JDK 11 jdk.hotspot.agent.jmod is the JMOD file for JDK 11 Hotspot Agent module.

JDK 11 Hotspot Agent module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.hotspot.agent.jmod.

JDK 11 Hotspot Agent module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Hotspot Agent module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.hotspot.agent.

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

⏎ sun/jvm/hotspot/runtime/ThreadStackTrace.java

/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package sun.jvm.hotspot.runtime;

import java.util.*;

public class ThreadStackTrace {
    private JavaThread                        thread;
    private int                               depth;  // number of stack frames added
    private ArrayList<StackFrameInfo>         frames;

    public ThreadStackTrace(JavaThread t) {
        this.thread = t;
        this.depth = 0;
        this.frames = new ArrayList<StackFrameInfo>();
    }

    public int getStackDepth() {
        return depth;
    }

    public StackFrameInfo stackFrameAt(int index) {
        return frames.get(index);
    }

    public void dumpStack(int maxDepth) {
        if (!thread.isJavaThread()) {
            System.out.println("dumpStack: not java Thread returning");
            return;
        }
        try {
            for (JavaVFrame vf = thread.getLastJavaVFrameDbg(); vf != null; vf = vf.javaSender()) {
                StackFrameInfo frame = new StackFrameInfo(vf);
                frames.add(frame);
                depth++;

                if (maxDepth > 0 && depth == maxDepth) {
                    // Skip frames if more than maxDepth
                    break;
                }
            }
        } catch (Exception e) {
            System.out.println("Error occurred during stack walking:");
            e.printStackTrace();
        }
    }
}

⏎ sun/jvm/hotspot/runtime/ThreadStackTrace.java

Or download all of them as a single archive file:

File name: jdk.hotspot.agent-11.0.1-src.zip
File size: 1243786 bytes
Release date: 2018-11-04
Download 

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