OkHttp框架的简单使用

来源：互联网发布：陈奕迅阿猫阿狗知乎编辑：程序博客网时间：2024/05/08 16:19

布局部分

<?xml version="1.0" encoding="utf-8"?><LinearLayout    xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context="com.lt.okhttppost.MainActivity"> <Button     android:layout_width="match_parent"     android:layout_height="wrap_content"     android:onClick="StringClick"     android:text="点我上传String类型"/> <Button     android:layout_width="match_parent"     android:layout_height="wrap_content"     android:onClick="KeyValueClick"     android:text="点我上传KeyValue类型"/> <Button     android:layout_width="match_parent"     android:layout_height="wrap_content"     android:onClick="FileClick"     android:text="点我上传File类型"/></LinearLayout>

mainactivity 部分

package com.lt.okhttppost;import android.os.Environment;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.util.Log;import android.view.View;import java.io.File;import java.io.IOException;import okhttp3.FormBody;import okhttp3.MediaType;import okhttp3.OkHttpClient;import okhttp3.Request;import okhttp3.RequestBody;import okhttp3.Response;import okhttp3.ResponseBody;public class MainActivity extends AppCompatActivity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);    }    //构建json字符串    private String buildJson(String player1, String player2) {        return "{'winCondition':'HIGH_SCORE',"                + "'name':'Bowling',"                + "'round':4,"                + "'lastSaved':1367702411696,"                + "'dateStarted':1367702378785,"                + "'players':["                + "{'name':'" + player1 + "','history':[10,8,6,7,8],'color':-13388315,'total':39},"                + "{'name':'" + player2 + "','history':[6,10,5,10,10],'color':-48060,'total':41}"                + "]}";    }    //    public void StringClick(View view) {        try {//1.            OkHttpClient okHttpClient = new OkHttpClient();            //5.type  &  json            MediaType type = MediaType.parse("application/json;charset=utf-8");            String json = buildJson("Colin", "CHEN");            //4.生成一个requestBody对象            RequestBody requestBody = RequestBody.create(type, json);            //3.            Request request = new Request.Builder().url("需要我们上传的地址【服务器的地址】").post(requestBody).build();            //2.            Response response = okHttpClient.newCall(request).execute();            if (response.isSuccessful()){                ResponseBody responseBody = response.body();                String result = responseBody.string();                Log.e("TAG","上传成功"+result);            }        } catch (IOException e) {            e.printStackTrace();        }    }    //    public void KeyValueClick(View view) {      new Thread(new Runnable() {          @Override          public void run() {              OkHttpClient okHttpClient = new OkHttpClient();              try {                  RequestBody body = new FormBody.Builder().add("_name","CHEN").add("_id","123").build();                  Request request = new Request.Builder().url("").post(body).build();                  Response response = okHttpClient.newCall(request).execute();                  if (response.isSuccessful()){                      String string = response.body().string();                      Log.e("Tag","上传成功"+string);                  }              } catch (IOException e) {                  e.printStackTrace();              }          }      }).start();    }    //    public void FileClick(View view) {        OkHttpClient okHttpClient = new OkHttpClient();        try {            MediaType type = MediaType.parse("text/*");            String path = Environment.getExternalStorageDirectory().getAbsolutePath()+File.separator+"文件夹名"+File.separator + "文件名";            File file = new File(path);            RequestBody body = RequestBody.create(type,file);            Request request = new Request.Builder().url("").post(body).build();            Response response = okHttpClient.newCall(request).execute();            if (response.isSuccessful()){                String string = response.body().string();                Log.e("TAG", "成功了---" + string);            }        } catch (IOException e) {            e.printStackTrace();        }    }}

Constants

package com.lt.okhttppost;/** * Created by Administrator */public class Constant {    // 最新    public final static String URL_LATEST0 = "http://lib.wap.zol.com.cn/ipj/docList.php?class_id=0&page=%d&vs=and380&retina=1";    public final static String URL_LATEST = "http://m2.qiushibaike.com/article/list/latest?page=%d";}

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