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/jdi/event/ClassPrepareEvent.java

/*
 * Copyright (c) 1998, 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.jdi.event;

import com.sun.jdi.ReferenceType;
import com.sun.jdi.ThreadReference;
import com.sun.jdi.VirtualMachine;
import com.sun.jdi.request.EventRequest;

/**
 * Notification of a class prepare in the target VM. See the JVM
 * specification for a definition of class preparation. Class prepare
 * events are not generated for primitive classes (for example,
 * java.lang.Integer.TYPE).
 *
 * @see EventQueue
 * @see VirtualMachine
 *
 * @author Robert Field
 * @since  1.3
 */
public interface ClassPrepareEvent extends Event {

    /**
     * Returns the thread in which this event has occurred.
     * <p>
     * In rare cases, this event may occur in a debugger system
     * thread within the target VM. Debugger threads take precautions
     * to prevent these events, but they cannot be avoided under some
     * conditions, especially for some subclasses of
     * {@link java.lang.Error}.
     * If the event was generated by a debugger system thread, the
     * value returned by this method is null, and if the requested
     * suspend policy for the event was
     * {@link EventRequest#SUSPEND_EVENT_THREAD},
     * all threads will be suspended instead, and the
     * {@link EventSet#suspendPolicy} will reflect this change.
     * <p>
     * Note that the discussion above does not apply to system threads
     * created by the target VM during its normal (non-debug) operation.
     *
     * @return a {@link ThreadReference} which mirrors the event's thread in
     * the target VM, or null in the rare cases described above.
     */
    public ThreadReference thread();

    /**
     * Returns the reference type for which this event was generated.
     *
     * @return a {@link ReferenceType} which mirrors the class, interface, or
     * array which has been linked.
     */
    public ReferenceType referenceType();
}

⏎ com/sun/jdi/event/ClassPrepareEvent.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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