/*
* SonarQube
* Copyright (C) 2009-2017 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.scanner.scan.filesystem;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Supplier;
import org.sonar.api.batch.fs.InputComponent;
/**
* Generates unique IDs for any {@link InputComponent}.
* The IDs must be unique among all types of components and for all modules in the project.
* The ID should never be 0, as it is sometimes used to indicate invalid components.
*/
public class BatchIdGenerator implements Supplier<Integer> {
private AtomicInteger nextBatchId = new AtomicInteger(1);
@Override
public Integer get() {
return nextBatchId.getAndIncrement();
}
}