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Merge remote-tracking branch 'upstream/master'

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This commit is contained in:
Kevin Gilmore
2016-08-07 21:43:52 -05:00
parent f8e67f8dd5 2b7f03e881
commit 1c742b5f44
761 changed files with 11630 additions and 10134 deletions
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.project
-17
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>parent-modules</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.m2e.core.maven2Builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.m2e.core.maven2Nature</nature>
</natures>
</projectDescription>
RemoteSystemsTempFiles/.project
-12
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>RemoteSystemsTempFiles</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
</buildSpec>
<natures>
<nature>org.eclipse.rse.ui.remoteSystemsTempNature</nature>
</natures>
</projectDescription>
apache-cxf/cxf-introduction/pom.xml
+44 -44
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@@ -1,47 +1,47 @@
<?xml version="1.0" encoding="UTF-8"?>
<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/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-introduction</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<properties>
<cxf.version>3.1.6</cxf.version>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<configuration>
<mainClass>com.baeldung.cxf.introduction.Server</mainClass>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19.1</version>
<configuration>
<excludes>
<exclude>**/StudentTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-frontend-jaxws</artifactId>
<version>${cxf.version}</version>
</dependency>
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-transports-http-jetty</artifactId>
<version>${cxf.version}</version>
</dependency>
</dependencies>
</project>
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-introduction</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<properties>
<cxf.version>3.1.6</cxf.version>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<configuration>
<mainClass>com.baeldung.cxf.introduction.Server</mainClass>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19.1</version>
<configuration>
<excludes>
<exclude>**/StudentTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-frontend-jaxws</artifactId>
<version>${cxf.version}</version>
</dependency>
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-transports-http-jetty</artifactId>
<version>${cxf.version}</version>
</dependency>
</dependencies>
</project>
apache-cxf/cxf-spring/.gitignore
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target/
apache-cxf/cxf-spring/pom.xml
+129
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<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/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-spring</artifactId>
<packaging>war</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-frontend-jaxws</artifactId>
<version>${cxf.version}</version>
</dependency>
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-transports-http-jetty</artifactId>
<version>${cxf.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-war-plugin</artifactId>
<version>2.6</version>
<configuration>
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>${surefire.version}</version>
<configuration>
<excludes>
<exclude>StudentTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>integration</id>
<build>
<plugins>
<plugin>
<groupId>org.codehaus.cargo</groupId>
<artifactId>cargo-maven2-plugin</artifactId>
<version>1.4.19</version>
<configuration>
<container>
<containerId>tomcat8x</containerId>
<type>embedded</type>
</container>
<configuration>
<properties>
<cargo.hostname>localhost</cargo.hostname>
<cargo.servlet.port>8081</cargo.servlet.port>
</properties>
</configuration>
</configuration>
<executions>
<execution>
<id>start-server</id>
<phase>pre-integration-test</phase>
<goals>
<goal>start</goal>
</goals>
</execution>
<execution>
<id>stop-server</id>
<phase>post-integration-test</phase>
<goals>
<goal>stop</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>${surefire.version}</version>
<executions>
<execution>
<phase>integration-test</phase>
<goals>
<goal>test</goal>
</goals>
<configuration>
<excludes>
<exclude>none</exclude>
</excludes>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</profile>
</profiles>
<properties>
<cxf.version>3.1.6</cxf.version>
<spring.version>4.3.1.RELEASE</spring.version>
<surefire.version>2.19.1</surefire.version>
</properties>
</project>
apache-cxf/cxf-spring/src/main/java/com/baeldung/cxf/spring/AppInitializer.java
+21
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package com.baeldung.cxf.spring;
