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thangpt2019thangpt2019
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added Jersey client
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-42
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4 files changed

+138
-42
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‎Book-RESTful-Service/.project‎

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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.wst.common.project.facet.core.builder</name>
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<arguments>
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</arguments>
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</buildCommand>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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<arguments>
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</arguments>
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</buildCommand>
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<buildCommand>
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<name>org.springframework.ide.eclipse.core.springbuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.springframework.ide.eclipse.core.springnature</nature>
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<nature>org.eclipse.jdt.core.javanature</nature>
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<nature>org.eclipse.m2e.core.maven2Nature</nature>
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<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
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</natures>
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</projectDescription>

‎Book-RESTful-Service/.settings/org.eclipse.wst.common.project.facet.core.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<faceted-project>
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<installed facet="cloudfoundry.standalone.app" version="1.0"/>
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</faceted-project>

‎Java-RESTful-Client-Example/pom.xml‎

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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.howtoprogram</groupId>
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<artifactId>java-restful-client-example</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.howtoprogram</groupId>
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<artifactId>java-restful-client-example</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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<dependencies>
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<dependency>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-databind</artifactId>
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<version>2.7.5</version>
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</dependency>
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<dependency>
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<groupId>com.fasterxml.jackson.dataformat</groupId>
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<artifactId>jackson-dataformat-xml</artifactId>
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<version>2.6.3</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-web</artifactId>
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<version>4.2.6.RELEASE</version>
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</dependency>
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<dependencies>
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<dependency>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-databind</artifactId>
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<version>2.7.5</version>
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</dependency>
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<dependency>
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<groupId>com.fasterxml.jackson.dataformat</groupId>
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<artifactId>jackson-dataformat-xml</artifactId>
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<version>2.6.3</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-web</artifactId>
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<version>4.2.6.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>org.apache.httpcomponents</groupId>
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<artifactId>httpasyncclient</artifactId>
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<version>4.1.2</version>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-api</artifactId>
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<version>1.7.21</version>
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</dependency>
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<dependency>
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<groupId>ch.qos.logback</groupId>
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<artifactId>logback-classic</artifactId>
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<version>1.1.7</version>
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</dependency>
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</dependencies>
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<dependency>
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<groupId>org.apache.httpcomponents</groupId>
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<artifactId>httpasyncclient</artifactId>
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<version>4.1.2</version>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-api</artifactId>
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<version>1.7.21</version>
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</dependency>
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<dependency>
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<groupId>ch.qos.logback</groupId>
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<artifactId>logback-classic</artifactId>
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<version>1.1.7</version>
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</dependency>
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<dependency>
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<groupId>org.glassfish.jersey.core</groupId>
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<artifactId>jersey-client</artifactId>
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<version>2.23.1</version>
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<scope>provided</scope>
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</dependency>
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<dependency>
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<groupId>org.glassfish.jersey.media</groupId>
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<artifactId>jersey-media-json-jackson</artifactId>
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<version>2.23.1</version>
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</dependency>
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</dependencies>
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</project>

‎Java-RESTful-Client-Example/src/main/java/com/howtoprogram/service/BookRepositoryImplJersey.java‎

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package com.howtoprogram.service;
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import javax.ws.rs.client.Client;
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import javax.ws.rs.client.ClientBuilder;
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import javax.ws.rs.client.Entity;
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import javax.ws.rs.client.WebTarget;
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import javax.ws.rs.core.MediaType;
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import javax.ws.rs.core.Response;
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import com.howtoprogram.domain.Book;
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public class BookRepositoryImplJersey {
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private static final String URI_BOOK = "http://localhost:8080/v1/books";
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public void deleteBook(Long id) {
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Client client = ClientBuilder.newClient();
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WebTarget target = client.target(URI_BOOK).path(String.valueOf(id));
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Response response = target.request().delete();
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System.out.println("Status code:" + response.getStatus());
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}
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public static void main(String[] args) throws Exception {
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BookRepositoryImplJersey bookRepository = new BookRepositoryImplJersey();
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// Getting the first book from the RESTful service
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Book book = bookRepository.getAllBooks()[0];
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bookRepository.deleteBook(book.getId());
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}
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public Book updateBook(Book book) throws Exception {
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Client client = ClientBuilder.newClient();
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WebTarget target = client.target(URI_BOOK).path(String.valueOf(book.getId()));
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Response response = target.request(MediaType.APPLICATION_JSON_TYPE)
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.put(Entity.entity(book, MediaType.APPLICATION_JSON_TYPE));
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int status = response.getStatus();
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System.out.println("Status code: " + status);
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Book createdBook = response.readEntity(Book.class);
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return createdBook;
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}
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public Book createBook(Book book) throws Exception {
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Client client = ClientBuilder.newClient();
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Response response = client.target(URI_BOOK).request()
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.post(Entity.entity(book, MediaType.APPLICATION_JSON_TYPE));
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int status = response.getStatus();
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System.out.println("Status code: " + status);
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Book createdBook = response.readEntity(Book.class);
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return createdBook;
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}
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public Book[] getAllBooks() throws Exception {
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Client client = ClientBuilder.newClient();
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Response response = client.target(URI_BOOK).request().get();
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int status = response.getStatus();
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System.out.println("Status code: " + status);
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Book[] books = response.readEntity(Book[].class);
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return books;
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}
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public Book findBookById(Long id) {
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return null;
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}
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}

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