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/impl/protocol/giopmsgheaders/RequestMessage.java

/*
 * Copyright (c) 2000, 2004, 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.impl.protocol.giopmsgheaders;

import org.omg.CORBA.Principal;
import com.sun.corba.se.spi.ior.ObjectKey;
import com.sun.corba.se.spi.servicecontext.ServiceContexts;

/**
 * This interface captures the RequestMessage contract.
 *
 * @author Ram Jeyaraman 05/14/2000
 */

public interface RequestMessage extends Message {

    byte RESPONSE_EXPECTED_BIT = 0x01;

    ServiceContexts getServiceContexts();
    int getRequestId();
    boolean isResponseExpected();
    byte[] getReserved();
    ObjectKey getObjectKey();
    String getOperation();
    Principal getPrincipal();

    // NOTE: This is a SUN PROPRIETARY EXTENSION
    void setThreadPoolToUse(int poolToUse);


} // interface RequestMessage

⏎ com/sun/corba/se/impl/protocol/giopmsgheaders/RequestMessage.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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