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Merge remote-tracking branch 'upstream/master'

This commit is contained in:
oreva 2016-11-11 14:45:16 +02:00
parent 807a4d2db9 ec132346c7
commit 5744df67a0
1786 changed files with 57297 additions and 11341 deletions
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3
.gitmodules vendored Normal file
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@ -0,0 +1,3 @@
[submodule "testgitrepo"]
path = testgitrepo
url = /home/prd/Development/projects/idea/tutorials/spring-boot/src/main/resources/testgitrepo/

50
annotations/annotation-processing/pom.xml Normal file
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@ -0,0 +1,50 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://maven.apache.org/POM/4.0.0"
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>
<parent>
<groupId>com.baeldung</groupId>
<version>1.0.0-SNAPSHOT</version>
<artifactId>annotations</artifactId>
<relativePath>../</relativePath>
</parent>
<artifactId>annotation-processing</artifactId>
<properties>
<auto-service.version>1.0-rc2</auto-service.version>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
</properties>
<dependencies>
<dependency>
<groupId>com.google.auto.service</groupId>
<artifactId>auto-service</artifactId>
<version>${auto-service.version}</version>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>

132
annotations/annotation-processing/src/main/java/com/baeldung/annotation/processor/BuilderProcessor.java Normal file
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@ -0,0 +1,132 @@
package com.baeldung.annotation.processor;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
import javax.annotation.processing.*;
import javax.lang.model.SourceVersion;
import javax.lang.model.element.Element;
import javax.lang.model.element.TypeElement;
import javax.lang.model.type.ExecutableType;
import javax.tools.Diagnostic;
import javax.tools.JavaFileObject;
import com.google.auto.service.AutoService;
@SupportedAnnotationTypes("com.baeldung.annotation.processor.BuilderProperty")
@SupportedSourceVersion(SourceVersion.RELEASE_8)
@AutoService(Processor.class)
public class BuilderProcessor extends AbstractProcessor {
@Override
public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
for (TypeElement annotation : annotations) {
Set<? extends Element> annotatedElements = roundEnv.getElementsAnnotatedWith(annotation);
Map<Boolean, List<Element>> annotatedMethods = annotatedElements.stream()
.collect(Collectors.partitioningBy(element ->
((ExecutableType) element.asType()).getParameterTypes().size() == 1
&& element.getSimpleName().toString().startsWith("set")));
List<Element> setters = annotatedMethods.get(true);
List<Element> otherMethods = annotatedMethods.get(false);
otherMethods.forEach(element ->
processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR,
"@BuilderProperty must be applied to a setXxx method with a single argument", element));
if (setters.isEmpty()) {
continue;
}
String className = ((TypeElement) setters.get(0).getEnclosingElement()).getQualifiedName().toString();
Map<String, String> setterMap = setters.stream().collect(Collectors.toMap(
setter -> setter.getSimpleName().toString(),
setter -> ((ExecutableType) setter.asType())
.getParameterTypes().get(0).toString()
));
try {
writeBuilderFile(className, setterMap);
} catch (IOException e) {
e.printStackTrace();
}
}
return true;
}
private void writeBuilderFile(String className, Map<String, String> setterMap) throws IOException {
String packageName = null;
int lastDot = className.lastIndexOf('.');
if (lastDot > 0) {
packageName = className.substring(0, lastDot);
}
String simpleClassName = className.substring(lastDot + 1);
String builderClassName = className + "Builder";
String builderSimpleClassName = builderClassName.substring(lastDot + 1);
JavaFileObject builderFile = processingEnv.getFiler().createSourceFile(builderClassName);
try (PrintWriter out = new PrintWriter(builderFile.openWriter())) {
if (packageName != null) {
out.print("package ");
out.print(packageName);
out.println(";");
out.println();
}
out.print("public class ");
out.print(builderSimpleClassName);
out.println(" {");
out.println();
out.print(" private ");
out.print(simpleClassName);
out.print(" object = new ");
out.print(simpleClassName);
out.println("();");
out.println();
out.print(" public ");
out.print(simpleClassName);
out.println(" build() {");
out.println(" return object;");
out.println(" }");
out.println();
setterMap.entrySet().forEach(setter -> {
String methodName = setter.getKey();
String argumentType = setter.getValue();
out.print(" public ");
out.print(builderSimpleClassName);
out.print(" ");
out.print(methodName);
out.print("(");
out.print(argumentType);
out.println(" value) {");
out.print(" object.");
out.print(methodName);
out.println("(value);");
out.println(" return this;");
out.println(" }");
out.println();
});
out.println("}");
}
}
}

8
annotations/annotation-processing/src/main/java/com/baeldung/annotation/processor/BuilderProperty.java Normal file
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@ -0,0 +1,8 @@
package com.baeldung.annotation.processor;
import java.lang.annotation.*;
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.SOURCE)
public @interface BuilderProperty {
}

51
annotations/annotation-user/pom.xml Normal file
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@ -0,0 +1,51 @@
<?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>
<parent>
<artifactId>annotations</artifactId>
<groupId>com.baeldung</groupId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../</relativePath>
</parent>
<artifactId>annotation-user</artifactId>
<dependencies>
<dependency>
<groupId>com.baeldung</groupId>
<artifactId>annotation-processing</artifactId>
<version>${project.parent.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<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>
</plugins>
</build>
</project>

29
annotations/annotation-user/src/main/java/com/baeldung/annotation/Person.java Normal file
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@ -0,0 +1,29 @@
package com.baeldung.annotation;
import com.baeldung.annotation.processor.BuilderProperty;
public class Person {
private int age;
private String name;
public int getAge() {
return age;
}
@BuilderProperty
public void setAge(int age) {
this.age = age;
}
public String getName() {
return name;
}
@BuilderProperty
public void setName(String name) {
this.name = name;
}
}

22
annotations/annotation-user/src/test/java/com/baeldung/annotation/PersonBuilderTest.java Normal file
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@ -0,0 +1,22 @@
package com.baeldung.annotation;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class PersonBuilderTest {
@Test
public void whenBuildPersonWithBuilder_thenObjectHasPropertyValues() {
Person person = new PersonBuilder()
.setAge(25)
.setName("John")
.build();
assertEquals(25, person.getAge());
assertEquals("John", person.getName());
}
}

20
annotations/pom.xml Normal file
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@ -0,0 +1,20 @@
<?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">
<parent>
<artifactId>parent-modules</artifactId>
<groupId>com.baeldung</groupId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>annotations</artifactId>
<packaging>pom</packaging>
<modules>
<module>annotation-processing</module>
<module>annotation-user</module>
</modules>
</project>

2
annotations/readme.md Normal file
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@ -0,0 +1,2 @@
### Relevant Articles:
- [Java Annotation Processing and Creating a Builder](http://www.baeldung.com/java-annotation-processing-builder)

2
apache-cxf/cxf-introduction/README.md Normal file
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@ -0,0 +1,2 @@
### Relevant Articles:
- [Introduction to Apache CXF](http://www.baeldung.com/introduction-to-apache-cxf)

4
apache-cxf/cxf-introduction/pom.xml
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@ -11,6 +11,7 @@
</parent>
<properties>
<cxf.version>3.1.6</cxf.version>
<surefire.version>2.19.1</surefire.version>
</properties>
<build>
<plugins>
@ -26,7 +27,7 @@
<version>2.19.1</version>
<configuration>
<excludes>
<exclude>**/StudentTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
@ -44,4 +45,5 @@
<version>${cxf.version}</version>
</dependency>
</dependencies>
</project>

28
apache-cxf/cxf-introduction/src/test/java/com/baeldung/cxf/introduction/StudentTest.java → apache-cxf/cxf-introduction/src/test/java/com/baeldung/cxf/introduction/StudentLiveTest.java
View File

