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/Hashtable.java

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

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

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

  private static synchronized void initialize(TypeDataBase db) {
    // just to confirm that type exists
    Type type = db.lookupType("IntptrHashtable");
  }

  // derived class may return Class<? extends HashtableEntry>
  protected Class getHashtableEntryClass() {
    return HashtableEntry.class;
  }

  public int computeHash(Symbol name) {
    return (int) name.identityHash();
  }

  public int hashToIndex(long fullHash) {
    return (int) (fullHash % tableSize());
  }

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

  // VM's Hashtable::hash_symbol
  protected static long hashSymbol(byte[] buf) {
    long h = 0;
    int s = 0;
    int len = buf.length;
    while (len-- > 0) {
      h = 31*h + (0xFFL & buf[s]);
      s++;
    }
    return h & 0xFFFFFFFFL;
  }
}

⏎ sun/jvm/hotspot/utilities/Hashtable.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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