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/utilities/BasicHashtableEntry.java

/*
 * Copyright (c) 2003, 2012, 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.utilities;

import java.util.*;
import sun.jvm.hotspot.debugger.*;
import sun.jvm.hotspot.oops.Oop;
import sun.jvm.hotspot.oops.ObjectHeap;
import sun.jvm.hotspot.types.*;
import sun.jvm.hotspot.runtime.*;

public class BasicHashtableEntry extends VMObject {
  static {
    VM.registerVMInitializedObserver(new Observer() {
        public void update(Observable o, Object data) {
          initialize(VM.getVM().getTypeDataBase());
        }
      });
  }

  private static synchronized void initialize(TypeDataBase db) {
    Type type = db.lookupType("BasicHashtableEntry<mtInternal>");
    hashField      = type.getCIntegerField("_hash");
    nextField      = type.getAddressField("_next");
  }

  // Fields
  private static CIntegerField hashField;
  private static AddressField  nextField;

  // Accessors
  public long hash() {
    return hashField.getValue(addr) & 0xFFFFFFFFL;
  }

  private long nextAddressValue() {
    Debugger dbg = VM.getVM().getDebugger();
    Address nextValue = nextField.getValue(addr);
    return (nextValue != null) ? dbg.getAddressValue(nextValue) : 0L;
  }

  public boolean isShared() {
    return (nextAddressValue() & 1L) != 0;
  }

  public BasicHashtableEntry next() {
    Address nextValue = nextField.getValue(addr);
    Address next = (nextValue != null)? nextValue.andWithMask(-2L) : null;
    // using this.getClass so that return type will be as expected in
    // subclass context. But, because we can't use covariant return type
    // caller has to use this next and cast the result to correct type.
    return (BasicHashtableEntry) VMObjectFactory.newObject(this.getClass(), next);
  }

  public BasicHashtableEntry(Address addr) {
    super(addr);
  }
}

⏎ sun/jvm/hotspot/utilities/BasicHashtableEntry.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
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