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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;
import org.jetbrains.java.decompiler.modules.decompiler.exps.VarExprent;
public class VarVersionPaar {
public int var;
public int version;
private int hashCode = -1;
public VarVersionPaar(int var, int version) {
this.var = var;
this.version = version;
}
public VarVersionPaar(Integer var, Integer version) {
this.var = var.intValue();
this.version = version.intValue();
}
public VarVersionPaar(VarExprent var) {
this.var = var.getIndex();
this.version = var.getVersion();
}
@Override
public boolean equals(Object o) {
if (o == this) return true;
if (o == null || !(o instanceof VarVersionPaar)) return false;
VarVersionPaar paar = (VarVersionPaar)o;
return var == paar.var && version == paar.version;
}
@Override
public int hashCode() {
if (hashCode == -1) {
hashCode = this.var * 3 + this.version;
}
return hashCode;
}
@Override
public String toString() {
return "(" + var + "," + version + ")";
}
}
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