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/* * The contents of this file are subject to the terms * of the Common Development and Distribution License * (the "License"). You may not use this file except * in compliance with the License. * * You can obtain a copy of the license at * https://jaxp.dev.java.net/CDDLv1.0.html. * See the License for the specific language governing * permissions and limitations under the License. * * When distributing Covered Code, include this CDDL * HEADER in each file and include the License file at * https://jaxp.dev.java.net/CDDLv1.0.html * If applicable add the following below this CDDL HEADER * with the fields enclosed by brackets "[]" replaced with * your own identifying information: Portions Copyright * [year] [name of copyright owner] */ /* * $Id: XMLEntityReader.java,v 1.3 2005/11/03 17:02:21 jeffsuttor Exp $ * @(#)XPathException.java 1.16 05/11/17 * * Copyright 2006 Sun Microsystems, Inc. All Rights Reserved. */ package javax.xml.xpath; import java.io.PrintWriter; /** * <code>XPathException</code> represents a generic XPath exception.</p> * * @author <a href="Norman.Walsh@Sun.com">Norman Walsh</a> * @author <a href="mailto:Jeff.Suttor@Sun.COM">Jeff Suttor</a> * @version $Revision: 1.2 $, $Date: 2005/06/10 03:50:44 $ * @since 1.5 */ public class XPathException extends Exception { private final Throwable cause; /** * <p>Stream Unique Identifier.</p> */ private static final long serialVersionUID = -1837080260374986980L; /** * <p>Constructs a new <code>XPathException</code> * with the specified detail <code>message</code>.</p> * * <p>The <code>cause</code> is not initialized.</p> * * <p>If <code>message</code> is <code>null</code>, * then a <code>NullPointerException</code> is thrown.</p> * * @param message The detail message. * * @throws NullPointerException When <code>message</code> is * <code>null</code>. */ public XPathException(String message) { super(message); if ( message == null ) { throw new NullPointerException ( "message can't be null"); } this.cause = null; } /** * <p>Constructs a new <code>XPathException</code> * with the specified <code>cause</code>.</p> * * <p>If <code>cause</code> is <code>null</code>, * then a <code>NullPointerException</code> is thrown.</p> * * @param cause The cause. * * @throws NullPointerException if <code>cause</code> is <code>null</code>. */ public XPathException(Throwable cause) { super(); this.cause = cause; if ( cause == null ) { throw new NullPointerException ( "cause can't be null"); } } /** * <p>Get the cause of this XPathException.</p> * * @return Cause of this XPathException. */ public Throwable getCause() { return cause; } /** * <p>Print stack trace to specified <code>PrintStream</code>.</p> * * @param s Print stack trace to this <code>PrintStream</code>. */ public void printStackTrace(java.io.PrintStream s) { if (getCause() != null) { getCause().printStackTrace(s); s.println("--------------- linked to ------------------"); } super.printStackTrace(s); } /** * <p>Print stack trace to <code>System.err</code>.</p> */ public void printStackTrace() { printStackTrace(System.err); } /** * <p>Print stack trace to specified <code>PrintWriter</code>.</p> * * @param s Print stack trace to this <code>PrintWriter</code>. */ public void printStackTrace(PrintWriter s) { if (getCause() != null) { getCause().printStackTrace(s); s.println("--------------- linked to ------------------"); } super.printStackTrace(s); } }