HENGCHENG/DSWebComponent/Dictionary.cs

using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DSWebComponent
{
    public class Dictionary
    {
        private static Dictionary<string, string> _dictionary = new Dictionary<string, string>();

        public static Dictionary<string, string> GetDictionary() 
        {
            return _dictionary;
        }

        public static void AddDictionaryItem(string key, string value)
        {
            if (!_dictionary.ContainsKey(key))
            {
                _dictionary.Add(key, value);
            }
            else
            {
                _dictionary[key] = value;
            }
        }

        public static string GetDictionaryItem(string key)
        {
            string objValue = string.Empty;
            string returnValue = string.Empty;

            if (_dictionary.TryGetValue(key, out objValue))
            {
                returnValue = objValue;
            }
            /*else
            {
                returnValue = "";
            }*/
            return returnValue;
        }

        public static ArrayList GetDictionaryItemByIncomplete(string incompleteKey)
        {
            ArrayList returnValue = new ArrayList();
            foreach (KeyValuePair<string, string> kvp in _dictionary)
            {
                if (kvp.Key.IndexOf(incompleteKey) != -1)
                {
                    returnValue.Add(kvp.Key);
                }
                /*else
                {
                    returnValue = "";
                }*/
            }
            return returnValue;
        }

        public static bool HasItem(string key)
        {
            return _dictionary.ContainsKey(key);
        }

        public static bool ClearDictionaryItem()
        {
            bool succ = false;
            try
            {
                _dictionary.Clear();
                succ = true;
            }
            catch (Exception ex)
            {
                succ = true;
                throw;
            }
            return succ;
        }

        public static bool RemoveDictionaryItem(string key)
        {
            bool succ = false;
            try
            {
                if (key != "" && _dictionary.ContainsKey(key))
                {
                    _dictionary.Remove(key);
                }
                succ = true;
            }
            catch (Exception ex)
            {
                succ = false;
                throw ex;
            }
            return succ;
        }
    }
}