xmlhelperexception.java

本程序用JAVA编制

import java.io.*;

public class XMLHelperException extends Exception {
	private Exception innerException;

	public XMLHelperException() { super(); innerException = null; }
	public XMLHelperException(String message) { super(message); innerException = null; }
	public XMLHelperException(String message, Exception innerException) {
		super(message);
		this.innerException = innerException;
	}

	public String getMessage() {
		String message = super.getMessage() + "\n" +
			   (innerException == null ? "" : innerException.getMessage());
		return message;
	}

	public void printStackTrace(PrintStream ps) {
		super.printStackTrace(ps);
		innerException.printStackTrace(ps);
	}
}