org.graylog.plugins.views.search.util.UniqueNamer Maven / Gradle / Ivy
/**
* This file is part of Graylog.
*
* Graylog is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Graylog is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Graylog. If not, see .
*/
package org.graylog.plugins.views.search.util;
/**
* Utility class to generate unique names.
*
* Not threadsafe, you need to lock externally.
*/
public class UniqueNamer {
private final String prefix;
private long number = 0;
public UniqueNamer() {
this("name-");
}
public UniqueNamer(String prefix) {
this.prefix = prefix;
}
public String nextName() {
return prefix + ++number;
}
public String currentName() {
return prefix + number;
}
}