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package org.netbeans.lib.profiler.server;

import org.netbeans.lib.profiler.global.CommonConstants;
import org.netbeans.lib.profiler.global.Platform;
import org.netbeans.lib.profiler.global.ProfilingPointServerHandler;
import org.netbeans.lib.profiler.server.system.HeapDump;
import org.netbeans.lib.profiler.server.system.Timers;
import java.io.File;

 * Performs special handling of Take HeapDump profiling points on server side.
 * @author Tomas Hurka
00059 public class TakeHeapdumpProfilingPointHandler extends ProfilingPointServerHandler {
    //~ Static fields/initializers -----------------------------------------------------------------------------------------------

    private static ProfilingPointServerHandler instance;
    private static final String TAKEN_HEAPDUMP_PREFIX = "heapdump-"; // NOI18N
    private static final String HEAPDUMP_EXTENSION = "hprof"; // NOI18N

    //~ Instance fields ----------------------------------------------------------------------------------------------------------

    private String heapdumpFilePrefix;
    private boolean remoteProfiling;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    private TakeHeapdumpProfilingPointHandler(String dir) {
        heapdumpFilePrefix = dir + File.separatorChar + TAKEN_HEAPDUMP_PREFIX;
        remoteProfiling = ProfilerServer.getProfilingSessionStatus().remoteProfiling;

    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public static synchronized ProfilingPointServerHandler getInstance(String clientInfo) {
        if (instance == null) {
            instance = new TakeHeapdumpProfilingPointHandler(clientInfo);

        return instance;

00088     public void profilingPointHit(int id) {
        int instrType = ProfilerInterface.getCurrentInstrType();
        boolean cpuProfiling = (instrType == CommonConstants.INSTR_RECURSIVE_FULL)
                               || (instrType == CommonConstants.INSTR_RECURSIVE_SAMPLED);

        if (cpuProfiling) { // CPU profiling

        long absTimeStamp = Timers.getCurrentTimeInCounts();

        if (!remoteProfiling) { // take heap dump is supported only for local profiling

            String heapdumpName = getHeapDumpName(absTimeStamp);
            String error = HeapDump.takeHeapDump(Platform.getJDKVersionNumber() == Platform.JDK_15, heapdumpName);

            if (error != null) {
                System.err.println("Dump to " + heapdumpName + " failed with " + error); // NOI18N

        super.profilingPointHit(id, absTimeStamp);

        if (cpuProfiling) {

    private String getHeapDumpName(long time) {
        return heapdumpFilePrefix + (time & 0xFFFFFFFFFFFFFFL) + "." + HEAPDUMP_EXTENSION;

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