14c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson/* 24c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * Licensed to the Apache Software Foundation (ASF) under one or more 34c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * contributor license agreements. See the NOTICE file distributed with 44c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * this work for additional information regarding copyright ownership. 54c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * The ASF licenses this file to You under the Apache License, Version 2.0 64c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * (the "License"); you may not use this file except in compliance with 74c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * the License. You may obtain a copy of the License at 84c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 94c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * http://www.apache.org/licenses/LICENSE-2.0 104c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 114c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * Unless required by applicable law or agreed to in writing, software 124c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * distributed under the License is distributed on an "AS IS" BASIS, 134c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 144c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * See the License for the specific language governing permissions and 154c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * limitations under the License. 164c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson */ 174c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson// $Id: XPathException.java 446598 2006-09-15 12:55:40Z jeremias $ 184c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 194c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilsonpackage javax.xml.xpath; 204c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 214c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilsonimport java.io.PrintWriter; 224c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 234c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson/** 244c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * <code>XPathException</code> represents a generic XPath exception.</p> 254c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 264c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * @author <a href="Norman.Walsh@Sun.com">Norman Walsh</a> 274c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * @author <a href="mailto:Jeff.Suttor@Sun.COM">Jeff Suttor</a> 284c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * @version $Revision: 446598 $, $Date: 2006-09-15 05:55:40 -0700 (Fri, 15 Sep 2006) $ 294c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * @since 1.5 304c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson */ 314c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilsonpublic class XPathException extends Exception { 324c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 334c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson private final Throwable cause; 344c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 354c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson /** 364c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * <p>Stream Unique Identifier.</p> 374c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson */ 384c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson private static final long serialVersionUID = -1837080260374986980L; 394c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 404c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson /** 414c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * <p>Constructs a new <code>XPathException</code> with the specified detail <code>message</code>.</p> 424c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 434c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * <p>The <code>cause</code> is not initialized.</p> 444c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 454c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * <p>If <code>message</code> is <code>null</code>, then a <code>NullPointerException</code> is thrown.</p> 464c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 474c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * @param message The detail message. 484c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson */ 494c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson public XPathException(String message) { 504c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson super(message); 514c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson if ( message == null ) { 524c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson throw new NullPointerException ( "message can't be null"); 534c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 544c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson this.cause = null; 554c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 564c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 574c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson /** 584c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * <p>Constructs a new <code>XPathException</code> with the specified <code>cause</code>.</p> 594c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 604c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * <p>If <code>cause</code> is <code>null</code>, then a <code>NullPointerException</code> is thrown.</p> 614c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 624c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * @param cause The cause. 634c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * 644c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson * @throws NullPointerException if <code>cause</code> is <code>null</code>. 654c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson */ 664c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson public XPathException(Throwable cause) { 674c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson super(cause == null ? null : cause.toString()); 684c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson this.cause = cause; 694c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson if ( cause == null ) { 704c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson throw new NullPointerException ( "cause can't be null"); 714c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 724c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 734c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 744c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson public Throwable getCause() { 754c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson return cause; 764c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 774c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 784c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson public void printStackTrace( java.io.PrintStream s ) { 794c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson if( getCause() != null ) { 804c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson getCause().printStackTrace(s); 814c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson s.println("--------------- linked to ------------------"); 824c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 834c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 844c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson super.printStackTrace(s); 854c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 864c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 874c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson public void printStackTrace() { 884c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson printStackTrace(System.err); 894c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 904c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 914c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson public void printStackTrace(PrintWriter s) { 924c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson if( getCause() != null ) { 934c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson getCause().printStackTrace(s); 944c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson s.println("--------------- linked to ------------------"); 954c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 964c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson 974c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson super.printStackTrace(s); 984c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson } 994c7a0d97cf2b27790e6236965a1d798d710d7ec7Jesse Wilson} 100