OkHTTPUTILS的封装

使用之前导入依赖

compile 'com.squareup.okhttp3:okhttp:3.9.1'

然后进行封装

package com.bwie.newjingd.utils;import android.os.Handler;import android.util.Log;import com.google.gson.Gson;import java.io.IOException;import java.util.Map;import okhttp3.Call;import okhttp3.Callback;import okhttp3.FormBody;import okhttp3.OkHttpClient;import okhttp3.Request;import okhttp3.Response;/** * author:Created by WangZhiQiang on 2017/12/5. */public class OKHttpUtils {    private static OKHttpUtils okHttpUtils;    private static Handler handler = new Handler();    //私有化构造方法    public OKHttpUtils() {    }    /**     * 获取OKhttpClient实例化     */    public static OKHttpUtils getInstance() {        if (null == okHttpUtils) {            synchronized (OKHttpUtils.class) {                if (null == okHttpUtils) {                    okHttpUtils = new OKHttpUtils();                }            }        }        return okHttpUtils;    }    /**     * 封装的异步Get请求     */    public void doGet(String path, Map<String, String> map, final OKHttpCallBack okHttpCallBack) {        //创建一个字符串容器        StringBuilder sb = null;        if (map.size() == 0) {            if (null == sb) {                sb = new StringBuilder();                sb.append(path);            }        } else {            for (String key : map.keySet()) {                if (null == sb) {                    sb = new StringBuilder();                    sb.append(path);                    sb.append("?");                } else {                    sb.append("&");                }                sb.append(key).append("=").append(map.get(key));            }        }//        StringBuilder sb = new StringBuilder();//        sb.append(path).append("?");//        for(Map.Entry entry:map.entrySet()){//            sb.append(entry.getKey()).append("=").append(entry.getValue()).append("&");//        }////        sb.deleteCharAt(sb.lastIndexOf("&"));        //Log.e("WWWWW",sb.toString());        OkHttpClient okHttpClient = new OkHttpClient.Builder()                .addInterceptor(new CommonParamsInterceptor())                .build();        Request request = new Request.Builder()                .url(sb.toString())                .get()                .build();        //OKHttp 网络        Call call = okHttpClient.newCall(request);        //异步请求        call.enqueue(new Callback() {            @Override            public void onFailure(Call call, IOException e) {                //请求失败                okHttpCallBack.onFailed(e.getMessage());            }            @Override            public void onResponse(Call call, final Response response) throws IOException {                final String str = response.body().string();                //Log.i("fff", "sssss"+str + "");                //请求成功                handler.post(new Runnable() {                    @Override                    public void run() {                        okHttpCallBack.onSuccess(str);                    }                });            }        });    }}

shixianjiekou

package com.bwie.newjingd.utils;/** * Created by 老北城 on 2017/12/11. */public interface OKHttpCallBack {    void onSuccess(String str);    void onFailed(String message);}

lanjieqi

package com.bwie.newjingd.utils;import java.io.IOException;import okhttp3.FormBody;import okhttp3.Interceptor;import okhttp3.Request;import okhttp3.RequestBody;import okhttp3.Response;

/** * 应用层拦截器 */public class CommonParamsInterceptor implements Interceptor {    @Override    public Response intercept(Chain chain) throws IOException {        //得到原始的请求对象        Request request = chain.request();//原始的请求项        //得到请求方式 Get 、Post        String method = request.method();        if("GET".equals(method)){            //取出原始的url            String oldUrl = request.url().toString();            System.out.println("原始的url : "+oldUrl);            String newUrl = oldUrl + "&source=android";            System.out.println("一个新的请求url : "+newUrl);            //构建新的request            request = new Request.Builder()                    .url(newUrl)                    .build();        }else if("POST".equals(method)){            //1,取出旧的参数以及url            FormBody body = (FormBody) request.body();            //取出旧的Url            String oldUrl = request.url().toString();            //构建一个新的FormBody            FormBody.Builder newFormBody = new FormBody.Builder();            for (int i = 0; i < body.size();i++){                String key = body.name(i);//keywors                String value = body.value(i);//value                newFormBody.add(key,value);            }            //公共参数            newFormBody.add("source","android");            //新构建的reqeust            request = new Request.Builder()                    .url(oldUrl)                    .post(newFormBody.build())                    .build();            //2.构建请求体            //3.重新执行        }        return chain.proceed(request);    }}

OK没封装的使用

package com.bwie.newjingd.model;import android.os.Handler;import com.bwie.newjingd.bean.Car_Select;import com.bwie.newjingd.bean.Lunbotu;import com.bwie.newjingd.bean.TuijianBean;import com.bwie.newjingd.presenter.Car_Select_p;import com.bwie.newjingd.utils.OKHttpCallBack;import com.bwie.newjingd.utils.OKHttpUtils;import com.google.gson.Gson;import java.util.HashMap;import java.util.List;import okhttp3.Call;import okhttp3.OkHttpClient;import okhttp3.Request;import okhttp3.Response;/** * Created by 老北城 on 2017/12/17. */public class Car_Model_Select {    private final Handler handler=new Handler();    public void select(final Car_Select_p car_select_p){        new Thread() {            @Override            public void run() {                super.run();                try {                    //HttpClient请求                    OkHttpClient okHttpClient = new OkHttpClient();                    Request request = new Request.Builder()                            .get()//请求方式                            .url("http://120.27.23.105/product/getCarts?source=android&uid=88")//请求网址                            .build();//创建,开始请求                    //准备发送请求                    Call call = okHttpClient.newCall(request);                    //执行请求                    Response response = call.execute();                    //得到请求结果                    String result = response.body().string();                    Gson gson = new Gson();                    Car_Select car_select = gson.fromJson(result, Car_Select.class);                    final List<Car_Select.DataBean> data = car_select.getData();                    handler.post(new Runnable() {                        @Override                        public void run() {                            car_select_p.onSuccess(data);                        }                    });                } catch (Exception e) {                    e.printStackTrace();                }            }        }.start();    }}