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/jfc/model/Utilities.java

/*
 * Copyright (c) 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.jfc.model;

import java.util.StringJoiner;

public final class Utilities {
    private static final String[] UNITS = new String[] {
        "ns", "us", "ns", "ms", "s", "m", "h", "d" // order matters
    };

    static XmlElement instantiate(Class<? extends XmlElement> type) {
        try {
            return type.getDeclaredConstructor().newInstance();
        } catch (Exception e) {
            throw new InternalError("Unable to instantiate " + type, e);
        }
    }

    static String elementName(Class<? extends XmlElement> type) {
        String name = type.getSimpleName();
        if (name.startsWith("Xml") && name.length() > 3) {
            return name.substring(3).toLowerCase();
        }
        throw new InternalError("Unexpected class " + type);
    }

    static String escapeAll(String text) {
        StringBuilder s = new StringBuilder();
        for (int i = 0; i < text.length(); i++) {
            addCharacter(s, text.charAt(i));
        }
        return s.toString();
    }

    private static void addCharacter(StringBuilder s, char c) {
        if (c == 34) {
            s.append("&quot;");
            return;
        }
        if (c == 38) {
            s.append("&amp;");
            return;
        }
        if (c == 39) {
            s.append("&apos;");
            return;
        }
        if (c == 60) {
            s.append("&lt;");
            return;
        }
        if (c == 62) {
            s.append("&gt;");
            return;
        }
        if (c > 0x7F) {
            s.append("&#");
            s.append((int) c);
            s.append(';');
            return;
        }
        s.append(c);
    }

    static void checkValid(String value, Object... valid) {
        StringJoiner sj = new StringJoiner(", ");
        for (Object v : valid) {
            if (v.equals(value)) {
                return;
            }
            sj.add("'" + v + "'");
        }
        String msg = "Incorrect value '" + value + "'. Valid values are " + sj.toString() + ".";
        int index = msg.lastIndexOf(",");
        if (index != -1) {
            msg = msg.substring(0, index) + " and" + msg.substring(index + 1);
        }
        throw new IllegalArgumentException(msg);
    }

    static String parseTimespan(String s) {
        StringBuilder sb = new StringBuilder();
        try {
            for (String unit : UNITS) {
                if (s.endsWith(unit)) {
                    return parseForUnit(s, unit);
                }
            }
            Long.parseLong(s);
            sb.append("Timespan '" + s + "' is missing unit.");
        } catch (NumberFormatException nfe) {
            sb.append("'" + s + "' is not a valid timespan." + System.lineSeparator());
            sb.append("Should be numeric value followed by a unit, i.e. 20 ms.");
        }
        sb.append(" Valid units are ns, us, ms, s, m, h and d.");
        throw new IllegalArgumentException(sb.toString());
    }

    private static String parseForUnit(String s, String unit) {
        String number = s.trim().substring(0, s.length() - unit.length());
        return Long.parseLong(number.trim()) + " " + unit;
    }
}

⏎ jdk/jfr/internal/jfc/model/Utilities.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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