Main.java Source code

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Here is the source code for Main.java

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//package com.java2s;
/**
 * Copyright 2012 Comcast Corporation
 * 
 * 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 Integer getCurrentLevelIntValue(Element ele, String tagName) {
        String textToInt = getCurrentLevelTextValue(ele, tagName);
        Integer valueInteger = null;
        if (textToInt != null) {
            valueInteger = new Integer(textToInt);
        }
        return valueInteger;
    }

    public static String getCurrentLevelTextValue(Element ele, String tagName) {

        String textVal = "";

        List<Element> nl = getCurrentLevelChildNodes(ele, tagName);

        if (nl != null && nl.size() == 1) {
            Element el = (Element) nl.get(0);
            if (el.getFirstChild() != null) {
                textVal = el.getFirstChild().getNodeValue();
            }
        }

        return textVal;
    }

    public static List<Element> getCurrentLevelChildNodes(Element ele, String tagName) {

        List<Element> elements = new ArrayList<Element>();

        if (ele == null) {
            return elements;
        }
        NodeList nl = ele.getChildNodes();

        if (nl != null && nl.getLength() > 0) {
            for (Integer i = 0; i < nl.getLength(); i++) {
                Node node = nl.item(i);
                if (node instanceof Element && ((Element) node).getNodeName().equals(tagName)) {
                    elements.add((Element) node);
                }
            }
        }

        return elements;
    }

    public static List<Element> getChildNodes(Element ele, String tagName) {

        List<Element> elements = new ArrayList<Element>();

        if (ele == null) {
            return elements;
        }

        NodeList nl = ele.getChildNodes();

        if (nl != null && nl.getLength() > 0) {
            for (Integer i = 0; i < nl.getLength(); i++) {
                Node node = nl.item(i);
                if (node instanceof Element && ((Element) node).getNodeName().equals(tagName)) {
                    elements.add((Element) node);
                }
            }
        }

        return elements;
    }

    public static List<Element> getChildNodes(Element ele) {

        List<Element> elements = new ArrayList<Element>();

        if (ele == null) {
            return elements;
        }

        NodeList nl = ele.getChildNodes();

        if (nl != null && nl.getLength() > 0) {
            for (Integer i = 0; i < nl.getLength(); i++) {
                Node node = nl.item(i);
                if (node instanceof Element) {
                    elements.add((Element) node);
                }
            }
        }

        return elements;
    }
}