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[email protected]
2016-10-13 09:48:27 +03:00
parent 7ad9752331 6a7e380efd
commit a74e46da82
390 changed files with 7871 additions and 6367 deletions
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annotations/readme.md
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apache-cxf/cxf-jaxrs-implementation/pom.xml
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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/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>
</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>**/ServiceTest</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>
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/Baeldung.java
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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 Baeldung {
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/{courseOrder}")
public Course getCourse(@PathParam("courseOrder") int courseOrder) {
return courses.get(courseOrder);
}
@PUT
@Path("courses/{courseOrder}")
public Response putCourse(@PathParam("courseOrder") int courseOrder, Course course) {
Course existingCourse = courses.get(courseOrder);
if (existingCourse == null || existingCourse.getId() != course.getId() || !(existingCourse.getName().equals(course.getName()))) {
courses.put(courseOrder, course);
return Response.ok().build();
}
return Response.notModified().build();
}
@Path("courses/{courseOrder}/students")
public Course pathToStudent(@PathParam("courseOrder") int courseOrder) {
return courses.get(courseOrder);
}
}
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/Course.java
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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;
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("{studentOrder}")
public Student getStudent(@PathParam("studentOrder")int studentOrder) {
return students.get(studentOrder);
}
@POST
public Response postStudent(Student student) {
if (students == null) {
students = new ArrayList<>();
}
students.add(student);
return Response.ok(student).build();
}
@DELETE
@Path("{studentOrder}")
public Response deleteStudent(@PathParam("studentOrder") int studentOrder) {
Student student = students.get(studentOrder);
if (student != null) {
students.remove(studentOrder);
return Response.ok().build();
} else {
return Response.notModified().build();
}
}
}
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/RestfulServer.java
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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(Baeldung.class);
factoryBean.setResourceProvider(new SingletonResourceProvider(new Baeldung()));
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);
}
}
apache-cxf/cxf-jaxrs-implementation/src/main/java/com/baeldung/cxf/jaxrs/implementation/Student.java
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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;
}
}
apache-cxf/cxf-jaxrs-implementation/src/main/resources/course.xml
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<Course>
<id>3</id>
<name>Apache CXF Support for RESTful</name>
</Course>
apache-cxf/cxf-jaxrs-implementation/src/main/resources/student.xml
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<Student>
<id>3</id>
<name>Student C</name>
</Student>
apache-cxf/cxf-jaxrs-implementation/src/test/java/com/baeldung/cxf/jaxrs/implementation/ServiceTest.java
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package com.baeldung.cxf.jaxrs.implementation;
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;
import javax.xml.bind.JAXB;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import static org.junit.Assert.assertEquals;
public class ServiceTest {
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 whenPutCourse_thenCorrect() throws IOException {
HttpPut httpPut = new HttpPut(BASE_URL + "3");
InputStream resourceStream = this.getClass().getClassLoader().getResourceAsStream("course.xml");
httpPut.setEntity(new InputStreamEntity(resourceStream));
httpPut.setHeader("Content-Type", "text/xml");
HttpResponse response = client.execute(httpPut);
assertEquals(200, response.getStatusLine().getStatusCode());
Course course = getCourse(3);
assertEquals(3, course.getId());
assertEquals("Apache CXF Support for RESTful", course.getName());
}
@Test
public void whenPostStudent_thenCorrect() throws IOException {
HttpPost httpPost = new HttpPost(BASE_URL + "2/students");
InputStream resourceStream = this.getClass().getClassLoader().getResourceAsStream("student.xml");
httpPost.setEntity(new InputStreamEntity(resourceStream));
httpPost.setHeader("Content-Type", "text/xml");
