/*******************************************************************************
* Copyright (c) 2006 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.ipa.slicer;
import com.ibm.wala.ipa.callgraph.CGNode;
/**
* A statement representing method entry, used for managing control dependence.
*
* This is also used as a dummy entry for starting propagation to a seed statement.
*/
public class MethodEntryStatement extends Statement {
public MethodEntryStatement(CGNode node) {
super(node);
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass().equals(obj.getClass())) {
MethodEntryStatement other = (MethodEntryStatement) obj;
return getNode().equals(other.getNode());
} else {
return false;
}
}
@Override
public Kind getKind() {
return Kind.METHOD_ENTRY;
}
@Override
public int hashCode() {
return getKind().hashCode() + 9901 * getNode().hashCode();
}
@Override
public String toString() {
return getKind() + ":" + getNode();
}
}