import javax.servlet.ServletContext;
import javax.servlet.ServletRegistration;
import org.apache.cxf.transport.servlet.CXFServlet;
import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
public class AppInitializer implements WebApplicationInitializer {
@Override
public void onStartup(ServletContext container) {
AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
context.register(ServiceConfiguration.class);
container.addListener(new ContextLoaderListener(context));
ServletRegistration.Dynamic dispatcher = container.addServlet("dispatcher", new CXFServlet());
dispatcher.addMapping("/services/*");
}
}
apache-cxf/cxf-spring/src/main/java/com/baeldung/cxf/spring/Baeldung.java
+10
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@@ -0,0 +1,10 @@
package com.baeldung.cxf.spring;
import javax.jws.WebService;
@WebService
public interface Baeldung {
String hello(String name);
String register(Student student);
}
apache-cxf/cxf-spring/src/main/java/com/baeldung/cxf/spring/BaeldungImpl.java
+17
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@@ -0,0 +1,17 @@
package com.baeldung.cxf.spring;
import javax.jws.WebService;
@WebService(endpointInterface = "com.baeldung.cxf.spring.Baeldung")
public class BaeldungImpl implements Baeldung {
private int counter;
public String hello(String name) {
return "Hello " + name + "!";
}
public String register(Student student) {
counter++;
return student.getName() + " is registered student number " + counter;
}
}
apache-cxf/cxf-spring/src/main/java/com/baeldung/cxf/spring/ClientConfiguration.java
+21
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@@ -0,0 +1,21 @@
package com.baeldung.cxf.spring;
import org.apache.cxf.jaxws.JaxWsProxyFactoryBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class ClientConfiguration {
@Bean(name = "client")
public Object generateProxy() {
return proxyFactoryBean().create();
}
@Bean
public JaxWsProxyFactoryBean proxyFactoryBean() {
JaxWsProxyFactoryBean proxyFactory = new JaxWsProxyFactoryBean();
proxyFactory.setServiceClass(Baeldung.class);
proxyFactory.setAddress("http://localhost:8081/services/baeldung");
return proxyFactory;
}
}
apache-cxf/cxf-spring/src/main/java/com/baeldung/cxf/spring/ServiceConfiguration.java
+24
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@@ -0,0 +1,24 @@
package com.baeldung.cxf.spring;
import javax.xml.ws.Endpoint;
import org.apache.cxf.Bus;
import org.apache.cxf.bus.spring.SpringBus;
import org.apache.cxf.jaxws.EndpointImpl;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class ServiceConfiguration {
@Bean(name = Bus.DEFAULT_BUS_ID)
public SpringBus springBus() {
return new SpringBus();
}
@Bean
public Endpoint endpoint() {
EndpointImpl endpoint = new EndpointImpl(springBus(), new BaeldungImpl());
endpoint.publish("http://localhost:8081/services/baeldung");
return endpoint;
}
}
apache-cxf/cxf-spring/src/main/java/com/baeldung/cxf/spring/Student.java
+20
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@@ -0,0 +1,20 @@
package com.baeldung.cxf.spring;
public class Student {
private String name;
Student() {
}
public Student(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
apache-cxf/cxf-spring/src/test/java/com/baeldung/cxf/spring/StudentTest.java
+29
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@@ -0,0 +1,29 @@
package com.baeldung.cxf.spring;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
public class StudentTest {
private ApplicationContext context = new AnnotationConfigApplicationContext(ClientConfiguration.class);
private Baeldung baeldungProxy = (Baeldung) context.getBean("client");
@Test
public void whenUsingHelloMethod_thenCorrect() {
String response = baeldungProxy.hello("John Doe");
assertEquals("Hello John Doe!", response);
}
@Test
public void whenUsingRegisterMethod_thenCorrect() {
Student student1 = new Student("Adam");
Student student2 = new Student("Eve");
String student1Response = baeldungProxy.register(student1);
String student2Response = baeldungProxy.register(student2);
assertEquals("Adam is registered student number 1", student1Response);
assertEquals("Eve is registered student number 2", student2Response);
}
}
apache-cxf/pom.xml
+1
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@@ -7,6 +7,7 @@
<packaging>pom</packaging>
<modules>
<module>cxf-introduction</module>
<module>cxf-spring</module>
</modules>
<dependencies>
<dependency>
apache-fop/.classpath
-37
