用短信方式发送到用户手机上的代码怎么写啊？

我想做一个学校老师发布作业，同时以短信方式将作业发送到学生家长手机上的功能，这该如何做啊？
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是J2ME的吗？J2ME不清楚，之前做过和移动的接口，由他们来发送。
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用java做的
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package com.fetion.test;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Properties;

import org.apache.commons.httpclient.Header;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.PostMethod;

/**
* API2.1调用:f.php?phone=xxxxxx&pwd=xxx&to=xxxx&msg=xxxx&type=0
*以上接口参数详细说明 VIP API
*1.phone:手机号
*2.pwd:飞信密码
*3.to:发送给谁(手机号或飞信号)
*4.msg:飞信内容
*5.type:操作 0(空)发送短信 1检查好友 2添加好友
*6.u:备用参数:当发送内容为乱码时 在最后加上&u=1
*/
public class Fetion {
    //自己的手机号
    private static String PHONE = "";  
    //自己的飞信密码
    private static String PWD = "";  
    //对方的手机号
    private static String TO = "";  
    //
    private static String configuration;
   
    private Properties config = new Properties();
   
    public Fetion(){
        init();
    }
    //初始化配置文件
    public void init(){
        try {
            InputStream is = new FileInputStream("FetionConfig");
            config.load(new InputStreamReader(is));
            configuration=config.getProperty("WeekendGreetings");
            System.out.println(configuration);
            PHONE=config.getProperty("phone");
            PWD=config.getProperty("pwd");
            TO=config.getProperty("to");
            is.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
     public static void sendMsg(String _phone,String _pwd,String _to,String _msg) throws HttpException, IOException{  
                 HttpClient client = new HttpClient();  
                 PostMethod post = new PostMethod("http://3.ibtf.sinaapp.com/f.php");  
                 post.addRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=utf-8");//在头文件中设置转码   
                 NameValuePair[] data ={   
                         new NameValuePair("phone", _phone),  
                         new NameValuePair("pwd", _pwd),  
                         new NameValuePair("to",_to),  
                         new NameValuePair("msg",_msg),  
                         new NameValuePair("type","0")  
                         };  
                 post.setRequestBody(data);  
               
                 client.executeMethod(post);  
                 Header[] headers = post.getResponseHeaders();  
                 int statusCode = post.getStatusCode();  
                 System.out.println("statusCode:"+statusCode);  
                 for(Header h : headers){  
                     System.out.println(h.toString());  
                 }  
                 //String result = new String(post.getResponseBodyAsString().getBytes("utf-8"));   
                 //System.out.println(result);   
                 System.out.println("ok!");  
                 post.releaseConnection();  
             }  
     public  void start(){
         try {
            FileReader fr = new FileReader(configuration);
            BufferedReader br = new BufferedReader(fr);
            String MSG=null;
            
            while ((MSG=br.readLine())!=null) {
                Fetion.sendMsg(PHONE, PWD, TO, MSG);  
            }
            br.close();
            fr.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        
     }
     public static void main(String[] args) {  
         Fetion f = new Fetion();
         f.start();
        }  

}

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表示着我就不懂了。来学习的
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围观下，提好的
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谢了
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围观中
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这个需要接口程序  你可以先试试 飞信的接口 发送短信 其实挺简单的

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确实挺厉害的
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