/******************************************************************************
* 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.inter;
import java.util.Map;
import com.ibm.wala.cfg.exc.intra.MethodState;
import com.ibm.wala.ipa.callgraph.CGNode;
import com.ibm.wala.ipa.callgraph.CallGraph;
import com.ibm.wala.ssa.SSAAbstractInvokeInstruction;
/**
* A MethodState for the interprocedural analysis.
*
* This class has been developed as part of a student project "Studienarbeit" by Markus Herhoffer.
* It has been adapted and integrated into the WALA project by Juergen Graf.
*
* @author Markus Herhoffer <markus.herhoffer@student.kit.edu>
* @author Juergen Graf <graf@kit.edu>
*
*/
class InterprocMethodState extends MethodState {
private final Map<CGNode, IntraprocAnalysisState> map;
private final CGNode method;
private final CallGraph cg;
InterprocMethodState(final CGNode method, final CallGraph cg, final Map<CGNode, IntraprocAnalysisState> map) {
this.map = map;
this.method = method;
this.cg = cg;
}
/*
* (non-Javadoc)
*
* @see edu.kit.ipd.wala.intra.MethodState#throwsException(com.ibm.wala.ipa.callgraph.CGNode)
*/
@Override
public boolean throwsException(final SSAAbstractInvokeInstruction node) {
for (final CGNode called : cg.getPossibleTargets(method, node.getCallSite())) {
final IntraprocAnalysisState info = map.get(called);
if (info == null || info.hasExceptions()) {
return true;
}
}
return false;
}
}