@ -2,20 +2,16 @@ 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;
import org.junit.Before;
import org.junit.Test;
public class StudentTest {
public class StudentLiveTest {
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");
@ -25,7 +21,7 @@ public class StudentTest {
{
service = Service.create(SERVICE_NAME);
String endpointAddress = "http://localhost:8080/baeldung";
final String endpointAddress = "http://localhost:8080/baeldung";
service.addPort(PORT_NAME, SOAPBinding.SOAP11HTTP_BINDING, endpointAddress);
}
@ -37,28 +33,28 @@ public class StudentTest {
@Test
public void whenUsingHelloMethod_thenCorrect() {
String endpointResponse = baeldungProxy.hello("Baeldung");
String localResponse = baeldungImpl.hello("Baeldung");
final String endpointResponse = baeldungProxy.hello("Baeldung");
final 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);
final Student student = new StudentImpl("John Doe");
final String endpointResponse = baeldungProxy.helloStudent(student);
final String localResponse = baeldungImpl.helloStudent(student);
assertEquals(localResponse, endpointResponse);
}
@Test
public void usingGetStudentsMethod_thenCorrect() {
Student student1 = new StudentImpl("Adam");
final Student student1 = new StudentImpl("Adam");
baeldungProxy.helloStudent(student1);
Student student2 = new StudentImpl("Eve");
final Student student2 = new StudentImpl("Eve");
baeldungProxy.helloStudent(student2);
Map<Integer, Student> students = baeldungProxy.getStudents();
final Map<Integer, Student> students = baeldungProxy.getStudents();
assertEquals("Adam", students.get(1).getName());
assertEquals("Eve", students.get(2).getName());
}

55
apache-cxf/cxf-jaxrs-implementation/pom.xml Normal file
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@ -0,0 +1,55 @@
<?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-jaxrs-implementation</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<cxf.version>3.1.7</cxf.version>
<httpclient.version>4.5.2</httpclient.version>
<surefire.version>2.19.1</surefire.version>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<configuration>
<mainClass>com.baeldung.cxf.jaxrs.implementation.RestfulServer</mainClass>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.19.1</version>
<configuration>
<excludes>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.apache.cxf</groupId>
<artifactId>cxf-rt-frontend-jaxrs</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.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>${httpclient.version}</version>
</dependency>
</dependencies>
</project>

86
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/Course.java Normal file
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@ -0,0 +1,86 @@
package com.baeldung.cxf.jaxrs.implementation;
import javax.ws.rs.*;
import javax.ws.rs.core.Response;
import javax.xml.bind.annotation.XmlRootElement;
import java.util.ArrayList;
import java.util.List;
@XmlRootElement(name = "Course")
public class Course {
private int id;
private String name;
private List<Student> students = new ArrayList<>();
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public List<Student> getStudents() {
return students;
}
public void setStudents(List<Student> students) {
this.students = students;
}
@GET
@Path("{studentId}")
public Student getStudent(@PathParam("studentId") int studentId) {
return findById(studentId);
}
@POST
public Response createStudent(Student student) {
for (Student element : students) {
if (element.getId() == student.getId()) {
return Response.status(Response.Status.CONFLICT).build();
}
}
students.add(student);
return Response.ok(student).build();
}
@DELETE
@Path("{studentId}")
public Response deleteStudent(@PathParam("studentId") int studentId) {
Student student = findById(studentId);
if (student == null) {
return Response.status(Response.Status.NOT_FOUND).build();
}
students.remove(student);
return Response.ok().build();
}
private Student findById(int id) {
for (Student student : students) {
if (student.getId() == id) {
return student;
}
}
return null;
}
@Override
public int hashCode() {
return id + name.hashCode();
}
@Override
public boolean equals(Object obj) {
return (obj instanceof Course) && (id == ((Course) obj).getId()) && (name.equals(((Course) obj).getName()));
}
}

72
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/CourseRepository.java Normal file
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@ -0,0 +1,72 @@
package com.baeldung.cxf.jaxrs.implementation;
import javax.ws.rs.*;
import javax.ws.rs.core.Response;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@Path("baeldung")
@Produces("text/xml")
public class CourseRepository {
private Map<Integer, Course> courses = new HashMap<>();
{
Student student1 = new Student();
Student student2 = new Student();
student1.setId(1);
student1.setName("Student A");
student2.setId(2);
student2.setName("Student B");
List<Student> course1Students = new ArrayList<>();
course1Students.add(student1);
course1Students.add(student2);
Course course1 = new Course();
Course course2 = new Course();
course1.setId(1);
course1.setName("REST with Spring");
course1.setStudents(course1Students);
course2.setId(2);
course2.setName("Learn Spring Security");
courses.put(1, course1);
courses.put(2, course2);
}
@GET
@Path("courses/{courseId}")
public Course getCourse(@PathParam("courseId") int courseId) {
return findById(courseId);
}
@PUT
@Path("courses/{courseId}")
public Response updateCourse(@PathParam("courseId") int courseId, Course course) {
Course existingCourse = findById(courseId);
if (existingCourse == null) {
return Response.status(Response.Status.NOT_FOUND).build();
}
if (existingCourse.equals(course)) {
return Response.notModified().build();
}
courses.put(courseId, course);
return Response.ok().build();
}
@Path("courses/{courseId}/students")
public Course pathToStudent(@PathParam("courseId") int courseId) {
return findById(courseId);
}
private Course findById(int id) {
for (Map.Entry<Integer, Course> course : courses.entrySet()) {
if (course.getKey() == id) {
return course.getValue();
}
}
return null;
}
}

21
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/RestfulServer.java Normal file
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@ -0,0 +1,21 @@
package com.baeldung.cxf.jaxrs.implementation;
import org.apache.cxf.endpoint.Server;
import org.apache.cxf.jaxrs.JAXRSServerFactoryBean;
import org.apache.cxf.jaxrs.lifecycle.SingletonResourceProvider;
public class RestfulServer {
public static void main(String args[]) throws Exception {
JAXRSServerFactoryBean factoryBean = new JAXRSServerFactoryBean();
factoryBean.setResourceClasses(CourseRepository.class);
factoryBean.setResourceProvider(new SingletonResourceProvider(new CourseRepository()));
factoryBean.setAddress("http://localhost:8080/");
Server server = factoryBean.create();
System.out.println("Server ready...");
Thread.sleep(60 * 1000);
System.out.println("Server exiting");
server.destroy();
System.exit(0);
}
}

35
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/Student.java Normal file
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@ -0,0 +1,35 @@
package com.baeldung.cxf.jaxrs.implementation;
import javax.xml.bind.annotation.XmlRootElement;
@XmlRootElement(name = "Student")
public class Student {
private int id;
private String name;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@Override
public int hashCode() {
return id + name.hashCode();
}
@Override
public boolean equals(Object obj) {
return (obj instanceof Student) && (id == ((Student) obj).getId()) && (name.equals(((Student) obj).getName()));
}
}

4
apache-cxf/cxf-jaxrs-implementation/src/main/resources/changed_course.xml Normal file
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@ -0,0 +1,4 @@
<Course>
<id>2</id>
<name>Apache CXF Support for RESTful</name>
</Course>

4
apache-cxf/cxf-jaxrs-implementation/src/main/resources/conflict_student.xml Normal file
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@ -0,0 +1,4 @@
<Student>
<id>2</id>
<name>Student B</name>
</Student>

4
apache-cxf/cxf-jaxrs-implementation/src/main/resources/created_student.xml Normal file
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@ -0,0 +1,4 @@
<Student>
<id>3</id>
<name>Student C</name>
</Student>

4
apache-cxf/cxf-jaxrs-implementation/src/main/resources/non_existent_course.xml Normal file
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@ -0,0 +1,4 @@
<Course>
<id>3</id>
<name>Apache CXF Support for RESTful</name>
</Course>

4
apache-cxf/cxf-jaxrs-implementation/src/main/resources/unchanged_course.xml Normal file
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@ -0,0 +1,4 @@
<Course>
<id>1</id>
<name>REST with Spring</name>
</Course>

