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/*
* Fernflower - The Analytical Java Decompiler
* http://www.reversed-java.com
*
* (C) 2008 - 2010, Stiver
*
* This software is NEITHER public domain NOR free software
* as per GNU License. See license.txt for more details.
*
* This software is distributed WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE.
*/
package org.jetbrains.java.decompiler.main.collectors;
import java.util.HashSet;
public class VarNamesCollector {
private HashSet<String> usedNames = new HashSet<String>();
public VarNamesCollector() {}
public VarNamesCollector(HashSet<String> setNames) {
usedNames.addAll(setNames);
}
public void addName(String value) {
usedNames.add(value);
}
public String getFreeName(int index) {
return getFreeName("var"+index);
}
public String getFreeName(String proposition) {
while(usedNames.contains(proposition)) {
proposition+="x";
}
usedNames.add(proposition);
return proposition;
}
public HashSet<String> getUsedNames() {
return usedNames;
}
}
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