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/oops/Array.java

/*
 * Copyright (c) 2000, 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.oops;

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

// Array is an abstract superclass for TypeArray and ObjArray

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

  Array(OopHandle handle, ObjectHeap heap) {
    super(handle, heap);
  }

  private static void initialize(TypeDataBase db) throws WrongTypeException {
    Type type   = db.lookupType("arrayOopDesc");
    typeSize    = (int)type.getSize();
  }

  // Size of the arrayOopDesc
  private static long headerSize=0;
  private static long lengthOffsetInBytes=0;
  private static long typeSize;

  private static long headerSizeInBytes() {
    if (headerSize != 0) {
      return headerSize;
    }
    if (VM.getVM().isCompressedKlassPointersEnabled()) {
      headerSize = typeSize;
    } else {
      headerSize = VM.getVM().alignUp(typeSize + VM.getVM().getIntSize(),
                                      VM.getVM().getHeapWordSize());
    }
    return headerSize;
  }

  private static long headerSize(BasicType type) {
    if (Universe.elementTypeShouldBeAligned(type)) {
       return alignObjectSize(headerSizeInBytes())/VM.getVM().getHeapWordSize();
    } else {
      return headerSizeInBytes()/VM.getVM().getHeapWordSize();
    }
  }

  private long lengthOffsetInBytes() {
    if (lengthOffsetInBytes != 0) {
      return lengthOffsetInBytes;
    }
    if (VM.getVM().isCompressedKlassPointersEnabled()) {
      lengthOffsetInBytes = typeSize - VM.getVM().getIntSize();
    } else {
      lengthOffsetInBytes = typeSize;
    }
    return lengthOffsetInBytes;
  }

  // Accessors for declared fields
  public long getLength() {
    boolean isUnsigned = true;
    return this.getHandle().getCIntegerAt(lengthOffsetInBytes(), VM.getVM().getIntSize(), isUnsigned);
  }

  public long getObjectSize() {
    ArrayKlass klass = (ArrayKlass) getKlass();
    // We have to fetch the length of the array, shift (multiply) it
    // appropriately, up to wordSize, add the header, and align to
    // object size.
    long s = getLength() << klass.getLog2ElementSize();
    s += klass.getArrayHeaderInBytes();
    s = Oop.alignObjectSize(s);
    return s;
  }

  public static long baseOffsetInBytes(BasicType type) {
    return headerSize(type) * VM.getVM().getHeapWordSize();
  }

  public boolean isArray()             { return true; }

  public void iterateFields(OopVisitor visitor, boolean doVMFields) {
    super.iterateFields(visitor, doVMFields);
  }
}

⏎ sun/jvm/hotspot/oops/Array.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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