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/*BEGIN_COPYRIGHT_BLOCK
*
* Copyright (c) 2001-2019, JavaPLT group at Rice University (drjava@rice.edu). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
* following conditions are met:
* * Redistributions of source code must retain the above copyright notice, this list of conditions and the following
* disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other materials provided with the distribution.
* * Neither the names of DrJava, the JavaPLT group, Rice University, nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software is Open Source Initiative approved Open Source Software. Open Source Initative Approved is a trademark
* of the Open Source Initiative.
*
* This file is part of DrJava. Download the current version of this project from http://www.drjava.org/ or
* http://sourceforge.net/projects/drjava/
*
* END_COPYRIGHT_BLOCK*/
package edu.rice.cs.util;
/** Runnable with extended stack trace. Catches all thrown exceptions and rethrows them
* with the stack trace of the creation site of this RunnableEST appended.
* This makes it possible to find out where the Runnable was created.
* Needs to override the runEST() method now.
*/
public abstract class RunnableEST implements Runnable {
public final RunnableEST.Exception _creation = new RunnableEST.Exception("Exception thrown in runnable.");
public void run() {
try {
runEST();
}
catch(Throwable t) {
_creation.initCause(t);
throw _creation;
}
}
public abstract void runEST();
public static class Exception extends RuntimeException {
public Exception(String reason) {
super(reason);
}
public String getMessage() {
return super.getCause().getMessage();
}
public String getLocalizedMessage() {
return super.getCause().getMessage();
}
public Throwable getCause() {
return super.getCause();
}
public Throwable initCause(Throwable t) {
super.initCause(t);
StackTraceElement[] ts = t.getStackTrace();
StackTraceElement[] cs = super.getStackTrace();
java.util.ArrayList<StackTraceElement> list = new java.util.ArrayList<StackTraceElement>();
for(int i = 0; i < ts.length-9; ++i) list.add(ts[i]);
for(int i=2; i < cs.length; ++i) list.add(cs[i]);
setStackTrace(list.toArray(new StackTraceElement[list.size()]));
return this;
}
public String toString() {
String s = getClass().getName() + ": " + super.getCause().getClass();
String message = getLocalizedMessage();
return (message != null) ? (s + ": " + message) : s;
}
}
}