Java XML Last Child Element getLastChildElementNS(Node parent, String uri, String localpart)

Description

Finds and returns the last child node with the given qualified name.

License

Apache License

Declaration

public static Element getLastChildElementNS(Node parent, String uri, String localpart) 

Method Source Code

//package com.java2s;
/*//from w  ww .  j  ava 2 s  .  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 node with the given qualified name.
     */
    public static Element getLastChildElementNS(Node parent, String uri, String localpart) {

        // search for node
        Node child = parent.getLastChild();
        while (child != null) {
            if (child.getNodeType() == Node.ELEMENT_NODE) {
                String childURI = child.getNamespaceURI();
                if (childURI != null && childURI.equals(uri) && child.getLocalName().equals(localpart)) {
                    return (Element) child;
                }
            }
            child = child.getPreviousSibling();
        }

        // not found
        return null;

    }

    /**
     * Finds and returns the last child node with the given qualified name.
     */
    public static Element getLastChildElementNS(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++) {
                    String uri = child.getNamespaceURI();
                    if (uri != null && uri.equals(elemNames[i][0])
                            && child.getLocalName().equals(elemNames[i][1])) {
                        return (Element) child;
                    }
                }
            }
            child = child.getPreviousSibling();
        }

        // not found
        return null;

    }

    public static String getNamespaceURI(Node node) {
        return node.getNamespaceURI();
    }

    /**
     * returns local name of this element if not null, otherwise
     * returns the name of the node
     */
    public static String getLocalName(Node node) {
        String name = node.getLocalName();
        return (name != null) ? name : node.getNodeName();
    }
}

Related

1. getLastChildElement(Node node)
2. getLastChildElement(Node node)
3. getLastChildElement(Node parent)
4. getLastChildElement(Node parent)
5. getLastChildElement(Node start)
6. getLastChildWithTagNameNS(Element parent, String namespaceURI, String localName)
7. getLastNamedChildNode(Node root, String nodeName)
8. getLastNodeChild(Node node)
9. getLastVisibleChildElement(Node parent)