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/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 1999-2005 Shigeru Chiba. All Rights Reserved.
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. Alternatively, the contents of this file may be used under
* the terms of the GNU Lesser General Public License Version 2.1 or later.
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*/
package javassist.tools.reflect;
import java.lang.reflect.InvocationTargetException;
import java.lang.IllegalAccessException;
/**
* Thrown when method invocation using the reflection API has thrown
* an exception.
*
* @see javassist.tools.reflect.Metaobject#trapMethodcall(int, Object[])
* @see javassist.tools.reflect.ClassMetaobject#trapMethodcall(int, Object[])
* @see javassist.tools.reflect.ClassMetaobject#invoke(Object, int, Object[])
*/
public class CannotInvokeException extends RuntimeException {
private Throwable err = null;
/**
* Returns the cause of this exception. It may return null.
*/
public Throwable getReason() { return err; }
/**
* Constructs a CannotInvokeException with an error message.
*/
public CannotInvokeException(String reason) {
super(reason);
}
/**
* Constructs a CannotInvokeException with an InvocationTargetException.
*/
public CannotInvokeException(InvocationTargetException e) {
super("by " + e.getTargetException().toString());
err = e.getTargetException();
}
/**
* Constructs a CannotInvokeException with an IllegalAccessException.
*/
public CannotInvokeException(IllegalAccessException e) {
super("by " + e.toString());
err = e;
}
/**
* Constructs a CannotInvokeException with an ClassNotFoundException.
*/
public CannotInvokeException(ClassNotFoundException e) {
super("by " + e.toString());
err = e;
}
}
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