Utils.java Source code

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Here is the source code for Utils.java

Source

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

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

/*******************************************************************************
 * Copyright (C) 2007 Google Inc.
 * 
 * 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.
 ******************************************************************************/

/**
 * Various XML utilities.
 * 
 * @author simonjsmith, ksim
 * @version 1.1 - ksim - March 6th, 2007 - Added functions regarding streaming
 * @version 1.2 - ksim - March 10th, 2007 - Added functions regarding DOM
 *          manipulation
 */
public class Utils {
    public static Date getElementDateValue(Document document, Element parent, String string) {
        return parseDate(getElementStringValue(document, parent, string));
    }

    private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");

    public static Date parseDate(String date) {
        try {
            return sdf.parse(date);
        } catch (ParseException e) {
            e.printStackTrace();
        }
        return null;
    }

    public static String getElementStringValue(Document document, Element parent, String element) {
        NodeList nl = parent.getElementsByTagName(element);
        if (nl.getLength() == 0) {
            return "";
        }

        Node n = nl.item(0).getFirstChild();
        if (n == null) {
            return "";
        }

        return n.getNodeValue();
    }
}