retrofit2

最新推荐文章于 2022-04-25 18:19:43 发布

原创最新推荐文章于 2022-04-25 18:19:43 发布 · 295 阅读

CC 4.0 BY-SA版权

依赖：

compile 'com.squareup.retrofit2:retrofit:2.0.1'
    compile 'com.squareup.okio:okio:1.5.0'
    compile 'com.squareup.okhttp3:okhttp:3.2.0'
    compile 'com.squareup.retrofit2:converter-gson:2.0.1'
    compile 'com.squareup.okhttp3:logging-interceptor:3.4.1'

xml:

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.bwei.retofit.MainActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello World!"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent"/>

</android.support.constraint.ConstraintLayout>

package com.bwei.retofit.api;

import com.bwei.retofit.bean.User;
import com.bwei.retofit.bean.UserInfo;

import retrofit2.Call;
import retrofit2.http.GET;
import retrofit2.http.Path;

/**
 * 1. 类的用途
 * 2. @author forever
 * 3. @date 2018/3/12 19:13
 */


public interface ApiService {
    /**
     * 无参get请求
     * http://service.meiyinkeqiu.com/service/ads/cptj
     *
     * @return
     */
    @GET("service/ads/cptj")
    Call<User> getNoParmars();

    /**
     * 有参get请求
     * 拼接参数 /形式
     *
     * @return https://api.github.com/users/baiiu
     * 用下面这个接口练 上面接口有问题
     * http://gank.io/api/data/%E7%A6%8F%E5%88%A9/10/1
     *
     */
    @GET("users/{user}")
    Call<UserInfo> getHasParmars(@Path("user") String user);
  /**
   * http://www.93.gov.cn/93app/data.do
   * channelId
   * startNum
   * 拼接 ? &
   * 为主
  */
}

package com.bwei.retofit.api;

/**
 * 1. 类的用途  把公共部分封装起来
 * 2. @author forever
 * 3. @date 2018/3/12 19:18
 */


public class Api {

    public static String url = "http://service.meiyinkeqiu.com/";
    public static String userUrl = "https://api.github.com/";

}

package com.bwei.retofit;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;

import com.bwei.retofit.api.Api;
import com.bwei.retofit.api.ApiService;
import com.bwei.retofit.bean.User;
import com.bwei.retofit.bean.UserInfo;

import java.util.List;

import okhttp3.OkHttpClient;
import okhttp3.logging.HttpLoggingInterceptor;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
import retrofit2.Retrofit;
import retrofit2.converter.gson.GsonConverterFactory;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

       // getNoParmars();
        getHasParmars();
    }


    private void getNoParmars() {
        HttpLoggingInterceptor httpLoggingInterceptor = new HttpLoggingInterceptor(new HttpLoggingInterceptor.Logger() {
            @Override
            public void log(String message) {
                Log.i("xxx", message);
            }
        });
        httpLoggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
        OkHttpClient okHttpClient = new OkHttpClient.Builder().addInterceptor(httpLoggingInterceptor).build();
        //使用建造者设计模式
        Retrofit retrofit = new Retrofit.Builder().client(okHttpClient)
                .addConverterFactory(GsonConverterFactory.create())
                .baseUrl(Api.url).build();
        //通过动态代理模式得到代理对象
        ApiService apiService = retrofit.create(ApiService.class);
        Call<User> call = apiService.getNoParmars();
        call.enqueue(new Callback<User>() {

            //回调在主线程
            @Override
            public void onResponse(Call<User> call, Response<User> response) {
                User user = response.body();
                List<List<String>> dropdown = user.getDropdown();
                List<String> list = dropdown.get(0);
                String str = list.get(0);
                Log.i("xxx", str);
            }

            @Override
            public void onFailure(Call<User> call, Throwable t) {

            }
        });

    }

    private void getHasParmars() {
      
        HttpLoggingInterceptor httpLoggingInterceptor = new HttpLoggingInterceptor(new HttpLoggingInterceptor.Logger() {
            @Override
            public void log(String message) {
                Log.i("xxx", message);
            }
        });
      
        httpLoggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
      
        OkHttpClient okHttpClient = new OkHttpClient.Builder().addInterceptor(httpLoggingInterceptor).build();
        
      //使用建造者设计模式
        Retrofit retrofit = new Retrofit.Builder().client(okHttpClient)
                .addConverterFactory(GsonConverterFactory.create())
                .baseUrl(Api.userUrl)
            .build();
            
        //通过动态代理模式得到代理对象
        ApiService apiService = retrofit.create(ApiService.class);
      
        Call<UserInfo> call = apiService.getHasParmars("forever");
        call.enqueue(new Callback<UserInfo>() {
            @Override
            public void onResponse(Call<UserInfo> call, Response<UserInfo> response) {
                UserInfo userInfo = response.body();
                String name = userInfo.getName();
                Log.i("xxx", name);
            }

            @Override
            public void onFailure(Call<UserInfo> call, Throwable t) {
                 Log.i("xxx",t.getMessage());
            }
        });
    }
}



package com.bwei.retofit.bean;

