okhttp

package com.example.diynsg.net;import android.content.Context;import android.os.Handler;import android.os.Looper;import android.widget.Toast;import com.example.diynsg.bean.BaseBean;import com.example.diynsg.utils.NetWorkUtil;import com.google.gson.Gson;import java.io.IOException;import java.util.HashMap;import java.util.Map;import okhttp3.Call;import okhttp3.Callback;import okhttp3.FormBody;import okhttp3.OkHttpClient;import okhttp3.Request;import okhttp3.Response;import okhttp3.logging.HttpLoggingInterceptor;/** * Created by zwj on 2017/10/1. */public class HttpUtil {    private static volatile HttpUtil httpUtil;    private Context context;    private Handler handler = new Handler(Looper.getMainLooper());    private final OkHttpClient client;    public HttpUtil(Context context) {        HttpLoggingInterceptor loggingInterceptor = new HttpLoggingInterceptor();        loggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BODY);        client = new OkHttpClient.Builder()                .addInterceptor(loggingInterceptor)                .build();        this.context = context;    }    public static HttpUtil getInstance(Context context) {        if (httpUtil == null) {            synchronized (HttpUtil.class) {                if (httpUtil == null) {                    httpUtil = new HttpUtil(context);                }            }        }        return httpUtil;    }    public void doPost(String url, Map<String, String> params, final Class clazz, final OnNetListener onNetListener) {        //网络判断        if (!NetWorkUtil.isNetworkAvailable(context)) {            Toast.makeText(context, "没有网络，请查看设置", Toast.LENGTH_SHORT).show();            return;        }        if (params != null && params.size() > 0) {            FormBody.Builder builder = new FormBody.Builder();            params.put("client", "android");            for (Map.Entry<String, String> entry : params.entrySet()) {                builder.add(entry.getKey(), entry.getValue());            }            FormBody formBody = builder.build();            Request request = new Request.Builder().url(url).post(formBody).build();            client.newCall(request).enqueue(new Callback() {                @Override                public void onFailure(Call call, IOException e) {                }                @Override                public void onResponse(Call call, Response response) throws IOException {                    final BaseBean baseBean = (BaseBean) new Gson().fromJson(response.body().string(), clazz);                    int code = baseBean.getCode();                    if (code == 200) {                        handler.post(new Runnable() {                            @Override                            public void run() {                                try {                                    onNetListener.onSuccess(baseBean);                                } catch (IOException e) {                                    e.printStackTrace();                                }                            }                        });                    } else if (code == 400) {                    } else if (code == 300) {                    }                }            });        }    }    public void doGet(String url, final Class clazz, final OnNetListener onNetListener) {        //网络判断        if (!NetWorkUtil.isNetworkAvailable(context)) {            Toast.makeText(context, "没有网络，请查看设置", Toast.LENGTH_LONG).show();            return;        }        Request request = new Request.Builder().url(url).build();        client.newCall(request).enqueue(new Callback() {            @Override            public void onFailure(Call call, final IOException e) {                handler.post(new Runnable() {                    @Override                    public void run() {                        onNetListener.onError(e);                    }                });            }            @Override            public void onResponse(Call call, Response response) throws IOException {                String string = response.body().string();                final BaseBean beseBean = (BaseBean) new Gson().fromJson(string, clazz);                int code = beseBean.getCode();                if (code == 200) {                    handler.post(new Runnable() {                        @Override                        public void run() {                            try {                                onNetListener.onSuccess(beseBean);                            } catch (IOException e) {                                e.printStackTrace();                            }                        }                    });                } else if (code == 400) {                } else if (code == 300) {                }            }        });    }    /**     * @param url     * @param params     * @param header     * @param clazz     * @param onNetListener     */    public void doGet(String url, HashMap<String, String> params, HashMap<String, String> header, final Class clazz, final OnNetListener onNetListener) {        //网络判断        if (!NetWorkUtil.isNetworkAvailable(context)) {            Toast.makeText(context, "没有网络，请查看设置", Toast.LENGTH_SHORT).show();            return;        }        Request.Builder builder = new Request.Builder();        StringBuilder sb = new StringBuilder();        if(params!=null){            for (Map.Entry<String, String> entry : params.entrySet()) {                sb.append(url);                sb.append("?");                sb.append(entry.getKey());                sb.append("=");                sb.append(entry.getValue());            }            String finalUrl = sb.toString();            builder.url(finalUrl);        }else{            builder.url(url);        }        //添加请求头        if (header!=null) {            if (params != null && header.size() > 0) {                for (Map.Entry<String, String> entry : params.entrySet()) {                    builder.addHeader(entry.getKey(), entry.getValue());                }            }        }        final Request request = builder.build();        client.newCall(request).enqueue(new Callback() {            @Override            public void onFailure(Call call, final IOException e) {                handler.post(new Runnable() {                    @Override                    public void run() {                        onNetListener.onError(e);                    }                });            }            @Override            public void onResponse(Call call, Response response) throws IOException {                String string = response.body().string();                final BaseBean baseBean = (BaseBean) new Gson().fromJson(string, clazz);                int code = baseBean.getCode();                if (code == 200) {                    handler.post(new Runnable() {                        @Override                        public void run() {                            try {                                onNetListener.onSuccess(baseBean);                            } catch (IOException e) {                                e.printStackTrace();                            }                        }                    });                } else if (code == 400) {                } else if (code == 300) {                }            }        });    }}

//OnNetListener类

package com.example.diynsg.net;import com.example.diynsg.bean.BaseBean;import java.io.IOException;/** * Created by zwj on 2017/10/10. */public interface OnNetListener {    public void onSuccess(BaseBean baseBean) throws IOException;    public void onError(IOException e);}

//网络判断类

package com.example.diynsg.utils;import android.content.Context;import android.net.ConnectivityManager;import android.net.NetworkInfo;/** * Created by zwj on 2017/10/1. * 检查wifi 和 mobile */public class NetWorkUtil {    public static boolean isNetworkAvailable(final Context context){        boolean hasWifoCon=false;        boolean hasMobileCon=false;        ConnectivityManager cm= (ConnectivityManager) context.getSystemService(context.CONNECTIVITY_SERVICE);        NetworkInfo[] netInfos = cm.getAllNetworkInfo();        for(NetworkInfo net : netInfos){            String typeName = net.getTypeName();            if (typeName.equalsIgnoreCase("WIFI")){                if (net.isConnected()){                    hasWifoCon=true;                }            }            if (typeName.equalsIgnoreCase("MOBILE")){                if (net.isConnected()){                    hasMobileCon=true;                }            }        }        return hasWifoCon || hasMobileCon;    }}