JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:

com.* - Internal Oracle and Sun Microsystems libraries
java.* - Standard Java API libraries.
javax.* - Extended Java API libraries.
jdk.* -  JDK supporting libraries.
org.* - Third party libraries.
sun.* - Old libraries developed by Sun Microsystems.

JAR File Information:

Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib
      63,596,151 rt.jar

Here is the list of Java classes of the com.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.

⏎ com/sun/corba/se/pept/protocol/ClientDelegate.java

/*
 * Copyright (c) 2001, 2003, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package com.sun.corba.se.pept.protocol;

import com.sun.corba.se.pept.broker.Broker;
import com.sun.corba.se.pept.transport.ContactInfoList;

/**
 * <p>The presentation block interacts with the PEPt architecture
 * via the <code>ClientDelegate</code>.</p>
 *
 * @author Harold Carr
 */
public interface ClientDelegate
{
    /**
     * The {@link com.sun.corba.se.pept.broker.Broker Broker} associated
     * with an invocation.
     *
     * @return {@link com.sun.corba.se.pept.broker.Broker Broker}
     */
    public Broker getBroker();

    /**
     * Get the
     * {@link com.sun.corba.se.pept.transport.ContactInfoList ContactInfoList}
     * which represents they encoding/protocol/transport combinations that
     * may be used to contact the service.
     *
     * @return
     * {@link com.sun.corba.se.pept.transport.ContactInfoList ContactInfoList}
     */
    public ContactInfoList getContactInfoList();
}

// End of file.

⏎ com/sun/corba/se/pept/protocol/ClientDelegate.java

Or download all of them as a single archive file:

File name: jre-rt-com-1.8.0_191-src.zip
File size: 8099783 bytes
Release date: 2018-10-28
Download 

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