HttpResponse response = client.execute(httpPost);
assertEquals(200, response.getStatusLine().getStatusCode());
Student student = getStudent(2, 0);
assertEquals(3, student.getId());
assertEquals("Student C", student.getName());
}
@Test
public void whenDeleteStudent_thenCorrect() throws IOException {
HttpDelete httpDelete = new HttpDelete(BASE_URL + "1/students/0");
HttpResponse response = client.execute(httpDelete);
assertEquals(200, response.getStatusLine().getStatusCode());
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 {
URL url = new URL(BASE_URL + courseOrder);
InputStream input = url.openStream();
return JAXB.unmarshal(new InputStreamReader(input), Course.class);
}
private Student getStudent(int courseOrder, int studentOrder) throws IOException {
URL url = new URL(BASE_URL + courseOrder + "/students/" + studentOrder);
InputStream input = url.openStream();
return JAXB.unmarshal(new InputStreamReader(input), Student.class);
}
}
apache-cxf/pom.xml
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@@ -8,6 +8,7 @@
<modules>
<module>cxf-introduction</module>
<module>cxf-spring</module>
<module>cxf-jaxrs-implementation</module>
</modules>
<dependencies>
<dependency>
assertj/pom.xml
+16 -9
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@@ -1,7 +1,6 @@
<?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">
<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>
@@ -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>
core-java-8/pom.xml
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@@ -15,7 +15,7 @@
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.4</version>
<version>2.5</version>
</dependency>
<dependency>
core-java-8/src/test/java/com/baeldung/RandomListElementTest.java
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@@ -1,17 +1,71 @@
package com.baeldung;
import com.google.common.collect.Lists;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import java.util.Random;
import java.util.*;
import java.util.concurrent.ThreadLocalRandom;
public class RandomListElementTest {
@Test
public void givenList_whenRandomNumberChosen_shouldReturnARandomElement() {
List<Integer> givenList = Arrays.asList(1, 2, 3);
public void givenList_whenRandomIndexChosen_shouldReturnARandomElementUsingRandom() {
List<Integer> givenList = Lists.newArrayList(1, 2, 3);
Random rand = new Random();
givenList.get(rand.nextInt(givenList.size()));
}
@Test
public void givenList_whenRandomIndexChosen_shouldReturnARandomElementUsingMathRandom() {
List<Integer> givenList = Lists.newArrayList(1, 2, 3);
givenList.get((int)(Math.random() * givenList.size()));
}
@Test
public void givenList_whenNumberElementsChosen_shouldReturnRandomElementsRepeat() {
Random rand = new Random();
List<String> givenList = Lists.newArrayList("one", "two", "three", "four");
int numberOfElements = 2;
for (int i = 0; i < numberOfElements; i++) {
int randomIndex = rand.nextInt(givenList.size());
givenList.get(randomIndex);
}
}
@Test
public void givenList_whenNumberElementsChosen_shouldReturnRandomElementsNoRepeat() {
Random rand = new Random();
List<String> givenList = Lists.newArrayList("one", "two", "three", "four");
int numberOfElements = 2;
for (int i = 0; i < numberOfElements; i++) {
int randomIndex = rand.nextInt(givenList.size());
givenList.get(randomIndex);
givenList.remove(randomIndex);
}
}
@Test
public void givenList_whenSeriesLengthChosen_shouldReturnRandomSeries() {
List<Integer> givenList = Lists.newArrayList(1, 2, 3, 4, 5, 6);
Collections.shuffle(givenList);
int randomSeriesLength = 3;
givenList.subList(0, randomSeriesLength - 1);
}
@Test
public void givenList_whenRandomIndexChosen_shouldReturnElementThreadSafely() {
List<Integer> givenList = Lists.newArrayList(1, 2, 3, 4, 5, 6);
int randomIndex = ThreadLocalRandom.current().nextInt(10) % givenList.size();
givenList.get(randomIndex);
}
}
core-java-8/src/test/java/com/baeldung/encoderdecoder/EncoderDecoder.java
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package com.baeldung.encoderdecoder;
import org.hamcrest.CoreMatchers;
import org.junit.Assert;
import org.junit.Test;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
public class EncoderDecoder {
@Test
public void givenPlainURL_whenUsingUTF8EncodingScheme_thenEncodeURL() throws UnsupportedEncodingException {
String plainURL = "http://www.baeldung.com" ;
String encodedURL = URLEncoder.encode(plainURL, StandardCharsets.UTF_8.toString());
Assert.assertThat("http%3A%2F%2Fwww.baeldung.com", CoreMatchers.is(encodedURL));
}
@Test
public void givenEncodedURL_whenUsingUTF8EncodingScheme_thenDecodeURL() throws UnsupportedEncodingException {
String encodedURL = "http%3A%2F%2Fwww.baeldung.com" ;
