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Copy pathTeleInterpreterException.java
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76 lines (67 loc) · 2.92 KB
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/*
* Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
*
* Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product
* that is described in this document. In particular, and without limitation, these intellectual property
* rights may include one or more of the U.S. patents listed at http://www.sun.com/patents and one or
* more additional patents or pending patent applications in the U.S. and in other countries.
*
* U.S. Government Rights - Commercial software. Government users are subject to the Sun
* Microsystems, Inc. standard license agreement and applicable provisions of the FAR and its
* supplements.
*
* Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or
* registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks
* are used under license and are trademarks or registered trademarks of SPARC International, Inc. in the
* U.S. and other countries.
*
* UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open
* Company, Ltd.
*/
package com.sun.max.tele.interpreter;
import java.lang.reflect.*;
import com.sun.max.vm.value.*;
/**
* An exception thrown while executing the {@linkplain TeleInterpreter interpreter}.
*
* Instances of this exception type are constructed in the context of the interpreter's {@linkplain Machine machine}
* state which is used to construct a stack trace of the interpreter's call stack at the time of the exception.
*
* @author Doug Simon
*/
public class TeleInterpreterException extends InvocationTargetException {
private final ReferenceValue throwableReference;
public TeleInterpreterException(Throwable throwable, Machine machine) {
super(throwable, throwable.getMessage());
throwableReference = ReferenceValue.from(throwable);
initStackTrace(machine);
}
public ReferenceValue throwableReference() {
return throwableReference;
}
public Class throwableType() {
return throwableReference.getClassActor().toJava();
}
private void initStackTrace(Machine machine) {
ExecutionFrame frame = machine.currentThread().frame();
if (frame == null) {
setStackTrace(new StackTraceElement[0]);
} else {
int i = 0;
final int depth = frame.depth();
final StackTraceElement[] stackTrace = new StackTraceElement[depth];
while (frame != null) {
stackTrace[i++] = frame.method().toStackTraceElement(frame.currentOpcodePosition());
frame = frame.callersFrame();
}
setStackTrace(stackTrace);
}
}
/**
* Returns the value of calling {@link #toString()} on the {@link #getCause() wrapped} exception.
*/
@Override
public String toString() {
return getCause().toString();
}
}