okhttp四种请求方式

/**

• OKHttp3 ？

• 网络处理框架 处理网络接口

• 1:导入依赖

• OKHttp3处理网络有两种方式

• 1：同步 execute get和post 必须要放在子线程中

• 2：异步 enqueue
  */
  public class MainActivity extends AppCompatActivity implements View.OnClickListener {

  private Button Send_Btn;
  private TextView Tv_Get;
  private String mUrl = “http://www.zhaoapi.cn/home/getHome”;
  private String mPostUrl = “http://www.zhaoapi.cn/user/login”;

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

  private void initView() {
  Send_Btn = (Button) findViewById(R.id.Send_Btn);
  Tv_Get = (TextView) findViewById(R.id.Tv_Get);

   Send_Btn.setOnClickListener(this);
  

  }

  @Override
  public void onClick(View v) {
  switch (v.getId()) {
  case R.id.Send_Btn:
  // sendNet();
  // sendPost();
  // asyncSend();
  // asyncPost();
  utilsGet();
  break;
  }
  }

  //同步处理get方式 必须放在子线程里
  private void sendNet() {
  new Thread(new Runnable() {
  @Override
  public void run() {

           try {
               //1:学什么都能new出一个对象来
               OkHttpClient okHttpClient = new OkHttpClient();
               //Request就是请求的类
               Request request = new Request.Builder().url(mUrl).build();
               //发送请求newCall方法
               Call call = okHttpClient.newCall(request);
               //通过call去处理给你响应Response
               Response response = call.execute();
               //从相应体里面拿到数据
               String string = response.body().string();
               Log.e("string", string);
           } catch (IOException e) {
               e.printStackTrace();
           }
  
       }
   }).start();
  

  }

  //同步处理POST方式
  private void sendPost() {
  new Thread(new Runnable() {
  @Override
  public void run() {
  try {
  //1:学什么都能new出一个对象来
  OkHttpClient okHttpClient = new OkHttpClient();
  //创建请求体
  RequestBody requestBody = new FormBody.Builder()
  .add(“mobile”, “18513426687”)
  .add(“password”, “123456”)
  .build();
  //Request就是请求的类
  Request request = new Request.Builder().url(mPostUrl).post(requestBody).build();
  //发送请求newCall方法
  Call call = okHttpClient.newCall(request);
  //通过call去处理给你响应Response
  Response response = call.execute();
  final String string = response.body().string();
  runOnUiThread(new Runnable() {
  @Override
  public void run() {
  Toast.makeText(MainActivity.this, string, Toast.LENGTH_SHORT).show();
  }
  });
  } catch (IOException e) {
  e.printStackTrace();
  }
  }
  }).start();
  }

  //异步的Get方式
  private void asyncSend() {
  OkHttpClient okHttpClient = new OkHttpClient();
  final Request request = new Request.Builder().url(mUrl).build();
  Call call = okHttpClient.newCall(request);
  //异步处理
  call.enqueue(new Callback() {
  @Override
  public void onFailure(Call call, IOException e) {
  Log.e(“onFailure”, “onFailure”);
  }

       @Override
       public void onResponse(Call call, Response response) throws IOException {
           final String string = response.body().string();
  

// Toast.makeText(MainActivity.this, string, Toast.LENGTH_SHORT).show();
//一个小知识 不建议使用 在子线程直接刷新UI操作
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(MainActivity.this, string, Toast.LENGTH_SHORT).show();
}
});
}
});
}

//异步POST 我的微信号 lvxx18513426687
private void asyncPost() {
    OkHttpClient okHttpClient = new OkHttpClient();

    RequestBody body = new FormBody.Builder()
            .add("mobile", "18513426687")
            .add("password", "123456").build();
    //链式调用
    Request request = new Request.Builder().url(mPostUrl).post(body).build();
    okHttpClient.newCall(request).enqueue(new Callback() {
        @Override
        public void onFailure(Call call, IOException e) {
            Log.e("onFailure", "onFailure");
        }

        @Override
        public void onResponse(Call call, Response response) throws IOException {
            final String string = response.body().string();
            runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    Toast.makeText(MainActivity.this, string, Toast.LENGTH_SHORT).show();
                }
            });
        }
    });
}

//下边的代码都采用工具类调用
private void utilsGet() {
    new Thread(new Runnable() {
        @Override
        public void run() {
            try {
                final String jsonStr = OkHttpUtils.getInstance().get(mUrl);
                runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        Toast.makeText(MainActivity.this, jsonStr, Toast.LENGTH_SHORT).show();
                    }
                });
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }).start();
}

}