merged my master with upstream/eugenp master

This commit is contained in:
egimaben 2016-07-20 10:29:19 +03:00
commit ff2cffa1f0
725 changed files with 24472 additions and 64208 deletions

4
.gitignore vendored
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@ -7,8 +7,11 @@
# Eclipse
.settings/
*.project
*.classpath
.prefs
*.prefs
.metadata/
# Intellij
.idea/
@ -23,3 +26,4 @@ log/
target/
spring-openid/src/main/resources/application.properties
.recommenders/

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@ -1,17 +0,0 @@
<?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>

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@ -1,7 +1,7 @@
The "REST with Spring" Classes
==============================
After 5 months of work, here's the Master Class: <br/>
After 5 months of work, here's the Master Class of REST With Spring: <br/>
**[>> THE REST WITH SPRING MASTER CLASS](http://www.baeldung.com/rest-with-spring-course?utm_source=github&utm_medium=social&utm_content=tutorials&utm_campaign=rws#master-class)**
@ -19,3 +19,8 @@ Any IDE can be used to work with the projects, but if you're using Eclipse, cons
- import the included **formatter** in Eclipse:
`https://github.com/eugenp/tutorials/tree/master/eclipse`
CI - Jenkins
================================
This tutorials project is being built **[>> HERE](https://rest-security.ci.cloudbees.com/job/tutorials/)**

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@ -1,12 +0,0 @@
<?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>

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@ -0,0 +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>

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@ -0,0 +1,16 @@
package com.baeldung.cxf.introduction;
import java.util.Map;
import javax.jws.WebService;
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
@WebService
public interface Baeldung {
public String hello(String name);
public String helloStudent(Student student);
@XmlJavaTypeAdapter(StudentMapAdapter.class)
public Map<Integer, Student> getStudents();
}

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@ -0,0 +1,24 @@
package com.baeldung.cxf.introduction;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.jws.WebService;
@WebService(endpointInterface = "com.baeldung.cxf.introduction.Baeldung")
public class BaeldungImpl implements Baeldung {
private Map<Integer, Student> students = new LinkedHashMap<Integer, Student>();
public String hello(String name) {
return "Hello " + name;
}
public String helloStudent(Student student) {
students.put(students.size() + 1, student);
return "Hello " + student.getName();
}
public Map<Integer, Student> getStudents() {
return students;
}
}

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@ -0,0 +1,15 @@
package com.baeldung.cxf.introduction;
import javax.xml.ws.Endpoint;
public class Server {
public static void main(String args[]) throws InterruptedException {
BaeldungImpl implementor = new BaeldungImpl();
String address = "http://localhost:8080/baeldung";
Endpoint.publish(address, implementor);
System.out.println("Server ready...");
Thread.sleep(60 * 1000);
System.out.println("Server exiting");
System.exit(0);
}
}

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@ -0,0 +1,8 @@
package com.baeldung.cxf.introduction;
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
@XmlJavaTypeAdapter(StudentAdapter.class)
public interface Student {
public String getName();
}

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@ -0,0 +1,16 @@
package com.baeldung.cxf.introduction;
import javax.xml.bind.annotation.adapters.XmlAdapter;
public class StudentAdapter extends XmlAdapter<StudentImpl, Student> {
public StudentImpl marshal(Student student) throws Exception {
if (student instanceof StudentImpl) {
return (StudentImpl) student;
}
return new StudentImpl(student.getName());
}
public Student unmarshal(StudentImpl student) throws Exception {
return student;
}
}

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@ -0,0 +1,23 @@
package com.baeldung.cxf.introduction;
import javax.xml.bind.annotation.XmlType;
@XmlType(name = "Student")
public class StudentImpl implements Student {
private String name;
StudentImpl() {
}
public StudentImpl(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}

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@ -0,0 +1,39 @@
package com.baeldung.cxf.introduction;
import java.util.ArrayList;
import java.util.List;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlType;
@XmlType(name = "StudentMap")
public class StudentMap {
private List<StudentEntry> entries = new ArrayList<StudentEntry>();
@XmlElement(nillable = false, name = "entry")
public List<StudentEntry> getEntries() {
return entries;
}
@XmlType(name = "StudentEntry")
public static class StudentEntry {
private Integer id;
private Student student;
public void setId(Integer id) {
this.id = id;
}
public Integer getId() {
return id;
}
public void setStudent(Student student) {
this.student = student;
}
public Student getStudent() {
return student;
}
}
}

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@ -0,0 +1,27 @@
package com.baeldung.cxf.introduction;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.xml.bind.annotation.adapters.XmlAdapter;
public class StudentMapAdapter extends XmlAdapter<StudentMap, Map<Integer, Student>> {
public StudentMap marshal(Map<Integer, Student> boundMap) throws Exception {
StudentMap valueMap = new StudentMap();
for (Map.Entry<Integer, Student> boundEntry : boundMap.entrySet()) {
StudentMap.StudentEntry valueEntry = new StudentMap.StudentEntry();
valueEntry.setStudent(boundEntry.getValue());
valueEntry.setId(boundEntry.getKey());
valueMap.getEntries().add(valueEntry);
}
return valueMap;
}
public Map<Integer, Student> unmarshal(StudentMap valueMap) throws Exception {
Map<Integer, Student> boundMap = new LinkedHashMap<Integer, Student>();
for (StudentMap.StudentEntry studentEntry : valueMap.getEntries()) {
boundMap.put(studentEntry.getId(), studentEntry.getStudent());
}
return boundMap;
}
}

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@ -0,0 +1,65 @@
package com.baeldung.cxf.introduction;
import static org.junit.Assert.assertEquals;
import org.junit.Before;
import org.junit.Test;
import java.util.Map;
import javax.xml.namespace.QName;
import javax.xml.ws.Service;
import javax.xml.ws.soap.SOAPBinding;
import com.baeldung.cxf.introduction.Baeldung;
import com.baeldung.cxf.introduction.Student;
import com.baeldung.cxf.introduction.StudentImpl;
public class StudentTest {
private static QName SERVICE_NAME = new QName("http://introduction.cxf.baeldung.com/", "Baeldung");
private static QName PORT_NAME = new QName("http://introduction.cxf.baeldung.com/", "BaeldungPort");
private Service service;
private Baeldung baeldungProxy;
private BaeldungImpl baeldungImpl;
{
service = Service.create(SERVICE_NAME);
String endpointAddress = "http://localhost:8080/baeldung";
service.addPort(PORT_NAME, SOAPBinding.SOAP11HTTP_BINDING, endpointAddress);
}
@Before
public void reinstantiateBaeldungInstances() {
baeldungImpl = new BaeldungImpl();
baeldungProxy = service.getPort(PORT_NAME, Baeldung.class);
}
@Test
public void whenUsingHelloMethod_thenCorrect() {
String endpointResponse = baeldungProxy.hello("Baeldung");
String localResponse = baeldungImpl.hello("Baeldung");
assertEquals(localResponse, endpointResponse);
}
@Test
public void whenUsingHelloStudentMethod_thenCorrect() {
Student student = new StudentImpl("John Doe");
String endpointResponse = baeldungProxy.helloStudent(student);
String localResponse = baeldungImpl.helloStudent(student);
assertEquals(localResponse, endpointResponse);
}
@Test
public void usingGetStudentsMethod_thenCorrect() {
Student student1 = new StudentImpl("Adam");
baeldungProxy.helloStudent(student1);
Student student2 = new StudentImpl("Eve");
baeldungProxy.helloStudent(student2);
Map<Integer, Student> students = baeldungProxy.getStudents();
assertEquals("Adam", students.get(1).getName());
assertEquals("Eve", students.get(2).getName());
}
}

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@ -0,0 +1,117 @@
<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>
<properties>
<cxf.version>3.1.6</cxf.version>
<spring.version>4.3.1.RELEASE</spring.version>
<surefire.version>2.19.1</surefire.version>
</properties>
<build>
<plugins>
<plugin>
<artifactId>maven-war-plugin</artifactId>
<version>2.6</version>
<configuration>
<webXml>src/main/webapp/WEB-INF/web.xml</webXml>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>${surefire.version}</version>
<configuration>
<excludes>
<exclude>StudentTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>integration</id>
<build>
<plugins>
<plugin>
<groupId>org.codehaus.cargo</groupId>
<artifactId>cargo-maven2-plugin</artifactId>
<version>1.5.0</version>
<configuration>
<container>
<containerId>jetty9x</containerId>
<type>embedded</type>
</container>
<configuration>
<properties>
<cargo.hostname>localhost</cargo.hostname>
<cargo.servlet.port>8080</cargo.servlet.port>
</properties>
</configuration>
</configuration>
<executions>
<execution>
<id>start-server</id>
<phase>pre-integration-test</phase>
<goals>
<goal>start</goal>
</goals>
</execution>
<execution>
<id>stop-server</id>
<phase>post-integration-test</phase>
<goals>
<goal>stop</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>${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>
<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>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
</dependencies>
</project>

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@ -0,0 +1,9 @@
package com.baeldung.cxf.spring;
import javax.jws.WebService;
@WebService
public interface Baeldung {
String hello(String name);
String register(Student student);
}

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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;
}
}

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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;
}
}

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@ -0,0 +1,10 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:jaxws="http://cxf.apache.org/jaxws"
xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://cxf.apache.org/jaxws http://cxf.apache.org/schema/jaxws.xsd">
<bean id="client" factory-bean="clientFactory" factory-method="create" />
<bean id="clientFactory" class="org.apache.cxf.jaxws.JaxWsProxyFactoryBean">
<property name="serviceClass" value="com.baeldung.cxf.spring.Baeldung" />
<property name="address" value="http://localhost:8080/services/baeldung" />
</bean>
</beans>

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@ -0,0 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:jaxws="http://cxf.apache.org/jaxws"
xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://cxf.apache.org/jaxws http://cxf.apache.org/schemas/jaxws.xsd">
<jaxws:endpoint id="baeldung"
implementor="com.baeldung.cxf.spring.BaeldungImpl" address="http://localhost:8080/services/baeldung" />
</beans>

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@ -0,0 +1,14 @@
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
version="3.0"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
<servlet>
<servlet-name>cxf</servlet-name>
<servlet-class>org.apache.cxf.transport.servlet.CXFServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>cxf</servlet-name>
<url-pattern>/services/*</url-pattern>
</servlet-mapping>
</web-app>

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@ -0,0 +1,32 @@
package com.baeldung.cxf.spring;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class StudentTest {
private ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(new String[] { "client-beans.xml" });
private Baeldung baeldungProxy;
{
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);
}
}

41
apache-cxf/pom.xml Normal file
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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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>pom</packaging>
<modules>
<module>cxf-introduction</module>
<module>cxf-spring</module>
</modules>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<defaultGoal>install</defaultGoal>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.5.0</version>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>

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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>

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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>

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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>

49
assertj/pom.xml Normal file
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<?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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>assertj</artifactId>
<version>1.0.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>19.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>3.5.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-guava</artifactId>
<version>3.0.0</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.3</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>

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package com.baeldung.assertj.introduction.domain;
public class Dog {
private String name;
private Float weight;
public Dog(String name, Float weight) {
this.name = name;
this.weight = weight;
}
public String getName() {
return name;
}
public Float getWeight() {
return weight;
}
}

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@ -0,0 +1,19 @@
package com.baeldung.assertj.introduction.domain;
public class Person {
private String name;
private Integer age;
public Person(String name, Integer age) {
this.name = name;
this.age = age;
}
public String getName() {
return name;
}
public Integer getAge() {
return age;
}
}