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@@ -1,37 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" output="target/classes" path="src/main/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" output="target/test-classes" path="src/test/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry excluding="**" kind="src" output="target/test-classes" path="src/test/resources">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="lib" path="src/test/resources/jars/herold.jar"/>
<classpathentry kind="output" path="target/classes"/>
</classpath>
apache-fop/.externalToolBuilders/org.eclipse.wst.jsdt.core.javascriptValidator.launch
-7
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@@ -1,7 +0,0 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<launchConfiguration type="org.eclipse.ant.AntBuilderLaunchConfigurationType">
<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_BUILDER_ENABLED" value="false"/>
<stringAttribute key="org.eclipse.ui.externaltools.ATTR_DISABLED_BUILDER" value="org.eclipse.wst.jsdt.core.javascriptValidator"/>
<mapAttribute key="org.eclipse.ui.externaltools.ATTR_TOOL_ARGUMENTS"/>
<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_TRIGGERS_CONFIGURED" value="true"/>
</launchConfiguration>
apache-fop/.project
-36
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@@ -1,36 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>apache-fop</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.wst.common.project.facet.core.builder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.wst.validation.validationbuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.m2e.core.maven2Builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jem.workbench.JavaEMFNature</nature>
<nature>org.eclipse.wst.common.modulecore.ModuleCoreNature</nature>
<nature>org.eclipse.jdt.core.javanature</nature>
<nature>org.eclipse.m2e.core.maven2Nature</nature>
<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
</natures>
</projectDescription>
apache-fop/.springBeans
-14
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@@ -1,14 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<beansProjectDescription>
<version>1</version>
<pluginVersion><![CDATA[3.3.0.201307091516-RELEASE]]></pluginVersion>
<configSuffixes>
<configSuffix><![CDATA[xml]]></configSuffix>
</configSuffixes>
<enableImports><![CDATA[false]]></enableImports>
<configs>
<config>src/main/webapp/WEB-INF/api-servlet.xml</config>
</configs>
<configSets>
</configSets>
</beansProjectDescription>
autovalue-tutorial/pom.xml
+36
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@@ -0,0 +1,36 @@
<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/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>autovalue-tutorial</artifactId>
<version>1.0</version>
<name>AutoValue</name>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.3</version>
<configuration>
<source>7</source>
<target>7</target>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>com.google.auto.value</groupId>
<artifactId>auto-value</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.3</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>
autovalue-tutorial/src/main/java/com/baeldung/autovalue/AutoValueMoney.java
+15
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@@ -0,0 +1,15 @@
package com.baeldung.autovalue;
import com.google.auto.value.AutoValue;
@AutoValue
public abstract class AutoValueMoney {
public abstract String getCurrency();
public abstract long getAmount();
public static AutoValueMoney create(String currency, long amount) {
return new AutoValue_AutoValueMoney(currency, amount);
}
}
autovalue-tutorial/src/main/java/com/baeldung/autovalue/AutoValueMoneyWithBuilder.java
+23
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@@ -0,0 +1,23 @@
package com.baeldung.autovalue;
import com.google.auto.value.AutoValue;
@AutoValue
public abstract class AutoValueMoneyWithBuilder {
public abstract String getCurrency();
public abstract long getAmount();
static Builder builder() {
return new AutoValue_AutoValueMoneyWithBuilder.Builder();
}
@AutoValue.Builder
abstract static class Builder {
abstract Builder setCurrency(String currency);
abstract Builder setAmount(long amount);
abstract AutoValueMoneyWithBuilder build();
}
}
autovalue-tutorial/src/main/java/com/baeldung/autovalue/Foo.java
+51
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@@ -0,0 +1,51 @@
package com.baeldung.autovalue;
import java.util.Objects;
public final class Foo {
private final String text;
private final int number;
public Foo(String text, int number) {
this.text = text;
this.number = number;
}
public String getText() {
return text;
}
public int getNumber() {
return number;
}
@Override
public int hashCode() {
return Objects.hash(text, number);
}
@Override
public String toString() {
return "Foo [text=" + text + ", number=" + number + "]";
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Foo other = (Foo) obj;
