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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.java.decompiler.modules.decompiler.vars;
public class VarVersionEdge { // FIXME: can be removed?
public static final int EDGE_GENERAL = 0;
public static final int EDGE_PHANTOM = 1;
public int type;
public VarVersionNode source;
public VarVersionNode dest;
private int hashCode;
public VarVersionEdge(int type, VarVersionNode source, VarVersionNode dest) {
this.type = type;
this.source = source;
this.dest = dest;
this.hashCode = source.hashCode() ^ dest.hashCode() + type;
}
@Override
public boolean equals(Object o) {
if (o == this) return true;
if (o == null || !(o instanceof VarVersionEdge)) return false;
VarVersionEdge edge = (VarVersionEdge)o;
return type == edge.type && source == edge.source && dest == edge.dest;
}
@Override
public int hashCode() {
return hashCode;
}
@Override
public String toString() {
return source.toString() + " ->" + type + "-> " + dest.toString();
}
}
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