quickly retrieving an integer value of a given XML element. Helper function for quickly retrieving a String value of a given XML element. - CSharp System.Xml

CSharp examples for System.Xml:XML Element

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Description

quickly retrieving an integer value of a given XML element. Helper function for quickly retrieving a String value of a given XML element.

Demo Code

/*//from   w  w  w.j  a v a  2  s  .c o m
* Copyright (c) 2008, Jerry Hoff
* 
* All rights reserved.
* 
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
* 
* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
* Neither the name of OWASP nor the names of its contributors  may be used to endorse or promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System.Xml;
using System;

public class Main{
        /// <summary> Helper function for quickly retrieving an integer value of a given
        /// XML element.
        /// </summary>
        /// <param name="ele">The document element from which to pull the integer value.
        /// </param>
        /// <param name="tagName">The name of the node.
        /// </param>
        /// <returns> The integer value of the given node in the element passed in.
        /// </returns>
        /*
        public static int getIntValue(XmlElement ele, string tagName, int defaultValue)
        {
         
            int toReturn = defaultValue;
         
            try
            {
                toReturn = int.Parse(getTextValue(ele, tagName));
            }
            catch (Exception e)
            {
            }
            return toReturn;
        }
        */

        /// <summary> Helper function for quickly retrieving a String value of a given
        /// XML element.
        /// </summary>
        /// <param name="ele">The document element from which to pull the String value.
        /// </param>
        /// <param name="tagName">The name of the node.
        /// </param>
        /// <returns> The String value of the given node in the element passed in.
        /// </returns>
        public static string getTextValue(XmlElement ele, string tagName)
        {
            string textVal = null;
            XmlNodeList nl = ele.GetElementsByTagName(tagName);
            if (nl != null && nl.Count > 0)
            {
                XmlElement el = (XmlElement)nl.Item(0);
                if (el.FirstChild != null)
                {
                    textVal = el.FirstChild.Value;
                }
                else
                {
                    textVal = "";
                }
            }
            return decode(textVal);
        }
}

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