co.paralleluniverse.fibers.FibersDetailedMonitor Maven / Gradle / Ivy
/*
* Quasar: lightweight threads and actors for the JVM.
* Copyright (c) 2013-2014, Parallel Universe Software Co. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 3.0
* as published by the Free Software Foundation.
*/
package co.paralleluniverse.fibers;
import java.util.Arrays;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
/**
*
* @author pron
*/
class FibersDetailedMonitor {
private final Map fibers = new ConcurrentHashMap<>();
void fiberStarted(Fiber fiber) {
fibers.put(fiber.getId(), fiber);
}
void fiberTerminated(Fiber fiber) {
fibers.remove(fiber.getId());
}
public long[] getAllFiberIds() {
int size = fibers.size();
long[] ids = new long[size];
int i = 0;
for (long id : fibers.keySet()) {
ids[i] = id;
i++;
}
if (i < size)
return Arrays.copyOf(ids, i);
else
return ids; // might not include all nw fibers
}
public FiberInfo getFiberInfo(long id, boolean stack) {
final Fiber f = fibers.get(id);
if (f == null)
return null;
return f.getFiberInfo(stack);
}
public FiberInfo[] getFiberInfo(long[] ids, boolean stack) {
FiberInfo[] fis = new FiberInfo[ids.length];
for (int i = 0; i < ids.length; i++)
fis[i] = getFiberInfo(ids[i], stack);
return fis;
}
}