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/transport/ContactInfoListIterator.java

/*
 * Copyright (c) 2002, 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.transport;

import java.util.Iterator;

/**
 * <code>ContactInfoIterator</code> is used to retrieve individual
 * {@link com.sun.corba.se.pept.transport.ContactInfo ContactInfo}.
 *
 * @author Harold Carr
 */
public interface ContactInfoListIterator
    extends
        Iterator
{
    /**
     * The underlying list for this iterator.
     *
     * @return The underlying list for this iterator.
     */
    public ContactInfoList getContactInfoList();

    /**
     * Used to report information to the iterator to be used
     * in future invocations.
     *
     * @param contactInfo The
     * {@link com.sun.corba.se.pept.transport.ContactInfo ContactInfo}
     * obtained from this iterator which resulted in a successful invocation.
     */
    public void reportSuccess(ContactInfo contactInfo);

    /**
     * Used to report information to the iterator to be used
     * in future invocations.
     *
     * @param contactInfo The
     * {@link com.sun.corba.se.pept.transport.ContactInfo ContactInfo}
     * in effect when an invocation exception occurs.
     * @param exception The
     * {@link java.lang.RuntimeException RuntimeException}.
     *
     * @return Returns true if the request should be retried.
     */
    public boolean reportException(ContactInfo contactInfo,
                                   RuntimeException exception);

    /**
     * The exception to report to the presentation block.
     *
     * @return If the iterator reaches the end before the invocation
     * is successful one returns this exception (previously reported to
     * the iterator via {@link #reportException}).

     */
    public RuntimeException getFailureException();
}

// End of file.

⏎ com/sun/corba/se/pept/transport/ContactInfoListIterator.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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