org.netbeans.lib.profiler.heap.JavaFrameHprofGCRoot Maven / Gradle / Ivy
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package org.netbeans.lib.profiler.heap;
import java.util.Iterator;
/**
*
* @author Tomas Hurka
*/
class JavaFrameHprofGCRoot extends HprofGCRoot implements JavaFrameGCRoot {
JavaFrameHprofGCRoot(HprofHeap h, long offset) {
super(h,offset);
}
//~ Methods ------------------------------------------------------------------------------------------------------------------
private int getThreadSerialNumber() {
return heap.dumpBuffer.getInt(fileOffset + 1 + heap.dumpBuffer.getIDSize());
}
public int getFrameNumber() {
return heap.dumpBuffer.getInt(fileOffset + 1 + heap.dumpBuffer.getIDSize() + 4);
}
public ThreadObjectGCRoot getThreadGCRoot() {
int serial = getThreadSerialNumber();
Iterator gcRootsIt = heap.getGCRoots().iterator();
while(gcRootsIt.hasNext()) {
Object gcRoot = gcRootsIt.next();
if (gcRoot instanceof ThreadObjectHprofGCRoot) {
ThreadObjectHprofGCRoot threadObjGC = (ThreadObjectHprofGCRoot) gcRoot;
if (serial == threadObjGC.getThreadSerialNumber()) {
return threadObjGC;
}
}
}
return null;
}
}