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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// $Id: DatatypeConfigurationException.java 569987 2007-08-27 04:08:46Z mrglavas $
package javax.xml.datatype;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.lang.reflect.Method;
/**
* <p>Indicates a serious configuration error.</p>
*
* @author <a href="mailto:Jeff.Suttor@Sun.com">Jeff Suttor</a>
* @version $Revision: 569987 $, $Date: 2007-08-27 00:08:46 -0400 (Mon, 27 Aug 2007) $
* @since 1.5
*/
public class DatatypeConfigurationException extends Exception {
/** Stream Unique Identifier. */
private static final long serialVersionUID = -1699373159027047238L;
/** This field is required to store the cause on JDK 1.3 and below. */
private Throwable causeOnJDK13OrBelow;
/** Indicates whether this class is being used in a JDK 1.4 context. */
private transient boolean isJDK14OrAbove = false;
/**
* <p>Create a new <code>DatatypeConfigurationException</code> with
* no specified detail message and cause.</p>
*/
public DatatypeConfigurationException() {
super();
}
/**
* <p>Create a new <code>DatatypeConfigurationException</code> with
* the specified detail message.</p>
*
* @param message The detail message.
*/
public DatatypeConfigurationException(String message) {
super(message);
}
/**
* <p>Create a new <code>DatatypeConfigurationException</code> with
* the specified detail message and cause.</p>
*
* @param message The detail message.
* @param cause The cause. A <code>null</code> value is permitted, and indicates that the cause is nonexistent or unknown.
*/
public DatatypeConfigurationException(String message, Throwable cause) {
super(message);
initCauseByReflection(cause);
}
/**
* <p>Create a new <code>DatatypeConfigurationException</code> with
* the specified cause.</p>
*
* @param cause The cause. A <code>null</code> value is permitted, and indicates that the cause is nonexistent or unknown.
*/
public DatatypeConfigurationException(Throwable cause) {
super(cause == null ? null : cause.toString());
initCauseByReflection(cause);
}
/**
* Print the the trace of methods from where the error
* originated. This will trace all nested exception
* objects, as well as this object.
*/
public void printStackTrace() {
if (!isJDK14OrAbove && causeOnJDK13OrBelow != null) {
printStackTrace0(new PrintWriter(System.err, true));
}
else {
super.printStackTrace();
}
}
/**
* Print the the trace of methods from where the error
* originated. This will trace all nested exception
* objects, as well as this object.
* @param s The stream where the dump will be sent to.
*/
public void printStackTrace(PrintStream s) {
if (!isJDK14OrAbove && causeOnJDK13OrBelow != null) {
printStackTrace0(new PrintWriter(s));
}
else {
super.printStackTrace(s);
}
}
/**
* Print the the trace of methods from where the error
* originated. This will trace all nested exception
* objects, as well as this object.
* @param s The writer where the dump will be sent to.
*/
public void printStackTrace(PrintWriter s) {
if (!isJDK14OrAbove && causeOnJDK13OrBelow != null) {
printStackTrace0(s);
}
else {
super.printStackTrace(s);
}
}
private void printStackTrace0(PrintWriter s) {
causeOnJDK13OrBelow.printStackTrace(s);
s.println("------------------------------------------");
super.printStackTrace(s);
}
private void initCauseByReflection(Throwable cause) {
causeOnJDK13OrBelow = cause;
try {
Method m = this.getClass().getMethod("initCause", new Class[] {Throwable.class});
m.invoke(this, new Object[] {cause});
isJDK14OrAbove = true;
}
// Ignore exception
catch (Exception e) {}
}
private void readObject(ObjectInputStream in)
throws IOException, ClassNotFoundException {
in.defaultReadObject();
try {
Method m1 = this.getClass().getMethod("getCause", new Class[] {});
Throwable cause = (Throwable) m1.invoke(this, new Object[] {});
if (causeOnJDK13OrBelow == null) {
causeOnJDK13OrBelow = cause;
}
else if (cause == null) {
Method m2 = this.getClass().getMethod("initCause", new Class[] {Throwable.class});
m2.invoke(this, new Object[] {causeOnJDK13OrBelow});
}
isJDK14OrAbove = true;
}
// Ignore exception
catch (Exception e) {}
}
}
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