if (number != other.number)
return false;
if (text == null) {
if (other.text != null)
return false;
} else if (!text.equals(other.text))
return false;
return true;
}
}
autovalue-tutorial/src/main/java/com/baeldung/autovalue/ImmutableMoney.java
+52
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@@ -0,0 +1,52 @@
package com.baeldung.autovalue;
public final class ImmutableMoney {
private final long amount;
private final String currency;
public ImmutableMoney(long amount, String currency) {
this.amount = amount;
this.currency = currency;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + (int) (amount ^ (amount >>> 32));
result = prime * result
+ ((currency == null) ? 0 : currency.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
ImmutableMoney other = (ImmutableMoney) obj;
if (amount != other.amount)
return false;
if (currency == null) {
if (other.currency != null)
return false;
} else if (!currency.equals(other.currency))
return false;
return true;
}
public long getAmount() {
return amount;
}
public String getCurrency() {
return currency;
}
@Override
public String toString() {
return "ImmutableMoney [amount=" + amount + ", currency=" + currency
+ "]";
}
}
autovalue-tutorial/src/main/java/com/baeldung/autovalue/MutableMoney.java
+35
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@@ -0,0 +1,35 @@
package com.baeldung.autovalue;
public class MutableMoney {
@Override
public String toString() {
return "MutableMoney [amount=" + amount + ", currency=" + currency
+ "]";
}
public long getAmount() {
return amount;
}
public void setAmount(long amount) {
this.amount = amount;
}
public String getCurrency() {
return currency;
}
public void setCurrency(String currency) {
this.currency = currency;
}
private long amount;
private String currency;
public MutableMoney(long amount, String currency) {
super();
this.amount = amount;
this.currency = currency;
}
}
autovalue-tutorial/src/test/java/com/baeldung/autovalue/MoneyTest.java
+59
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@@ -0,0 +1,59 @@
package com.baeldung.autovalue;
import static org.junit.Assert.*;
import org.junit.Test;
public class MoneyTest {
@Test
public void givenTwoSameValueMoneyObjects_whenEqualityTestFails_thenCorrect() {
MutableMoney m1 = new MutableMoney(10000, "USD");
MutableMoney m2 = new MutableMoney(10000, "USD");
assertFalse(m1.equals(m2));
}
@Test
public void givenTwoSameValueMoneyValueObjects_whenEqualityTestPasses_thenCorrect() {
ImmutableMoney m1 = new ImmutableMoney(10000, "USD");
ImmutableMoney m2 = new ImmutableMoney(10000, "USD");
assertTrue(m1.equals(m2));
}
@Test
public void givenValueTypeWithAutoValue_whenFieldsCorrectlySet_thenCorrect() {
AutoValueMoney m = AutoValueMoney.create("USD", 10000);
assertEquals(m.getAmount(), 10000);
assertEquals(m.getCurrency(), "USD");
}
@Test
public void given2EqualValueTypesWithAutoValue_whenEqual_thenCorrect() {
AutoValueMoney m1 = AutoValueMoney.create("USD", 5000);
AutoValueMoney m2 = AutoValueMoney.create("USD", 5000);
assertTrue(m1.equals(m2));
}
@Test
public void given2DifferentValueTypesWithAutoValue_whenNotEqual_thenCorrect() {
AutoValueMoney m1 = AutoValueMoney.create("GBP", 5000);
AutoValueMoney m2 = AutoValueMoney.create("USD", 5000);
assertFalse(m1.equals(m2));
}
@Test
public void given2EqualValueTypesWithBuilder_whenEqual_thenCorrect() {
AutoValueMoneyWithBuilder m1 = AutoValueMoneyWithBuilder.builder().setAmount(5000).setCurrency("USD").build();
AutoValueMoneyWithBuilder m2 = AutoValueMoneyWithBuilder.builder().setAmount(5000).setCurrency("USD").build();
assertTrue(m1.equals(m2));
}
@Test
public void given2DifferentValueTypesBuilder_whenNotEqual_thenCorrect() {
AutoValueMoneyWithBuilder m1 = AutoValueMoneyWithBuilder.builder().setAmount(5000).setCurrency("USD").build();
AutoValueMoneyWithBuilder m2 = AutoValueMoneyWithBuilder.builder().setAmount(5000).setCurrency("GBP").build();
assertFalse(m1.equals(m2));
}
@Test
public void givenValueTypeWithBuilder_whenFieldsCorrectlySet_thenCorrect() {
AutoValueMoneyWithBuilder m = AutoValueMoneyWithBuilder.builder().setAmount(5000).setCurrency("USD").build();
assertEquals(m.getAmount(), 5000);
assertEquals(m.getCurrency(), "USD");
}
}
core-java-8/.project
-17
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@@ -1,17 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>core-java8</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.m2e.core.maven2Builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.m2e.core.maven2Nature</nature>
</natures>
</projectDescription>
core-java-8/README.md
+5 -2
View File
@@ -3,9 +3,12 @@
