/**
* Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
* contributors
*
* This file is part of EvoSuite.
*
* EvoSuite 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 3.0 of the License, or
* (at your option) any later version.
*
* EvoSuite 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 Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
*/
package org.evosuite.graphs.cfg;
import java.util.Comparator;
/**
* Orders CFGVertices according to their id
*
* This is mainly used to put BytecodeInstructions into a PriorityQueue in
* ControlFlowGraph.getMaximalInitialDistance()
*
* @author Gordon Fraser
*/
public class BytecodeInstructionIdComparator implements Comparator<BytecodeInstruction> {
/** {@inheritDoc} */
@Override
public int compare(BytecodeInstruction arg0, BytecodeInstruction arg1) {
return Integer.compare(arg0.getInstructionId(), arg1.getInstructionId());
}
}