HttpUtil

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package com.example.nsglx.net;import android.content.Context;import android.os.Environment;import android.os.Handler;import android.os.Looper;import android.widget.Toast;import com.example.nsglx.bean.BaseBean;import com.example.nsglx.utils.NetWorkUtil;import com.google.gson.Gson;import java.io.File;import java.io.IOException;import java.util.HashMap;import java.util.Map;import okhttp3.Call;import okhttp3.Callback;import okhttp3.FormBody;import okhttp3.MediaType;import okhttp3.MultipartBody;import okhttp3.OkHttpClient;import okhttp3.Request;import okhttp3.RequestBody;import okhttp3.Response;import okhttp3.logging.HttpLoggingInterceptor;/** * Created by peng on 2017/9/27. */public class HttpUtil {    private static volatile HttpUtil httpUtil;    private final OkHttpClient client;    private Context context;    private Handler handler = new Handler(Looper.getMainLooper());    private HttpUtil(Context context) {        //缓存目录        File sdcache = new File(Environment.getExternalStorageDirectory(), "cache");        int cacheSize = 10 * 1024 * 1024;        HttpLoggingInterceptor logging = new HttpLoggingInterceptor();        logging.setLevel(HttpLoggingInterceptor.Level.BODY);        client = new OkHttpClient.Builder()                .addInterceptor(logging)//                .addNetworkInterceptor(new CacheInterceptor())//                .writeTimeout(20, TimeUnit.SECONDS)//                .readTimeout(20, TimeUnit.SECONDS)//                .cache(new Cache(sdcache,cacheSize))                .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 download(String url, Callback callback) {        Request request = new Request.Builder().url(url).build();        client.newCall(request).enqueue(callback);    }    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_SHORT).show();            return;        }        Request.Builder builder = new Request.Builder();        builder.url(url);        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) {                }            }        });    }    /**     * @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();        if (params != null && params.size() > 0) {            StringBuilder sb = new StringBuilder();            for (Map.Entry<String, String> entry : params.entrySet()) {                sb.append(url);                sb.append("?");                sb.append(entry.getKey());                sb.append("=");                sb.append(entry.getValue());            }            url = sb.toString();        }        builder.url(url);        //添加请求头        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) {                }            }        });    }    /**     * 上传     *     * @param url     * @param fileName     */    public void uploadFile(String url, String fileName) {        String file = Environment.getExternalStorageState() + "/" + fileName;        RequestBody fileBody = RequestBody.create(MediaType.parse("application/octet-stream"), file);        //创建RequestBody 设置类型等        RequestBody requestBody = new MultipartBody.Builder()                .setType(MultipartBody.FORM)                .addFormDataPart("file", fileName, fileBody).build();        Request request = new Request.Builder().url(url).post(requestBody).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 {            }        });    }    /**     * 下载     *     * @param url     */    public void download(String url) {        Request request = new Request.Builder().url(url).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 {            }        });    }    }
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