## Core Java 8 Cookbooks and Examples
### Relevant Articles:
// - [Java 8 – Powerful Comparison with Lambdas](http://www.baeldung.com/java-8-sort-lambda)
- [Java 8 – Powerful Comparison with Lambdas](http://www.baeldung.com/java-8-sort-lambda)
- [Java – Directory Size](http://www.baeldung.com/java-folder-size)
- [Java – Try with Resources](http://www.baeldung.com/java-try-with-resources)
- [A Guide to the Java ExecutorService](http://www.baeldung.com/java-executor-service-tutorial)
- [Java 8 New Features](http://www.baeldung.com/java-8-new-features)
- [Lambda Expressions and Functional Interfaces: Tips and Best Practices](http://www.baeldung.com/java-8-lambda-expressions-tips)
- [The Double Colon Operator in Java 8](http://www.baeldung.com/java-8-double-colon-operator)
- [A Guide to the Java ExecutorService](http://www.baeldung.com/java-executor-service-tutorial)
- [Java 8 Streams Advanced](http://www.baeldung.com/java-8-streams)
- [Java 8 Collectors](http://www.baeldung.com/java-8-collectors)
core-java-8/pom.xml
+2 -1
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@@ -66,7 +66,8 @@
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>3.4.1</version>
<version>3.5.1</version>
<scope>test</scope>
</dependency>
<dependency>
core-java-8/src/test/java/com/baeldung/collectors/Java8CollectorsTest.java
+265
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@@ -0,0 +1,265 @@
package com.baeldung.collectors;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Sets;
import org.junit.Test;
import java.util.Arrays;
import java.util.Comparator;
import java.util.DoubleSummaryStatistics;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.BiConsumer;
import java.util.function.BinaryOperator;
import java.util.function.Function;
import java.util.function.Supplier;
import java.util.stream.Collector;
import static com.google.common.collect.Sets.newHashSet;
import static java.util.stream.Collectors.averagingDouble;
import static java.util.stream.Collectors.collectingAndThen;
import static java.util.stream.Collectors.counting;
import static java.util.stream.Collectors.groupingBy;
import static java.util.stream.Collectors.joining;
import static java.util.stream.Collectors.maxBy;
import static java.util.stream.Collectors.partitioningBy;
import static java.util.stream.Collectors.summarizingDouble;
import static java.util.stream.Collectors.summingDouble;
import static java.util.stream.Collectors.toCollection;
import static java.util.stream.Collectors.toList;
import static java.util.stream.Collectors.toMap;
import static java.util.stream.Collectors.toSet;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
public class Java8CollectorsTest {
private final List<String> givenList = Arrays.asList("a", "bb", "ccc", "dd");
@Test
public void whenCollectingToList_shouldCollectToList() throws Exception {
final List<String> result = givenList.stream()
.collect(toList());
assertThat(result)
.containsAll(givenList);
}
@Test
public void whenCollectingToList_shouldCollectToSet() throws Exception {
final Set<String> result = givenList.stream()
.collect(toSet());
assertThat(result)
.containsAll(givenList);
}
@Test
public void whenCollectingToCollection_shouldCollectToCollection() throws Exception {
final List<String> result = givenList.stream()
.collect(toCollection(LinkedList::new));
assertThat(result)
.containsAll(givenList)
.isInstanceOf(LinkedList.class);
}
@Test
public void whenCollectingToImmutableCollection_shouldThrowException() throws Exception {
assertThatThrownBy(() -> {
givenList.stream()
.collect(toCollection(ImmutableList::of));
}).isInstanceOf(UnsupportedOperationException.class);
}
@Test
public void whenCollectingToMap_shouldCollectToMap() throws Exception {
final Map<String, Integer> result = givenList.stream()
.collect(toMap(Function.identity(), String::length));
assertThat(result)
.containsEntry("a", 1)
.containsEntry("bb", 2)
.containsEntry("ccc", 3)
.containsEntry("dd", 2);
}
@Test
public void whenCollectingToMap_shouldCollectToMapMerging() throws Exception {
final Map<String, Integer> result = givenList.stream()
.collect(toMap(Function.identity(), String::length, (i1, i2) -> i1));
assertThat(result)
.containsEntry("a", 1)
.containsEntry("bb", 2)
.containsEntry("ccc", 3)
.containsEntry("dd", 2);
}
@Test
public void whenCollectingAndThen_shouldCollect() throws Exception {
final List<String> result = givenList.stream()
.collect(collectingAndThen(toList(), ImmutableList::copyOf));
assertThat(result)
.containsAll(givenList)
.isInstanceOf(ImmutableList.class);
}
@Test
public void whenJoining_shouldJoin() throws Exception {
final String result = givenList.stream()
.collect(joining());
assertThat(result)
.isEqualTo("abbcccdd");
}
@Test
