127 lines
3.8 KiB
C#
127 lines
3.8 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="KeyValueConfigurationCollection.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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namespace System.Configuration {
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using System;
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using System.Xml;
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using System.Configuration;
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using System.Collections.Specialized;
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using System.Collections;
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using System.IO;
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using System.Text;
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[ConfigurationCollection(typeof(KeyValueConfigurationElement))]
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public class KeyValueConfigurationCollection : ConfigurationElementCollection {
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private static ConfigurationPropertyCollection _properties;
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static KeyValueConfigurationCollection() {
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// Property initialization
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_properties = new ConfigurationPropertyCollection();
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}
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protected internal override ConfigurationPropertyCollection Properties {
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get {
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return _properties;
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}
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}
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//
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// Constructor
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//
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public KeyValueConfigurationCollection() :
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base(StringComparer.OrdinalIgnoreCase) {
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internalAddToEnd = true;
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}
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//
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// Accessors
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//
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protected override bool ThrowOnDuplicate {
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get {
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return false;
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}
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}
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public new KeyValueConfigurationElement this[string key] {
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get {
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return (KeyValueConfigurationElement)BaseGet(key);
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}
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#if DONT_COMPILE
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// if we ever expose this element this will be handy
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set {
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int index = -1; // append by default
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KeyValueConfigurationElement tempElement = (KeyValueConfigurationElement)BaseGet(key);
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if (tempElement != null) {
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index = BaseIndexOf(tempElement);
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BaseRemoveAt(index);
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}
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BaseAdd(index, value);
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}
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#endif
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}
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public String[] AllKeys {
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get {
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return StringUtil.ObjectArrayToStringArray(BaseGetAllKeys());
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}
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}
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//
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// Methods
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//
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public void Add(KeyValueConfigurationElement keyValue) {
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// Need to initialize in order to get the key
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keyValue.Init();
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// the appsettings add works more like a namevalue collection add in that it appends values
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// when add is called and teh key already exists.
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KeyValueConfigurationElement oldValue = (KeyValueConfigurationElement)BaseGet(keyValue.Key);
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if (oldValue == null) {
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BaseAdd(keyValue);
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}
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else {
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oldValue.Value += "," + keyValue.Value;
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int index = BaseIndexOf(oldValue);
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BaseRemoveAt(index);
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BaseAdd(index, oldValue);
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}
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}
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public void Add(String key, String value) {
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KeyValueConfigurationElement element = new KeyValueConfigurationElement(key, value);
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Add(element);
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}
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#if DONT_COMPILE
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public void Remove(KeyValueConfigurationElement keyValue)
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{
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if (BaseIndexOf(keyValue) >= 0)
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BaseRemove(keyValue.Key);
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}
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#endif
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public void Remove(string key) {
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BaseRemove(key);
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}
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public void Clear() {
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BaseClear();
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}
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protected override ConfigurationElement CreateNewElement() {
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return new KeyValueConfigurationElement();
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}
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protected override object GetElementKey(ConfigurationElement element) {
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return ((KeyValueConfigurationElement)element).Key;
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}
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}
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}
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