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thangpt2019thangpt2019
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add retrofit2
1 parent 367f508 commit 59b8bec

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6 files changed

+208
-57
lines changed

6 files changed

+208
-57
lines changed

‎Java-RESTful-Client-Example/.classpath‎

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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="src" output="target/test-classes" path="src/test/java">
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<attributes>
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<attribute name="optional" value="true"/>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="output" path="target/classes"/>
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</classpath>

‎Java-RESTful-Client-Example/pom.xml‎

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<version>1.4.9</version>
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</dependency>
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<!-- End Unirest dependencies -->
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<dependency>
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<groupId>com.squareup.retrofit2</groupId>
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<artifactId>retrofit</artifactId>
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<version>2.1.0</version>
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</dependency>
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<dependency>
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<groupId>com.squareup.retrofit2</groupId>
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<artifactId>converter-gson</artifactId>
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<version>2.1.0</version>
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</dependency>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.8.1</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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</project>

‎Java-RESTful-Client-Example/src/main/java/com/howtoprogram/domain/Book.java‎

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package com.howtoprogram.domain;
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import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
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@JacksonXmlRootElement(localName = "book")
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public class Book {
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private Long id;
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private String name;
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private String author;
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public Book() {
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super();
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}
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private Long id;
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private String name;
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private String author;
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public Book(Long id, String name, String author) {
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super();
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this.id = id;
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this.name = name;
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this.author = author;
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}
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public Book() {
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super();
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}
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@Override
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public String toString() {
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return "Book [id=" + id + ", name=" + name + ", author=" + author + "]";
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}
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public Book(Long id, String name, String author) {
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super();
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this.id = id;
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this.name = name;
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this.author = author;
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}
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/**
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* @return the id
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*/
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public Long getId() {
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return id;
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}
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@Override
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public String toString() {
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return "Book [id=" + id + ", name=" + name + ", author=" + author + "]";
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}
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/**
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* @param id the id to set
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*/
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public void setId(Long id) {
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this.id = id;
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}
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/**
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* @return the id
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*/
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public Long getId() {
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return id;
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}
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/**
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* @return the name
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*/
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public String getName() {
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return name;
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}
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/**
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* @param id
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* the id to set
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*/
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public void setId(Long id) {
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this.id = id;
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}
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/**
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* @param name the name to set
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*/
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public void setName(String name) {
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this.name = name;
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}
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/**
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* @return the name
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*/
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public String getName() {
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return name;
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}
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/**
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* @return the author
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*/
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public String getAuthor() {
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return author;
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}
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/**
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* @param name
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* the name to set
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*/
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public void setName(String name) {
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this.name = name;
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}
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/**
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* @param author the author to set
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*/
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public void setAuthor(String author) {
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this.author = author;
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}
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/**
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* @return the author
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*/
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public String getAuthor() {
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return author;
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}
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/**
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* @param author
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* the author to set
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*/
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public void setAuthor(String author) {
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this.author = author;
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}
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}

‎Java-RESTful-Client-Example/src/main/java/com/howtoprogram/repository/retrofit2/BookRepositoryImplRetrofit2.java‎

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package com.howtoprogram.repository.retrofit2;
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import java.util.List;
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import com.howtoprogram.domain.Book;
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import retrofit2.Call;
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import retrofit2.Retrofit;
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import retrofit2.converter.gson.GsonConverterFactory;
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public class BookRepositoryImplRetrofit2 {
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private static final String URI_BOOK = "http://localhost:8080";
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public Book updateBook(Book book) throws Exception {
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Retrofit retrofit = new Retrofit.Builder().baseUrl(URI_BOOK).addConverterFactory(GsonConverterFactory.create())
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.build();
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BookResourceRetrofit2 service = retrofit.create(BookResourceRetrofit2.class);
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return service.updateBook(book.getId(), book).execute().body();
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}
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public Book createBook(Book book) throws Exception {
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Retrofit retrofit = new Retrofit.Builder().baseUrl(URI_BOOK).addConverterFactory(GsonConverterFactory.create())
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.build();
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BookResourceRetrofit2 bookResource = retrofit.create(BookResourceRetrofit2.class);
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return bookResource.createBook(book).execute().body();
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}
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public List<Book> getAllBooks() throws Exception {
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Retrofit retrofit = new Retrofit.Builder().baseUrl(URI_BOOK).addConverterFactory(GsonConverterFactory.create())
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.build();
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BookResourceRetrofit2 bookResource = retrofit.create(BookResourceRetrofit2.class);
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Call<List<Book>> books = bookResource.getAllBooks();
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return books.execute().body();
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}
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public static void main(String[] args) throws Exception {
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BookRepositoryImplRetrofit2 bookRepository = new BookRepositoryImplRetrofit2();
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Book book = bookRepository.getAllBooks().get(0);
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System.out.println(book);
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// bookRepository.deleteBook(book.getId());
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}
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public void deleteBook(Long id) {
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Retrofit retrofit = new Retrofit.Builder().baseUrl(URI_BOOK).addConverterFactory(GsonConverterFactory.create())
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.build();
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BookResourceRetrofit2 bookResource = retrofit.create(BookResourceRetrofit2.class);
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bookResource.deleteBook(id);
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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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}

‎Java-RESTful-Client-Example/src/main/java/com/howtoprogram/repository/retrofit2/BookResourceRetrofit2.java‎

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package com.howtoprogram.repository.retrofit2;
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import java.util.List;
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import com.howtoprogram.domain.Book;
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import retrofit2.Call;
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import retrofit2.http.Body;
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import retrofit2.http.DELETE;
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import retrofit2.http.GET;
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import retrofit2.http.Header;
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import retrofit2.http.Headers;
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import retrofit2.http.POST;
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import retrofit2.http.PUT;
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import retrofit2.http.Path;
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public interface BookResourceRetrofit2 {
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@Headers({ "Accept: application/json" })
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@GET("v1/books")
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Call<List<Book>> getAllBooks();
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@POST("v1/books")
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Call<Book> createBook(@Body Book book);
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@PUT("v1/books/{id}")
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Call<Book> updateBook(@Path("id") Long id, @Body Book book);
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@DELETE("v1/books/{id}")
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void deleteBook(@Path("id") Long id);
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}

‎Java-RESTful-Client-Example/src/test/java/com/howtoprogram/repository/retrofit2/BookRepositoryImplRetrofit2Test.java‎

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package com.howtoprogram.repository.retrofit2;
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import java.util.List;
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import org.junit.Before;
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import org.junit.Test;
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import com.howtoprogram.domain.Book;
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import junit.framework.Assert;
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public class BookRepositoryImplRetrofit2Test {
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private BookRepositoryImplRetrofit2 bookRepositoryImplRetrofit2;
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@Before
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public void initialize() {
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bookRepositoryImplRetrofit2 = new BookRepositoryImplRetrofit2();
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}
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@Test
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public void testGetAllBooks() throws Exception {
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List<Book> books = bookRepositoryImplRetrofit2.getAllBooks();
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Assert.assertTrue(books.size() > 0);
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}
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@Test
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public void testAddBook() throws Exception {
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Book book = new Book(null, "Hell", "aaa");
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Book books = bookRepositoryImplRetrofit2.createBook(book);
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Assert.assertTrue(book != null);
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}
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@Test
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public void testUpdateBook() throws Exception {
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Book book = new Book(null, "Hell", "aaa");
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Book books = bookRepositoryImplRetrofit2.createBook(book);
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Assert.assertTrue(book != null);
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}
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}

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