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42 lines
1.1 KiB
42 lines
1.1 KiB
// Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
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package org.jetbrains.java.decompiler.modules.decompiler.vars;
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public class VarVersionEdge { // FIXME: can be removed?
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public static final int EDGE_GENERAL = 0;
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public static final int EDGE_PHANTOM = 1;
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public final int type;
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public final VarVersionNode source;
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public final VarVersionNode dest;
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private final int hashCode;
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public VarVersionEdge(int type, VarVersionNode source, VarVersionNode dest) {
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this.type = type;
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this.source = source;
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this.dest = dest;
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this.hashCode = source.hashCode() ^ dest.hashCode() + type;
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}
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@Override
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public boolean equals(Object o) {
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if (o == this) return true;
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if (!(o instanceof VarVersionEdge)) return false;
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VarVersionEdge edge = (VarVersionEdge)o;
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return type == edge.type && source == edge.source && dest == edge.dest;
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}
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@Override
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public int hashCode() {
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return hashCode;
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}
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@Override
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public String toString() {
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return source.toString() + " ->" + type + "-> " + dest.toString();
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}
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}
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