130
apache-cxf/cxf-jaxrs-implementation/src/test/java/com/baeldung/cxf/jaxrs/implementation/ServiceLiveTest.java Normal file
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@ -0,0 +1,130 @@
package com.baeldung.cxf.jaxrs.implementation;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import javax.xml.bind.JAXB;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.entity.InputStreamEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
public class ServiceLiveTest {
private static final String BASE_URL = "http://localhost:8080/baeldung/courses/";
private static CloseableHttpClient client;
@BeforeClass
public static void createClient() {
client = HttpClients.createDefault();
}
@AfterClass
public static void closeClient() throws IOException {
client.close();
}
@Test
public void whenUpdateNonExistentCourse_thenReceiveNotFoundResponse() throws IOException {
final HttpPut httpPut = new HttpPut(BASE_URL + "3");
final InputStream resourceStream = this.getClass().getClassLoader().getResourceAsStream("non_existent_course.xml");
httpPut.setEntity(new InputStreamEntity(resourceStream));
httpPut.setHeader("Content-Type", "text/xml");
final HttpResponse response = client.execute(httpPut);
assertEquals(404, response.getStatusLine().getStatusCode());
}
@Test
public void whenUpdateUnchangedCourse_thenReceiveNotModifiedResponse() throws IOException {
final HttpPut httpPut = new HttpPut(BASE_URL + "1");
final InputStream resourceStream = this.getClass().getClassLoader().getResourceAsStream("unchanged_course.xml");
httpPut.setEntity(new InputStreamEntity(resourceStream));
httpPut.setHeader("Content-Type", "text/xml");
final HttpResponse response = client.execute(httpPut);
assertEquals(304, response.getStatusLine().getStatusCode());
}
@Test
public void whenUpdateValidCourse_thenReceiveOKResponse() throws IOException {
final HttpPut httpPut = new HttpPut(BASE_URL + "2");
final InputStream resourceStream = this.getClass().getClassLoader().getResourceAsStream("changed_course.xml");
httpPut.setEntity(new InputStreamEntity(resourceStream));
httpPut.setHeader("Content-Type", "text/xml");
final HttpResponse response = client.execute(httpPut);
assertEquals(200, response.getStatusLine().getStatusCode());
final Course course = getCourse(2);
assertEquals(2, course.getId());
assertEquals("Apache CXF Support for RESTful", course.getName());
}
@Test
public void whenCreateConflictStudent_thenReceiveConflictResponse() throws IOException {
final HttpPost httpPost = new HttpPost(BASE_URL + "1/students");
final InputStream resourceStream = this.getClass().getClassLoader().getResourceAsStream("conflict_student.xml");
httpPost.setEntity(new InputStreamEntity(resourceStream));
httpPost.setHeader("Content-Type", "text/xml");
final HttpResponse response = client.execute(httpPost);
assertEquals(409, response.getStatusLine().getStatusCode());
}
@Test
public void whenCreateValidStudent_thenReceiveOKResponse() throws IOException {
final HttpPost httpPost = new HttpPost(BASE_URL + "2/students");
final InputStream resourceStream = this.getClass().getClassLoader().getResourceAsStream("created_student.xml");
httpPost.setEntity(new InputStreamEntity(resourceStream));
httpPost.setHeader("Content-Type", "text/xml");
final HttpResponse response = client.execute(httpPost);
assertEquals(200, response.getStatusLine().getStatusCode());
final Student student = getStudent(2, 3);
assertEquals(3, student.getId());
assertEquals("Student C", student.getName());
}
@Test
public void whenDeleteInvalidStudent_thenReceiveNotFoundResponse() throws IOException {
final HttpDelete httpDelete = new HttpDelete(BASE_URL + "1/students/3");
final HttpResponse response = client.execute(httpDelete);
assertEquals(404, response.getStatusLine().getStatusCode());
}
@Test
public void whenDeleteValidStudent_thenReceiveOKResponse() throws IOException {
final HttpDelete httpDelete = new HttpDelete(BASE_URL + "1/students/1");
final HttpResponse response = client.execute(httpDelete);
assertEquals(200, response.getStatusLine().getStatusCode());
final Course course = getCourse(1);
assertEquals(1, course.getStudents().size());
assertEquals(2, course.getStudents().get(0).getId());
assertEquals("Student B", course.getStudents().get(0).getName());
}
private Course getCourse(int courseOrder) throws IOException {
final URL url = new URL(BASE_URL + courseOrder);
final InputStream input = url.openStream();
return JAXB.unmarshal(new InputStreamReader(input), Course.class);
}
private Student getStudent(int courseOrder, int studentOrder) throws IOException {
final URL url = new URL(BASE_URL + courseOrder + "/students/" + studentOrder);
final InputStream input = url.openStream();
return JAXB.unmarshal(new InputStreamReader(input), Student.class);
}
}

4
apache-cxf/cxf-spring/pom.xml
View File

@ -51,7 +51,7 @@
<version>${surefire.version}</version>
<configuration>
<excludes>
<exclude>StudentTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
@ -60,7 +60,7 @@
<profiles>
<profile>
<id>integration</id>
<id>live</id>
<build>
<plugins>
<plugin>

2
apache-cxf/cxf-spring/src/test/java/com/baeldung/cxf/spring/StudentTest.java → apache-cxf/cxf-spring/src/test/java/com/baeldung/cxf/spring/StudentLiveTest.java
View File

@ -6,7 +6,7 @@ import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
public class StudentTest {
public class StudentLiveTest {
private ApplicationContext context = new AnnotationConfigApplicationContext(ClientConfiguration.class);
private Baeldung baeldungProxy = (Baeldung) context.getBean("client");

1
apache-cxf/pom.xml
View File

@ -8,6 +8,7 @@
<modules>
<module>cxf-introduction</module>
<module>cxf-spring</module>
<module>cxf-jaxrs-implementation</module>
</modules>
<dependencies>
<dependency>

7
apache-fop/.externalToolBuilders/org.eclipse.wst.jsdt.core.javascriptValidator.launch
View File

@ -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>

45
apache-fop/pom.xml
View File

@ -97,6 +97,14 @@
<version>8.0.2</version>
</dependency>
<dependency>
<groupId>org.dbdoclet</groupId>
<artifactId>herold</artifactId>
<version>6.1.0</version>
<scope>system</scope>
<systemPath>${basedir}/src/test/resources/jars/herold.jar</systemPath>
</dependency>
<dependency>
<groupId>net.sf.jtidy</groupId>
<artifactId>jtidy</artifactId>
@ -133,6 +141,7 @@
<configuration>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
@ -141,6 +150,42 @@
</build>
<profiles>
<profile>
<id>integration</id>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<executions>
<execution>
<phase>integration-test</phase>
<goals>
<goal>test</goal>
</goals>
<configuration>
<excludes>
<exclude>**/*ManualTest.java</exclude>
</excludes>
<includes>
<include>**/*IntegrationTest.java</include>
<exclude>**/*LiveTest.java</exclude>
</includes>
</configuration>
</execution>
</executions>
<configuration>
<systemPropertyVariables>
<test.mime>json</test.mime>
</systemPropertyVariables>
</configuration>
</plugin>
</plugins>
</build>
</profile>
</profiles>
<properties>
<!-- persistence -->
<hibernate.version>4.3.11.Final</hibernate.version>

2
apache-fop/src/test/java/org/baeldung/java/ApacheFOPConvertHTMLTest.java → apache-fop/src/test/java/org/baeldung/java/ApacheFOPConvertHTMLIntegrationTest.java
View File

@ -25,7 +25,7 @@ import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.tidy.Tidy;
public class ApacheFOPConvertHTMLTest {
public class ApacheFOPConvertHTMLIntegrationTest {
private String inputFile = "src/test/resources/input.html";
private String style = "src/test/resources/xhtml2fo.xsl";
private String style1 = "src/test/resources/docbook-xsl/fo/docbook.xsl";

2
apache-fop/src/test/java/org/baeldung/java/ApacheFOPHeroldTest.java → apache-fop/src/test/java/org/baeldung/java/ApacheFOPHeroldLiveTest.java
View File

@ -30,7 +30,7 @@ import org.dbdoclet.trafo.script.Script;
import org.junit.Test;
import org.w3c.dom.Document;
public class ApacheFOPHeroldTest {
public class ApacheFOPHeroldLiveTest {
private String[] inputUrls = {// @formatter:off
"http://www.baeldung.com/2011/10/20/bootstraping-a-web-application-with-spring-3-1-and-java-based-configuration-part-1/",
"http://www.baeldung.com/2011/10/25/building-a-restful-web-service-with-spring-3-1-and-java-based-configuration-part-2/",

