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/org/apache/xerces/internal/jaxp/validation/DOMDocumentHandler.java

/*
 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
/*
 * Copyright 2005 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.sun.org.apache.xerces.internal.jaxp.validation;

import javax.xml.transform.dom.DOMResult;

import com.sun.org.apache.xerces.internal.xni.XMLDocumentHandler;
import com.sun.org.apache.xerces.internal.xni.XNIException;

import org.w3c.dom.CDATASection;
import org.w3c.dom.Comment;
import org.w3c.dom.DocumentType;
import org.w3c.dom.ProcessingInstruction;
import org.w3c.dom.Text;

/**
 * <p>An extension to XMLDocumentHandler for building DOM structures.</p>
 *
 * @author Michael Glavassevich, IBM
 */
interface DOMDocumentHandler extends XMLDocumentHandler {

    /**
     * <p>Sets the <code>DOMResult</code> object which
     * receives the constructed DOM nodes.</p>
     *
     * @param result the object which receives the constructed DOM nodes
     */
    public void setDOMResult(DOMResult result);

    /**
     * A document type declaration.
     *
     * @param node a DocumentType node
     *
     * @exception XNIException Thrown by handler to signal an error.
     */
    public void doctypeDecl(DocumentType node) throws XNIException;

    public void characters(Text node) throws XNIException;

    public void cdata(CDATASection node) throws XNIException;

    /**
     * A comment.
     *
     * @param node a Comment node
     *
     * @exception XNIException Thrown by application to signal an error.
     */
    public void comment(Comment node) throws XNIException;

    /**
     * A processing instruction. Processing instructions consist of a
     * target name and, optionally, text data. The data is only meaningful
     * to the application.
     * <p>
     * Typically, a processing instruction's data will contain a series
     * of pseudo-attributes. These pseudo-attributes follow the form of
     * element attributes but are <strong>not</strong> parsed or presented
     * to the application as anything other than text. The application is
     * responsible for parsing the data.
     *
     * @param node a ProcessingInstruction node
     *
     * @exception XNIException Thrown by handler to signal an error.
     */
    public void processingInstruction(ProcessingInstruction node) throws XNIException;

    public void setIgnoringCharacters(boolean ignore);
}

⏎ com/sun/org/apache/xerces/internal/jaxp/validation/DOMDocumentHandler.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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