AsyncHttpClient client = new AsyncHttpClient();   RequestParams params = new RequestParams(); params.addHeader(HTTP.CONTENT_TYPE,               "application/x-www-form-urlencoded;charset=UTF-8");        params.put("loginer_id", "4363");        params.put("tzcodelist", "0047,0046,0043");        params.put("downlimit", "1");        params.put("uplimit", "100");        client.post(url, params, new JsonHttpResponseHandler() {            @Override            public void onSuccess(int statusCode, Header[] headers, String response) {                super.onSuccess(statusCode, headers, response);                Toast.makeText(getApplication(),"同步数据完成",Toast.LENGTH_SHORT).show();                Toast.makeText(getApplication(), response, Toast.LENGTH_LONG).show();                new Handler().postDelayed(new Runnable() {                    @Override                    public void run() {                        //在主线程中执行                        Toast.makeText(getApplication(),"同步数据完成",Toast.LENGTH_SHORT).show();                    }                }, 500);            }            @Override            public void onFailure(int statusCode, Header[] headers, String responseString, Throwable throwable) {                super.onFailure(statusCode, headers, responseString, throwable);                Toast.makeText(getApplication(), "同步数据失败", Toast.LENGTH_LONG).show();                new Handler().postDelayed(new Runnable() {                    @Override                    public void run() {                        //在主线程中执行                        Toast.makeText(getApplication(), "同步数据失败", Toast.LENGTH_LONG).show();                    }                }, 50);            }        });

 String url = "http://222.169.11.226:7000/WebServiceAndroidcm.asmx/GetCminfoByTzcodeList";       // String url = "http://123.232.120.76:6011/api/UserInfo?xq_id=1";        RequestParams params = new RequestParams(url);        params.addHeader(HTTP.CONTENT_TYPE,               "application/x-www-form-urlencoded;charset=UTF-8");        params.addBodyParameter("loginer_id", "4363");        params.addBodyParameter("tzcodelist", "0047,0046,0043");        params.addBodyParameter("downlimit", "1");        params.addBodyParameter("uplimit", "100");        x.http().post(params, new Callback.CommonCallback<String>() {            @Override            public void onCancelled(Callback.CancelledException arg0) {                Toast.makeText(getApplication(), "cancle", Toast.LENGTH_SHORT).show();            }            // 注意:如果是自己onSuccess回调方法里写了一些导致程序崩溃的代码，也会回调道该方法，因此可以用以下方法区分是网络错误还是其他错误            // 还有一点，网络超时也会也报成其他错误，还需具体打印出错误内容比较容易跟踪查看            @Override            public void one rror(Throwable ex, boolean isOnCallback) {                Toast.makeText(x.app(), "fuk", Toast.LENGTH_SHORT).show();                if (ex instanceof HttpException) { // 网络错误                    HttpException httpEx = (HttpException) ex;                    int responseCode = httpEx.getCode();                    String responseMsg = httpEx.getMessage();                    String errorResult = httpEx.getResult();                    Toast.makeText(getApplication(), errorResult, Toast.LENGTH_SHORT).show();                    // ...                } else { // 其他错误                    // ...                    Toast.makeText(x.app(), "funck you", Toast.LENGTH_SHORT).show();                }            }            // 不管成功或者失败最后都会回调该接口            @Override            public void onFinished() {             //   Toast.makeText(getApplication(), "llafda", Toast.LENGTH_SHORT).show();            }            @Override            public void onSuccess(String arg0) {                Toast.makeText(getApplication(), "chegngonng le ", Toast.LENGTH_SHORT).show();            }        });

package me.http;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.OutputStream;import java.io.OutputStreamWriter;import java.net.HttpURLConnection;import java.net.InetSocketAddress;import java.net.Proxy;import java.net.URL;import java.net.URLConnection;import java.util.Iterator;import java.util.Map;public class HttpRequestor {        private String charset = "utf-8";    private Integer connectTimeout = null;    private Integer socketTimeout = null;    private String proxyHost = null;    private Integer proxyPort = null;        /**     * Do GET request     * @param url     * @return     * @throws Exception     * @throws IOException     */    public String doGet(String url) throws Exception {                URL localURL = new URL(url);                URLConnection connection = this.openConnection(localURL);        HttpURLConnection httpURLConnection = (HttpURLConnection)connection;                httpURLConnection.setRequestProperty("Accept-Charset", charset);        httpURLConnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");                InputStream inputStream = null;        InputStreamReader inputStreamReader = null;        BufferedReader reader = null;        StringBuffer resultBuffer = new StringBuffer();        String tempLine = null;        //响应失败        if (httpURLConnection.getResponseCode() >= 300) {            throw new Exception("HTTP Request is not success, Response code is " + httpURLConnection.getResponseCode());        }                try {            inputStream = httpURLConnection.getInputStream();            inputStreamReader = new InputStreamReader(inputStream);            reader = new BufferedReader(inputStreamReader);                        