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/ObjectHistogram.java

/*
 * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package sun.jvm.hotspot;

/** A sample tool which uses the Serviceability Agent's APIs to obtain
    an object histogram from a remote or crashed VM. */
public class ObjectHistogram {
  public static void main(String[] args) {
     // moved to sun.jvm.hotspot.tools package..
     sun.jvm.hotspot.tools.ObjectHistogram.main(args);
  }
}

⏎ sun/jvm/hotspot/ObjectHistogram.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 

⇒ JDK 11 jdk.httpserver.jmod - HTTP Server Module

⇐ JDK 11 jdk.editpad.jmod - Edit Pad Module

⇑ Download and Use JDK 11

⇑⇑ FAQ for JDK (Java Development Kit)