>OpenGeo Maven Repository</name>
<url>http://repo.opengeo.org</url>
</repository>
</repositories>
<repositories>
<repository>
<id>maven2-repository.dev.java.net</id>
<name>Java.net repository</name>
<url>http://download.java.net/maven/2</url>
</repository>
<repository>
<id>osgeo</id>
<name>Open Source Geospatial Foundation Repository</name>
<url>http://download.osgeo.org/webdav/geotools/</url>
</repository>
<repository>
<snapshots>
<enabled>true</enabled>
</snapshots>
<id>opengeo</id>
<name>OpenGeo Maven Repository</name>
<url>http://repo.opengeo.org</url>
</repository>
</repositories>
<properties>
<geotools.version>15.2</geotools.version>
<geotools-swing.version>15.2</geotools-swing.version>
<geotools-shapefile.version>15.2</geotools-shapefile.version>
</properties>
<properties>
<geotools.version>15.2</geotools.version>
<geotools-swing.version>15.2</geotools-swing.version>
<geotools-shapefile.version>15.2</geotools-shapefile.version>
</properties>
</project>
hibernate5/pom.xml
-5
View File
@@ -5,8 +5,6 @@
<groupId>com.baeldung</groupId>
<artifactId>hibernate5</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>hibernate5</name>
<url>http://maven.apache.org</url>
<parent>
<groupId>com.baeldung</groupId>
@@ -59,9 +57,6 @@
</build>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<!-- Maven plugins -->
<maven-compiler-plugin.version>3.7.0</maven-compiler-plugin.version>
<hibernate.version>5.3.2.Final</hibernate.version>
<mysql.version>6.0.6</mysql.version>
<mariaDB4j.version>2.2.3</mariaDB4j.version>

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