while ((tempLine = reader.readLine()) != null) {                resultBuffer.append(tempLine);            }                    } finally {                        if (reader != null) {                reader.close();            }                        if (inputStreamReader != null) {                inputStreamReader.close();            }                        if (inputStream != null) {                inputStream.close();            }                    }        return resultBuffer.toString();    }        /**     * Do POST request     * @param url     * @param parameterMap     * @return     * @throws Exception      */    public String doPost(String url, Map parameterMap) throws Exception {                /* Translate parameter map to parameter date string */        StringBuffer parameterBuffer = new StringBuffer();        if (parameterMap != null) {            Iterator iterator = parameterMap.keySet().iterator();            String key = null;            String value = null;            while (iterator.hasNext()) {                key = (String)iterator.next();                if (parameterMap.get(key) != null) {                    value = (String)parameterMap.get(key);                } else {                    value = "";                }                                parameterBuffer.append(key).append("=").append(value);                if (iterator.hasNext()) {                    parameterBuffer.append("&");                }            }        }                System.out.println("POST parameter : " + parameterBuffer.toString());                URL localURL = new URL(url);                URLConnection connection = this.openConnection(localURL);        HttpURLConnection httpURLConnection = (HttpURLConnection)connection;                httpURLConnection.setDoOutput(true);        httpURLConnection.setRequestMethod("POST");        httpURLConnection.setRequestProperty("Accept-Charset", charset);        httpURLConnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");        httpURLConnection.setRequestProperty("Content-Length", String.valueOf(parameterBuffer.length()));                OutputStream outputStream = null;        OutputStreamWriter outputStreamWriter = null;        InputStream inputStream = null;        InputStreamReader inputStreamReader = null;        BufferedReader reader = null;        StringBuffer resultBuffer = new StringBuffer();        String tempLine = null;                try {            outputStream = httpURLConnection.getOutputStream();            outputStreamWriter = new OutputStreamWriter(outputStream);                        outputStreamWriter.write(parameterBuffer.toString());            outputStreamWriter.flush();            //响应失败            if (httpURLConnection.getResponseCode() >= 300) {                throw new Exception("HTTP Request is not success, Response code is " + httpURLConnection.getResponseCode());            }            //接收响应流         inputStream = httpURLConnection.getInputStream();            inputStreamReader = new InputStreamReader(inputStream);            reader = new BufferedReader(inputStreamReader);                        while ((tempLine = reader.readLine()) != null) {                resultBuffer.append(tempLine);            }                    } finally {                        if (outputStreamWriter != null) {                outputStreamWriter.close();            }                        if (outputStream != null) {                outputStream.close();            }                        if (reader != null) {                reader.close();            }                        if (inputStreamReader != null) {                inputStreamReader.close();            }                        if (inputStream != null) {                inputStream.close();            }                    }        return resultBuffer.toString();    }    private URLConnection openConnection(URL localURL) throws IOException {        URLConnection connection;        if (proxyHost != null && proxyPort != null) {            Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyHost, proxyPort));            connection = localURL.openConnection(proxy);        } else {            connection = localURL.openConnection();        }        return connection;    }        /**     * Render request according setting     * @param request     */    private void renderRequest(URLConnection connection) {                if (connectTimeout != null) {            connection.setConnectTimeout(connectTimeout);        }                if (socketTimeout != null) {            connection.setReadTimeout(socketTimeout);        }            }    /*     * Getter & Setter     */    public Integer getConnectTimeout() {        return connectTimeout;    }    public void setConnectTimeout(Integer connectTimeout) {        this.connectTimeout = connectTimeout;    }    public Integer getSocketTimeout() {        return socketTimeout;    }    public void setSocketTimeout(Integer socketTimeout) {        this.socketTimeout = socketTimeout;    }    public String getProxyHost() {        return proxyHost;    }    public void setProxyHost(String proxyHost) {        this.proxyHost = proxyHost;    }    public Integer getProxyPort() {        return proxyPort;    }    public void setProxyPort(Integer proxyPort) {        this.proxyPort = proxyPort;    }    public String getCharset() {        return charset;    }    public void setCharset(String charset) {        this.charset = charset;    }    }