package com.set.appframe.exception;

/**
 * <p>
 * Title: 框架
 * </p>
 * 
 * <p>
 * Description: 系統錯誤的異常，一般系統錯誤可視為checked Exception
 * </p>
 * 
 * <p>
 * Copyright: Copyright (c) 2005
 * </p>
 * 
 * <p>
 * Company:
 * </p>
 * 
 * @author zhifeng
 * @version 1.0
 */
public class SystemException extends Exception {
	private String key = "";

	public SystemException() {
		super();
	}

	public SystemException(String msgKey) {
		super(msgKey);
		this.key = msgKey;
	}

	public SystemException(String msgKey, Throwable cause) {
		super(msgKey, cause);
		this.key = msgKey;
	}

	public SystemException(Throwable cause) {
		super(cause);
		this.key = cause.getMessage();
	}

	public String getKey() {
		return key;
	}

}