/**
 * 1. 类的用途
 * 2. @author forever
 * 3. @date 2018/3/12 19:27
 */


public class UserInfo {

    /**
     * login : baiiu
     * id : 7720476
     * avatar_url : https://avatars0.githubusercontent.com/u/7720476?v=4
     * gravatar_id :
     * url : https://api.github.com/users/baiiu
     * html_url : https://github.com/baiiu
     * followers_url : https://api.github.com/users/baiiu/followers
     * following_url : https://api.github.com/users/baiiu/following{/other_user}
     * gists_url : https://api.github.com/users/baiiu/gists{/gist_id}
     * starred_url : https://api.github.com/users/baiiu/starred{/owner}{/repo}
     * subscriptions_url : https://api.github.com/users/baiiu/subscriptions
     * organizations_url : https://api.github.com/users/baiiu/orgs
     * repos_url : https://api.github.com/users/baiiu/repos
     * events_url : https://api.github.com/users/baiiu/events{/privacy}
     * received_events_url : https://api.github.com/users/baiiu/received_events
     * type : User
     * site_admin : false
     * name : Zhe Zhu
     * company : null
     * blog :
     * location : beijing
     * email : null
     * hireable : true
     * bio : heading towards the starry sky,starting from the steady step.
     * public_repos : 26
     * public_gists : 1
     * followers : 47
     * following : 84
     * created_at : 2014-05-28T04:56:40Z
     * updated_at : 2018-02-03T11:04:45Z
     */

    private String login;
    private int id;
    private String avatar_url;
    private String gravatar_id;
    private String url;
    private String html_url;
    private String followers_url;
    private String following_url;
    private String gists_url;
    private String starred_url;
    private String subscriptions_url;
    private String organizations_url;
    private String repos_url;
    private String events_url;
    private String received_events_url;
    private String type;
    private boolean site_admin;
    private String name;
    private Object company;
    private String blog;
    private String location;
    private Object email;
    private boolean hireable;
    private String bio;
    private int public_repos;
    private int public_gists;
    private int followers;
    private int following;
    private String created_at;
    private String updated_at;

    public String getLogin() {
        return login;
    }

    public void setLogin(String login) {
        this.login = login;
    }

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public String getAvatar_url() {
        return avatar_url;
    }

    public void setAvatar_url(String avatar_url) {
        this.avatar_url = avatar_url;
    }

    public String getGravatar_id() {
        return gravatar_id;
    }

    public void setGravatar_id(String gravatar_id) {
        this.gravatar_id = gravatar_id;
    }

    public String getUrl() {
        return url;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public String getHtml_url() {
        return html_url;
    }

    public void setHtml_url(String html_url) {
        this.html_url = html_url;
    }

    public String getFollowers_url() {
        return followers_url;
    }

    public void setFollowers_url(String followers_url) {
        this.followers_url = followers_url;
    }

    public String getFollowing_url() {
        return following_url;
    }

    public void setFollowing_url(String following_url) {
        this.following_url = following_url;
    }

    public String getGists_url() {
        return gists_url;
    }

    public void setGists_url(String gists_url) {
        this.gists_url = gists_url;
    }

    public String getStarred_url() {
        return starred_url;
    }

    public void setStarred_url(String starred_url) {
        this.starred_url = starred_url;
    }

    public String getSubscriptions_url() {
        return subscriptions_url;
    }

    public void setSubscriptions_url(String subscriptions_url) {
        this.subscriptions_url = subscriptions_url;
    }

    public String getOrganizations_url() {
        return organizations_url;
    }

    public void setOrganizations_url(String organizations_url) {
        this.organizations_url = organizations_url;
    }

    public String getRepos_url() {
        return repos_url;
    }

    public void setRepos_url(String repos_url) {
        this.repos_url = repos_url;
    }

    public String getEvents_url() {
        return events_url;
    }

    public void setEvents_url(String events_url) {
        this.events_url = events_url;
    }

    public String getReceived_events_url() {
        return received_events_url;
    }

    public void setReceived_events_url(String received_events_url) {
        this.received_events_url = received_events_url;
    }

    public String getType() {
        return type;
    }

    public void setType(String type) {
        this.type = type;
    }

    public boolean isSite_admin() {
        return site_admin;
    }

    public void setSite_admin(boolean site_admin) {
        this.site_admin = site_admin;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Object getCompany() {
        return company;
    }

    public void setCompany(Object company) {
        this.company = company;
    }

    public String getBlog() {
        return blog;
    }

    public void setBlog(String blog) {
        this.blog = blog;
    }

    public String getLocation() {
        return location;
    }

    public void setLocation(String location) {
        this.location = location;
    }

    public Object getEmail() {
        return email;
    }

    public void setEmail(Object email) {
        this.email = email;
    }

    public boolean isHireable() {
        return hireable;
    }

    public void setHireable(boolean hireable) {
        this.hireable = hireable;
    }

    public String getBio() {
        return bio;
    }

    public void setBio(String bio) {
        this.bio = bio;
    }

    public int getPublic_repos() {
        return public_repos;
    }

    public void setPublic_repos(int public_repos) {
        this.public_repos = public_repos;
    }

    public int getPublic_gists() {
        return public_gists;
    }

    public void setPublic_gists(int public_gists) {
        this.public_gists = public_gists;
    }

    public int getFollowers() {
        return followers;
    }

    public void setFollowers(int followers) {
        this.followers = followers;
    }

    public int getFollowing() {
        return following;
    }

    public void setFollowing(int following) {
        this.following = following;
    }

    public String getCreated_at() {
        return created_at;
    }

    public void setCreated_at(String created_at) {
        this.created_at = created_at;
    }

    public String getUpdated_at() {
        return updated_at;
    }

    public void setUpdated_at(String updated_at) {
        this.updated_at = updated_at;
    }
}

package com.bwei.retofit.bean;

import java.util.List;

/**
 * 1. 类的用途
 * 2. @author forever
 * 3. @date 2018/3/12 19:12
 */


public class User {

    private List<?> ads;
    private List<List<String>> dropdown;

    public List<?> getAds() {
        return ads;
    }

    public void setAds(List<?> ads) {
        this.ads = ads;
    }

    public List<List<String>> getDropdown() {
        return dropdown;
    }

    public void setDropdown(List<List<String>> dropdown) {
        this.dropdown = dropdown;
    }
}