Java XML Element Get Value getTagValue(Element element, String tagName)

Description

Retrieve the value of an XML tag.

License

Open Source License

Parameter

Parameter	Description
element	The elemement containing the tag
tagName	The string name of the tag

Return

Tag value

Declaration

public static String getTagValue(Element element, String tagName) throws Exception 

Method Source Code

//package com.java2s;
/**/*from w  w  w  .java2 s . c om*/
 * MIT License
 *
 * Copyright (c) 2017 The Board of Trustees of the Leland Stanford Junior University
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

public class Main {
    /**
     * Retrieve the value of an XML tag. For internal use only during parsing the accounts
     * configuration file.
     *
     * @param element The elemement containing the tag
     * @param tagName The string name of the tag
     * @return Tag value
     */
    public static String getTagValue(Element element, String tagName) throws Exception {
        try {
            NodeList tagList = element.getElementsByTagName(tagName);
            Element tagElement = (Element) tagList.item(0);
            NodeList textTagList = tagElement.getChildNodes();

            return (textTagList.item(0)).getNodeValue().trim();
        } catch (Exception e) {
            throw new Exception(
                    "Error in parsing the element \"" + element.toString() + "\" with the tag \"" + tagName + "\"");
        }
    }
}

Related

1. getTagNameIgnorePrefix(Element element)
2. getTagText(Element ele)
3. getTagValue(Element e)
4. getTagValue(Element e, String tag)
5. getTagValue(Element element, String tagName)
6. getText(Element aElement)
7. getText(Element config)
8. getText(Element config)
9. getText(Element e)