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@ -0,0 +1,141 @@
package com.baeldung.assertj.introduction;
import com.baeldung.assertj.introduction.domain.Dog;
import com.baeldung.assertj.introduction.domain.Person;
import org.assertj.core.util.Maps;
import org.junit.Ignore;
import org.junit.Test;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.InputStream;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.NoSuchElementException;
import static org.assertj.core.api.Assertions.*;
public class AssertJCoreTest {
@Test
public void whenComparingReferences_thenNotEqual() throws Exception {
Dog fido = new Dog("Fido", 5.15f);
Dog fidosClone = new Dog("Fido", 5.15f);
assertThat(fido).isNotEqualTo(fidosClone);
}
@Test
public void whenComparingFields_thenEqual() throws Exception {
Dog fido = new Dog("Fido", 5.15f);
Dog fidosClone = new Dog("Fido", 5.15f);
assertThat(fido).isEqualToComparingFieldByFieldRecursively(fidosClone);
}
@Test
public void whenCheckingForElement_thenContains() throws Exception {
List<String> list = Arrays.asList("1", "2", "3");
assertThat(list)
.contains("1");
}
@Test
public void whenCheckingForElement_thenMultipleAssertions() throws Exception {
List<String> list = Arrays.asList("1", "2", "3");
assertThat(list).isNotEmpty();
assertThat(list).startsWith("1");
assertThat(list).doesNotContainNull();
assertThat(list)
.isNotEmpty()
.contains("1")
.startsWith("1")
.doesNotContainNull()
.containsSequence("2", "3");
}
@Test
public void whenCheckingRunnable_thenIsInterface() throws Exception {
assertThat(Runnable.class).isInterface();
}
@Test
public void whenCheckingCharacter_thenIsUnicode() throws Exception {
char someCharacter = 'c';
assertThat(someCharacter)
.isNotEqualTo('a')
.inUnicode()
.isGreaterThanOrEqualTo('b')
.isLowerCase();
}
@Test
public void whenAssigningNSEExToException_thenIsAssignable() throws Exception {
assertThat(Exception.class).isAssignableFrom(NoSuchElementException.class);
}
@Test
public void whenComparingWithOffset_thenEquals() throws Exception {
assertThat(5.1).isEqualTo(5, withPrecision(1d));
}
@Test
public void whenCheckingString_then() throws Exception {
assertThat("".isEmpty()).isTrue();
}
@Test
public void whenCheckingFile_then() throws Exception {
final File someFile = File.createTempFile("aaa", "bbb");
someFile.deleteOnExit();
assertThat(someFile)
.exists()
.isFile()
.canRead()
.canWrite();
}
@Test
public void whenCheckingIS_then() throws Exception {
InputStream given = new ByteArrayInputStream("foo".getBytes());
InputStream expected = new ByteArrayInputStream("foo".getBytes());
assertThat(given).hasSameContentAs(expected);
}
@Test
public void whenGivenMap_then() throws Exception {
Map<Integer, String> map = Maps.newHashMap(2, "a");
assertThat(map)
.isNotEmpty()
.containsKey(2)
.doesNotContainKeys(10)
.contains(entry(2, "a"));
}
@Test
public void whenGivenException_then() throws Exception {
Exception ex = new Exception("abc");
assertThat(ex)
.hasNoCause()
.hasMessageEndingWith("c");
}
@Ignore // IN ORDER TO TEST, REMOVE THIS LINE
@Test
public void whenRunningAssertion_thenDescribed() throws Exception {
Person person = new Person("Alex", 34);
assertThat(person.getAge())
.as("%s's age should be equal to 100")
.isEqualTo(100);
}
}

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@ -0,0 +1,121 @@
package com.baeldung.assertj.introduction;
import com.google.common.base.Optional;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.HashBasedTable;
import com.google.common.collect.Multimap;
import com.google.common.collect.Multimaps;
import com.google.common.collect.Range;
import com.google.common.collect.Table;
import com.google.common.collect.TreeRangeMap;
import com.google.common.io.Files;
import org.assertj.guava.data.MapEntry;
import org.junit.Test;
import java.io.File;
import java.util.HashMap;
import java.util.HashSet;
import static org.assertj.guava.api.Assertions.assertThat;
import static org.assertj.guava.api.Assertions.entry;
public class AssertJGuavaTest {
@Test
public void givenTwoEmptyFiles_whenComparingContent_thenEqual() throws Exception {
final File temp1 = File.createTempFile("bael", "dung1");
final File temp2 = File.createTempFile("bael", "dung2");
assertThat(Files.asByteSource(temp1))
.hasSize(0)
.hasSameContentAs(Files.asByteSource(temp2));
}
@Test
public void givenMultimap_whenVerifying_thenCorrect() throws Exception {
final Multimap<Integer, String> mmap = ArrayListMultimap.create();
mmap.put(1, "one");
mmap.put(1, "1");
assertThat(mmap)
.hasSize(2)
.containsKeys(1)
.contains(entry(1, "one"))
.contains(entry(1, "1"));
}
@Test
public void givenMultimaps_whenVerifyingContent_thenCorrect() throws Exception {
final Multimap<Integer, String> mmap1 = ArrayListMultimap.create();
mmap1.put(1, "one");
mmap1.put(1, "1");
mmap1.put(2, "two");
mmap1.put(2, "2");
final Multimap<Integer, String> mmap1_clone = Multimaps.newSetMultimap(new HashMap<>(), HashSet::new);
mmap1_clone.put(1, "one");
mmap1_clone.put(1, "1");
mmap1_clone.put(2, "two");
mmap1_clone.put(2, "2");
final Multimap<Integer, String> mmap2 = Multimaps.newSetMultimap(new HashMap<>(), HashSet::new);
mmap2.put(1, "one");
mmap2.put(1, "1");
assertThat(mmap1)
.containsAllEntriesOf(mmap2)
.containsAllEntriesOf(mmap1_clone)
.hasSameEntriesAs(mmap1_clone);
}
@Test
public void givenOptional_whenVerifyingContent_thenShouldBeEqual() throws Exception {
final Optional<String> something = Optional.of("something");
assertThat(something)
.isPresent()
.extractingValue()
.isEqualTo("something");
}
@Test
public void givenRange_whenVerifying_thenShouldBeCorrect() throws Exception {
final Range<String> range = Range.openClosed("a", "g");
assertThat(range)
.hasOpenedLowerBound()
.isNotEmpty()
.hasClosedUpperBound()
.contains("b");
}
@Test
public void givenRangeMap_whenVerifying_thenShouldBeCorrect() throws Exception {
final TreeRangeMap<Integer, String> map = TreeRangeMap.create();
map.put(Range.closed(0, 60), "F");
map.put(Range.closed(61, 70), "D");
assertThat(map)
.isNotEmpty()
.containsKeys(0)
.contains(MapEntry.entry(34, "F"));
}
@Test
public void givenTable_whenVerifying_thenShouldBeCorrect() throws Exception {
final Table<Integer, String, String> table = HashBasedTable.create(2, 2);
table.put(1, "A", "PRESENT");
table.put(1, "B", "ABSENT");
assertThat(table)
.hasRowCount(1)
.containsValues("ABSENT")
.containsCell(1, "B", "ABSENT");
}
}

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@ -0,0 +1,132 @@
package com.baeldung.assertj.introduction;
import org.junit.Test;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.function.Predicate;
import static java.time.LocalDate.ofYearDay;
import static java.util.Arrays.asList;
import static org.assertj.core.api.Assertions.assertThat;
public class AssertJJava8Test {
@Test
public void givenOptional_shouldAssert() throws Exception {
final Optional<String> givenOptional = Optional.of("something");
assertThat(givenOptional)
.isPresent()
.hasValue("something");
}
@Test
public void givenPredicate_shouldAssert() throws Exception {
final Predicate<String> predicate = s -> s.length() > 4;
assertThat(predicate)
.accepts("aaaaa", "bbbbb")
.rejects("a", "b")
.acceptsAll(asList("aaaaa", "bbbbb"))
.rejectsAll(asList("a", "b"));
}
@Test
public void givenLocalDate_shouldAssert() throws Exception {
final LocalDate givenLocalDate = LocalDate.of(2016, 7, 8);
final LocalDate todayDate = LocalDate.now();
assertThat(givenLocalDate)
.isBefore(LocalDate.of(2020, 7, 8))
.isAfterOrEqualTo(LocalDate.of(1989, 7, 8));
assertThat(todayDate)
.isAfter(LocalDate.of(1989, 7, 8))
.isToday();
}
@Test
public void givenLocalDateTime_shouldAssert() throws Exception {
final LocalDateTime givenLocalDate = LocalDateTime.of(2016, 7, 8, 12, 0);
assertThat(givenLocalDate)
.isBefore(LocalDateTime.of(2020, 7, 8, 11, 2));
}
@Test
public void givenLocalTime_shouldAssert() throws Exception {
final LocalTime givenLocalTime = LocalTime.of(12, 15);
assertThat(givenLocalTime)
.isAfter(LocalTime.of(1, 0))
.hasSameHourAs(LocalTime.of(12, 0));
}
@Test
public void givenList_shouldAssertFlatExtracting() throws Exception {
final List<LocalDate> givenList = asList(ofYearDay(2016, 5), ofYearDay(2015, 6));
assertThat(givenList)
.flatExtracting(LocalDate::getYear)
.contains(2015);
}
@Test
public void givenList_shouldAssertFlatExtractingLeapYear() throws Exception {
final List<LocalDate> givenList = asList(ofYearDay(2016, 5), ofYearDay(2015, 6));
assertThat(givenList)
.flatExtracting(LocalDate::isLeapYear)
.contains(true);
}
@Test
public void givenList_shouldAssertFlatExtractingClass() throws Exception {
final List<LocalDate> givenList = asList(ofYearDay(2016, 5), ofYearDay(2015, 6));
assertThat(givenList)
.flatExtracting(Object::getClass)
.contains(LocalDate.class);
}
@Test
public void givenList_shouldAssertMultipleFlatExtracting() throws Exception {
final List<LocalDate> givenList = asList(ofYearDay(2016, 5), ofYearDay(2015, 6));
assertThat(givenList)
.flatExtracting(LocalDate::getYear, LocalDate::getDayOfMonth)
.contains(2015, 6);
}
@Test
public void givenString_shouldSatisfy() throws Exception {
final String givenString = "someString";
assertThat(givenString)
.satisfies(s -> {
assertThat(s).isNotEmpty();
assertThat(s).hasSize(10);
});
}
@Test
public void givenString_shouldMatch() throws Exception {
final String emptyString = "";
assertThat(emptyString)
.matches(String::isEmpty);
}
@Test
public void givenList_shouldHasOnlyOneElementSatisfying() throws Exception {
final List<String> givenList = Arrays.asList("");
assertThat(givenList)
.hasOnlyOneElementSatisfying(s -> assertThat(s).isEmpty());
}
}

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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>

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)

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@ -41,6 +41,12 @@
<version>3.3.2</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<!-- test scoped -->
<dependency>
@ -57,6 +63,13 @@
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>3.5.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-core</artifactId>

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@ -0,0 +1,16 @@
package com.baeldung.datetime;
import java.time.Duration;
import java.time.LocalTime;
import java.time.Period;
public class UseDuration {
public LocalTime modifyDates(LocalTime localTime,Duration duration){
return localTime.plus(duration);
}
public Duration getDifferenceBetweenDates(LocalTime localTime1,LocalTime localTime2){
return Duration.between(localTime1, localTime2);
}
}

