关于java:基于RMI和Socket的Java聊天软件

RMI定义近程办法提供给客户端调用
定义的接口：（须要实现
import java.rmi.Remote;
import java.rmi.RemoteException;
import java.sql.SQLException;
import java.util.ArrayList;
public interface ServerMethod extends Remote {

/** *RMI办法 * 登录 登录胜利返回true 否则返回false * @param   UID  用户UID * @param   Password 用户明码 * @see boolean */public boolean Login(String UID,String Password) throws RemoteException, SQLException;//登录/** *RMI办法 * 注册 注册胜利返回true 否则返回false * @param   UID  用户UID * @param   Password 用户明码 * @param Nickname 昵称 * @see boolean */public boolean Register(String UID ,String Password,String Nickname)throws SQLException,RemoteException;//注册/** *RMI办法 * 获取存在数据库的未读音讯 * @param   UID  用户UID * @see ArrayList */public ArrayList<String> getDBMessage(String UID) throws SQLException,RemoteException;//获取存储在数据库的音讯/** *RMI办法 * 获取好友列表 * @param   UID  用户UID * @see ArrayList */public ArrayList<String> getAllFriends(String UID) throws SQLException,RemoteException;//获取好友列表 格局： UID:Nickname/** *RMI办法 * 发送音讯 * @param   UID  发送者UID * @param Nickname 昵称 * @param  ReceiveID 接收者ID * @param content  内容 * @see ArrayList */public boolean SendMessage(String UID,String Nickname,String ReceiveID,String content) throws SQLException,RemoteException;//对方还不是好友，则发送失败/** *RMI办法 * 获取实时音讯 * @param   UID  用户UID * @see ArrayList */public  ArrayList<String> GetMessage(String UID) throws Exception;//实时音讯获取/** *RMI办法 * 发送群聊音讯 [Skrill下载](https://www.gendan5.com/wallet/Skrill.html)发送胜利返回true * @param   UID  发送者UID * @param   Nickname 昵称 * @param   GroupUID 群组UID * @param   content 内容 * @see boolean */public boolean SendMessageToGroup(String UID,String Nickname,String GroupUID,String content)throws SQLException,RemoteException;//向群聊发送音讯/** *RMI办法 * 发送群聊音讯 发送胜利返回true * @param   SendUID  发送者UID * @param   Nickname 昵称 * @param   ReceiveUID 接收者UID * @param   content 内容 * @see boolean */public boolean AddFriendsRequest(String SendUID,String ReceiveUID,String Nickname,String content)throws SQLException,RemoteException;//发送增加好友申请/** *RMI办法 * 删除关系 * @param   ID1 ID2 * @param   ID2 ID1 */public void DeleteFriend(String ID1,String ID2)throws SQLException,RemoteException;//删除关系/** *RMI办法 * 新建群聊 * @param   SendUID ID2 * @param   GID ID1 */public boolean NewGroup(String SendUID,String GID)throws SQLException,RemoteException;//新建群聊/** *RMI办法 * 增加群聊 * @param   UID 用户ID * @param   GID 群聊ID */public void AddGroup(String UID,String GID)throws SQLException,RemoteException;//增加群聊 无需验证/** *RMI办法 * 批改昵称 * @param   UID 用户ID * @param   newNickname 新用户昵称 * @see     boolean */public boolean ChangeNickname(String UID,String newNickname)throws SQLException,RemoteException;//批改昵称/** *RMI办法 * 批改明码 * @param   UID 用户ID * @param   newPassword 新密码 * @see     boolean */public boolean ChangePassword(String UID,String newPassword)throws SQLException,RemoteException;//批改明码/** *RMI办法 * 获取用户音讯 * @param   UID 用户ID */public String getUserInfo(String UID)throws SQLException,RemoteException;//获取用户信息 若为群组返回 G:GID 若为用户返回 U:UID:Nickname/** *RMI办法 * 批准增加好友 * @param   SendUID 发送者ID * @param   ReceiveUID 接收者UID */public  void AgreeAddFriendRequest(String SendUID,String ReceiveUID)throws SQLException,RemoteException;/** *RMI办法 * 回绝增加好友 * @param   SendUID 发送者ID * @param   ReceiveUID 接收者UID */public  void RefuseAddFriendRequest(String SendUID,String ReceiveUID)throws SQLException,RemoteException;

}