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/ObjectCollectedException.java

/*
 * Copyright (c) 1998, 2017, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package com.sun.jdi;

/**
 * Thrown to indicate that the requested operation cannot be
 * completed because the specified object has been garbage collected.
 *
 * @author Gordon Hirsch
 * @since  1.3
 */
public class ObjectCollectedException extends RuntimeException {

    private static final long serialVersionUID = -1928428056197269588L;

    public ObjectCollectedException() {
        super();
    }

    public ObjectCollectedException(String s) {
        super(s);
    }
}

⏎ com/sun/jdi/ObjectCollectedException.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 

⇒ JDK 11 jdk.jdwp.agent.jmod - JDWP Agent Module

⇐ JDK 11 jdk.jdeps.jmod - JDeps Tool

⇑ Download and Use JDK 11

⇑⇑ FAQ for JDK (Java Development Kit)