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@ -0,0 +1,46 @@
package com.baeldung.datetime;
import java.time.DayOfWeek;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.temporal.ChronoUnit;
import java.time.temporal.TemporalAdjusters;
public class UseLocalDate {
public LocalDate getLocalDateUsingFactoryOfMethod(int year, int month, int dayOfMonth){
return LocalDate.of(year, month, dayOfMonth);
}
public LocalDate getLocalDateUsingParseMethod(String representation){
return LocalDate.parse(representation);
}
public LocalDate getLocalDateFromClock(){
LocalDate localDate = LocalDate.now();
return localDate;
}
public LocalDate getNextDay(LocalDate localDate){
return localDate.plusDays(1);
}
public LocalDate getPreviousDay(LocalDate localDate){
return localDate.minus(1, ChronoUnit.DAYS);
}
public DayOfWeek getDayOfWeek(LocalDate localDate){
DayOfWeek day = localDate.getDayOfWeek();
return day;
}
public LocalDate getFirstDayOfMonth(){
LocalDate firstDayOfMonth = LocalDate.now().with(TemporalAdjusters.firstDayOfMonth());
return firstDayOfMonth;
}
public LocalDateTime getStartOfDay(LocalDate localDate){
LocalDateTime startofDay = localDate.atStartOfDay();
return startofDay;
}
}

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@ -0,0 +1,11 @@
package com.baeldung.datetime;
import java.time.LocalDateTime;
public class UseLocalDateTime {
public LocalDateTime getLocalDateTimeUsingParseMethod(String representation){
return LocalDateTime.parse(representation);
}
}

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@ -0,0 +1,35 @@
package com.baeldung.datetime;
import java.time.LocalTime;
import java.time.temporal.ChronoUnit;
public class UseLocalTime {
public LocalTime getLocalTimeUsingFactoryOfMethod(int hour, int min, int seconds){
LocalTime localTime = LocalTime.of(hour, min, seconds);
return localTime;
}
public LocalTime getLocalTimeUsingParseMethod(String timeRepresentation){
LocalTime localTime = LocalTime.parse(timeRepresentation);
return localTime;
}
public LocalTime getLocalTimeFromClock(){
LocalTime localTime = LocalTime.now();
return localTime;
}
public LocalTime addAnHour(LocalTime localTime){
LocalTime newTime = localTime.plus(1,ChronoUnit.HOURS);
return newTime;
}
public int getHourFromLocalTime(LocalTime localTime){
return localTime.getHour();
}
public LocalTime getLocalTimeWithMinuteSetToValue(LocalTime localTime, int minute){
return localTime.withMinute(minute);
}
}

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@ -0,0 +1,15 @@
package com.baeldung.datetime;
import java.time.LocalDate;
import java.time.Period;
public class UsePeriod {
public LocalDate modifyDates(LocalDate localDate,Period period){
return localDate.plus(period);
}
public Period getDifferenceBetweenDates(LocalDate localDate1,LocalDate localDate2){
return Period.between(localDate1, localDate2);
}
}

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@ -0,0 +1,19 @@
package com.baeldung.datetime;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.util.Calendar;
import java.util.Date;
public class UseToInstant {
public LocalDateTime convertDateToLocalDate(Date date){
LocalDateTime localDateTime = LocalDateTime.ofInstant(date.toInstant(), ZoneId.systemDefault());
return localDateTime;
}
public LocalDateTime convertDateToLocalDate(Calendar calendar){
LocalDateTime localDateTime = LocalDateTime.ofInstant(calendar.toInstant(), ZoneId.systemDefault());
return localDateTime;
}
}

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@ -0,0 +1,13 @@
package com.baeldung.datetime;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
public class UseZonedDateTime {
public ZonedDateTime getZonedDateTime(LocalDateTime localDateTime,ZoneId zoneId){
ZonedDateTime zonedDateTime = ZonedDateTime.of(localDateTime, zoneId);
return zonedDateTime;
}
}

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@ -0,0 +1,91 @@
package com.baeldung.enums;
import java.util.EnumMap;
import java.util.EnumSet;
import java.util.List;
import java.util.stream.Collectors;
public class Pizza {
private static EnumSet<PizzaStatusEnum> deliveredPizzaStatuses =
EnumSet.of(PizzaStatusEnum.DELIVERED);
private PizzaStatusEnum status;
public enum PizzaStatusEnum {
ORDERED(5) {
@Override
public boolean isOrdered() {
return true;
}
},
READY(2) {
@Override
public boolean isReady() {
return true;
}
},
DELIVERED(0) {
@Override
public boolean isDelivered() {
return true;
}
};
private int timeToDelivery;
public boolean isOrdered() {
return false;
}
public boolean isReady() {
return false;
}
public boolean isDelivered() {
return false;
}
public int getTimeToDelivery() {
return timeToDelivery;
}
PizzaStatusEnum(int timeToDelivery) {
this.timeToDelivery = timeToDelivery;
}
}
public PizzaStatusEnum getStatus() {
return status;
}
public void setStatus(PizzaStatusEnum status) {
this.status = status;
}
public boolean isDeliverable() {
return this.status.isReady();
}
public void printTimeToDeliver() {
System.out.println("Time to delivery is " + this.getStatus().getTimeToDelivery() + " days");
}
public static List<Pizza> getAllUndeliveredPizzas(List<Pizza> input) {
return input.stream().filter((s) -> !deliveredPizzaStatuses.contains(s.getStatus())).collect(Collectors.toList());
}
public static EnumMap<PizzaStatusEnum, List<Pizza>> groupPizzaByStatus(List<Pizza> pzList) {
return pzList.stream().collect(
Collectors.groupingBy(Pizza::getStatus,
() -> new EnumMap<>(PizzaStatusEnum.class), Collectors.toList()));
}
public void deliver() {
if (isDeliverable()) {
PizzaDeliverySystemConfiguration.getInstance().getDeliveryStrategy().deliver(this);
this.setStatus(PizzaStatusEnum.DELIVERED);
}
}
}

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@ -0,0 +1,18 @@
package com.baeldung.enums;
public enum PizzaDeliveryStrategy {
EXPRESS {
@Override
public void deliver(Pizza pz) {
System.out.println("Pizza will be delivered in express mode");
}
},
NORMAL {
@Override
public void deliver(Pizza pz) {
System.out.println("Pizza will be delivered in normal mode");
}
};
public abstract void deliver(Pizza pz);
}

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@ -0,0 +1,22 @@
package com.baeldung.enums;
public enum PizzaDeliverySystemConfiguration {
INSTANCE;
PizzaDeliverySystemConfiguration() {
// Do the configuration initialization which
// involves overriding defaults like delivery strategy
}
private PizzaDeliveryStrategy deliveryStrategy = PizzaDeliveryStrategy.NORMAL;
public static PizzaDeliverySystemConfiguration getInstance() {
return INSTANCE;
}
public PizzaDeliveryStrategy getDeliveryStrategy() {
return deliveryStrategy;
}
}

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@ -0,0 +1,14 @@
package com.baeldung.java_8_features;
public class Address {
private String street;
public String getStreet() {
return street;
}
public void setStreet(String street) {
this.street = street;
}
}

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@ -0,0 +1,4 @@
package com.baeldung.java_8_features;
public class CustomException extends RuntimeException {
}

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@ -0,0 +1,13 @@
package com.baeldung.java_8_features;
import java.util.Arrays;
import java.util.List;
public class Detail {
private static final List<String> PARTS = Arrays.asList("turbine", "pump");
public List<String> getParts() {
return PARTS;
}
}

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@ -0,0 +1,16 @@
package com.baeldung.java_8_features;
import java.util.Optional;
public class OptionalAddress {
private String street;
public Optional<String> getStreet() {
return Optional.ofNullable(street);
}
public void setStreet(String street) {
this.street = street;
}
}

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@ -0,0 +1,16 @@
package com.baeldung.java_8_features;
import java.util.Optional;
public class OptionalUser {
private OptionalAddress address;
public Optional<OptionalAddress> getAddress() {
return Optional.of(address);
}
public void setAddress(OptionalAddress address) {
this.address = address;
}
}

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@ -0,0 +1,40 @@
package com.baeldung.java_8_features;
import java.util.Optional;
public class User {
private String name;
private Address address;
public Address getAddress() {
return address;
}
public void setAddress(Address address) {
this.address = address;
}
public User() {
}
public User(String name) {
this.name = name;
}
public static boolean isRealUser(User user) {
return true;
}
public String getOrThrow() {
String value = null;
Optional<String> valueOpt = Optional.ofNullable(value);
String result = valueOpt.orElseThrow(CustomException::new).toUpperCase();
return result;
}
public boolean isLegalName(String name) {
return name.length() > 3 && name.length() < 16;
}
}

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@ -0,0 +1,18 @@
package com.baeldung.java_8_features;
public interface Vehicle {
void moveTo(long altitude, long longitude);
static String producer() {
return "N&F Vehicles";
}
default long[] startPosition() {
return new long[]{23, 15};
}
default String getOverview() {
return "ATV made by " + producer();
}
}

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@ -0,0 +1,9 @@
package com.baeldung.java_8_features;
public class VehicleImpl implements Vehicle {
@Override
public void moveTo(long altitude, long longitude) {
//do nothing
}
}

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@ -0,0 +1,51 @@
package com.baeldung.streamApi;
import java.util.List;
import java.util.Optional;
import java.util.stream.IntStream;
import java.util.stream.Stream;
/**
* Created by Alex Vengr
*/
public class Product {
private int price;
private String name;
private boolean utilize;
public Product(int price, String name) {
this(price);
this.name = name;
}
public Product(int price) {
this.price = price;
}
public Product() {
}
public int getPrice() {
return price;
}
public void setPrice(int price) {
this.price = price;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public static Stream<String> streamOf(List<String> list) {
return (list == null || list.isEmpty()) ? Stream.empty() : list.stream();
}
}

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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);
}
}
}

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package com.baeldung.dateapi;
import java.time.Instant;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.TimeZone;
public class ConversionExample {
public static void main(String[] args) {
Instant instantFromCalendar = GregorianCalendar.getInstance().toInstant();
ZonedDateTime zonedDateTimeFromCalendar = new GregorianCalendar().toZonedDateTime();
Date dateFromInstant = Date.from(Instant.now());
GregorianCalendar calendarFromZonedDateTime = GregorianCalendar.from(ZonedDateTime.now());
Instant instantFromDate = new Date().toInstant();
ZoneId zoneIdFromTimeZone = TimeZone.getTimeZone("PST").toZoneId();
}
}

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package com.baeldung.dateapi;
import org.junit.Test;
import java.text.ParseException;
import java.time.Duration;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.Month;
import java.time.YearMonth;
import java.time.format.DateTimeFormatter;
import java.time.temporal.ChronoUnit;
import static org.assertj.core.api.Assertions.assertThat;
public class JavaUtilTimeTest {
@Test
public void currentTime() {
final LocalDate now = LocalDate.now();
System.out.println(now);
// there is not much to test here
}
@Test
public void specificTime() {
LocalDate birthDay = LocalDate.of(1990, Month.DECEMBER, 15);
System.out.println(birthDay);
// there is not much to test here
}
@Test
public void extractMonth() {
Month month = LocalDate.of(1990, Month.DECEMBER, 15).getMonth();
assertThat(month).isEqualTo(Month.DECEMBER);
}
@Test
public void subtractTime() {
LocalDateTime fiveHoursBefore = LocalDateTime.of(1990, Month.DECEMBER, 15, 15, 0).minusHours(5);
assertThat(fiveHoursBefore.getHour()).isEqualTo(10);
}
@Test
public void alterField() {
LocalDateTime inJune = LocalDateTime.of(1990, Month.DECEMBER, 15, 15, 0).with(Month.JUNE);
assertThat(inJune.getMonth()).isEqualTo(Month.JUNE);
}
@Test
public void truncate() {
LocalTime truncated = LocalTime.of(15, 12, 34).truncatedTo(ChronoUnit.HOURS);
assertThat(truncated).isEqualTo(LocalTime.of(15, 0, 0));
}
@Test
public void getTimeSpan() {
LocalDateTime now = LocalDateTime.now();
LocalDateTime hourLater = now.plusHours(1);
Duration span = Duration.between(now, hourLater);
assertThat(span).isEqualTo(Duration.ofHours(1));
}
@Test
public void formatAndParse() throws ParseException {
LocalDate someDate = LocalDate.of(2016, 12, 7);
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
String formattedDate = someDate.format(formatter);
LocalDate parsedDate = LocalDate.parse(formattedDate, formatter);
assertThat(formattedDate).isEqualTo("2016-12-07");
assertThat(parsedDate).isEqualTo(someDate);
}
@Test
public void daysInMonth() {
int daysInMonth = YearMonth.of(1990, 2).lengthOfMonth();
assertThat(daysInMonth).isEqualTo(28);
}
}