3
assertj/README.md Normal file
View File

@ -0,0 +1,3 @@
### Relevant Articles:
- [AssertJ’s Java 8 Features](http://www.baeldung.com/assertJ-java-8-features)
- [AssertJ for Guava](http://www.baeldung.com/assertJ-for-guava)

23
assertj/pom.xml
View File

@ -1,6 +1,5 @@
<?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"
<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>
@ -9,11 +8,18 @@
<version>1.0.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>19.0</version>
<version>${guava.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-guava</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
@ -26,11 +32,7 @@
<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>
@ -46,4 +48,9 @@
</plugin>
</plugins>
</build>
<properties>
<guava.version>19.0</guava.version>
</properties>
</project>

36
autovalue-tutorial/pom.xml
View File

@ -1,36 +0,0 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>autovalue-tutorial</artifactId>
<version>1.0</version>
<name>AutoValue</name>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.3</version>
<configuration>
<source>7</source>
<target>7</target>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>com.google.auto.value</groupId>
<artifactId>auto-value</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.3</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>

2
autovalue/README.md Normal file
View File

@ -0,0 +1,2 @@
### Relevant Articles:
- [Introduction to AutoValue](http://www.baeldung.com/introduction-to-autovalue)

37
autovalue/pom.xml Normal file
View File

@ -0,0 +1,37 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>autovalue-tutorial</artifactId>
<version>1.0</version>
<name>AutoValue</name>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.3</version>
<configuration>
<source>7</source>
<target>7</target>
<useIncrementalCompilation>false</useIncrementalCompilation>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>com.google.auto.value</groupId>
<artifactId>auto-value</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.3</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>

0
autovalue-tutorial/src/main/java/com/baeldung/autovalue/AutoValueMoney.java → autovalue/src/main/java/com/baeldung/autovalue/AutoValueMoney.java
View File

0
autovalue-tutorial/src/main/java/com/baeldung/autovalue/AutoValueMoneyWithBuilder.java → autovalue/src/main/java/com/baeldung/autovalue/AutoValueMoneyWithBuilder.java
View File

0
autovalue-tutorial/src/main/java/com/baeldung/autovalue/Foo.java → autovalue/src/main/java/com/baeldung/autovalue/Foo.java
View File

0
autovalue-tutorial/src/main/java/com/baeldung/autovalue/ImmutableMoney.java → autovalue/src/main/java/com/baeldung/autovalue/ImmutableMoney.java
View File

0
autovalue-tutorial/src/main/java/com/baeldung/autovalue/MutableMoney.java → autovalue/src/main/java/com/baeldung/autovalue/MutableMoney.java
View File

0
autovalue-tutorial/src/test/java/com/baeldung/autovalue/MoneyTest.java → autovalue/src/test/java/com/baeldung/autovalue/MoneyTest.java
View File

2
cdi/README.md Normal file
View File

@ -0,0 +1,2 @@
### Relevant Articles:
- [CDI Interceptor vs Spring AspectJ](http://www.baeldung.com/cdi-interceptor-vs-spring-aspectj)

104
cdi/pom.xml Normal file
View File

@ -0,0 +1,104 @@
<?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>cdi</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.8.9</version>
</dependency>
<dependency>
<groupId>org.jboss.weld.se</groupId>
<artifactId>weld-se-core</artifactId>
<version>2.3.5.Final</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>integration</id>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<executions>
<execution>
<phase>integration-test</phase>
<goals>
<goal>test</goal>
</goals>
<configuration>
<excludes>
<exclude>**/*LiveTest.java</exclude>
</excludes>
<includes>
<include>**/*IntegrationTest.java</include>
</includes>
</configuration>
</execution>
</executions>
<configuration>
<systemPropertyVariables>
<test.mime>json</test.mime>
</systemPropertyVariables>
</configuration>
</plugin>
</plugins>
</build>
</profile>
</profiles>
<properties>
<spring.version>4.3.1.RELEASE</spring.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
</properties>
</project>

14
cdi/src/main/java/com/baeldung/interceptor/Audited.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.interceptor;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import javax.interceptor.InterceptorBinding;
@InterceptorBinding
@Target({ ElementType.METHOD, ElementType.TYPE })
@Retention(RetentionPolicy.RUNTIME)
public @interface Audited {
}

20
cdi/src/main/java/com/baeldung/interceptor/AuditedInterceptor.java Normal file
View File

@ -0,0 +1,20 @@
package com.baeldung.interceptor;
import javax.interceptor.AroundInvoke;
import javax.interceptor.Interceptor;
import javax.interceptor.InvocationContext;
@Audited
@Interceptor
public class AuditedInterceptor {
public static boolean calledBefore = false;
public static boolean calledAfter = false;
@AroundInvoke
public Object auditMethod(InvocationContext ctx) throws Exception {
calledBefore = true;
Object result = ctx.proceed();
calledAfter = true;
return result;
}
}

10
cdi/src/main/java/com/baeldung/service/SuperService.java Normal file
View File

@ -0,0 +1,10 @@
package com.baeldung.service;
import com.baeldung.interceptor.Audited;
public class SuperService {
@Audited
public String deliverService(String uid) {
return uid;
}
}

23
cdi/src/main/java/com/baeldung/spring/aspect/SpringTestAspect.java Normal file
View File

@ -0,0 +1,23 @@
package com.baeldung.spring.aspect;
import java.util.List;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.springframework.beans.factory.annotation.Autowired;
@Aspect
public class SpringTestAspect {
@Autowired
private List<String> accumulator;
@Around("execution(* com.baeldung.spring.service.SpringSuperService.*(..))")
public Object auditMethod(ProceedingJoinPoint jp) throws Throwable {
String methodName = jp.getSignature().getName();
accumulator.add("Call to " + methodName);
Object obj = jp.proceed();
accumulator.add("Method called successfully: " + methodName);
return obj;
}
}

30
cdi/src/main/java/com/baeldung/spring/configuration/AppConfig.java Normal file
View File

@ -0,0 +1,30 @@
package com.baeldung.spring.configuration;
import java.util.ArrayList;
import java.util.List;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.EnableAspectJAutoProxy;
import com.baeldung.spring.aspect.SpringTestAspect;
import com.baeldung.spring.service.SpringSuperService;
@Configuration
@EnableAspectJAutoProxy
public class AppConfig {
@Bean
public SpringSuperService springSuperService() {
return new SpringSuperService();
}
@Bean
public SpringTestAspect springTestAspect() {
return new SpringTestAspect();
}
@Bean
public List<String> getAccumulator() {
return new ArrayList<String>();
}
}

7
cdi/src/main/java/com/baeldung/spring/service/SpringSuperService.java Normal file
View File

@ -0,0 +1,7 @@
package com.baeldung.spring.service;
public class SpringSuperService {
public String getInfoFromService(String code) {
return code;
}
}

8
cdi/src/main/resources/META-INF/beans.xml Normal file
View File

@ -0,0 +1,8 @@
<beans xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/beans_1_2.xsd">
<interceptors>
<class>com.baeldung.interceptor.AuditedInterceptor</class>
</interceptors>
</beans>

38
cdi/src/test/java/com/baeldung/test/InterceptorIntegrationTest.java Normal file
View File

@ -0,0 +1,38 @@
package com.baeldung.test;
import org.jboss.weld.environment.se.Weld;
import org.jboss.weld.environment.se.WeldContainer;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import com.baeldung.interceptor.AuditedInterceptor;
import com.baeldung.service.SuperService;
public class InterceptorIntegrationTest {
Weld weld;
WeldContainer container;
@Before
public void init() {
weld = new Weld();
container = weld.initialize();
}
@After
public void shutdown() {
weld.shutdown();
}
@Test
public void givenTheService_whenMethodAndInterceptorExecuted_thenOK() {
SuperService superService = container.select(SuperService.class).get();
String code = "123456";
superService.deliverService(code);
Assert.assertTrue(AuditedInterceptor.calledBefore);
Assert.assertTrue(AuditedInterceptor.calledAfter);
}
}

