利用JML开发的一个小例子，附详细注释

利用JML开发的一个小例子，附详细注释。有问题的地方希望大家能帮我提出来，呵呵

/**//*
*msntest.java
*
*Createdon2007年4月11日,下午1:40
*
*Tochangethistemplate,chooseTools|TemplateManager
*andopenthetemplateintheeditor.
*/

packagejavamsn;

importjava.text.SimpleDateFormat;
importjava.util.Date;
importnet.sf.jml.MsnContact;
importnet.sf.jml.MsnList;
importnet.sf.jml.MsnMessenger;
importnet.sf.jml.MsnProtocol;
importnet.sf.jml.MsnSwitchboard;
importnet.sf.jml.MsnUserStatus;
importnet.sf.jml.event.MsnAdapter;
importnet.sf.jml.impl.MsnContactImpl;
importnet.sf.jml.impl.MsnMessengerFactory;
importnet.sf.jml.message.MsnControlMessage;
importnet.sf.jml.message.MsnDatacastMessage;
importnet.sf.jml.message.MsnInstantMessage;
importnet.sf.jml.message.MsnSystemMessage;
importnet.sf.jml.message.MsnUnknownMessage;

/***//**
*欢迎装载，但请说明出处
*@authorzhappy
*/
publicclassmsntestextendsMsnAdapter...{
privateMsnMessengermessenger=null;
privateStringemail=null,password=null;

/***//**Createsanewinstanceofmsntest*/
publicmsntest()...{
}

publicstaticvoidmain(Stringargs[])
throwsClassNotFoundException,InstantiationException,IllegalAccessException...{
msntestmsn=(msntest)Class.forName("javamsn.msntest").newInstance();//创建类实例
msn.setEmail("[e-mail]");//设置登录用户
msn.setPassword("01234567890");//设置密码
msn.start();
}

//打印信息
privatestaticvoidmsg(Objectobj)...{
SimpleDateFormatsdf=newSimpleDateFormat("MM-ddHH:mm");
if(objinstanceofThrowable)
System.err.println("["+sdf.format(newDate())+"]"+obj);
else
System.out.println("["+sdf.format(newDate())+"]"+obj);
}

privatevoidstart()...{
messenger=MsnMessengerFactory.createMsnMessenger(email,password);//创建MsnMessenger
messenger.setSupportedProtocol(newMsnProtocol[]...{MsnProtocol.MSNP12});//设置登录协议
messenger.getOwner().setInitStatus(MsnUserStatus.ONLINE);//设置用户状态
messenger.addListener(this);//注册事件
messenger.login();//登录
}

//收到正常信息的时候发生
publicvoidinstantMessageReceived(MsnSwitchboardswitchboard,
MsnInstantMessagemessage,MsnContactcontact)...{
msg(contact.getDisplayName()+"对我说："+message.getContent());
//如果聊天内容为exit，退出
if(message.getContent().trim().equalsIgnoreCase("exit"))...{
msg(contact.getDisplayName()+"对我发出退出指令。");
messenger.logout();
System.exit(0);
}
message.setContent("Hello,I'mrobot!");//设置要发送消息内容
message.setFontRGBColor((int)(Math.random()*255*255*255));//设置消息的文本颜色
switchboard.sendMessage(message);//发送信息
}

//收到系统信息的时候发生，登录时
publicvoidsystemMessageReceived(MsnMessengermessenger,
MsnSystemMessagemessage)...{
//msg(messenger+"recvsystemmessage"+message);
}

//当在联系人聊天窗口获得光标并按下第一个键时发生
publicvoidcontrolMessageReceived(MsnSwitchboardswitchboard,
MsnControlMessagemessage,MsnContactcontact)...{
msg(contact.getFriendlyName()+"正在输入文字。");
}

//异常时发生
publicvoidexceptionCaught(MsnMessengermessenger,Throwablethrowable)...{
msg(messenger+throwable.toString());
msg(throwable);
}

//登录完成时发生
publicvoidloginCompleted(MsnMessengermessenger)...{
msg(messenger.getOwner().getDisplayName()+"登录成功！");
//messenger.getOwner().setDisplayName("天天持之以恒");
}

//注销时发生
publicvoidlogout(MsnMessengermessenger)...{
msg(messenger+"logout");
}

//收到系统广播信息时发生
publicvoiddatacastMessageReceived(MsnSwitchboardswitchboard,
MsnDatacastMessagemessage,MsnContactfriend)...{
msg(switchboard+"recvdatacastmessage"+message);
switchboard.sendMessage(message,false);
}

//收到目前不能处理的信息时发生
publicvoidunknownMessageReceived(MsnSwitchboardswitchboard,
MsnUnknownMessagemessage,MsnContactfriend)...{
//msg(switchboard+"recvunknownmessage"+message);
}

publicvoidcontactListInitCompleted(MsnMessengermessenger)...{
listContacts();
}

/***//**
*更新好友列表完成时发生
*/
publicvoidcontactListSyncCompleted(MsnMessengermessenger)...{
listContacts();
}

/***//**
*关闭一个聊天窗口时发生
*/
publicvoidswitchboardClosed(MsnSwitchboardswitchboard)...{
msg("switchboardStarted"+switchboard);
}

/***//**
*打开一个聊天窗口时发生
*/
publicvoidswitchboardStarted(MsnSwitchboardswitchboard)...{
msg("switchboardStarted"+switchboard);
}

//打印联系人
privatevoidlistContacts()...{
MsnContact[]cons=messenger.getContactList().getContactsInList(MsnList.AL);
if(cons.length==0)
msg("空");
else
msg("你现在有"+cons.length+"个联系人");
for(inti=0;i<cons.length;i++)...{
Stringpersonal=((MsnContactImpl)cons[i]).getPersonalMessage().equals("")
?"空":((MsnContactImpl)cons[i]).getPersonalMessage();
msg(cons[i].getDisplayName()+""+cons[i].getEmail()+""
+cons[i].getStatus()+""+personal);
}
}

publicStringgetEmail()...{
returnemail;
}

publicvoidsetEmail(Stringemail)...{
this.email=email;
}

publicStringgetPassword()...{
returnpassword;
}

publicvoidsetPassword(Stringpassword)...{
this.password=password;
}

}