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package com.baeldung.datetime;
import java.time.DayOfWeek;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.Month;
import org.junit.Assert;
import org.junit.Test;
public class UseLocalDateTest {
UseLocalDate useLocalDate = new UseLocalDate();
@Test
public void givenValues_whenUsingFactoryOf_thenLocalDate(){
Assert.assertEquals("2016-05-10",useLocalDate.getLocalDateUsingFactoryOfMethod(2016,5,10).toString());
}
@Test
public void givenString_whenUsingParse_thenLocalDate(){
Assert.assertEquals("2016-05-10",useLocalDate.getLocalDateUsingParseMethod("2016-05-10").toString());
}
@Test
public void whenUsingClock_thenLocalDate(){
Assert.assertEquals(LocalDate.now(),useLocalDate.getLocalDateFromClock());
}
@Test
public void givenDate_whenUsingPlus_thenNextDay(){
Assert.assertEquals(LocalDate.now().plusDays(1),useLocalDate.getNextDay(LocalDate.now()));
}
@Test
public void givenDate_whenUsingMinus_thenPreviousDay(){
Assert.assertEquals(LocalDate.now().minusDays(1),useLocalDate.getPreviousDay(LocalDate.now()));
}
@Test
public void givenToday_whenUsingGetDayOfWeek_thenDayOfWeek(){
Assert.assertEquals(DayOfWeek.SUNDAY,useLocalDate.getDayOfWeek(LocalDate.parse("2016-05-22")));
}
@Test
public void givenToday_whenUsingWithTemporalAdjuster_thenFirstDayOfMonth(){
Assert.assertEquals(1,useLocalDate.getFirstDayOfMonth().getDayOfMonth());
}
@Test
public void givenLocalDate_whenUsingAtStartOfDay_thenReturnMidnight(){
Assert.assertEquals(LocalDateTime.parse("2016-05-22T00:00:00"),useLocalDate.getStartOfDay(LocalDate.parse("2016-05-22")));
}
}

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package com.baeldung.datetime;
import java.time.LocalDate;
import java.time.LocalTime;
import java.time.Month;
import org.junit.Assert;
import org.junit.Test;
public class UseLocalDateTimeTest {
UseLocalDateTime useLocalDateTime = new UseLocalDateTime();
@Test
public void givenString_whenUsingParse_thenLocalDateTime(){
Assert.assertEquals(LocalDate.of(2016, Month.MAY, 10),useLocalDateTime.getLocalDateTimeUsingParseMethod("2016-05-10T06:30").toLocalDate());
Assert.assertEquals(LocalTime.of(6,30),useLocalDateTime.getLocalDateTimeUsingParseMethod("2016-05-10T06:30").toLocalTime());
}
}

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package com.baeldung.datetime;
import java.time.LocalTime;
import org.junit.Assert;
import org.junit.Test;
public class UseLocalTimeTest {
UseLocalTime useLocalTime = new UseLocalTime();
@Test
public void givenValues_whenUsingFactoryOf_thenLocalTime(){
Assert.assertEquals("07:07:07",useLocalTime.getLocalTimeUsingFactoryOfMethod(7,7,7).toString());
}
@Test
public void givenString_whenUsingParse_thenLocalTime(){
Assert.assertEquals("06:30",useLocalTime.getLocalTimeUsingParseMethod("06:30").toString());
}
@Test
public void givenTime_whenAddHour_thenLocalTime(){
Assert.assertEquals("07:30",useLocalTime.addAnHour(LocalTime.of(6,30)).toString());
}
@Test
public void getHourFromLocalTime(){
Assert.assertEquals(1, useLocalTime.getHourFromLocalTime(LocalTime.of(1,1)));
}
@Test
public void getLocalTimeWithMinuteSetToValue(){
Assert.assertEquals(LocalTime.of(10, 20), useLocalTime.getLocalTimeWithMinuteSetToValue(LocalTime.of(10,10), 20));
}
}

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package com.baeldung.datetime;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.Period;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import org.junit.Assert;
import org.junit.Test;
public class UsePeriodTest {
UsePeriod usingPeriod=new UsePeriod();
@Test
public void givenPeriodAndLocalDate_thenCalculateModifiedDate(){
Period period = Period.ofDays(1);
LocalDate localDate = LocalDate.parse("2007-05-10");
Assert.assertEquals(localDate.plusDays(1),usingPeriod.modifyDates(localDate, period));
}
@Test
public void givenDates_thenGetPeriod(){
LocalDate localDate1 = LocalDate.parse("2007-05-10");
LocalDate localDate2 = LocalDate.parse("2007-05-15");
Assert.assertEquals(Period.ofDays(5), usingPeriod.getDifferenceBetweenDates(localDate1, localDate2));
}
}

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package com.baeldung.datetime;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import org.junit.Assert;
import org.junit.Test;
public class UseZonedDateTimeTest {
UseZonedDateTime zonedDateTime=new UseZonedDateTime();
@Test
public void givenZoneId_thenZonedDateTime(){
ZoneId zoneId=ZoneId.of("Europe/Paris");
ZonedDateTime zonedDatetime=zonedDateTime.getZonedDateTime(LocalDateTime.parse("2016-05-20T06:30"), zoneId);
Assert.assertEquals(zoneId,ZoneId.from(zonedDatetime));
}
}

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package com.baeldung.enums;
import org.junit.Test;
import java.util.ArrayList;
import java.util.EnumMap;
import java.util.List;
import static junit.framework.TestCase.assertTrue;
public class PizzaTest {
@Test
public void givenPizaOrder_whenReady_thenDeliverable() {
Pizza testPz = new Pizza();
testPz.setStatus(Pizza.PizzaStatusEnum.READY);
assertTrue(testPz.isDeliverable());
}
@Test
public void givenPizaOrders_whenRetrievingUnDeliveredPzs_thenCorrectlyRetrieved() {
List<Pizza> pzList = new ArrayList<>();
Pizza pz1 = new Pizza();
pz1.setStatus(Pizza.PizzaStatusEnum.DELIVERED);
Pizza pz2 = new Pizza();
pz2.setStatus(Pizza.PizzaStatusEnum.ORDERED);
Pizza pz3 = new Pizza();
pz3.setStatus(Pizza.PizzaStatusEnum.ORDERED);
Pizza pz4 = new Pizza();
pz4.setStatus(Pizza.PizzaStatusEnum.READY);
pzList.add(pz1);
pzList.add(pz2);
pzList.add(pz3);
pzList.add(pz4);
List<Pizza> undeliveredPzs = Pizza.getAllUndeliveredPizzas(pzList);
assertTrue(undeliveredPzs.size() == 3);
}
@Test
public void givenPizaOrders_whenGroupByStatusCalled_thenCorrectlyGrouped() {
List<Pizza> pzList = new ArrayList<>();
Pizza pz1 = new Pizza();
pz1.setStatus(Pizza.PizzaStatusEnum.DELIVERED);
Pizza pz2 = new Pizza();
pz2.setStatus(Pizza.PizzaStatusEnum.ORDERED);
Pizza pz3 = new Pizza();
pz3.setStatus(Pizza.PizzaStatusEnum.ORDERED);
Pizza pz4 = new Pizza();
pz4.setStatus(Pizza.PizzaStatusEnum.READY);
pzList.add(pz1);
pzList.add(pz2);
pzList.add(pz3);
pzList.add(pz4);
EnumMap<Pizza.PizzaStatusEnum, List<Pizza>> map = Pizza.groupPizzaByStatus(pzList);
assertTrue(map.get(Pizza.PizzaStatusEnum.DELIVERED).size() == 1);
assertTrue(map.get(Pizza.PizzaStatusEnum.ORDERED).size() == 2);
assertTrue(map.get(Pizza.PizzaStatusEnum.READY).size() == 1);
}
@Test
public void givenPizaOrder_whenDelivered_thenPizzaGetsDeliveredAndStatusChanges() {
Pizza pz = new Pizza();
pz.setStatus(Pizza.PizzaStatusEnum.READY);
pz.deliver();
assertTrue(pz.getStatus() == Pizza.PizzaStatusEnum.DELIVERED);
}
}

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package com.baeldung.java8;
import com.baeldung.java_8_features.Vehicle;
import com.baeldung.java_8_features.VehicleImpl;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class Java8DefaultStaticIntefaceMethodsTest {
@Test
public void callStaticInterfaceMethdosMethods_whenExpectedResults_thenCorrect() {
Vehicle vehicle = new VehicleImpl();
String overview = vehicle.getOverview();
long[] startPosition = vehicle.startPosition();
assertEquals(overview, "ATV made by N&F Vehicles");
assertEquals(startPosition[0], 23);
assertEquals(startPosition[1], 15);
}
@Test
public void callDefaultInterfaceMethods_whenExpectedResults_thenCorrect() {
String producer = Vehicle.producer();
assertEquals(producer, "N&F Vehicles");
}
}

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package com.baeldung.java8;
import com.baeldung.java_8_features.User;
import org.junit.Before;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class Java8MethodReferenceTest {
private List<String> list;
@Before
public void init() {
list = new ArrayList<>();
list.add("One");
list.add("OneAndOnly");
list.add("Derek");
list.add("Change");
list.add("factory");
list.add("justBefore");
list.add("Italy");
list.add("Italy");
list.add("Thursday");
list.add("");
list.add("");
}
@Test
public void checkStaticMethodReferences_whenWork_thenCorrect() {
List<User> users = new ArrayList<>();
users.add(new User());
users.add(new User());
boolean isReal = users.stream().anyMatch(u -> User.isRealUser(u));
boolean isRealRef = users.stream().anyMatch(User::isRealUser);
assertTrue(isReal);
assertTrue(isRealRef);
}
@Test
public void checkInstanceMethodReferences_whenWork_thenCorrect() {
User user = new User();
boolean isLegalName = list.stream().anyMatch(user::isLegalName);
assertTrue(isLegalName);
}
@Test
public void checkParticularTypeReferences_whenWork_thenCorrect() {
long count = list.stream().filter(String::isEmpty).count();
assertEquals(count, 2);
}
@Test
public void checkConstructorReferences_whenWork_thenCorrect() {
Stream<User> stream = list.stream().map(User::new);
List<User> userList = stream.collect(Collectors.toList());
assertEquals(userList.size(), list.size());
assertTrue(userList.get(0) instanceof User);
}
}

