JDK 11 jdk.jdi.jmod is the JMOD file for JDK 11 JDI (Java Debug Interface) tool.

JDK 11 JDI tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.jdi.jmod.

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

JDK 11 JDI tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jdi.

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

⏎ com/sun/tools/jdi/ClassObjectReferenceImpl.java

/*
 * Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package com.sun.tools.jdi;

import com.sun.jdi.ClassObjectReference;
import com.sun.jdi.ReferenceType;
import com.sun.jdi.VirtualMachine;

public class ClassObjectReferenceImpl extends ObjectReferenceImpl
                                      implements ClassObjectReference
{
    private ReferenceType reflectedType;

    ClassObjectReferenceImpl(VirtualMachine vm, long ref) {
        super(vm, ref);
    }

    public ReferenceType reflectedType() {
        if (reflectedType == null) {
            try {
                JDWP.ClassObjectReference.ReflectedType reply =
                    JDWP.ClassObjectReference.ReflectedType.process(vm, this);
                reflectedType = vm.referenceType(reply.typeID,
                                                 reply.refTypeTag);

            } catch (JDWPException exc) {
                throw exc.toJDIException();
            }
        }
        return reflectedType;
    }

    byte typeValueKey() {
        return JDWP.Tag.CLASS_OBJECT;
    }

    public String toString() {
        return "instance of " + referenceType().name() +
               "(reflected class=" + reflectedType().name() + ", " + "id=" + uniqueID() + ")";
    }
}

⏎ com/sun/tools/jdi/ClassObjectReferenceImpl.java

Or download all of them as a single archive file:

File name: jdk.jdi-11.0.1-src.zip
File size: 464844 bytes
Release date: 2018-11-04
Download 

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