package com.bcloud.msg.http;import java.io.ByteArrayOutputStream;import java.io.InputStream;import java.net.URLDecoder;import org.apache.commons.httpclient.HttpClient;import org.apache.commons.httpclient.HttpStatus;import org.apache.commons.httpclient.NameValuePair;import org.apache.commons.httpclient.URI;import org.apache.commons.httpclient.methods.GetMethod;     /**     *     * @param url 應用地址，類似于http://ip:port/msg/     * @param account 賬號     * @param pswd 密碼     * @param mobile 手機號碼，多個號碼使用","分割     * @param msg 短信內容     * @param needstatus 是否需要狀態報告，需要true，不需要false     * @return 返回值定義參見HTTP協議文檔     * @throws Exception     */     public static String batchSend(String url, String account, String pswd, String mobile, String msg,              boolean needstatus, String extno) throws Exception {          HttpClient client = new HttpClient();          GetMethod method = new GetMethod();          try {              URI base = new URI(url, false);              method.setURI(new URI(base, "HttpBatchSendSM", false));              method.setQueryString(new NameValuePair[] {                        new NameValuePair("account", account),                        new NameValuePair("pswd", pswd),                        new NameValuePair("mobile", mobile),                        new NameValuePair("needstatus", String.valueOf(needstatus)),                        new NameValuePair("msg", msg),                        new NameValuePair("extno", extno),                   });              int result = client.executeMethod(method);              if (result == HttpStatus.SC_OK) {                   InputStream in = method.getResponseBodyAsStream();                   ByteArrayOutputStream baos = new ByteArrayOutputStream();                   byte[] buffer = new byte[1024];                   int len = 0;                   while ((len = in.read(buffer)) != -1) {                        baos.write(buffer, 0, len);                   }                   return URLDecoder.decode(baos.toString(), "UTF-8");              } else {                   throw new Exception("HTTP ERROR Status: " + method.getStatusCode() + ":" + method.getStatusText());              }          } finally {              method.releaseConnection();          }     }}