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package com.baeldung.java8;
import com.baeldung.java_8_features.*;
import org.junit.Before;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import static org.junit.Assert.*;
public class Java8OptionalTest {
private List<String> list;
@Before
public void init() {
list = new ArrayList<>();
list.add("One");
list.add("OneAndOnly");
list.add("Derek");
list.add("Change");
list.add("factory");
list.add("justBefore");
list.add("Italy");
list.add("Italy");
list.add("Thursday");
list.add("");
list.add("");
}
@Test
public void checkOptional_whenAsExpected_thenCorrect() {
Optional<String> optionalEmpty = Optional.empty();
assertFalse(optionalEmpty.isPresent());
String str = "value";
Optional<String> optional = Optional.of(str);
assertEquals(optional.get(), "value");
Optional<String> optionalNullable = Optional.ofNullable(str);
Optional<String> optionalNull = Optional.ofNullable(null);
assertEquals(optionalNullable.get(), "value");
assertFalse(optionalNull.isPresent());
List<String> listOpt = Optional.of(list).orElse(new ArrayList<>());
List<String> listNull = null;
List<String> listOptNull = Optional.ofNullable(listNull).orElse(new ArrayList<>());
assertTrue(listOpt == list);
assertTrue(listOptNull.isEmpty());
Optional<User> user = Optional.ofNullable(getUser());
String result = user.map(User::getAddress)
.map(Address::getStreet)
.orElse("not specified");
assertEquals(result, "1st Avenue");
Optional<OptionalUser> optionalUser = Optional.ofNullable(getOptionalUser());
String resultOpt = optionalUser.flatMap(OptionalUser::getAddress)
.flatMap(OptionalAddress::getStreet)
.orElse("not specified");
assertEquals(resultOpt, "1st Avenue");
Optional<User> userNull = Optional.ofNullable(getUserNull());
String resultNull = userNull.map(User::getAddress)
.map(Address::getStreet)
.orElse("not specified");
assertEquals(resultNull, "not specified");
Optional<OptionalUser> optionalUserNull = Optional.ofNullable(getOptionalUserNull());
String resultOptNull = optionalUserNull.flatMap(OptionalUser::getAddress)
.flatMap(OptionalAddress::getStreet)
.orElse("not specified");
assertEquals(resultOptNull, "not specified");
}
@Test(expected = CustomException.class)
public void callMethod_whenCustomException_thenCorrect() {
User user = new User();
String result = user.getOrThrow();
}
private User getUser() {
User user = new User();
Address address = new Address();
address.setStreet("1st Avenue");
user.setAddress(address);
return user;
}
private OptionalUser getOptionalUser() {
OptionalUser user = new OptionalUser();
OptionalAddress address = new OptionalAddress();
address.setStreet("1st Avenue");
user.setAddress(address);
return user;
}
private OptionalUser getOptionalUserNull() {
OptionalUser user = new OptionalUser();
OptionalAddress address = new OptionalAddress();
address.setStreet(null);
user.setAddress(address);
return user;
}
private User getUserNull() {
User user = new User();
Address address = new Address();
address.setStreet(null);
user.setAddress(address);
return user;
}
}

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package com.baeldung.java8;
import com.baeldung.streamApi.Product;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.BufferedWriter;
import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.*;
import java.util.regex.Pattern;
import java.util.stream.*;
import static org.junit.Assert.*;
public class Java8StreamApiTest {
private long counter;
private static Logger log = LoggerFactory.getLogger(Java8StreamApiTest.class);
private List<Product> productList;
@Before
public void init() {
productList = Arrays.asList(
new Product(23, "potatoes"), new Product(14, "orange"),
new Product(13, "lemon"), new Product(23, "bread"),
new Product(13, "sugar"));
}
@Test
public void checkPipeline_whenStreamOneElementShorter_thenCorrect() {
List<String> list = Arrays.asList("abc1", "abc2", "abc3");
long size = list.stream().skip(1)
.map(element -> element.substring(0, 3)).count();
assertEquals(list.size() - 1, size);
}
@Test
public void checkOrder_whenChangeQuantityOfMethodCalls_thenCorrect() {
List<String> list = Arrays.asList("abc1", "abc2", "abc3");
counter = 0;
long sizeFirst = list.stream()
.skip(2).map(element -> {
wasCalled();
return element.substring(0, 3);
}).count();
assertEquals(1, counter);
counter = 0;
long sizeSecond = list.stream().map(element -> {
wasCalled();
return element.substring(0, 3);
}).skip(2).count();
assertEquals(3, counter);
}
@Test
public void createEmptyStream_whenEmpty_thenCorrect() {
Stream<String> streamEmpty = Stream.empty();
assertEquals(0, streamEmpty.count());
List<String> names = Collections.emptyList();
Stream<String> streamOf = Product.streamOf(names);
assertTrue(streamOf.count() == 0);
}
@Test
public void createStream_whenCreated_thenCorrect() {
Collection<String> collection = Arrays.asList("a", "b", "c");
Stream<String> streamOfCollection = collection.stream();
assertEquals(3, streamOfCollection.count());
Stream<String> streamOfArray = Stream.of("a", "b", "c");
assertEquals(3, streamOfArray.count());
String[] arr = new String[]{"a", "b", "c"};
Stream<String> streamOfArrayPart = Arrays.stream(arr, 1, 3);
assertEquals(2, streamOfArrayPart.count());
IntStream intStream = IntStream.range(1, 3);
LongStream longStream = LongStream.rangeClosed(1, 3);
Random random = new Random();
DoubleStream doubleStream = random.doubles(3);
assertEquals(2, intStream.count());
assertEquals(3, longStream.count());
assertEquals(3, doubleStream.count());
IntStream streamOfChars = "abc".chars();
IntStream str = "".chars();
assertEquals(3, streamOfChars.count());
Stream<String> streamOfString = Pattern.compile(", ").splitAsStream("a, b, c");
assertEquals("a", streamOfString.findFirst().get());
Path path = getPath();
Stream<String> streamOfStrings = null;
try {
streamOfStrings = Files.lines(path, Charset.forName("UTF-8"));
} catch (IOException e) {
log.error("Error creating streams from paths {}", path, e.getMessage(), e);
}
assertEquals("a", streamOfStrings.findFirst().get());
Stream<String> streamBuilder = Stream.<String>builder().add("a").add("b").add("c").build();
assertEquals(3, streamBuilder.count());
Stream<String> streamGenerated = Stream.generate(() -> "element").limit(10);
assertEquals(10, streamGenerated.count());
Stream<Integer> streamIterated = Stream.iterate(40, n -> n + 2).limit(20);
assertTrue(40 <= streamIterated.findAny().get());
}
@Test
public void runStreamPipeline_whenOrderIsRight_thenCorrect() {
List<String> list = Arrays.asList("abc1", "abc2", "abc3");
Optional<String> stream = list.stream()
.filter(element -> {
log.info("filter() was called");
return element.contains("2");
}).map(element -> {
log.info("map() was called");
return element.toUpperCase();
}).findFirst();
}
@Test
public void reduce_whenExpected_thenCorrect() {
OptionalInt reduced = IntStream.range(1, 4).reduce((a, b) -> a + b);
assertEquals(6, reduced.getAsInt());
int reducedTwoParams = IntStream.range(1, 4).reduce(10, (a, b) -> a + b);
assertEquals(16, reducedTwoParams);
int reducedThreeParams = Stream.of(1, 2, 3)
.reduce(10, (a, b) -> a + b, (a, b) -> {
log.info("combiner was called");
return a + b;
});
assertEquals(16, reducedThreeParams);
int reducedThreeParamsParallel = Arrays.asList(1, 2, 3).parallelStream()
.reduce(10, (a, b) -> a + b, (a, b) -> {
log.info("combiner was called");
return a + b;
});
assertEquals(36, reducedThreeParamsParallel);
}
@Test
public void collecting_whenAsExpected_thenCorrect() {
List<String> collectorCollection = productList.stream()
.map(Product::getName).collect(Collectors.toList());
assertTrue(collectorCollection instanceof List);
assertEquals(5, collectorCollection.size());
String listToString = productList.stream().map(Product::getName)
.collect(Collectors.joining(", ", "[", "]"));
assertTrue(listToString.contains(",") && listToString.contains("[") && listToString.contains("]"));
double averagePrice = productList.stream().collect(Collectors.averagingInt(Product::getPrice));
assertTrue(17.2 == averagePrice);
int summingPrice = productList.stream().collect(Collectors.summingInt(Product::getPrice));
assertEquals(86, summingPrice);
IntSummaryStatistics statistics = productList.stream()
.collect(Collectors.summarizingInt(Product::getPrice));
assertEquals(23, statistics.getMax());
Map<Integer, List<Product>> collectorMapOfLists = productList.stream()
.collect(Collectors.groupingBy(Product::getPrice));
assertEquals(3, collectorMapOfLists.keySet().size());
Map<Boolean, List<Product>> mapPartioned = productList.stream()
.collect(Collectors.partitioningBy(element -> element.getPrice() > 15));
assertEquals(2, mapPartioned.keySet().size());
}
@Test(expected = UnsupportedOperationException.class)
public void collect_whenThrows_thenCorrect() {
Set<Product> unmodifiableSet = productList.stream()
.collect(Collectors.collectingAndThen(Collectors.toSet(),
Collections::unmodifiableSet));
unmodifiableSet.add(new Product(4, "tea"));
}
@Test
public void customCollector_whenResultContainsAllElementsFrSource_thenCorrect() {
Collector<Product, ?, LinkedList<Product>> toLinkedList =
Collector.of(LinkedList::new, LinkedList::add,
(first, second) -> {
first.addAll(second);
return first;
});
LinkedList<Product> linkedListOfPersons = productList.stream().collect(toLinkedList);
assertTrue(linkedListOfPersons.containsAll(productList));
}
@Test
public void parallelStream_whenWorks_thenCorrect() {
Stream<Product> streamOfCollection = productList.parallelStream();
boolean isParallel = streamOfCollection.isParallel();
boolean haveBigPrice = streamOfCollection.map(product -> product.getPrice() * 12)
.anyMatch(price -> price > 200);
assertTrue(isParallel && haveBigPrice);
}
@Test
public void parallel_whenIsParallel_thenCorrect() {
IntStream intStreamParallel =
IntStream.range(1, 150).parallel().map(element -> element * 34);
boolean isParallel = intStreamParallel.isParallel();
assertTrue(isParallel);
}
@Test
public void parallel_whenIsSequential_thenCorrect() {
IntStream intStreamParallel =
IntStream.range(1, 150).parallel().map(element -> element * 34);
IntStream intStreamSequential = intStreamParallel.sequential();
boolean isParallel = intStreamParallel.isParallel();
assertFalse(isParallel);
}
private Path getPath() {
Path path = null;
try {
path = Files.createTempFile(null, ".txt");
} catch (IOException e) {
log.error(e.getMessage());
}
try (BufferedWriter writer = Files.newBufferedWriter(path)) {
writer.write("a\nb\nc");
} catch (IOException e) {
log.error(e.getMessage());
}
return path;
}
private void wasCalled() {
counter++;
}
}

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@ -0,0 +1,113 @@
package com.baeldung.java8;
import com.baeldung.java_8_features.Detail;
import org.junit.Before;
import org.junit.Test;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.junit.Assert.*;
public class Java8StreamsTest {
private List<String> list;
@Before
public void init() {
list = new ArrayList<>();
list.add("One");
list.add("OneAndOnly");
list.add("Derek");
list.add("Change");
list.add("factory");
list.add("justBefore");
list.add("Italy");
list.add("Italy");
list.add("Thursday");
list.add("");
list.add("");
}
@Test
public void checkStreamCount_whenCreating_givenDifferentSources() {
String[] arr = new String[]{"a", "b", "c"};
Stream<String> streamArr = Arrays.stream(arr);
assertEquals(streamArr.count(), 3);
Stream<String> streamOf = Stream.of("a", "b", "c");
assertEquals(streamOf.count(), 3);
long count = list.stream().distinct().count();
assertEquals(count, 9);
}
@Test
public void checkStreamCount_whenOperationFilter_thanCorrect() {
Stream<String> streamFilter = list.stream().filter(element -> element.isEmpty());
assertEquals(streamFilter.count(), 2);
}
@Test
public void checkStreamCount_whenOperationMap_thanCorrect() {
List<String> uris = new ArrayList<>();
uris.add("C:\\My.txt");
Stream<Path> streamMap = uris.stream().map(uri -> Paths.get(uri));
assertEquals(streamMap.count(), 1);
List<Detail> details = new ArrayList<>();
details.add(new Detail());
details.add(new Detail());
Stream<String> streamFlatMap = details.stream()
.flatMap(detail -> detail.getParts().stream());
assertEquals(streamFlatMap.count(), 4);
}
@Test
public void checkStreamCount_whenOperationMatch_thenCorrect() {
boolean isValid = list.stream().anyMatch(element -> element.contains("h"));
boolean isValidOne = list.stream().allMatch(element -> element.contains("h"));
boolean isValidTwo = list.stream().noneMatch(element -> element.contains("h"));
assertTrue(isValid);
assertFalse(isValidOne);
assertFalse(isValidTwo);
}
@Test
public void checkStreamReducedValue_whenOperationReduce_thenCorrect() {
List<Integer> integers = new ArrayList<>();
integers.add(1);
integers.add(1);
integers.add(1);
Integer reduced = integers.stream().reduce(23, (a, b) -> a + b);
assertTrue(reduced == 26);
}
@Test
public void checkStreamContains_whenOperationCollect_thenCorrect() {
List<String> resultList = list.stream()
.map(element -> element.toUpperCase())
.collect(Collectors.toList());
assertEquals(resultList.size(), list.size());
assertTrue(resultList.contains(""));
}
@Test
public void checkParallelStream_whenDoWork() {
list.parallelStream().forEach(element -> doWork(element));
}
private void doWork(String string) {
assertTrue(true); //just imitate an amount of work
}
}

