il.ac.bgu.cs.bp.bpjs.analysis.violations.HotBThreadCycleViolation Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright 2018 michael.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package il.ac.bgu.cs.bp.bpjs.analysis.violations;
import il.ac.bgu.cs.bp.bpjs.analysis.ExecutionTrace;
import il.ac.bgu.cs.bp.bpjs.model.BEvent;
import java.util.List;
import java.util.Set;
import static java.util.stream.Collectors.joining;
/**
*
* A violation where a set of one or more b-threads can be caught in an infinite
* loop where all their sync points are hot.
*
* @author michael
*/
public class HotBThreadCycleViolation extends Violation {
private final Set bthreads;
public HotBThreadCycleViolation(ExecutionTrace trace, Set bthreads) {
super(trace);
this.bthreads = bthreads;
}
@Override
public String decsribe() {
return "Hot b-thread cycle violation: b-threads "
+ (bthreads.stream().collect(joining(" ,")))
+ " can get to an infinite hot loop. Cycle returns to index " + getCounterExampleTrace().getCycleToIndex()
+ " because of event " + getCycleToEvent();
}
public int getCycleToIndex() {
return getCounterExampleTrace().getCycleToIndex();
}
public BEvent getCycleToEvent() {
List nds = getCounterExampleTrace().getNodes();
return nds.get(nds.size()-1).getEvent().get();
}
public Set getBThreads() {
return bthreads;
}
}