一个java权限系统.主要使用j2ee框架实现.

				package com.wxd.common.popedom.domain.command;
				
				public abstract class AbstractCommand implements Command {
					protected CommandContext context;
				
					public CommandContext getContext() {
						// TODO Auto-generated method stub
						return context;
					}
					
					public abstract void setContext(CommandContext commandContext);
				
				}