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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-1.7">
<attributes>
<attribute name="owner.project.facets" value="java"/>
</attributes>
</classpathentry>
<classpathentry kind="output" path="target/classes"/>
</classpath>

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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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@ -1,36 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>core-java</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>

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@ -1,5 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" path="src/main/webapp"/>
<classpathentry kind="output" path=""/>
</classpath>

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@ -1,95 +0,0 @@
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.annotation.inheritNullAnnotations=disabled
org.eclipse.jdt.core.compiler.annotation.missingNonNullByDefaultAnnotation=ignore
org.eclipse.jdt.core.compiler.annotation.nonnull=org.eclipse.jdt.annotation.NonNull
org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annotation.NonNullByDefault
org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
org.eclipse.jdt.core.compiler.compliance=1.7
org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
org.eclipse.jdt.core.compiler.problem.comparingIdentical=warning
org.eclipse.jdt.core.compiler.problem.deadCode=warning
org.eclipse.jdt.core.compiler.problem.deprecation=warning
org.eclipse.jdt.core.compiler.problem.deprecationInDeprecatedCode=disabled
org.eclipse.jdt.core.compiler.problem.deprecationWhenOverridingDeprecatedMethod=disabled
org.eclipse.jdt.core.compiler.problem.discouragedReference=warning
org.eclipse.jdt.core.compiler.problem.emptyStatement=ignore
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
org.eclipse.jdt.core.compiler.problem.fieldHiding=error
org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
org.eclipse.jdt.core.compiler.problem.finallyBlockNotCompletingNormally=warning
org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
org.eclipse.jdt.core.compiler.problem.hiddenCatchBlock=warning
org.eclipse.jdt.core.compiler.problem.includeNullInfoFromAsserts=disabled
org.eclipse.jdt.core.compiler.problem.incompatibleNonInheritedInterfaceMethod=warning
org.eclipse.jdt.core.compiler.problem.incompleteEnumSwitch=ignore
org.eclipse.jdt.core.compiler.problem.indirectStaticAccess=ignore
org.eclipse.jdt.core.compiler.problem.localVariableHiding=error
org.eclipse.jdt.core.compiler.problem.methodWithConstructorName=warning
org.eclipse.jdt.core.compiler.problem.missingDefaultCase=ignore
org.eclipse.jdt.core.compiler.problem.missingDeprecatedAnnotation=ignore
org.eclipse.jdt.core.compiler.problem.missingEnumCaseDespiteDefault=disabled
org.eclipse.jdt.core.compiler.problem.missingHashCodeMethod=ignore
org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotation=ignore
org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotationForInterfaceMethodImplementation=enabled
org.eclipse.jdt.core.compiler.problem.missingSerialVersion=warning
org.eclipse.jdt.core.compiler.problem.missingSynchronizedOnInheritedMethod=ignore
org.eclipse.jdt.core.compiler.problem.noEffectAssignment=warning
org.eclipse.jdt.core.compiler.problem.noImplicitStringConversion=warning
org.eclipse.jdt.core.compiler.problem.nonExternalizedStringLiteral=ignore
org.eclipse.jdt.core.compiler.problem.nonnullParameterAnnotationDropped=warning
org.eclipse.jdt.core.compiler.problem.nullAnnotationInferenceConflict=error
org.eclipse.jdt.core.compiler.problem.nullReference=warning
org.eclipse.jdt.core.compiler.problem.nullSpecViolation=error
org.eclipse.jdt.core.compiler.problem.nullUncheckedConversion=warning
org.eclipse.jdt.core.compiler.problem.overridingPackageDefaultMethod=warning
org.eclipse.jdt.core.compiler.problem.parameterAssignment=ignore
org.eclipse.jdt.core.compiler.problem.possibleAccidentalBooleanAssignment=ignore
org.eclipse.jdt.core.compiler.problem.potentialNullReference=ignore
org.eclipse.jdt.core.compiler.problem.potentiallyUnclosedCloseable=ignore
org.eclipse.jdt.core.compiler.problem.rawTypeReference=warning
org.eclipse.jdt.core.compiler.problem.redundantNullAnnotation=warning
org.eclipse.jdt.core.compiler.problem.redundantNullCheck=ignore
org.eclipse.jdt.core.compiler.problem.redundantSpecificationOfTypeArguments=ignore
org.eclipse.jdt.core.compiler.problem.redundantSuperinterface=ignore
org.eclipse.jdt.core.compiler.problem.reportMethodCanBePotentiallyStatic=ignore
org.eclipse.jdt.core.compiler.problem.reportMethodCanBeStatic=ignore
org.eclipse.jdt.core.compiler.problem.specialParameterHidingField=disabled
org.eclipse.jdt.core.compiler.problem.staticAccessReceiver=warning
org.eclipse.jdt.core.compiler.problem.suppressOptionalErrors=disabled
org.eclipse.jdt.core.compiler.problem.suppressWarnings=enabled
org.eclipse.jdt.core.compiler.problem.syntacticNullAnalysisForFields=disabled
org.eclipse.jdt.core.compiler.problem.syntheticAccessEmulation=ignore
org.eclipse.jdt.core.compiler.problem.typeParameterHiding=error
org.eclipse.jdt.core.compiler.problem.unavoidableGenericTypeProblems=enabled
org.eclipse.jdt.core.compiler.problem.uncheckedTypeOperation=warning
org.eclipse.jdt.core.compiler.problem.unclosedCloseable=warning
org.eclipse.jdt.core.compiler.problem.undocumentedEmptyBlock=ignore
org.eclipse.jdt.core.compiler.problem.unhandledWarningToken=warning
org.eclipse.jdt.core.compiler.problem.unnecessaryElse=ignore
org.eclipse.jdt.core.compiler.problem.unnecessaryTypeCheck=ignore
org.eclipse.jdt.core.compiler.problem.unqualifiedFieldAccess=ignore
org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownException=ignore
org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionExemptExceptionAndThrowable=enabled
org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionIncludeDocCommentReference=enabled
org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionWhenOverriding=disabled
org.eclipse.jdt.core.compiler.problem.unusedImport=warning
org.eclipse.jdt.core.compiler.problem.unusedLabel=warning
org.eclipse.jdt.core.compiler.problem.unusedLocal=warning
org.eclipse.jdt.core.compiler.problem.unusedObjectAllocation=ignore
org.eclipse.jdt.core.compiler.problem.unusedParameter=ignore
org.eclipse.jdt.core.compiler.problem.unusedParameterIncludeDocCommentReference=enabled
org.eclipse.jdt.core.compiler.problem.unusedParameterWhenImplementingAbstract=disabled
org.eclipse.jdt.core.compiler.problem.unusedParameterWhenOverridingConcrete=disabled
org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
org.eclipse.jdt.core.compiler.source=1.7

View File

@ -1,55 +0,0 @@
#Sat Jan 21 23:04:06 EET 2012
eclipse.preferences.version=1
editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
sp_cleanup.add_default_serial_version_id=true
sp_cleanup.add_generated_serial_version_id=false
sp_cleanup.add_missing_annotations=true
sp_cleanup.add_missing_deprecated_annotations=true
sp_cleanup.add_missing_methods=false
sp_cleanup.add_missing_nls_tags=false
sp_cleanup.add_missing_override_annotations=true
sp_cleanup.add_missing_override_annotations_interface_methods=true
sp_cleanup.add_serial_version_id=false
sp_cleanup.always_use_blocks=true
sp_cleanup.always_use_parentheses_in_expressions=true
sp_cleanup.always_use_this_for_non_static_field_access=false
sp_cleanup.always_use_this_for_non_static_method_access=false
sp_cleanup.convert_to_enhanced_for_loop=true
sp_cleanup.correct_indentation=true
sp_cleanup.format_source_code=true
sp_cleanup.format_source_code_changes_only=true
sp_cleanup.make_local_variable_final=true
sp_cleanup.make_parameters_final=true
sp_cleanup.make_private_fields_final=false
sp_cleanup.make_type_abstract_if_missing_method=false
sp_cleanup.make_variable_declarations_final=true
sp_cleanup.never_use_blocks=false
sp_cleanup.never_use_parentheses_in_expressions=false
sp_cleanup.on_save_use_additional_actions=true
sp_cleanup.organize_imports=true
sp_cleanup.qualify_static_field_accesses_with_declaring_class=false
sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
sp_cleanup.qualify_static_member_accesses_with_declaring_class=true
sp_cleanup.qualify_static_method_accesses_with_declaring_class=false
sp_cleanup.remove_private_constructors=true
sp_cleanup.remove_trailing_whitespaces=true
sp_cleanup.remove_trailing_whitespaces_all=true
sp_cleanup.remove_trailing_whitespaces_ignore_empty=false
sp_cleanup.remove_unnecessary_casts=true
sp_cleanup.remove_unnecessary_nls_tags=false
sp_cleanup.remove_unused_imports=true
sp_cleanup.remove_unused_local_variables=false
sp_cleanup.remove_unused_private_fields=true
sp_cleanup.remove_unused_private_members=false
sp_cleanup.remove_unused_private_methods=true
sp_cleanup.remove_unused_private_types=true
sp_cleanup.sort_members=false
sp_cleanup.sort_members_all=false
sp_cleanup.use_blocks=false
sp_cleanup.use_blocks_only_for_return_and_throw=false
sp_cleanup.use_parentheses_in_expressions=false
sp_cleanup.use_this_for_non_static_field_access=true
sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=true
sp_cleanup.use_this_for_non_static_method_access=true
sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=true

View File

@ -1,4 +0,0 @@
activeProfiles=
eclipse.preferences.version=1
resolveWorkspaceProjects=true
version=1

View File

@ -1,2 +0,0 @@
eclipse.preferences.version=1
org.eclipse.m2e.wtp.enabledProjectSpecificPrefs=false

View File

@ -1,8 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?><project-modules id="moduleCoreId" project-version="1.5.0">
<wb-module deploy-name="spring-rest">
<wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/java"/>
<wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/resources"/>
<property name="context-root" value="spring-rest"/>
<property name="java-output-path" value="/spring-rest/target/classes"/>
</wb-module>
</project-modules>

View File

@ -1,4 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<faceted-project>
<installed facet="java" version="1.7"/>
</faceted-project>

