JDK 17 jdk.jfr.jmod is the JMOD file for JDK 17 JFR module.

JDK 17 JFR module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\jdk.jfr.jmod.

JDK 17 JFR module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 JFR module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\jdk.jfr.

You can click and view the content of each source code file in the list below.

⏎ jdk/jfr/internal/tool/Print.java

/*
 * Copyright (c) 2016, 2021, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package jdk.jfr.internal.tool;

import java.io.IOException;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.nio.charset.Charset;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Deque;
import java.util.List;
import java.util.function.Predicate;

import jdk.jfr.EventType;

final class Print extends Command {
    @Override
    public String getName() {
        return "print";
    }

    @Override
    public List<String> getOptionSyntax() {
        List<String> list = new ArrayList<>();
        list.add("[--xml|--json]");
        list.add("[--categories <filter>]");
        list.add("[--events <filter>]");
        list.add("[--stack-depth <depth>]");
        list.add("<file>");
        return list;
    }

    @Override
    protected String getTitle() {
        return "Print contents of a recording file";
    }

    @Override
    public String getDescription() {
        return getTitle() + ". See 'jfr help print' for details.";
    }

    @Override
    public void displayOptionUsage(PrintStream stream) {
        stream.println("  --xml                   Print recording in XML format");
        stream.println();
        stream.println("  --json                  Print recording in JSON format");
        stream.println();
        stream.println("  --categories <filter>   Select events matching a category name.");
        stream.println("                          The filter is a comma-separated list of names,");
        stream.println("                          simple and/or qualified, and/or quoted glob patterns");
        stream.println();
        stream.println("  --events <filter>       Select events matching an event name.");
        stream.println("                          The filter is a comma-separated list of names,");
        stream.println("                          simple and/or qualified, and/or quoted glob patterns");
        stream.println();
        stream.println("  --stack-depth <depth>   Number of frames in stack traces, by default 5");
        stream.println();
        stream.println("  <file>                  Location of the recording file (.jfr)");
        stream.println();
        stream.println();
        stream.println("Example usage:");
        stream.println();
        stream.println(" jfr print --events OldObjectSample recording.jfr");
        stream.println();
        stream.println(" jfr print --events CPULoad,GarbageCollection recording.jfr");
        stream.println();
        char q = quoteCharacter();
        stream.println(" jfr print --categories " + q + "GC,JVM,Java*" + q + " recording.jfr");
        stream.println();
        stream.println(" jfr print --events "+ q + "jdk.*" + q +" --stack-depth 64 recording.jfr");
        stream.println();
        stream.println(" jfr print --json --events CPULoad recording.jfr");
    }

    @Override
    public void execute(Deque<String> options) throws UserSyntaxException, UserDataException {
        Path file = getJFRInputFile(options);
        PrintWriter pw = new PrintWriter(System.out, false, Charset.forName("UTF-8"));
        Predicate<EventType> eventFilter = null;
        int stackDepth = 5;
        EventPrintWriter eventWriter = null;
        int optionCount = options.size();
        boolean foundEventFilter = false;
        boolean foundCategoryFilter = false;
        while (optionCount > 0) {
            if (acceptFilterOption(options, "--events")) {
                if (foundEventFilter) {
                    throw new UserSyntaxException("use --events event1,event2,event3 to include multiple events");
                }
                foundEventFilter = true;
                String filter = options.remove();
                warnForWildcardExpansion("--events", filter);
                eventFilter = addEventFilter(filter, eventFilter);
            }
            if (acceptFilterOption(options, "--categories")) {
                if (foundCategoryFilter) {
                    throw new UserSyntaxException("use --categories category1,category2 to include multiple categories");
                }
                foundCategoryFilter = true;
                String filter = options.remove();
                warnForWildcardExpansion("--categories", filter);
                eventFilter = addCategoryFilter(filter, eventFilter);
            }
            if (acceptOption(options, "--stack-depth")) {
                String value = options.pop();
                try {
                    stackDepth = Integer.parseInt(value);
                    if (stackDepth < 0) {
                        throw new UserSyntaxException("stack depth must be zero or a positive integer.");
                    }
                } catch (NumberFormatException nfe) {
                    throw new UserSyntaxException("not a valid value for --stack-depth");
                }
            }
            if (acceptFormatterOption(options, eventWriter, "--json")) {
                eventWriter = new JSONWriter(pw);
            }
            if (acceptFormatterOption(options, eventWriter, "--xml")) {
                eventWriter = new XMLWriter(pw);
            }
            if (optionCount == options.size()) {
                // No progress made
                checkCommonError(options, "--event", "--events");
                checkCommonError(options, "--category", "--categories");
                throw new UserSyntaxException("unknown option " + options.peek());
            }
            optionCount = options.size();
        }
        if (eventWriter == null) {
            eventWriter = new PrettyWriter(pw); // default to pretty printer
        }
        eventWriter.setStackDepth(stackDepth);
        if (eventFilter != null) {
            eventFilter = addCache(eventFilter, eventType -> eventType.getId());
            eventWriter.setEventFilter(eventFilter);
        }
        try {
            eventWriter.print(file);
        } catch (IOException ioe) {
            couldNotReadError(file, ioe);
        }
        pw.flush();
    }

    private static boolean acceptFormatterOption(Deque<String> options, EventPrintWriter eventWriter, String expected) throws UserSyntaxException {
        if (expected.equals(options.peek())) {
            if (eventWriter != null) {
                throw new UserSyntaxException("only one format can be specified at a time");
            }
            options.remove();
            return true;
        }
        return false;
    }
}

⏎ jdk/jfr/internal/tool/Print.java

Or download all of them as a single archive file:

File name: jdk.jfr-17.0.5-src.zip
File size: 363343 bytes
Release date: 2022-09-13
Download 

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