OkHttp 封装

private OkHttpClient mClient;

private volatile static OKhttpManager sManager;//防止多个线程同时访问.比synchronized轻

private volatile static OKhttpManager manager;

private static Handler mHandler;

private Reader reader;

///////////////////////////////////////使用构造方法,完成初始化////////////////////////

public OKhttpManager() {

mClient = new OkHttpClient();

mHandler = new Handler();

}

///////////////////////////////////////使用单例模式,通过获取的方式拿到对象/////////////

public static OKhttpManager getInstance(){

if (sManager == null) {

sManager=new OKhttpManager();

}

return sManager;

}

//////////////////////////////////////////////定义接口//////////////////////////////////////

interface Func1{

void onResponse(String result);

}

interface Func2{

void onResponse(byte[] result);

}

interface Func3{

void onResponse(JSONObject jsonObject);

}

interface Func4{

void onResponse(Bean bean);

}

//////////////////////////////////////////////////使编写代码运行在主线程////////////////////

//处理请求网络成功的方法,返回的结果是json字符串

private static void onSuccessJsonStringMethod (final String jsonValue, final Func1 callBack){

//这里我用的是mHandler.post(new Runnable()){}方法更新UI

mHandler.post(new Runnable() {//代码是在UI线程执行

@Override

public void run() {

if (callBack!=null){

try{

callBack.onResponse(jsonValue);

}catch(Exception e){

e.printStackTrace();

}

}

}

});

}

/**

* 返回响应的结果是json对象

* @param jsonValue

* @param callBack

*/

private void onSuccessJsonObjectMethod(final String jsonValue, final Func3 callBack){

mHandler.post(new Runnable() {

@Override

public void run() {

if (callBack!=null){

try{

callBack.onResponse(new JSONObject(jsonValue));

}catch(JSONException e){

e.printStackTrace();

}

}

}

});

}

/**

* 请求返回的是byte[] 数组

* @param data

* @param callBack

*/

private void onSuccessByteMethod(final byte[] data,final Func2 callBack){

mHandler.post(new Runnable() {

@Override

public void run() {

if (callBack!=null){

callBack.onResponse(data);

}

}

});

}

/**

* 返回的Bean对象到Func4接口中

* @param string

* @param callBack

*/

private void onSuccessJsonToBean(final String string, final Func4 callBack) {

mHandler.post(new Runnable() {

@Override

public void run() {

Gson gson=new Gson();

Bean bean=gson.fromJson(string,Bean.class);

callBack.onResponse(bean);

}

});

}

///////////////////////////下面就是可以调用的方法了///////////////////////////////////////////////////

/**

* 请求指定的url返回的结果是json字符串

* @param url

* @param callBack

*/

public void asyncJsonStringByURL(String url,final Func1 callBack){

final Request request = new Request.Builder().url(url).build();

mClient.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

if (response!=null&&response.isSuccessful()){

onSuccessJsonStringMethod(response.body().string(),callBack);

}

}

});

}

/**

* 返回响应的结果是bean对象

* @param url

* @param callBack

*/

public void getBeanMethod(String url, final Func4 callBack){

final Request request = new Request.Builder().url(url).build();

mClient.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

System.out.println("网络错误"+e.toString());

}

@Override

public void onResponse(Call call, Response response) throws IOException {

if (response!=null&&response.isSuccessful()){

ResponseBody body = response.body();

reader = body.charStream();

String res=null;

BufferedReader bf=new BufferedReader(reader);

StringBuffer sb=new StringBuffer();

while ((res=bf.readLine())!=null){

sb.append(res);

}

onSuccessJsonToBean(new String(sb.toString().getBytes(),"UTF-8"),callBack);

}

}

});

}

/**

* 请求返回的是json对象

*

* @param url

* @param callBack

*/

public void asyncJsonObjectByURL(String url, final Func3 callBack) {

final Request request = new Request.Builder().url(url).build();

mClient.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

if (response != null && response.isSuccessful()) {

onSuccessJsonObjectMethod(response.body().string(), callBack);

}

}

});

}

/**

* 请求返回的是byte字节数组

*/

public void asyncGetByteByURL(String url, final Func2 callBack) {

final Request request = new Request.Builder().url(url).build();

mClient.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

if (response != null && response.isSuccessful()) {

onSuccessByteMethod(response.body().bytes(), callBack);

}

}

});

}

/**

* 表单提交

* @param url

* @param params

* @param callBack

*/

public void sendComplexForm(String url, Map<String, String> params, final Func1 callBack) {

FormBody.Builder form_builder = new FormBody.Builder();//表单对象，包含以input开始的对象，以html表单为主

RequestBody bodys=new FormBody.Builder().build();

//键值非空

if (params != null && !params.isEmpty()) {

for(Map.Entry<String,String> entry : params.entrySet()){

form_builder.add(entry.getKey(),entry.getValue());

}

}

RequestBody request_body = form_builder.build();

Request request = new Request.Builder().url(url).post(request_body).build();//采用post方式提交

mClient.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

if (response!=null&&response.isSuccessful()){

onSuccessJsonStringMethod(response.body().string(), callBack);

}

}

});

}

////////////////////////////////////////////////////////////

////post请求发送json字符串

////////////////////////////////////////////////////////////

public void sendJsonStr(String url, String jsonStr, final Func1 callBack){

MediaType JSON = MediaType.parse("application/json; charset=utf-8");

RequestBody body = RequestBody.create(JSON, jsonStr);

Request request = new Request.Builder().url(url).post(body).build();//采用post方式提交

mClient.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

}

@Override

public void onResponse(Call call, Response response) throws IOException {

onSuccessJsonStringMethod(response.body().string(),callBack);

}

});

}

////////////////////////////////////////////////////////////

////post请求上传文件

////////////////////////////////////////////////////////////

public void upLoadFile(String url,File file,final Func1 callBack){

MediaType type = MediaType.parse("application/octet-stream");

RequestBody body = RequestBody.create(type, file);

MultipartBody body1=new MultipartBody.Builder().addFormDataPart("a",file.getName(),body).build();

Request request=new Request.Builder().url(url).post(body1).build();

mClient.newCall(request).enqueue(new Callback() {

@Override

public void onFailure(Call call, IOException e) {

System.out.println("上传文件失败");

}

@Override

public void onResponse(Call call, Response response) throws IOException {

onSuccessJsonStringMethod(response.body().string(),callBack);

}

});

}

}