View File

@ -1 +0,0 @@
org.eclipse.wst.jsdt.launching.baseBrowserLibrary

View File

@ -1,14 +0,0 @@
DELEGATES_PREFERENCE=delegateValidatorList
USER_BUILD_PREFERENCE=enabledBuildValidatorListorg.eclipse.jst.j2ee.internal.classpathdep.ClasspathDependencyValidator;
USER_MANUAL_PREFERENCE=enabledManualValidatorListorg.eclipse.jst.j2ee.internal.classpathdep.ClasspathDependencyValidator;
USER_PREFERENCE=overrideGlobalPreferencestruedisableAllValidationfalseversion1.2.303.v201202090300
eclipse.preferences.version=1
override=true
suspend=false
vals/org.eclipse.jst.jsf.ui.JSFAppConfigValidator/global=FF01
vals/org.eclipse.jst.jsp.core.JSPBatchValidator/global=FF01
vals/org.eclipse.jst.jsp.core.JSPContentValidator/global=FF01
vals/org.eclipse.jst.jsp.core.TLDValidator/global=FF01
vals/org.eclipse.wst.dtd.core.dtdDTDValidator/global=FF01
vals/org.eclipse.wst.jsdt.web.core.JsBatchValidator/global=TF02
vf.version=3

View File

@ -1,2 +0,0 @@
eclipse.preferences.version=1
org.eclipse.wst.ws.service.policy.projectEnabled=false

View File

@ -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>

View File

@ -9,7 +9,11 @@
<dependencies>
<!-- utils -->
<dependency>
<groupId>net.sourceforge.collections</groupId>
<artifactId>collections-generic</artifactId>
<version>4.01</version>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
@ -97,6 +101,22 @@
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.testng</groupId>
<artifactId>testng</artifactId>
<version>${testng.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-core</artifactId>
@ -122,8 +142,8 @@
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.7</source>
<target>1.7</target>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
@ -165,6 +185,8 @@
<org.hamcrest.version>1.3</org.hamcrest.version>
<junit.version>4.12</junit.version>
<mockito.version>1.10.19</mockito.version>
<testng.version>6.8</testng.version>
<assertj.version>3.5.1</assertj.version>
<httpcore.version>4.4.1</httpcore.version>
<httpclient.version>4.5</httpclient.version>

View File

@ -0,0 +1,110 @@
package com.baeldung.enums;
import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.commons.collections15.Predicate;
import java.io.IOException;
import java.util.EnumMap;
import java.util.EnumSet;
import java.util.List;
import java.util.stream.Collectors;
public class Pizza {
private static EnumSet<PizzaStatus> undeliveredPizzaStatuses =
EnumSet.of(PizzaStatus.ORDERED, PizzaStatus.READY);
private PizzaStatus status;
@JsonFormat(shape = JsonFormat.Shape.OBJECT)
public enum PizzaStatus {
ORDERED(5) {
@Override
public boolean isOrdered() {
return true;
}
},
READY(2) {
@Override
public boolean isReady() {
return true;
}
},
DELIVERED(0) {
@Override
public boolean isDelivered() {
return true;
}
};
private int timeToDelivery;
public boolean isOrdered() {
return false;
}
public boolean isReady() {
return false;
}
public boolean isDelivered() {
return false;
}
@JsonProperty("timeToDelivery")
public int getTimeToDelivery() {
return timeToDelivery;
}
PizzaStatus(int timeToDelivery) {
this.timeToDelivery = timeToDelivery;
}
}
public PizzaStatus getStatus() {
return status;
}
public void setStatus(PizzaStatus status) {
this.status = status;
}
public boolean isDeliverable() {
return this.status.isReady();
}
public void printTimeToDeliver() {
System.out.println("Time to delivery is " + this.getStatus().getTimeToDelivery() + " days");
}
public static List<Pizza> getAllUndeliveredPizzas(List<Pizza> input) {
return input.stream().filter(
(s) -> undeliveredPizzaStatuses.contains(s.getStatus()))
.collect(Collectors.toList());
}
public static EnumMap<PizzaStatus, List<Pizza>>
groupPizzaByStatus(List<Pizza> pzList) {
return pzList.stream().collect(
Collectors.groupingBy(Pizza::getStatus,
() -> new EnumMap<>(PizzaStatus.class), Collectors.toList()));
}
public void deliver() {
if (isDeliverable()) {
PizzaDeliverySystemConfiguration.getInstance().getDeliveryStrategy().deliver(this);
this.setStatus(PizzaStatus.DELIVERED);
}
}
public static String getJsonString(Pizza pz) throws IOException {
ObjectMapper mapper = new ObjectMapper();
return mapper.writerWithDefaultPrettyPrinter().writeValueAsString(pz);
}
private static Predicate<Pizza> thatAreNotDelivered() {
return entry -> undeliveredPizzaStatuses.contains(entry.getStatus());
}
}

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@ -0,0 +1,18 @@
package com.baeldung.enums;
public enum PizzaDeliveryStrategy {
EXPRESS {
@Override
public void deliver(Pizza pz) {
System.out.println("Pizza will be delivered in express mode");
}
},
NORMAL {
@Override
public void deliver(Pizza pz) {
System.out.println("Pizza will be delivered in normal mode");
}
};
public abstract void deliver(Pizza pz);
}

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@ -0,0 +1,21 @@
package com.baeldung.enums;
public enum PizzaDeliverySystemConfiguration {
INSTANCE;
PizzaDeliverySystemConfiguration() {
// Do the configuration initialization which
// involves overriding defaults like delivery strategy
}
private PizzaDeliveryStrategy deliveryStrategy = PizzaDeliveryStrategy.NORMAL;
public static PizzaDeliverySystemConfiguration getInstance() {
return INSTANCE;
}
public PizzaDeliveryStrategy getDeliveryStrategy() {
return deliveryStrategy;
}
}

View File

@ -31,7 +31,7 @@ public class JavaCollectionConversionUnitTest {
@Test
public final void givenUsingCoreJava_whenListConvertedToArray_thenCorrect() {
final List<Integer> sourceList = Lists.<Integer> newArrayList(0, 1, 2, 3, 4, 5);
final List<Integer> sourceList = Arrays.asList(0, 1, 2, 3, 4, 5);
final Integer[] targetArray = sourceList.toArray(new Integer[sourceList.size()]);
}

View File

@ -0,0 +1,80 @@
package org.baeldung.java.enums;
import com.baeldung.enums.Pizza;
import org.junit.Test;
import java.util.ArrayList;
import java.util.EnumMap;
import java.util.List;
import static junit.framework.TestCase.assertTrue;
public class PizzaTest {
@Test
public void givenPizaOrder_whenReady_thenDeliverable() {
Pizza testPz = new Pizza();
testPz.setStatus(Pizza.PizzaStatus.READY);
assertTrue(testPz.isDeliverable());
}
@Test
public void givenPizaOrders_whenRetrievingUnDeliveredPzs_thenCorrectlyRetrieved() {
List<Pizza> pzList = new ArrayList<>();
Pizza pz1 = new Pizza();
pz1.setStatus(Pizza.PizzaStatus.DELIVERED);
Pizza pz2 = new Pizza();
pz2.setStatus(Pizza.PizzaStatus.ORDERED);
Pizza pz3 = new Pizza();
pz3.setStatus(Pizza.PizzaStatus.ORDERED);
Pizza pz4 = new Pizza();
pz4.setStatus(Pizza.PizzaStatus.READY);
pzList.add(pz1);
pzList.add(pz2);
pzList.add(pz3);
pzList.add(pz4);
List<Pizza> undeliveredPzs = Pizza.getAllUndeliveredPizzas(pzList);
assertTrue(undeliveredPzs.size() == 3);
}
@Test
public void givenPizaOrders_whenGroupByStatusCalled_thenCorrectlyGrouped() {
List<Pizza> pzList = new ArrayList<>();
Pizza pz1 = new Pizza();
pz1.setStatus(Pizza.PizzaStatus.DELIVERED);
Pizza pz2 = new Pizza();
pz2.setStatus(Pizza.PizzaStatus.ORDERED);
Pizza pz3 = new Pizza();
pz3.setStatus(Pizza.PizzaStatus.ORDERED);
Pizza pz4 = new Pizza();
pz4.setStatus(Pizza.PizzaStatus.READY);
pzList.add(pz1);
pzList.add(pz2);
pzList.add(pz3);
pzList.add(pz4);
EnumMap<Pizza.PizzaStatus, List<Pizza>> map = Pizza.groupPizzaByStatus(pzList);
assertTrue(map.get(Pizza.PizzaStatus.DELIVERED).size() == 1);
assertTrue(map.get(Pizza.PizzaStatus.ORDERED).size() == 2);
assertTrue(map.get(Pizza.PizzaStatus.READY).size() == 1);
}
@Test
public void givenPizaOrder_whenDelivered_thenPizzaGetsDeliveredAndStatusChanges() {
Pizza pz = new Pizza();
pz.setStatus(Pizza.PizzaStatus.READY);
pz.deliver();
assertTrue(pz.getStatus() == Pizza.PizzaStatus.DELIVERED);
}
}

View File

@ -0,0 +1,25 @@
package org.baeldung.java.lists;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
public class ListAssertJTest {
private final List<String> list1 = Arrays.asList("1", "2", "3", "4");
private final List<String> list2 = Arrays.asList("1", "2", "3", "4");
private final List<String> list3 = Arrays.asList("1", "2", "4", "3");
@Test
public void whenTestingForEquality_ShouldBeEqual() throws Exception {
assertThat(list1)
.isEqualTo(list2)
.isNotEqualTo(list3);
assertThat(list1.equals(list2)).isTrue();
assertThat(list1.equals(list3)).isFalse();
}
}

View File

@ -0,0 +1,21 @@
package org.baeldung.java.lists;
import org.junit.Assert;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
public class ListJUnitTest {
private final List<String> list1 = Arrays.asList("1", "2", "3", "4");
private final List<String> list2 = Arrays.asList("1", "2", "3", "4");
private final List<String> list3 = Arrays.asList("1", "2", "4", "3");
@Test
public void whenTestingForEquality_ShouldBeEqual() throws Exception {
Assert.assertEquals(list1, list2);
Assert.assertNotSame(list1, list2);
Assert.assertNotEquals(list1, list3);
}
}

View File

@ -0,0 +1,21 @@
package org.baeldung.java.lists;
import org.testng.Assert;
import org.testng.annotations.Test;
import java.util.Arrays;
import java.util.List;
public class ListTestNGTest {
private final List<String> list1 = Arrays.asList("1", "2", "3", "4");
private final List<String> list2 = Arrays.asList("1", "2", "3", "4");
private final List<String> list3 = Arrays.asList("1", "2", "4", "3");
@Test
public void whenTestingForEquality_ShouldBeEqual() throws Exception {
Assert.assertEquals(list1, list2);
Assert.assertNotSame(list1, list2);
Assert.assertNotEquals(list1, list3);
}
}

Binary file not shown.

