Java XML Last Child Element getLastChildElement(Node parent)

Description

Finds and returns the last child element node.

License

Apache License

Declaration

public static Element getLastChildElement(Node parent) 

Method Source Code

//package com.java2s;
/*//from   w w  w  .  j a v a2s  . c o  m
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.
 */

import org.w3c.dom.*;

public class Main {
    /**
     * Finds and returns the last child element node.
     */
    public static Element getLastChildElement(Node parent) {

        // search for node
        Node child = parent.getLastChild();
        while (child != null) {
            if (child.getNodeType() == Node.ELEMENT_NODE) {
                return (Element) child;
            }
            child = child.getPreviousSibling();
        }

        // not found
        return null;

    }

    /**
     * Finds and returns the last child node with the given name.
     */
    public static Element getLastChildElement(Node parent, String elemName) {

        // search for node
        Node child = parent.getLastChild();
        while (child != null) {
            if (child.getNodeType() == Node.ELEMENT_NODE) {
                if (child.getNodeName().equals(elemName)) {
                    return (Element) child;
                }
            }
            child = child.getPreviousSibling();
        }

        // not found
        return null;

    }

    /**
     * Finds and returns the last child node with the given name.
     */
    public static Element getLastChildElement(Node parent, String elemNames[]) {

        // search for node
        Node child = parent.getLastChild();
        while (child != null) {
            if (child.getNodeType() == Node.ELEMENT_NODE) {
                for (int i = 0; i < elemNames.length; i++) {
                    if (child.getNodeName().equals(elemNames[i])) {
                        return (Element) child;
                    }
                }
            }
            child = child.getPreviousSibling();
        }

        // not found
        return null;

    }

    /**
     * Finds and returns the last child node with the given name and
     * attribute name, value pair.
     */
    public static Element getLastChildElement(Node parent, String elemName, String attrName, String attrValue) {

        // search for node
        Node child = parent.getLastChild();
        while (child != null) {
            if (child.getNodeType() == Node.ELEMENT_NODE) {
                Element element = (Element) child;
                if (element.getNodeName().equals(elemName) && element.getAttribute(attrName).equals(attrValue)) {
                    return element;
                }
            }
            child = child.getPreviousSibling();
        }

        // not found
        return null;

    }
}

Related

1. getLastChildElement(Element elem)
2. getLastChildElement(Node n)
3. getLastChildElement(Node node)
4. getLastChildElement(Node node)
5. getLastChildElement(Node node)
6. getLastChildElement(Node parent)
7. getLastChildElement(Node start)
8. getLastChildElementNS(Node parent, String uri, String localpart)
9. getLastChildWithTagNameNS(Element parent, String namespaceURI, String localName)