Java XML Node Text Value getFirstSubElementsInnerText(Node element, String subElementName)

Description

get First Sub Elements Inner Text

License

Apache License

Declaration

public static String getFirstSubElementsInnerText(Node element, String subElementName) 

Method Source Code

//package com.java2s;
/*/*from  w  w w .jav a 2s .co m*/
  Copyright 2011 Michael Scott Knapp
      
  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.
    
*/

import java.util.ArrayList;
import java.util.List;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class Main {
    public static String getFirstSubElementsInnerText(Node element, String subElementName) {
        for (Element n : getImmediateSubElements(element, subElementName)) {
            Node innerNode = n.getFirstChild();
            if (innerNode == null)
                continue;
            String innerText = innerNode.getNodeValue();
            if (innerText == null || innerText.length() < 1)
                continue;
            return innerText;
        }
        return "";
    }

    public static List<Element> getImmediateSubElements(Node element, String name) {
        return getImmediateSubElements((Element) element, name);
    }

    public static List<Element> getImmediateSubElements(Element element, String name) {
        NodeList nl = element.getChildNodes();
        List<Element> els = new ArrayList<Element>();
        for (int i = 0; i < nl.getLength(); i++) {
            Node n = nl.item(i);
            if (n == null || n.getNodeType() != Node.ELEMENT_NODE)
                continue;
            if (!n.getNodeName().equals(name))
                continue;
            els.add((Element) n);
        }
        return els;
    }
}

Related

1. getDirectText(org.w3c.dom.Element node)
2. getElementText(Node elem)
3. getFirstExtensionNode(Node extensionsNode)
4. getFirstExtensionNodeFromWorkingSet(Node extensionsNode, String workingSetName)
5. getFirstLevelTextContent(Node node)
6. getInnerXmlText(Node xmlNode)
7. getNamedItemText(NamedNodeMap map, String name)
8. getNamespaceURIFromPrefix(Node context, String prefix)
9. getNamespaceURIFromPrefix(Node context, String prefix)