View File

@ -0,0 +1 @@
distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.3.3/apache-maven-3.3.3-bin.zip

233
couchbase-sdk-intro/mvnw vendored Executable file
View File

@ -0,0 +1,233 @@
#!/bin/sh
# ----------------------------------------------------------------------------
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
# ----------------------------------------------------------------------------
# ----------------------------------------------------------------------------
# Maven2 Start Up Batch script
#
# Required ENV vars:
# ------------------
# JAVA_HOME - location of a JDK home dir
#
# Optional ENV vars
# -----------------
# M2_HOME - location of maven2's installed home dir
# MAVEN_OPTS - parameters passed to the Java VM when running Maven
# e.g. to debug Maven itself, use
# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
# MAVEN_SKIP_RC - flag to disable loading of mavenrc files
# ----------------------------------------------------------------------------
if [ -z "$MAVEN_SKIP_RC" ] ; then
if [ -f /etc/mavenrc ] ; then
. /etc/mavenrc
fi
if [ -f "$HOME/.mavenrc" ] ; then
. "$HOME/.mavenrc"
fi
fi
# OS specific support. $var _must_ be set to either true or false.
cygwin=false;
darwin=false;
mingw=false
case "`uname`" in
CYGWIN*) cygwin=true ;;
MINGW*) mingw=true;;
Darwin*) darwin=true
#
# Look for the Apple JDKs first to preserve the existing behaviour, and then look
# for the new JDKs provided by Oracle.
#
if [ -z "$JAVA_HOME" ] && [ -L /System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK ] ; then
#
# Apple JDKs
#
export JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/Home
fi
if [ -z "$JAVA_HOME" ] && [ -L /System/Library/Java/JavaVirtualMachines/CurrentJDK ] ; then
#
# Apple JDKs
#
export JAVA_HOME=/System/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
fi
if [ -z "$JAVA_HOME" ] && [ -L "/Library/Java/JavaVirtualMachines/CurrentJDK" ] ; then
#
# Oracle JDKs
#
export JAVA_HOME=/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
fi
if [ -z "$JAVA_HOME" ] && [ -x "/usr/libexec/java_home" ]; then
#
# Apple JDKs
#
export JAVA_HOME=`/usr/libexec/java_home`
fi
;;
esac
if [ -z "$JAVA_HOME" ] ; then
if [ -r /etc/gentoo-release ] ; then
JAVA_HOME=`java-config --jre-home`
fi
fi
if [ -z "$M2_HOME" ] ; then
## resolve links - $0 may be a link to maven's home
PRG="$0"
# need this for relative symlinks
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG="`dirname "$PRG"`/$link"
fi
done
saveddir=`pwd`
M2_HOME=`dirname "$PRG"`/..
# make it fully qualified
M2_HOME=`cd "$M2_HOME" && pwd`
cd "$saveddir"
# echo Using m2 at $M2_HOME
fi
# For Cygwin, ensure paths are in UNIX format before anything is touched
if $cygwin ; then
[ -n "$M2_HOME" ] &&
M2_HOME=`cygpath --unix "$M2_HOME"`
[ -n "$JAVA_HOME" ] &&
JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
[ -n "$CLASSPATH" ] &&
CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
fi
# For Migwn, ensure paths are in UNIX format before anything is touched
if $mingw ; then
[ -n "$M2_HOME" ] &&
M2_HOME="`(cd "$M2_HOME"; pwd)`"
[ -n "$JAVA_HOME" ] &&
JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
# TODO classpath?
fi
if [ -z "$JAVA_HOME" ]; then
javaExecutable="`which javac`"
if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
# readlink(1) is not available as standard on Solaris 10.
readLink=`which readlink`
if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
if $darwin ; then
javaHome="`dirname \"$javaExecutable\"`"
javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
else
javaExecutable="`readlink -f \"$javaExecutable\"`"
fi
javaHome="`dirname \"$javaExecutable\"`"
javaHome=`expr "$javaHome" : '\(.*\)/bin'`
JAVA_HOME="$javaHome"
export JAVA_HOME
fi
fi
fi
if [ -z "$JAVACMD" ] ; then
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
else
JAVACMD="`which java`"
fi
fi
if [ ! -x "$JAVACMD" ] ; then
echo "Error: JAVA_HOME is not defined correctly." >&2
echo " We cannot execute $JAVACMD" >&2
exit 1
fi
if [ -z "$JAVA_HOME" ] ; then
echo "Warning: JAVA_HOME environment variable is not set."
fi
CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
# For Cygwin, switch paths to Windows format before running java
if $cygwin; then
[ -n "$M2_HOME" ] &&
M2_HOME=`cygpath --path --windows "$M2_HOME"`
[ -n "$JAVA_HOME" ] &&
JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
[ -n "$CLASSPATH" ] &&
CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
fi
# traverses directory structure from process work directory to filesystem root
# first directory with .mvn subdirectory is considered project base directory
find_maven_basedir() {
local basedir=$(pwd)
local wdir=$(pwd)
while [ "$wdir" != '/' ] ; do
if [ -d "$wdir"/.mvn ] ; then
basedir=$wdir
break
fi
wdir=$(cd "$wdir/.."; pwd)
done
echo "${basedir}"
}
# concatenates all lines of a file
concat_lines() {
if [ -f "$1" ]; then
echo "$(tr -s '\n' ' ' < "$1")"
fi
}
export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-$(find_maven_basedir)}
MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
# Provide a "standardized" way to retrieve the CLI args that will
# work with both Windows and non-Windows executions.
MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
export MAVEN_CMD_LINE_ARGS
WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
exec "$JAVACMD" \
$MAVEN_OPTS \
-classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
"-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
${WRAPPER_LAUNCHER} "$@"

145
couchbase-sdk-intro/mvnw.cmd vendored Normal file
View File

@ -0,0 +1,145 @@
@REM ----------------------------------------------------------------------------
@REM Licensed to the Apache Software Foundation (ASF) under one
@REM or more contributor license agreements. See the NOTICE file
@REM distributed with this work for additional information
@REM regarding copyright ownership. The ASF licenses this file
@REM to you under the Apache License, Version 2.0 (the
@REM "License"); you may not use this file except in compliance
@REM with the License. You may obtain a copy of the License at
@REM
@REM http://www.apache.org/licenses/LICENSE-2.0
@REM
@REM Unless required by applicable law or agreed to in writing,
@REM software distributed under the License is distributed on an
@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
@REM KIND, either express or implied. See the License for the
@REM specific language governing permissions and limitations
@REM under the License.
@REM ----------------------------------------------------------------------------
@REM ----------------------------------------------------------------------------
@REM Maven2 Start Up Batch script
@REM
@REM Required ENV vars:
@REM JAVA_HOME - location of a JDK home dir
@REM
@REM Optional ENV vars
@REM M2_HOME - location of maven2's installed home dir
@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a key stroke before ending
@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
@REM e.g. to debug Maven itself, use
@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
@REM ----------------------------------------------------------------------------
@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
@echo off
@REM enable echoing my setting MAVEN_BATCH_ECHO to 'on'
@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO%
@REM set %HOME% to equivalent of $HOME
if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
@REM Execute a user defined script before this one
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
@REM check for pre script, once with legacy .bat ending and once with .cmd ending
if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat"
if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd"
:skipRcPre
@setlocal
set ERROR_CODE=0
@REM To isolate internal variables from possible post scripts, we use another setlocal
@setlocal
@REM ==== START VALIDATION ====
if not "%JAVA_HOME%" == "" goto OkJHome
echo.
echo Error: JAVA_HOME not found in your environment. >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
:OkJHome
if exist "%JAVA_HOME%\bin\java.exe" goto init
echo.
echo Error: JAVA_HOME is set to an invalid directory. >&2
echo JAVA_HOME = "%JAVA_HOME%" >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
@REM ==== END VALIDATION ====
:init
set MAVEN_CMD_LINE_ARGS=%*
@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
@REM Fallback to current working directory if not found.
set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
set EXEC_DIR=%CD%
set WDIR=%EXEC_DIR%
:findBaseDir
IF EXIST "%WDIR%"\.mvn goto baseDirFound
cd ..
IF "%WDIR%"=="%CD%" goto baseDirNotFound
set WDIR=%CD%
goto findBaseDir
:baseDirFound
set MAVEN_PROJECTBASEDIR=%WDIR%
cd "%EXEC_DIR%"
goto endDetectBaseDir
:baseDirNotFound
set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
cd "%EXEC_DIR%"
:endDetectBaseDir
IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
@setlocal EnableExtensions EnableDelayedExpansion
for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
:endReadAdditionalConfig
SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
set WRAPPER_JAR="".\.mvn\wrapper\maven-wrapper.jar""
set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
%MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CMD_LINE_ARGS%
if ERRORLEVEL 1 goto error
goto end
:error
set ERROR_CODE=1
:end
@endlocal & set ERROR_CODE=%ERROR_CODE%
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost
@REM check for post script, once with legacy .bat ending and once with .cmd ending
if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat"
if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd"
:skipRcPost
@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
if "%MAVEN_BATCH_PAUSE%" == "on" pause
if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE%
exit /B %ERROR_CODE%

View File

@ -0,0 +1,40 @@
<?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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>couchbase-sdk-intro</artifactId>
<version>0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>couchbase-sdk-intro</name>
<description>Intro to the Couchbase SDK</description>
<dependencies>
<!-- Couchbase SDK -->
<dependency>
<groupId>com.couchbase.client</groupId>
<artifactId>java-client</artifactId>
<version>${couchbase.client.version}</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<java.version>1.7</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<couchbase.client.version>2.2.6</couchbase.client.version>
</properties>
</project>

View File

@ -0,0 +1,96 @@
package com.baeldung.couchbase.examples;
import java.util.List;
import java.util.UUID;
import com.couchbase.client.core.CouchbaseException;
import com.couchbase.client.java.Bucket;
import com.couchbase.client.java.Cluster;
import com.couchbase.client.java.CouchbaseCluster;
import com.couchbase.client.java.ReplicaMode;
import com.couchbase.client.java.document.JsonDocument;
import com.couchbase.client.java.document.json.JsonObject;
import com.couchbase.client.java.env.CouchbaseEnvironment;
import com.couchbase.client.java.env.DefaultCouchbaseEnvironment;
public class CodeSnippets {
static Cluster loadClusterWithDefaultEnvironment() {
return CouchbaseCluster.create("localhost");
}
static Cluster loadClusterWithCustomEnvironment() {
CouchbaseEnvironment env = DefaultCouchbaseEnvironment.builder()
.connectTimeout(10000)
.kvTimeout(3000)
.build();
return CouchbaseCluster.create(env, "localhost");
}
static Bucket loadDefaultBucketWithBlankPassword(Cluster cluster) {
return cluster.openBucket();
}
static Bucket loadBaeldungBucket(Cluster cluster) {
return cluster.openBucket("baeldung", "");
}
static JsonDocument insertExample(Bucket bucket) {
JsonObject content = JsonObject.empty()
.put("name", "John Doe")
.put("type", "Person")
.put("email", "john.doe@mydomain.com")
.put("homeTown", "Chicago")
;
String id = UUID.randomUUID().toString();
JsonDocument document = JsonDocument.create(id, content);
JsonDocument inserted = bucket.insert(document);
return inserted;
}
static JsonDocument retrieveAndUpsertExample(Bucket bucket, String id) {
JsonDocument document = bucket.get(id);
JsonObject content = document.content();
content.put("homeTown", "Kansas City");
JsonDocument upserted = bucket.upsert(document);
return upserted;
}
static JsonDocument replaceExample(Bucket bucket, String id) {
JsonDocument document = bucket.get(id);
JsonObject content = document.content();
content.put("homeTown", "Milwaukee");
JsonDocument replaced = bucket.replace(document);
return replaced;
}
static JsonDocument removeExample(Bucket bucket, String id) {
JsonDocument removed = bucket.remove(id);
return removed;
}
static JsonDocument getFirstFromReplicaExample(Bucket bucket, String id) {
try{
return bucket.get(id);
}
catch(CouchbaseException e) {
List<JsonDocument> list = bucket.getFromReplica(id, ReplicaMode.FIRST);
if(!list.isEmpty()) {
return list.get(0);
}
}
return null;
}
static JsonDocument getLatestReplicaVersion(Bucket bucket, String id) {
long maxCasValue = -1;
JsonDocument latest = null;
for(JsonDocument replica : bucket.getFromReplica(id, ReplicaMode.ALL)) {
if(replica.cas() > maxCasValue) {
latest = replica;
maxCasValue = replica.cas();
}
}
return latest;
}
}

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distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.3.3/apache-maven-3.3.3-bin.zip

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