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/ior/ObjectIdImpl.java

/*
 * Copyright (c) 2000, 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.impl.ior;

import java.util.Arrays ;
import com.sun.corba.se.spi.ior.ObjectId ;
import org.omg.CORBA_2_3.portable.OutputStream ;

/**
 * @author
 */
public final class ObjectIdImpl implements ObjectId
{
    private byte[] id;

    public boolean equals( Object obj )
    {
        if (!(obj instanceof ObjectIdImpl))
            return false ;

        ObjectIdImpl other = (ObjectIdImpl)obj ;

        return Arrays.equals( this.id, other.id ) ;
    }

    public int hashCode()
    {
        int result = 17 ;
        for (int ctr=0; ctr<id.length; ctr++)
            result = 37*result + id[ctr] ;
        return result ;
    }

    public ObjectIdImpl( byte[] id )
    {
        this.id = id ;
    }

    public byte[] getId()
    {
        return id ;
    }

    public void write( OutputStream os )
    {
        os.write_long( id.length ) ;
        os.write_octet_array( id, 0, id.length ) ;
    }
}

⏎ com/sun/corba/se/impl/ior/ObjectIdImpl.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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