2011年計算機等級考試二級Java經(jīng)典算法大全(27)

　　異常處理類

　　/**

　　* (#)ThrowableManager.java 1.0 Apr 10, 2008

　　*

　　* Copyright 2007- wargrey , Inc. All rights are reserved.

　　*/

　　package net.wargrey.application;

　　import java.awt.Component;

　　import javax.swing.JOptionPane;

　　/**

　　* This class ExceptionManager and its subclasses are a form of

　　* Exception. It is used to wrap all the Throwable instances

　　* and handle them in a unified way. It will show the information which consists of

　　* StackTraces and Messages by using JOptionPanel.

　　*

　　* @author Estelle

　　* @version 1.0

　　* @see java.lang.Exception

　　* @since jdk 1.5

　　*/

　　public class ExceptionManager extends Exception {

　　/**

　　* This field alerter is used to show the information the Class offered.

　　*

　　* @see javax.swing.JOptionPane

　　*/

　　private JOptionPane alerter;

　　/**

　　* This static method create an instance of the ExceptionManager by invoking the

　　* constructor ExceptionManager(String msg).

　　*

　　* @param msg The message will pass the specified constructor

　　* @return An instance of the ExceptionManager created by invoking the constructor

　　* ExceptionManager(String msg).

　　*/

　　public static ExceptionManager wrap(String msg){

　　return new ExceptionManager(msg);

　　}

　　/**

　　* This static method create an instance of the ExceptionManager by invoking the

　　* constructor ExceptionManager(Throwable throwable).

　　*

　　* @param throwable The cause will pass the specified constructor

　　* @return An instance of the ExceptionManager created by invoking the constructor

　　* ExceptionManager(Throwable throwable).

　　*/

　　public static ExceptionManager wrap(Throwable throwable){

　　return new ExceptionManager(throwable);

　　}

　　/**

　　* This static method create an instance of the ExceptionManager by invoking the

　　* constructor ExceptionManager(String msg,Throwable throwable).

　　*

　　* @param msg The message will pass the specified constructor

　　* @param throwable The cause will pass the specified constructor

　　* @return An instance of the ExceptionManager created by invoking the constructor

　　* ExceptionManager(String msg, Throwable throwable)

　　*/

　　public static ExceptionManager wrap(String msg,Throwable throwable){

　　return new ExceptionManager(msg,throwable);

　　}

　　/**

　　* Constructs a new instance with the specified detail message. The concrete handler

　　* is its super class. This constructor always used to construct a custom exception

　　* not wrapping the exist exception.

　　*

　　* @param msg the detail message which is the part of the information will be

　　* shown.

　　*/

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