/******************************************************************************
* Copyright (c) 2002 - 2014 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*****************************************************************************/
package com.ibm.wala.cfg.exc.intra;
import com.ibm.wala.ssa.SSAAbstractInvokeInstruction;
/**
* Provides a way for the nullpointer analysis to decide whether or not a called method
* may throw an exception.
*
* @author Juergen Graf <graf@kit.edu>
*
*/
public abstract class MethodState {
public abstract boolean throwsException(SSAAbstractInvokeInstruction node);
public static final MethodState DEFAULT = new MethodState() {
@Override
public boolean throwsException(SSAAbstractInvokeInstruction node) {
// per default assume that every call may throw an exception
return true;
}
};
}