public void whenJoiningWithSeparator_shouldJoinWithSeparator() throws Exception {
final String result = givenList.stream()
.collect(joining(" "));
assertThat(result)
.isEqualTo("a bb ccc dd");
}
@Test
public void whenJoiningWithSeparatorAndPrefixAndPostfix_shouldJoinWithSeparatorPrePost() throws Exception {
final String result = givenList.stream()
.collect(joining(" ", "PRE-", "-POST"));
assertThat(result)
.isEqualTo("PRE-a bb ccc dd-POST");
}
@Test
public void whenPartitioningBy_shouldPartition() throws Exception {
final Map<Boolean, List<String>> result = givenList.stream()
.collect(partitioningBy(s -> s.length() > 2));
assertThat(result)
.containsKeys(true, false)
.satisfies(booleanListMap -> {
assertThat(booleanListMap.get(true))
.contains("ccc");
assertThat(booleanListMap.get(false))
.contains("a", "bb", "dd");
});
}
@Test
public void whenCounting_shouldCount() throws Exception {
final Long result = givenList.stream()
.collect(counting());
assertThat(result)
.isEqualTo(4);
}
@Test
public void whenSummarizing_shouldSummarize() throws Exception {
final DoubleSummaryStatistics result = givenList.stream()
.collect(summarizingDouble(String::length));
assertThat(result.getAverage())
.isEqualTo(2);
assertThat(result.getCount())
.isEqualTo(4);
assertThat(result.getMax())
.isEqualTo(3);
assertThat(result.getMin())
.isEqualTo(1);
assertThat(result.getSum())
.isEqualTo(8);
}
@Test
public void whenAveraging_shouldAverage() throws Exception {
final Double result = givenList.stream()
.collect(averagingDouble(String::length));
assertThat(result)
.isEqualTo(2);
}
@Test
public void whenSumming_shouldSum() throws Exception {
final Double result = givenList.stream()
.collect(summingDouble(String::length));
assertThat(result)
.isEqualTo(8);
}
@Test
public void whenMaxingBy_shouldMaxBy() throws Exception {
final Optional<String> result = givenList.stream()
.collect(maxBy(Comparator.naturalOrder()));
assertThat(result)
.isPresent()
.hasValue("dd");
}
@Test
public void whenGroupingBy_shouldGroupBy() throws Exception {
final Map<Integer, Set<String>> result = givenList.stream()
.collect(groupingBy(String::length, toSet()));
assertThat(result)
.containsEntry(1, newHashSet("a"))
.containsEntry(2, newHashSet("bb", "dd"))
.containsEntry(3, newHashSet("ccc"));
}
@Test
public void whenCreatingCustomCollector_shouldCollect() throws Exception {
final ImmutableSet<String> result = givenList.stream()
.collect(toImmutableSet());
assertThat(result)
.isInstanceOf(ImmutableSet.class)
.contains("a", "bb", "ccc", "dd");
}
private static <T> ImmutableSetCollector<T> toImmutableSet() {
return new ImmutableSetCollector<>();
}
private static class ImmutableSetCollector<T> implements Collector<T, ImmutableSet.Builder<T>, ImmutableSet<T>> {
@Override
public Supplier<ImmutableSet.Builder<T>> supplier() {
return ImmutableSet::builder;
}
@Override
public BiConsumer<ImmutableSet.Builder<T>, T> accumulator() {
return ImmutableSet.Builder::add;
}
@Override
public BinaryOperator<ImmutableSet.Builder<T>> combiner() {
return (left, right) -> left.addAll(right.build());
}
@Override
public Function<ImmutableSet.Builder<T>, ImmutableSet<T>> finisher() {
return ImmutableSet.Builder::build;
}
@Override
public Set<Characteristics> characteristics() {
return Sets.immutableEnumSet(Characteristics.UNORDERED);
}
}
}
core-java/.classpath
-36
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@@ -1,36 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" output="target/test-classes" path="src/test/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry excluding="**" kind="src" output="target/test-classes" path="src/test/resources">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" output="target/classes" path="src/main/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
<attributes>
<attribute name="owner.project.facets" value="java"/>
</attributes>
</classpathentry>
<classpathentry kind="output" path="target/classes"/>
</classpath>
core-java/.externalToolBuilders/org.eclipse.wst.jsdt.core.javascriptValidator.launch
-7
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@@ -1,7 +0,0 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<launchConfiguration type="org.eclipse.ant.AntBuilderLaunchConfigurationType">
<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_BUILDER_ENABLED" value="false"/>
<stringAttribute key="org.eclipse.ui.externaltools.ATTR_DISABLED_BUILDER" value="org.eclipse.wst.jsdt.core.javascriptValidator"/>
<mapAttribute key="org.eclipse.ui.externaltools.ATTR_TOOL_ARGUMENTS"/>
<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_TRIGGERS_CONFIGURED" value="true"/>
</launchConfiguration>

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