100 lines
3.2 KiB
Java
100 lines
3.2 KiB
Java
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// $Id: XPathException.java 446598 2006-09-15 12:55:40Z jeremias $
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package javax.xml.xpath;
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import java.io.PrintWriter;
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/**
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* <code>XPathException</code> represents a generic XPath exception.</p>
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*
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* @author <a href="Norman.Walsh@Sun.com">Norman Walsh</a>
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* @author <a href="mailto:Jeff.Suttor@Sun.COM">Jeff Suttor</a>
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* @version $Revision: 446598 $, $Date: 2006-09-15 05:55:40 -0700 (Fri, 15 Sep 2006) $
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* @since 1.5
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*/
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public class XPathException extends Exception {
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private final Throwable cause;
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/**
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* <p>Stream Unique Identifier.</p>
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*/
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private static final long serialVersionUID = -1837080260374986980L;
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/**
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* <p>Constructs a new <code>XPathException</code> with the specified detail <code>message</code>.</p>
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*
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* <p>The <code>cause</code> is not initialized.</p>
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*
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* <p>If <code>message</code> is <code>null</code>, then a <code>NullPointerException</code> is thrown.</p>
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*
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* @param message The detail message.
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*/
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public XPathException(String message) {
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super(message);
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if (message == null) {
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throw new NullPointerException("message == null");
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}
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this.cause = null;
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}
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/**
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* <p>Constructs a new <code>XPathException</code> with the specified <code>cause</code>.</p>
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*
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* <p>If <code>cause</code> is <code>null</code>, then a <code>NullPointerException</code> is thrown.</p>
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*
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* @param cause The cause.
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*
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* @throws NullPointerException if <code>cause</code> is <code>null</code>.
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*/
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public XPathException(Throwable cause) {
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super(cause == null ? null : cause.toString());
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this.cause = cause;
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if (cause == null) {
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throw new NullPointerException("cause == null");
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}
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}
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public Throwable getCause() {
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return cause;
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}
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public void printStackTrace( java.io.PrintStream s ) {
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if( getCause() != null ) {
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getCause().printStackTrace(s);
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s.println("--------------- linked to ------------------");
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}
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super.printStackTrace(s);
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}
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public void printStackTrace() {
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printStackTrace(System.err);
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}
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public void printStackTrace(PrintWriter s) {
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if( getCause() != null ) {
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getCause().printStackTrace(s);
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s.println("--------------- linked to ------------------");
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}
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super.printStackTrace(s);
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}
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}
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