38
cdi/src/test/java/com/baeldung/test/SpringInterceptorIntegrationTest.java Normal file
View File

@ -0,0 +1,38 @@
package com.baeldung.test;
import static org.hamcrest.CoreMatchers.is;
import java.util.List;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringRunner;
import com.baeldung.spring.configuration.AppConfig;
import com.baeldung.spring.service.SpringSuperService;
@RunWith(SpringRunner.class)
@ContextConfiguration(classes = { AppConfig.class })
public class SpringInterceptorIntegrationTest {
@Autowired
SpringSuperService springSuperService;
@Autowired
private List<String> accumulator;
//
@Test
public void givenService_whenServiceAndAspectExecuted_thenOk() {
String code = "123456";
String result = springSuperService.getInfoFromService(code);
Assert.assertThat(accumulator.size(), is(2));
Assert.assertThat(accumulator.get(0), is("Call to getInfoFromService"));
Assert.assertThat(accumulator.get(1), is("Method called successfully: getInfoFromService"));
}
}

14
core-java-8/README.md
View File

@ -1,14 +0,0 @@
=========
## Core Java 8 Cookbooks and Examples
### Relevant Articles:
- [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)
- [Java 8 Streams Advanced](http://www.baeldung.com/java-8-streams)
- [Java 8 Collectors](http://www.baeldung.com/java-8-collectors)

138
core-java-8/pom.xml
View File

@ -1,138 +0,0 @@
<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>core-java8</artifactId>
<version>0.1-SNAPSHOT</version>
<name>core-java8</name>
<dependencies>
<!-- utils -->
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.4</version>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>${guava.version}</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-collections4</artifactId>
<version>4.0</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>1.10</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.3.2</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<!-- test scoped -->
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-library</artifactId>
<version>${org.hamcrest.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</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.mockito</groupId>
<artifactId>mockito-core</artifactId>
<version>${mockito.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<finalName>core-java-8</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
</plugin>
</plugins>
</build>
<properties>
<!-- logging -->
<org.slf4j.version>1.7.13</org.slf4j.version>
<logback.version>1.0.13</logback.version>
<!-- various -->
<hibernate-validator.version>5.1.3.Final</hibernate-validator.version>
<!-- util -->
<guava.version>19.0</guava.version>
<commons-lang3.version>3.4</commons-lang3.version>
<!-- testing -->
<org.hamcrest.version>1.3</org.hamcrest.version>
<junit.version>4.12</junit.version>
<mockito.version>1.10.19</mockito.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<maven-resources-plugin.version>2.7</maven-resources-plugin.version>
</properties>
</project>

91
core-java-8/src/main/java/com/baeldung/enums/Pizza.java
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@ -1,91 +0,0 @@
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);
}
}
}

18
core-java-8/src/main/java/com/baeldung/enums/PizzaDeliveryStrategy.java
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@ -1,18 +0,0 @@
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);
}

22
core-java-8/src/main/java/com/baeldung/enums/PizzaDeliverySystemConfiguration.java
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@ -1,22 +0,0 @@
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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core-java-8/src/main/resources/compressed.zip
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1
core-java-8/src/main/resources/unzipTest/test1.txt
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@ -1 +0,0 @@
Hello World!

1
core-java-8/src/main/resources/zipTest/test1.txt
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@ -1 +0,0 @@
Hello World!

1
core-java-8/src/main/resources/zipTest/test2.txt
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@ -1 +0,0 @@
My Name is John

1
core-java-8/src/main/resources/zipTest/testFolder/test3.txt
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@ -1 +0,0 @@
My Name is Tom

1
core-java-8/src/main/resources/zipTest/testFolder/test4.txt
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@ -1 +0,0 @@
My Name is Jane

55
core-java-8/src/test/java/com/baeldung/datetime/UseLocalDateTest.java
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@ -1,55 +0,0 @@
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")));
}
}

19
core-java-8/src/test/java/com/baeldung/datetime/UseLocalDateTimeTest.java
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@ -1,19 +0,0 @@
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());
}
}

36
core-java-8/src/test/java/com/baeldung/datetime/UseLocalTimeTest.java
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@ -1,36 +0,0 @@
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));
}
}

20
core-java-8/src/test/java/com/baeldung/datetime/UseZonedDateTimeTest.java
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@ -1,20 +0,0 @@
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));
}
}

0
core-java-8/.gitignore → core-java-9/.gitignore vendored
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5
core-java-9/README.md Normal file
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@ -0,0 +1,5 @@
=========
## Core Java 9 Examples
[Java 9 New Features](http://www.baeldung.com/new-java-9)

93
core-java-9/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>core-java9</artifactId>
<version>0.2-SNAPSHOT</version>
<name>core-java9</name>
<pluginRepositories>
<pluginRepository>
<id>apache.snapshots</id>
<url>http://repository.apache.org/snapshots/</url>
</pluginRepository>
</pluginRepositories>
<dependencies>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-library</artifactId>
<version>${org.hamcrest.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-core</artifactId>
<version>${mockito.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<finalName>core-java-9</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.9</source>
<target>1.9</target>
<verbose>true</verbose>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
</plugin>
</plugins>
</build>
<properties>
<!-- logging -->
<org.slf4j.version>1.7.13</org.slf4j.version>
<logback.version>1.0.13</logback.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.6-jigsaw-SNAPSHOT</maven-compiler-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<!-- testing -->
<org.hamcrest.version>1.3</org.hamcrest.version>
<junit.version>4.12</junit.version>
<mockito.version>1.10.19</mockito.version>
</properties>
</project>

0
core-java-8/src/main/java/.gitignore → core-java-9/src/main/java/.gitignore vendored
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23
core-java-9/src/main/java/com/baeldung/java9/language/PrivateInterface.java Normal file
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package com.baeldung.java9.language;
public interface PrivateInterface {
private static String staticPrivate() {
return "static private";
}
private String instancePrivate() {
return "instance private";
}
public default void check(){
String result = staticPrivate();
if (!result.equals("static private"))
throw new AssertionError("Incorrect result for static private interface method");
PrivateInterface pvt = new PrivateInterface() {
};
result = pvt.instancePrivate();
if (!result.equals("instance private"))
throw new AssertionError("Incorrect result for instance private interface method");
}
}

44
core-java-9/src/main/java/com/baeldung/java9/process/ProcessUtils.java Normal file
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package com.baeldung.java9.process;
import java.io.File;
import java.io.IOException;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.time.Duration;
import java.time.Instant;
import java.util.stream.Stream;
public class ProcessUtils {
public static String getClassPath(){
String cp = System.getProperty("java.class.path");
System.out.println("ClassPath is "+cp);
return cp;
}
public static File getJavaCmd() throws IOException{
String javaHome = System.getProperty("java.home");
File javaCmd;
if(System.getProperty("os.name").startsWith("Win")){
javaCmd = new File(javaHome, "bin/java.exe");
}else{
javaCmd = new File(javaHome, "bin/java");
}
if(javaCmd.canExecute()){
return javaCmd;
}else{
throw new UnsupportedOperationException(javaCmd.getCanonicalPath() + " is not executable");
}
}
public static String getMainClass(){
return System.getProperty("sun.java.command");
}
public static String getSystemProperties(){
StringBuilder sb = new StringBuilder();
System.getProperties().forEach((s1, s2) -> sb.append(s1 +" - "+ s2) );
return sb.toString();
}
}

22
core-java-9/src/main/java/com/baeldung/java9/process/ServiceMain.java Normal file
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package com.baeldung.java9.process;
import java.util.Optional;
public class ServiceMain {
public static void main(String[] args) throws InterruptedException {
ProcessHandle thisProcess = ProcessHandle.current();
long pid = thisProcess.getPid();
Optional<String[]> opArgs = Optional.ofNullable(args);
String procName = opArgs.map(str -> str.length > 0 ? str[0] : null).orElse(System.getProperty("sun.java.command"));
for (int i = 0; i < 10000; i++) {
System.out.println("Process " + procName + " with ID " + pid + " is running!");
Thread.sleep(10000);
}
}
}

