pisexception.java

《j2ee开发全程实录》随书源码

package com.cownew.PIS.framework.common.exception;

import java.text.MessageFormat;

abstract public class PISException extends RuntimeException
{
	private PISExceptionItemInfo exceptionItem;
	
	public PISException(PISExceptionItemInfo item,Throwable t)
	{
		super(item.getMessage(), t);
		exceptionItem = item;
	}

	public PISException(PISExceptionItemInfo item)
	{
		super(item.getMessage());
		exceptionItem = item;
	}
	
	/**
	 * item的message中可以包含类似于:"发生了错误:{0}"之类的格式化字符串,参数通过params传递 比如public static
	 * PISExceptionItemInfo TRANSLATEERROR = new PISExceptionItemInfo(
	 * "SQL语句翻译错误:{0}");
	 * 抛出异常
	 *  throw new SQLTranslateException(
	 * SQLTranslateException.TRANSLATEERROR, new Object[] { e .getMessage() });
	 * 
	 * @param item
	 * @param t
	 * @param params
	 */
	public PISException(PISExceptionItemInfo item,Throwable t,Object[] params)
	{
		super(MessageFormat.format(item.getMessage(), params), t);
		exceptionItem = item;
	}

	/**
	 * @see public PISException(PISExceptionItemInfo item,Throwable t,Object[] params)
	 * @param item
	 * @param params
	 */
	public PISException(PISExceptionItemInfo item,Object[] params)
	{
		super(MessageFormat.format(item.getMessage(), params));
		exceptionItem = item;
	}

	public PISExceptionItemInfo getExceptionItem()
	{
		return exceptionItem;
	}
	
}