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 org.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.

⏎ org/omg/CORBA/NameValuePair.java

/*
 * Copyright (c) 1998, 2001, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package org.omg.CORBA;

/**
 * Associates  a name with a value that is an
 * attribute of an IDL struct, and is used in the <tt>DynStruct</tt> APIs.
 */

public final class NameValuePair implements org.omg.CORBA.portable.IDLEntity {

    /**
     * The name to be associated with a value by this <code>NameValuePair</code> object.
     */
    public String id;

    /**
     * The value to be associated with a name by this <code>NameValuePair</code> object.
     */
    public org.omg.CORBA.Any value;

    /**
     * Constructs an empty <code>NameValuePair</code> object.
     * To associate a name with a value after using this constructor, the fields
     * of this object have to be accessed individually.
     */
    public NameValuePair() { }

    /**
     * Constructs a <code>NameValuePair</code> object that associates
     * the given name with the given <code>org.omg.CORBA.Any</code> object.
     * @param __id the name to be associated with the given <code>Any</code> object
     * @param __value the <code>Any</code> object to be associated with the given name
     */
    public NameValuePair(String __id, org.omg.CORBA.Any __value) {
        id = __id;
        value = __value;
    }
}

⏎ org/omg/CORBA/NameValuePair.java

Or download all of them as a single archive file:

File name: jre-rt-org-1.8.0_191-src.zip
File size: 951125 bytes
Release date: 2018-10-28
Download 

⇒ JRE 8 rt.jar - com.* Package Source Code

⇐ JRE 8 rt.jar - javax.* Package Source Code

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