String decodedURL = URLDecoder.decode(encodedURL, StandardCharsets.UTF_8.toString());
Assert.assertThat("http://www.baeldung.com", CoreMatchers.is(decodedURL));
}
@Test
public void givenEncodedURL_whenUsingWrongEncodingScheme_thenDecodeInvalidURL() throws UnsupportedEncodingException {
String encodedURL = "http%3A%2F%2Fwww.baeldung.com";
String decodedURL = URLDecoder.decode(encodedURL, StandardCharsets.UTF_16.toString());
Assert.assertFalse("http://www.baeldung.com".equals(decodedURL));
}
}
core-java-8/src/test/java/com/baeldung/file/FileOperationsTest.java
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@@ -1,17 +1,24 @@
package com.baeldung.file;
import org.apache.commons.io.FileUtils;
import org.hamcrest.CoreMatchers;
import org.hamcrest.Matchers;
import org.junit.Assert;
import org.junit.Test;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URISyntaxException;
import java.net.URL;
import java.net.URLConnection;
import static org.hamcrest.CoreMatchers.containsString;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.stream.Stream;
public class FileOperationsTest {
@@ -20,34 +27,22 @@ public class FileOperationsTest {
String expectedData = "Hello World from fileTest.txt!!!";
ClassLoader classLoader = getClass().getClassLoader();
InputStream inputStream = classLoader.getResourceAsStream("fileTest.txt");
File file = new File(classLoader.getResource("fileTest.txt").getFile());
InputStream inputStream = new FileInputStream(file);
String data = readFromInputStream(inputStream);
Assert.assertThat(data, containsString(expectedData));
}
Assert.assertEquals(expectedData, data.trim());
}
@Test
public void givenFileNameAsAbsolutePath_whenUsingClasspath_thenFileData() throws IOException {
String expectedData = "Hello World from fileTest.txt!!!";
Class clazz = FileOperationsTest.class;
InputStream inputStream = clazz.getResourceAsStream("/fileTest.txt");
String data = readFromInputStream(inputStream);
Assert.assertThat(data, containsString(expectedData));
}
@Test
public void givenURLName_whenUsingURL_thenFileData() throws IOException {
String expectedData = "Baeldung";
URL urlObject = new URL("http://www.baeldung.com/");
URLConnection urlConnection = urlObject.openConnection();
InputStream inputStream = urlConnection.getInputStream();
String data = readFromInputStream(inputStream);
Assert.assertThat(data, containsString(expectedData));
Assert.assertEquals(expectedData, data.trim());
}
@Test
@@ -58,21 +53,69 @@ public class FileOperationsTest {
InputStream inputStream = clazz.getResourceAsStream("/LICENSE.txt");
String data = readFromInputStream(inputStream);
Assert.assertThat(data, containsString(expectedData));
Assert.assertThat(data.trim(), CoreMatchers.containsString(expectedData));
}
@Test
public void givenURLName_whenUsingURL_thenFileData() throws IOException {
String expectedData = "Baeldung";
URL urlObject = new URL("http://www.baeldung.com/");
URLConnection urlConnection = urlObject.openConnection();
InputStream inputStream = urlConnection.getInputStream();
String data = readFromInputStream(inputStream);
Assert.assertThat(data.trim(), CoreMatchers.containsString(expectedData));
}
@Test
public void givenFileName_whenUsingFileUtils_thenFileData() throws IOException {
String expectedData = "Hello World from fileTest.txt!!!";
ClassLoader classLoader = getClass().getClassLoader();
File file = new File(classLoader.getResource("fileTest.txt").getFile());
String data = FileUtils.readFileToString(file);
Assert.assertEquals(expectedData, data.trim());
}
@Test
public void givenFilePath_whenUsingFilesReadAllBytes_thenFileData() throws IOException, URISyntaxException {
String expectedData = "Hello World from fileTest.txt!!!";
Path path = Paths.get(getClass().getClassLoader().getResource("fileTest.txt").toURI());
byte[] fileBytes = Files.readAllBytes(path);
String data = new String(fileBytes);
Assert.assertEquals(expectedData, data.trim());
}
@Test
public void givenFilePath_whenUsingFilesLines_thenFileData() throws IOException, URISyntaxException {
String expectedData = "Hello World from fileTest.txt!!!";
Path path = Paths.get(getClass().getClassLoader().getResource("fileTest.txt").toURI());
StringBuilder data = new StringBuilder();
Stream<String> lines = Files.lines(path);
lines.forEach(line -> data.append(line).append("\n"));
lines.close();
Assert.assertEquals(expectedData, data.toString().trim());
}
private String readFromInputStream(InputStream inputStream) throws IOException {
InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
StringBuilder resultStringBuilder = new StringBuilder();
String line;
while ((line = bufferedReader.readLine()) != null) {
