| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
| JaxenRuntimeException |
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| 2.0;2 |
| 1 | package org.jaxen; |
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| 2 | ||
| 3 | import java.io.PrintStream; |
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| 4 | import java.io.PrintWriter; |
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| 5 | ||
| 6 | /* |
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| 7 | * $Header: $ |
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| 8 | * $Revision: $ |
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| 9 | * $Date: $ |
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| 10 | * |
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| 11 | * ==================================================================== |
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| 12 | * |
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| 13 | * Copyright (C) 2000-2005 bob mcwhirter & James Strachan. |
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| 14 | * All rights reserved. |
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| 15 | * |
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| 16 | * Redistribution and use in source and binary forms, with or without |
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| 17 | * modification, are permitted provided that the following conditions |
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| 18 | * are met: |
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| 19 | * |
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| 20 | * 1. Redistributions of source code must retain the above copyright |
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| 21 | * notice, this list of conditions, and the following disclaimer. |
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| 22 | * |
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| 23 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 24 | * notice, this list of conditions, and the disclaimer that follows |
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| 25 | * these conditions in the documentation and/or other materials |
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| 26 | * provided with the distribution. |
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| 27 | * |
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| 28 | * 3. The name "Jaxen" must not be used to endorse or promote products |
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| 29 | * derived from this software without prior written permission. For |
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| 30 | * written permission, please contact license@jaxen.org. |
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| 31 | * |
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| 32 | * 4. Products derived from this software may not be called "Jaxen", nor |
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| 33 | * may "Jaxen" appear in their name, without prior written permission |
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| 34 | * from the Jaxen Project Management (pm@jaxen.org). |
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| 35 | * |
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| 36 | * In addition, we request (but do not require) that you include in the |
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| 37 | * end-user documentation provided with the redistribution and/or in the |
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| 38 | * software itself an acknowledgement equivalent to the following: |
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| 39 | * "This product includes software developed by the |
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| 40 | * Jaxen Project <http://www.jaxen.org/>." |
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| 41 | * Alternatively, the acknowledgment may be graphical using the logos |
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| 42 | * available at http://www.jaxen.org/ |
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| 43 | * |
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| 44 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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| 45 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 46 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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| 47 | * DISCLAIMED. IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT |
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| 48 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| 49 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| 50 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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| 51 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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| 52 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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| 53 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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| 54 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 55 | * SUCH DAMAGE. |
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| 56 | * |
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| 57 | * ==================================================================== |
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| 58 | * This software consists of voluntary contributions made by many |
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| 59 | * individuals on behalf of the Jaxen Project and was originally |
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| 60 | * created by bob mcwhirter <bob@werken.com> and |
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| 61 | * James Strachan <jstrachan@apache.org>. For more information on the |
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| 62 | * Jaxen Project, please see <http://www.jaxen.org/>. |
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| 63 | * |
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| 64 | * $Id: $ |
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| 65 | */ |
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| 66 | ||
| 67 | /** |
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| 68 | * This class exists to wrap Jaxen exceptions that otherwise wouldn't be propagated |
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| 69 | * up through the axis iterators. |
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| 70 | */ |
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| 71 | public class JaxenRuntimeException extends RuntimeException |
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| 72 | { |
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| 73 | private Throwable cause; |
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| 74 | 18 | private boolean causeSet = false; |
| 75 | ||
| 76 | /** |
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| 77 | * Create a new JaxenRuntimeException. |
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| 78 | * |
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| 79 | * @param cause the nested exception that's wrapped |
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| 80 | * inside this exception |
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| 81 | */ |
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| 82 | public JaxenRuntimeException(Throwable cause) |
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| 83 | { |
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| 84 | 12 | super(cause.getMessage()); |
| 85 | 12 | initCause(cause); |
| 86 | 12 | } |
| 87 | ||
| 88 | /** |
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| 89 | * Create a new JaxenRuntimeException. |
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| 90 | * |
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| 91 | * @param message the detail message |
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| 92 | */ |
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| 93 | public JaxenRuntimeException(String message) { |
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| 94 | 6 | super(message); |
| 95 | 6 | } |
| 96 | ||
| 97 | /** |
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| 98 | * Returns the exception that caused this exception. |
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| 99 | * This is necessary to implement Java 1.4 chained exception |
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| 100 | * functionality in a Java 1.3-compatible way. |
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| 101 | * |
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| 102 | * @return the exception that caused this exception |
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| 103 | */ |
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| 104 | public Throwable getCause() { |
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| 105 | 12 | return cause; |
| 106 | } |
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| 107 | ||
| 108 | ||
| 109 | /** |
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| 110 | * Sets the exception that caused this exception. |
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| 111 | * This is necessary to implement Java 1.4 chained exception |
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| 112 | * functionality in a Java 1.3-compatible way. |
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| 113 | * |
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| 114 | * @param cause the exception wrapped in this runtime exception |
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| 115 | * |
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| 116 | * @return this exception |
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| 117 | */ |
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| 118 | public Throwable initCause(Throwable cause) { |
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| 119 | 12 | if (causeSet) throw new IllegalStateException("Cause cannot be reset"); |
| 120 | 12 | if (cause == this) throw new IllegalArgumentException("Exception cannot be its own cause"); |
| 121 | 12 | causeSet = true; |
| 122 | 12 | this.cause = cause; |
| 123 | 12 | return this; |
| 124 | } |
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| 125 | ||
| 126 | /** Print this exception's stack trace, followed by the |
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| 127 | * source exception's trace, if any. |
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| 128 | * |
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| 129 | * @param s the stream on which to print the stack trace |
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| 130 | */ |
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| 131 | public void printStackTrace ( PrintStream s ) |
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| 132 | { |
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| 133 | 0 | super.printStackTrace ( s ); |
| 134 | 0 | if (JaxenException.javaVersion < 1.4 && getCause() != null) { |
| 135 | 0 | s.print( "Caused by: " ); |
| 136 | 0 | getCause().printStackTrace( s ); |
| 137 | } |
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| 138 | 0 | } |
| 139 | ||
| 140 | /** Print this exception's stack trace, followed by the |
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| 141 | * source exception's stack trace, if any. |
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| 142 | * |
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| 143 | * @param s the writer on which to print the stack trace |
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| 144 | */ |
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| 145 | public void printStackTrace ( PrintWriter s ) |
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| 146 | { |
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| 147 | 6 | super.printStackTrace( s ); |
| 148 | 6 | if (JaxenException.javaVersion < 1.4 && getCause() != null) { |
| 149 | 0 | s.print( "Caused by: " ); |
| 150 | 0 | getCause().printStackTrace( s ); |
| 151 | } |
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| 152 | 6 | } |
| 153 | ||
| 154 | } |