0
core-java-8/src/main/resources/logback.xml → core-java-9/src/main/resources/logback.xml
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71
core-java-9/src/test/java/com/baeldung/java9/Java9OptionalsStreamTest.java Normal file
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package com.baeldung.java8;
import static org.junit.Assert.assertEquals;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.junit.Before;
import org.junit.Test;
public class Java9OptionalsStreamTest {
private static List<Optional<String>> listOfOptionals = Arrays.asList(Optional.empty(), Optional.of("foo"), Optional.empty(), Optional.of("bar"));
@Test
public void filterOutPresentOptionalsWithFilter() {
assertEquals(4, listOfOptionals.size());
List<String> filteredList = listOfOptionals.stream()
.filter(Optional::isPresent)
.map(Optional::get)
.collect(Collectors.toList());
assertEquals(2, filteredList.size());
assertEquals("foo", filteredList.get(0));
assertEquals("bar", filteredList.get(1));
}
@Test
public void filterOutPresentOptionalsWithFlatMap() {
assertEquals(4, listOfOptionals.size());
List<String> filteredList = listOfOptionals.stream()
.flatMap(o -> o.isPresent() ? Stream.of(o.get()) : Stream.empty())
.collect(Collectors.toList());
assertEquals(2, filteredList.size());
assertEquals("foo", filteredList.get(0));
assertEquals("bar", filteredList.get(1));
}
@Test
public void filterOutPresentOptionalsWithFlatMap2() {
assertEquals(4, listOfOptionals.size());
List<String> filteredList = listOfOptionals.stream()
.flatMap(o -> o.map(Stream::of).orElseGet(Stream::empty))
.collect(Collectors.toList());
assertEquals(2, filteredList.size());
assertEquals("foo", filteredList.get(0));
assertEquals("bar", filteredList.get(1));
}
@Test
public void filterOutPresentOptionalsWithJava9() {
assertEquals(4, listOfOptionals.size());
List<String> filteredList = listOfOptionals.stream()
.flatMap(Optional::stream)
.collect(Collectors.toList());
assertEquals(2, filteredList.size());
assertEquals("foo", filteredList.get(0));
assertEquals("bar", filteredList.get(1));
}
}

47
core-java-9/src/test/java/com/baeldung/java9/MultiResultionImageTest.java Normal file
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@ -0,0 +1,47 @@
package com.baeldung.java9;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;
import java.awt.Image;
import java.awt.image.BaseMultiResolutionImage;
import java.awt.image.BufferedImage;
import java.awt.image.MultiResolutionImage;
import java.util.List;
import org.junit.Test;
public class MultiResultionImageTest {
@Test
public void baseMultiResImageTest() {
int baseIndex = 1;
int length = 4;
BufferedImage[] resolutionVariants = new BufferedImage[length];
for (int i = 0; i < length; i++) {
resolutionVariants[i] = createImage(i);
}
MultiResolutionImage bmrImage = new BaseMultiResolutionImage(baseIndex, resolutionVariants);
List<Image> rvImageList = bmrImage.getResolutionVariants();
assertEquals("MultiResoltion Image shoudl contain the same number of resolution variants!", rvImageList.size(), length);
for (int i = 0; i < length; i++) {
int imageSize = getSize(i);
Image testRVImage = bmrImage.getResolutionVariant(imageSize, imageSize);
assertSame("Images should be the same", testRVImage, resolutionVariants[i]);
}
}
private static int getSize(int i) {
return 8 * (i + 1);
}
private static BufferedImage createImage(int i) {
return new BufferedImage(getSize(i), getSize(i),
BufferedImage.TYPE_INT_RGB);
}
}

21
core-java-9/src/test/java/com/baeldung/java9/OptionalToStreamTest.java Normal file
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@ -0,0 +1,21 @@
package com.baeldung.java9;
import java.util.Optional;
import java.util.stream.Stream;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class OptionalToStreamTest {
@Test
public void testOptionalToStream() {
Optional<String> op = Optional.ofNullable("String value");
Stream<String> strOptionalStream = op.stream();
Stream<String> filteredStream = strOptionalStream.filter((str) -> {
return str != null && str.startsWith("String");
});
assertEquals(1, filteredStream.count());
}
}

2
core-java-9/src/test/java/com/baeldung/java9/README.MD Normal file
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@ -0,0 +1,2 @@
### Relevant Artiles:
- [Filtering a Stream of Optionals in Java](http://www.baeldung.com/java-filter-stream-of-optional)

26
core-java-9/src/test/java/com/baeldung/java9/SetExamplesTest.java Normal file
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@ -0,0 +1,26 @@
package com.baeldung.java9;
import java.util.Set;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class SetExamplesTest {
@Test
public void testUnmutableSet() {
Set<String> strKeySet = Set.of("key1", "key2", "key3");
try {
strKeySet.add("newKey");
} catch (UnsupportedOperationException uoe) {
}
assertEquals(strKeySet.size(), 3);
}
@Test
public void testArrayToSet() {
Integer[] intArray = new Integer[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
Set<Integer> intSet = Set.of(intArray);
assertEquals(intSet.size(), intArray.length);
}
}

126
core-java-9/src/test/java/com/baeldung/java9/httpclient/SimpleHttpRequestsTest.java Normal file
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package com.baeldung.java9.httpclient;
import static java.net.HttpURLConnection.HTTP_OK;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.net.CookieManager;
import java.net.CookiePolicy;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.http.HttpClient;
import java.net.http.HttpHeaders;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.security.NoSuchAlgorithmException;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLParameters;
import org.junit.Before;
import org.junit.Test;
public class SimpleHttpRequestsTest {
private URI httpURI;
@Before
public void init() throws URISyntaxException {
httpURI = new URI("http://www.baeldung.com/");
}
@Test
public void quickGet() throws IOException, InterruptedException, URISyntaxException {
HttpRequest request = HttpRequest.create( httpURI ).GET();
HttpResponse response = request.response();
int responseStatusCode = response.statusCode();
String responseBody = response.body(HttpResponse.asString());
assertTrue("Get response status code is bigger then 400", responseStatusCode < 400);
}
@Test
public void asynchronousGet() throws URISyntaxException, IOException, InterruptedException, ExecutionException{
HttpRequest request = HttpRequest.create(httpURI).GET();
long before = System.currentTimeMillis();
CompletableFuture<HttpResponse> futureResponse = request.responseAsync();
futureResponse.thenAccept( response -> {
String responseBody = response.body(HttpResponse.asString());
});
HttpResponse resp = futureResponse.get();
HttpHeaders hs = resp.headers();
assertTrue("There should be more then 1 header.", hs.map().size() >1);
}
@Test
public void postMehtod() throws URISyntaxException, IOException, InterruptedException {
HttpRequest.Builder requestBuilder = HttpRequest.create(httpURI);
requestBuilder.body(HttpRequest.fromString("param1=foo,param2=bar")).followRedirects(HttpClient.Redirect.SECURE);
HttpRequest request = requestBuilder.POST();
HttpResponse response = request.response();
int statusCode = response.statusCode();
assertTrue("HTTP return code", statusCode == HTTP_OK);
}
@Test
public void configureHttpClient() throws NoSuchAlgorithmException, URISyntaxException, IOException, InterruptedException{
CookieManager cManager = new CookieManager();
cManager.setCookiePolicy(CookiePolicy.ACCEPT_ORIGINAL_SERVER);
SSLParameters sslParam = new SSLParameters (new String[] { "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" }, new String[] { "TLSv1.2" });
HttpClient.Builder hcBuilder = HttpClient.create();
hcBuilder.cookieManager(cManager).sslContext(SSLContext.getDefault()).sslParameters(sslParam);
HttpClient httpClient = hcBuilder.build();
HttpRequest.Builder reqBuilder = httpClient.request(new URI("https://www.facebook.com"));
HttpRequest request = reqBuilder.followRedirects(HttpClient.Redirect.ALWAYS).GET();
HttpResponse response = request.response();
int statusCode = response.statusCode();
assertTrue("HTTP return code", statusCode == HTTP_OK);
}
SSLParameters getDefaultSSLParameters() throws NoSuchAlgorithmException{
SSLParameters sslP1 = SSLContext.getDefault().getSupportedSSLParameters();
String [] proto = sslP1.getApplicationProtocols();
String [] cifers = sslP1.getCipherSuites();
System.out.println(printStringArr(proto));
System.out.println(printStringArr(cifers));
return sslP1;
}
String printStringArr(String ... args ){
if(args == null){
return null;
}
StringBuilder sb = new StringBuilder();
for (String s : args){
sb.append(s);
sb.append("\n");
}
return sb.toString();
}
String printHeaders(HttpHeaders h){
if(h == null){
return null;
}
StringBuilder sb = new StringBuilder();
Map<String, List<String>> hMap = h.map();
for(String k : hMap.keySet()){
sb.append(k).append(":");
List<String> l = hMap.get(k);
if( l != null ){
l.forEach( s -> { sb.append(s).append(","); } );
}
sb.append("\n");
}
return sb.toString();
}
}