resultStringBuilder.append(line);
resultStringBuilder.append("\n");
try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream))) {
String line;
while ((line = bufferedReader.readLine()) != null) {
resultStringBuilder.append(line).append("\n");
}
}
bufferedReader.close();
inputStreamReader.close();
inputStream.close();
return resultStringBuilder.toString();
}
}
core-java-8/src/test/java/com/baeldung/util/CurrentDateTimeTest.java
+17 -23
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@@ -1,47 +1,41 @@
package com.baeldung.util;
import static org.junit.Assert.assertEquals;
import java.time.Instant;
import java.time.LocalDate;
import java.time.LocalTime;
import java.time.temporal.ChronoField;
import java.util.Calendar;
import java.util.GregorianCalendar;
import org.junit.Test;
import java.time.*;
import java.time.temporal.ChronoField;
import static org.junit.Assert.assertEquals;
public class CurrentDateTimeTest {
private static final Clock clock = Clock.fixed(Instant.parse("2016-10-09T15:10:30.00Z"), ZoneId.of("UTC"));
@Test
public void shouldReturnCurrentDate() {
final LocalDate now = LocalDate.now();
final Calendar calendar = GregorianCalendar.getInstance();
final LocalDate now = LocalDate.now(clock);
assertEquals("10-10-2010".length(), now.toString().length());
assertEquals(calendar.get(Calendar.DATE), now.get(ChronoField.DAY_OF_MONTH));
assertEquals(calendar.get(Calendar.MONTH), now.get(ChronoField.MONTH_OF_YEAR) - 1);
assertEquals(calendar.get(Calendar.YEAR), now.get(ChronoField.YEAR));
assertEquals(9, now.get(ChronoField.DAY_OF_MONTH));
assertEquals(10, now.get(ChronoField.MONTH_OF_YEAR));
assertEquals(2016, now.get(ChronoField.YEAR));
}
@Test
public void shouldReturnCurrentTime() {
final LocalTime now = LocalTime.now();
final Calendar calendar = GregorianCalendar.getInstance();
final LocalTime now = LocalTime.now(clock);
assertEquals(calendar.get(Calendar.HOUR_OF_DAY), now.get(ChronoField.HOUR_OF_DAY));
assertEquals(calendar.get(Calendar.MINUTE), now.get(ChronoField.MINUTE_OF_HOUR));
assertEquals(calendar.get(Calendar.SECOND), now.get(ChronoField.SECOND_OF_MINUTE));
assertEquals(15, now.get(ChronoField.HOUR_OF_DAY));
assertEquals(10, now.get(ChronoField.MINUTE_OF_HOUR));
assertEquals(30, now.get(ChronoField.SECOND_OF_MINUTE));
}
@Test
public void shouldReturnCurrentTimestamp() {
final Instant now = Instant.now();
final Calendar calendar = GregorianCalendar.getInstance();
final Instant now = Instant.now(clock);
assertEquals(calendar.getTimeInMillis() / 1000, now.getEpochSecond());
assertEquals(clock.instant().getEpochSecond(), now.getEpochSecond());
}
}
core-java-9/src/test/java/com/baeldung/java9/README.MD
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@@ -0,0 +1 @@
core-java/pom.xml
+1 -1
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@@ -174,7 +174,7 @@
<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>
core-java/src/main/java/com/baeldung/java/nio/selector/EchoClient.java
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@@ -0,0 +1,46 @@
package com.baeldung.java.nio.selector;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.SocketChannel;
public class EchoClient {
private static SocketChannel client;
private static ByteBuffer buffer;
private static EchoClient instance;
public static EchoClient start() {
if (instance == null)
instance = new EchoClient();
return instance;
}
private EchoClient() {
try {
client = SocketChannel.open(new InetSocketAddress("localhost", 5454));
buffer = ByteBuffer.allocate(256);
} catch (IOException e) {
e.printStackTrace();
}
}
public String sendMessage(String msg) {
buffer = ByteBuffer.wrap(msg.getBytes());
String response = null;
try {
client.write(buffer);
buffer.clear();
client.read(buffer);
response = new String(buffer.array()).trim();
System.out.println("response=" + response);
buffer.clear();
} catch (IOException e) {
e.printStackTrace();
}
return response;
}
}
core-java/src/main/java/com/baeldung/java/nio/selector/EchoServer.java
+50
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@@ -0,0 +1,50 @@
package com.baeldung.java.nio.selector;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
import java.nio.channels.Selector;
import java.nio.channels.SelectionKey;
import java.nio.ByteBuffer;
import java.io.IOException;
import java.util.Set;
import java.util.Iterator;
import java.net.InetSocketAddress;
public class EchoServer {
public static void main(String[] args)
throws IOException {
Selector selector = Selector.open();
ServerSocketChannel serverSocket = ServerSocketChannel.open();
serverSocket.bind(new InetSocketAddress("localhost", 5454));
serverSocket.configureBlocking(false);
