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Java example source code file (PSVIDocumentImpl.java)

This example Java source code file (PSVIDocumentImpl.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

attr, classnotfoundexception, dom, domconfiguration, domexception, domimplementation, ioexception, node, psviattrnsimpl, psvidocumentimpl, psvielementnsimpl, string

The PSVIDocumentImpl.java Java example source code

/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER!
 */
/*
 * Copyright 2002-2004 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.dom;

import java.io.IOException;
import java.io.NotSerializableException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import org.w3c.dom.DOMConfiguration;
import org.w3c.dom.UserDataHandler;
import org.w3c.dom.*;

/**
 * Our own document implementation, which knows how to create an element
 * with PSVI information.
 *
 * @xerces.internal
 *
 * @author Sandy Gao, IBM
 *
 */
public class PSVIDocumentImpl extends DocumentImpl {

    /** Serialization version. */
    static final long serialVersionUID = -8822220250676434522L;

    /**
     * Create a document.
     */
    public PSVIDocumentImpl() {
        super();
    }

    /**
     * For DOM2 support.
     * The createDocument factory method is in DOMImplementation.
     */
    public PSVIDocumentImpl(DocumentType doctype) {
        super(doctype);
    }

    /**
     * Deep-clone a document, including fixing ownerDoc for the cloned
     * children. Note that this requires bypassing the WRONG_DOCUMENT_ERR
     * protection. I've chosen to implement it by calling importNode
     * which is DOM Level 2.
     *
     * @return org.w3c.dom.Node
     * @param deep boolean, iff true replicate children
     */
    public Node cloneNode(boolean deep) {

        PSVIDocumentImpl newdoc = new PSVIDocumentImpl();
        callUserDataHandlers(this, newdoc, UserDataHandler.NODE_CLONED);
        cloneNode(newdoc, deep);

        // experimental
        newdoc.mutationEvents = mutationEvents;

        return newdoc;

    } // cloneNode(boolean):Node

    /**
     * Retrieve information describing the abilities of this particular
     * DOM implementation. Intended to support applications that may be
     * using DOMs retrieved from several different sources, potentially
     * with different underlying representations.
     */
    public DOMImplementation getImplementation() {
        // Currently implemented as a singleton, since it's hardcoded
        // information anyway.
        return PSVIDOMImplementationImpl.getDOMImplementation();
    }

    /**
     * Create an element with PSVI information
     */
    public Element createElementNS(String namespaceURI, String qualifiedName)
        throws DOMException {
        return new PSVIElementNSImpl(this, namespaceURI, qualifiedName);
    }

    /**
     * Create an element with PSVI information
     */
    public Element createElementNS(String namespaceURI, String qualifiedName,
                                   String localpart) throws DOMException {
        return new PSVIElementNSImpl(this, namespaceURI, qualifiedName, localpart);
    }

    /**
     * Create an attribute with PSVI information
     */
    public Attr createAttributeNS(String namespaceURI, String qualifiedName)
        throws DOMException {
        return new PSVIAttrNSImpl(this, namespaceURI, qualifiedName);
    }

    /**
     * Create an attribute with PSVI information
     */
    public Attr createAttributeNS(String namespaceURI, String qualifiedName,
                                  String localName) throws DOMException {
        return new PSVIAttrNSImpl(this, namespaceURI, qualifiedName, localName);
    }

    /**
     *
     * The configuration used when <code>Document.normalizeDocument is
     * invoked.
     * @since DOM Level 3
     */
    public DOMConfiguration getDomConfig(){
        super.getDomConfig();
        return fConfiguration;
    }

    // REVISIT: Forbid serialization of PSVI DOM until
    // we support object serialization of grammars -- mrglavas

    private void writeObject(ObjectOutputStream out)
        throws IOException {
        throw new NotSerializableException(getClass().getName());
        }

    private void readObject(ObjectInputStream in)
        throws IOException, ClassNotFoundException {
        throw new NotSerializableException(getClass().getName());
    }

} // class PSVIDocumentImpl

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