36
core-java-9/src/test/java/com/baeldung/java9/language/DiamondTest.java Normal file
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package com.baeldung.java9.language;
import org.junit.Test;
public class DiamondTest {
static class FooClass<X> {
FooClass(X x) {
}
<Z> FooClass(X x, Z z) {
}
}
@Test
public void diamondTest() {
FooClass<Integer> fc = new FooClass<>(1) {
};
FooClass<? extends Integer> fc0 = new FooClass<>(1) {
};
FooClass<?> fc1 = new FooClass<>(1) {
};
FooClass<? super Integer> fc2 = new FooClass<>(1) {
};
FooClass<Integer> fc3 = new FooClass<>(1, "") {
};
FooClass<? extends Integer> fc4 = new FooClass<>(1, "") {
};
FooClass<?> fc5 = new FooClass<>(1, "") {
};
FooClass<? super Integer> fc6 = new FooClass<>(1, "") {
};
}
}

15
core-java-9/src/test/java/com/baeldung/java9/language/PrivateInterfaceTest.java Normal file
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@ -0,0 +1,15 @@
package com.baeldung.java9.language;
import com.baeldung.java9.language.PrivateInterface;
import org.junit.Test;
public class PrivateInterfaceTest {
@Test
public void test() {
PrivateInterface piClass = new PrivateInterface() {
};
piClass.check();
}
}

70
core-java-9/src/test/java/com/baeldung/java9/language/TryWithResourcesTest.java Normal file
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@ -0,0 +1,70 @@
package com.baeldung.java9.language;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class TryWithResourcesTest {
static int closeCount = 0;
static class MyAutoCloseable implements AutoCloseable{
final FinalWrapper finalWrapper = new FinalWrapper();
public void close() {
closeCount++;
}
static class FinalWrapper {
public final AutoCloseable finalCloseable = new AutoCloseable() {
@Override
public void close() throws Exception {
closeCount++;
}
};
}
}
@Test
public void tryWithResourcesTest() {
MyAutoCloseable mac = new MyAutoCloseable();
try (mac) {
assertEquals("Expected and Actual does not match", 0, closeCount);
}
try (mac.finalWrapper.finalCloseable) {
assertEquals("Expected and Actual does not match", 1, closeCount);
} catch (Exception ex) {
}
try (new MyAutoCloseable() { }.finalWrapper.finalCloseable) {
assertEquals("Expected and Actual does not match", 2, closeCount);
} catch (Exception ex) {
}
try ((closeCount > 0 ? mac : new MyAutoCloseable()).finalWrapper.finalCloseable) {
assertEquals("Expected and Actual does not match", 3, closeCount);
} catch (Exception ex) {
}
try {
throw new CloseableException();
} catch (CloseableException ex) {
try (ex) {
assertEquals("Expected and Actual does not match", 4, closeCount);
}
}
assertEquals("Expected and Actual does not match", 5, closeCount);
}
static class CloseableException extends Exception implements AutoCloseable {
@Override
public void close() {
closeCount++;
}
}
}

119
core-java-9/src/test/java/com/baeldung/java9/language/stream/StreamFeaturesTest.java Normal file
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@ -0,0 +1,119 @@
package com.baeldung.java9.language.stream;
import org.junit.Test;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static java.lang.Integer.*;
import static org.junit.Assert.assertEquals;
public class StreamFeaturesTest {
public static class TakeAndDropWhileTest {
public Stream<String> getStreamAfterTakeWhileOperation() {
return Stream
.iterate("", s -> s + "s")
.takeWhile(s -> s.length() < 10);
}
public Stream<String> getStreamAfterDropWhileOperation() {
return Stream
.iterate("", s -> s + "s")
.takeWhile(s -> s.length() < 10)
.dropWhile(s -> !s.contains("sssss"));
}
@Test
public void testTakeWhileOperation() {
List<String> list = getStreamAfterTakeWhileOperation().collect(Collectors.toList());
assertEquals(10, list.size());
assertEquals("", list.get(0));
assertEquals("ss", list.get(2));
assertEquals("sssssssss", list.get(list.size() - 1));
}
@Test
public void testDropWhileOperation() {
List<String> list = getStreamAfterDropWhileOperation().collect(Collectors.toList());
assertEquals(5, list.size());
assertEquals("sssss", list.get(0));
assertEquals("sssssss", list.get(2));
assertEquals("sssssssss", list.get(list.size() - 1));
}
}
public static class IterateTest {
private Stream<Integer> getStream() {
return Stream.iterate(0, i -> i < 10, i -> i + 1);
}
@Test
public void testIterateOperation() {
List<Integer> list = getStream().collect(Collectors.toList());
assertEquals(10, list.size());
assertEquals(valueOf(0), list.get(0));
assertEquals(valueOf(5), list.get(5));
assertEquals(valueOf(9), list.get(list.size() - 1));
}
}
public static class OfNullableTest {
private List<String> collection = Arrays.asList("A", "B", "C");
private Map<String, Integer> map = new HashMap<>() {{
put("A", 10);
put("C", 30);
}};
private Stream<Integer> getStreamWithOfNullable() {
return collection.stream()
.flatMap(s -> Stream.ofNullable(map.get(s)));
}
private Stream<Integer> getStream() {
return collection.stream()
.flatMap(s -> {
Integer temp = map.get(s);
return temp != null ? Stream.of(temp) : Stream.empty();
});
}
private List<Integer> testOfNullableFrom(Stream<Integer> stream) {
List<Integer> list = stream.collect(Collectors.toList());
assertEquals(2, list.size());
assertEquals(valueOf(10), list.get(0));
assertEquals(valueOf(30), list.get(list.size() - 1));
return list;
}
@Test
public void testOfNullable() {
assertEquals(
testOfNullableFrom(getStream()),
testOfNullableFrom(getStreamWithOfNullable())
);
}
}
}