serverSocket.register(selector, SelectionKey.OP_ACCEPT);
ByteBuffer buffer = ByteBuffer.allocate(256);
while (true) {
selector.select();
Set<SelectionKey> selectedKeys = selector.selectedKeys();
Iterator<SelectionKey> iter = selectedKeys.iterator();
while (iter.hasNext()) {
SelectionKey key = iter.next();
if (key.isAcceptable()) {
SocketChannel client = serverSocket.accept();
client.configureBlocking(false);
client.register(selector, SelectionKey.OP_READ);
}
if (key.isReadable()) {
SocketChannel client = (SocketChannel) key.channel();
client.read(buffer);
buffer.flip();
client.write(buffer);
buffer.clear();
}
iter.remove();
}
}
}
}
core-java/src/main/java/com/baeldung/java/regex/Result.java
-27
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@@ -1,27 +0,0 @@
package com.baeldung.java.regex;
public class Result {
private boolean found = false;
private int count = 0;
public Result() {
}
public boolean isFound() {
return found;
}
public void setFound(boolean found) {
this.found = found;
}
public int getCount() {
return count;
}
public void setCount(int count) {
this.count = count;
}
}
core-java/src/test/java/com/baeldung/java/nio/selector/EchoTest.java
+18
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@@ -0,0 +1,18 @@
package com.baeldung.java.nio.selector;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class EchoTest {
@Test
public void givenClient_whenServerEchosMessage_thenCorrect() {
EchoClient client = EchoClient.start();
String resp1 = client.sendMessage("hello");
String resp2 = client.sendMessage("world");
assertEquals("hello", resp1);
assertEquals("world", resp2);
}
}
core-java/src/test/java/com/baeldung/java/regex/RegexTest.java
+166 -167
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core-java/src/test/java/org/baeldung/core/exceptions/FileNotFoundExceptionTest.java
+57
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@@ -0,0 +1,57 @@
package org.baeldung.core.exceptions;
import org.apache.log4j.Logger;
import org.junit.Test;
import java.io.*;
public class FileNotFoundExceptionTest {
private static final Logger LOG = Logger.getLogger(FileNotFoundExceptionTest.class);
private String fileName = Double.toString(Math.random());
@Test(expected = BusinessException.class)
public void raiseBusinessSpecificException() throws IOException {
try {
readFailingFile();
} catch (FileNotFoundException ex) {
throw new BusinessException("BusinessException: necessary file was not present.", ex);
}
}
@Test
public void createFile() throws IOException {
try {
readFailingFile();
} catch (FileNotFoundException ex) {
try {
new File(fileName).createNewFile();
readFailingFile();
} catch (IOException ioe) {
throw new RuntimeException("BusinessException: even creation is not possible.", ioe);
}
}
}
@Test
public void logError() throws IOException {
try {
readFailingFile();
} catch (FileNotFoundException ex) {
LOG.error("Optional file " + fileName + " was not found.", ex);
}
}
private void readFailingFile() throws IOException {
BufferedReader rd = new BufferedReader(new FileReader(new File(fileName)));
rd.readLine();
// no need to close file
}
private class BusinessException extends RuntimeException {
BusinessException(String string, FileNotFoundException ex) {
super(string, ex);
}
}
}
core-java/src/test/resources/test_md5.txt
+1
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@@ -0,0 +1 @@
hello world
couchbase-sdk-async/.mvn/wrapper/maven-wrapper.jar
Vendored
BIN
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couchbase-sdk-async/.mvn/wrapper/maven-wrapper.properties
Vendored
-1
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@@ -1 +0,0 @@
distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.3.3/apache-maven-3.3.3-bin.zip
couchbase-sdk-async/.springBeans
-15
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@@ -1,15 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<beansProjectDescription>
<version>1</version>
<pluginVersion><![CDATA[3.7.3.201602250914-RELEASE]]></pluginVersion>
<configSuffixes>
<configSuffix><![CDATA[xml]]></configSuffix>
</configSuffixes>
<enableImports><![CDATA[false]]></enableImports>
<configs>
</configs>
<autoconfigs>
</autoconfigs>
<configSets>
</configSets>
</beansProjectDescription>
couchbase-sdk-intro/.mvn/wrapper/maven-wrapper.jar
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BIN
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couchbase-sdk-intro/.mvn/wrapper/maven-wrapper.properties
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-1
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@@ -1 +0,0 @@
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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