112
core-java-9/src/test/java/com/baeldung/java9/process/ProcessApi.java Normal file
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@ -0,0 +1,112 @@
package com.baeldung.java9.process;
import java.io.IOException;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.time.Duration;
import java.time.Instant;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.CompletableFuture;
import java.util.stream.Stream;
import org.junit.Before;
import org.junit.Test;
import junit.framework.Assert;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class ProcessApi {
@Before
public void init() {
}
@Test
public void processInfoExample()throws NoSuchAlgorithmException{
ProcessHandle self = ProcessHandle.current();
long PID = self.getPid();
ProcessHandle.Info procInfo = self.info();
Optional<String[]> args = procInfo.arguments();
Optional<String> cmd = procInfo.commandLine();
Optional<Instant> startTime = procInfo.startInstant();
Optional<Duration> cpuUsage = procInfo.totalCpuDuration();
waistCPU();
System.out.println("Args "+ args);
System.out.println("Command " +cmd.orElse("EmptyCmd"));
System.out.println("Start time: "+ startTime.get().toString());
System.out.println(cpuUsage.get().toMillis());
Stream<ProcessHandle> allProc = ProcessHandle.current().children();
allProc.forEach(p -> {
System.out.println("Proc "+ p.getPid());
});
}
@Test
public void createAndDestroyProcess() throws IOException, InterruptedException{
int numberOfChildProcesses = 5;
for(int i=0; i < numberOfChildProcesses; i++){
createNewJVM(ServiceMain.class, i).getPid();
}
Stream<ProcessHandle> childProc = ProcessHandle.current().children();
assertEquals( childProc.count(), numberOfChildProcesses);
childProc = ProcessHandle.current().children();
childProc.forEach(processHandle -> {
assertTrue("Process "+ processHandle.getPid() +" should be alive!", processHandle.isAlive());
CompletableFuture<ProcessHandle> onProcExit = processHandle.onExit();
onProcExit.thenAccept(procHandle -> {
System.out.println("Process with PID "+ procHandle.getPid() + " has stopped");
});
});
Thread.sleep(10000);
childProc = ProcessHandle.current().children();
childProc.forEach(procHandle -> {
assertTrue("Could not kill process "+procHandle.getPid(), procHandle.destroy());
});
Thread.sleep(5000);
childProc = ProcessHandle.current().children();
childProc.forEach(procHandle -> {
assertFalse("Process "+ procHandle.getPid() +" should not be alive!", procHandle.isAlive());
});
}
private Process createNewJVM(Class mainClass, int number) throws IOException{
ArrayList<String> cmdParams = new ArrayList<String>(5);
cmdParams.add(ProcessUtils.getJavaCmd().getAbsolutePath());
cmdParams.add("-cp");
cmdParams.add(ProcessUtils.getClassPath());
cmdParams.add(mainClass.getName());
cmdParams.add("Service "+ number);
ProcessBuilder myService = new ProcessBuilder(cmdParams);
myService.inheritIO();
return myService.start();
}
private void waistCPU() throws NoSuchAlgorithmException{
ArrayList<Integer> randArr = new ArrayList<Integer>(4096);
SecureRandom sr = SecureRandom.getInstanceStrong();
Duration somecpu = Duration.ofMillis(4200L);
Instant end = Instant.now().plus(somecpu);
while (Instant.now().isBefore(end)) {
//System.out.println(sr.nextInt());
randArr.add( sr.nextInt() );
}
}
}

0
core-java-8/src/test/resources/.gitignore → core-java-9/src/test/resources/.gitignore vendored
View File

0
couchbase-sdk-spring-service/src/main/resources/application.properties → core-java/0.12457740242410742
View File

24
core-java/README.md
View File

@ -13,3 +13,27 @@
- [Java – Write to File](http://www.baeldung.com/java-write-to-file)
- [Java Scanner](http://www.baeldung.com/java-scanner)
- [Java Timer](http://www.baeldung.com/java-timer-and-timertask)
- [Java – Byte Array to Writer](http://www.baeldung.com/java-convert-byte-array-to-writer)
- [How to Run a Shell Command in Java](http://www.baeldung.com/run-shell-command-in-java)
- [MD5 Hashing in Java](http://www.baeldung.com/java-md5)
- [Guide to the Java ArrayList](http://www.baeldung.com/java-arraylist)
- [Guide to Java Reflection](http://www.baeldung.com/java-reflection)
- [A Guide to Java Sockets](http://www.baeldung.com/a-guide-to-java-sockets)
- [Java 8 Collectors](http://www.baeldung.com/java-8-collectors)
- [Guide To CompletableFuture](http://www.baeldung.com/java-completablefuture)
- [Guide to Java 8’s Functional Interfaces](http://www.baeldung.com/java-8-functional-interfaces)
- [Convert char to String in Java](http://www.baeldung.com/java-convert-char-to-string)
- [Random List Element](http://www.baeldung.com/java-random-list-element)
- [Convert String to int or Integer in Java](http://www.baeldung.com/java-convert-string-to-int-or-integer)
- [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)
- [Java 8 Streams Advanced](http://www.baeldung.com/java-8-streams)
- [Introduction to Thread Pools in Java](http://www.baeldung.com/thread-pool-java-and-guava)
- [Introduction to Java 8 Streams](http://www.baeldung.com/java-8-streams-introduction)
- [Guide to the Fork/Join Framework in Java](http://www.baeldung.com/java-fork-join)
- [How to Print Screen in Java](http://www.baeldung.com/print-screen-in-java)

157
core-java/pom.xml
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@ -1,8 +1,10 @@
<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">
<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>core-java</artifactId>
<version>0.1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>core-java</name>
@ -124,6 +126,12 @@
<scope>test</scope>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>1.10</version>
</dependency>
</dependencies>
<build>
@ -154,21 +162,166 @@
<configuration>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*LongRunningUnitTest.java</exclude>
<exclude>**/*ManualTest.java</exclude>
</excludes>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<executions>
<execution>
<id>copy-dependencies</id>
<phase>prepare-package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<outputDirectory>${project.build.directory}/libs</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<classpathPrefix>libs/</classpathPrefix>
<mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
</manifest>
</archive>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
<configuration>
<archive>
<manifest>
<mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
</manifest>
</archive>
<descriptorRefs>
<descriptorRef>jar-with-dependencies</descriptorRef>
</descriptorRefs>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<executions>
<execution>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<shadedArtifactAttached>true</shadedArtifactAttached>
<transformers>
<transformer
implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
</transformer>
</transformers>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>com.jolira</groupId>
<artifactId>onejar-maven-plugin</artifactId>
<executions>
<execution>
<configuration>
<mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
<attachToBuild>true</attachToBuild>
<filename>${project.build.finalName}-onejar.${project.packaging}</filename>
</configuration>
<goals>
<goal>one-jar</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<executions>
<execution>
<goals>
<goal>repackage</goal>
</goals>
<configuration>
<classifier>spring-boot</classifier>
<mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>integration</id>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<executions>
<execution>
<phase>integration-test</phase>
<goals>
<goal>test</goal>
</goals>
<configuration>
<excludes>
<exclude>**/*ManualTest.java</exclude>
</excludes>
<includes>
<include>**/*IntegrationTest.java</include>
</includes>
</configuration>
</execution>
</executions>
<configuration>
<systemPropertyVariables>
<test.mime>json</test.mime>
</systemPropertyVariables>
</configuration>
</plugin>
</plugins>
</build>
</profile>
</profiles>
<properties>
<!-- persistence -->
<hibernate.version>4.3.11.Final</hibernate.version>
<mysql-connector-java.version>5.1.38</mysql-connector-java.version>
<!-- marshalling -->
<jackson.version>2.7.2</jackson.version>
<jackson.version>2.7.8</jackson.version>
<!-- logging -->
<org.slf4j.version>1.7.13</org.slf4j.version>

0
spring-security-rest-custom/.gitignore → core-java/src/main/java/com/baeldung/.gitignore vendored
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0
core-java-8/src/main/java/com/baeldung/Adder.java → core-java/src/main/java/com/baeldung/Adder.java
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0
core-java-8/src/main/java/com/baeldung/AdderImpl.java → core-java/src/main/java/com/baeldung/AdderImpl.java
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0
core-java-8/src/main/java/com/baeldung/Bar.java → core-java/src/main/java/com/baeldung/Bar.java
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0
core-java-8/src/main/java/com/baeldung/Baz.java → core-java/src/main/java/com/baeldung/Baz.java
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0
core-java-8/src/main/java/com/baeldung/Foo.java → core-java/src/main/java/com/baeldung/Foo.java
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0
core-java-8/src/main/java/com/baeldung/FooExtended.java → core-java/src/main/java/com/baeldung/FooExtended.java
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0
core-java-8/src/main/java/com/baeldung/UseFoo.java → core-java/src/main/java/com/baeldung/UseFoo.java
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2
core-java/src/main/java/com/baeldung/datetime/README.md Normal file
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@ -0,0 +1,2 @@
### Relevant Articles:
- [Introduction to the Java 8 Date/Time API](http://www.baeldung.com/java-8-date-time-intro)

0
core-java-8/src/main/java/com/baeldung/datetime/UseDuration.java → core-java/src/main/java/com/baeldung/datetime/UseDuration.java
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