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<div class="subTitle">System.Collections.ObjectModel</div>
<h2 title="Class KeyedCollection" class="title">Class KeyedCollection<TKey,TItem></h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<li><a href="../../../System/Collections/ObjectModel/Collection.html" title="class in System.Collections.ObjectModel">System.Collections.ObjectModel.Collection</a><TItem></li>
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<li>System.Collections.ObjectModel.KeyedCollection<TKey,TItem></li>
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<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>TKey</code> - The type of keys in the collection.</dd><dd><code>TItem</code> - The type of items in the collection.</dd></dl>
<dl>
<dt>All Implemented Interfaces:</dt>
<dd>java.lang.Iterable<TItem></dd>
</dl>
<hr>
<br>
<pre>public abstract class <span class="strong">KeyedCollection<TKey,TItem></span>
extends <a href="../../../System/Collections/ObjectModel/Collection.html" title="class in System.Collections.ObjectModel">Collection</a><TItem></pre>
<div class="block">Provides the abstract base class for a collection whose keys are embedded in the values.</div>
<dl><dt><span class="strong">Author:</span></dt>
<dd>Halofreak1990</dd></dl>
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<th class="colFirst" scope="col">Modifier</th>
<th class="colLast" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#KeyedCollection()">KeyedCollection</a></strong>()</code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#KeyedCollection(System.Collections.Generic.IEqualityComparer)">KeyedCollection</a></strong>(<a href="../../../System/Collections/Generic/IEqualityComparer.html" title="interface in System.Collections.Generic">IEqualityComparer</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>> comparer)</code> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#KeyedCollection(System.Collections.Generic.IEqualityComparer, int)">KeyedCollection</a></strong>(<a href="../../../System/Collections/Generic/IEqualityComparer.html" title="interface in System.Collections.Generic">IEqualityComparer</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>> comparer,
int dictionaryCreationThreshold)</code> </td>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#ChangeItemKey(TItem, TKey)">ChangeItemKey</a></strong>(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item,
<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> newKey)</code>
<div class="block">Changes the key associated with the specified element in the lookup dictionary.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#ClearItems()">ClearItems</a></strong>()</code>
<div class="block">Removes all elements from the Collection<>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#Contains(TKey)">Contains</a></strong>(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> key)</code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a></code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#get(TKey)">get</a></strong>(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> key)</code>
<div class="block">Gets the element with the specified key.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../System/Collections/Generic/IEqualityComparer.html" title="interface in System.Collections.Generic">IEqualityComparer</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>></code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#getComparer()">getComparer</a></strong>()</code> </td>
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<tr class="rowColor">
<td class="colFirst"><code>protected java.util.Map<<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>,<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a>></code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#getDictionary()">getDictionary</a></strong>()</code> </td>
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<tr class="altColor">
<td class="colFirst"><code>protected abstract <a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a></code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#GetKeyForItem(TItem)">GetKeyForItem</a></strong>(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item)</code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#InsertItem(int, TItem)">InsertItem</a></strong>(int index,
<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item)</code>
<div class="block">Inserts an element into the Collection<> at the specified index.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#Remove(TKey)">Remove</a></strong>(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> key)</code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#RemoveItem(int)">RemoveItem</a></strong>(int index)</code>
<div class="block">Removes the element at the specified index of the Collection<>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../System/Collections/ObjectModel/KeyedCollection.html#SetItem(int, TItem)">SetItem</a></strong>(int index,
<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item)</code>
<div class="block">Replaces the element at the specified index.</div>
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<h3>Methods inherited from class System.Collections.ObjectModel.<a href="../../../System/Collections/ObjectModel/Collection.html" title="class in System.Collections.ObjectModel">Collection</a></h3>
<code><a href="../../../System/Collections/ObjectModel/Collection.html#Add(T)">Add</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#Clear()">Clear</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#Count()">Count</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#get(int)">get</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#getItems()">getItems</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#IndexOf(T)">IndexOf</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#Insert(int, T)">Insert</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#iterator()">iterator</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#Remove(T)">Remove</a>, <a href="../../../System/Collections/ObjectModel/Collection.html#set(int, T)">set</a></code></li>
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<h3>Methods inherited from class java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h4>KeyedCollection</h4>
<pre>protected KeyedCollection()</pre>
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<h4>KeyedCollection</h4>
<pre>protected KeyedCollection(<a href="../../../System/Collections/Generic/IEqualityComparer.html" title="interface in System.Collections.Generic">IEqualityComparer</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>> comparer)</pre>
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<h4>KeyedCollection</h4>
<pre>protected KeyedCollection(<a href="../../../System/Collections/Generic/IEqualityComparer.html" title="interface in System.Collections.Generic">IEqualityComparer</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>> comparer,
int dictionaryCreationThreshold)</pre>
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<h4>getComparer</h4>
<pre>public <a href="../../../System/Collections/Generic/IEqualityComparer.html" title="interface in System.Collections.Generic">IEqualityComparer</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>> getComparer()</pre>
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<h4>getDictionary</h4>
<pre>protected java.util.Map<<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a>,<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a>> getDictionary()</pre>
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<a name="get(java.lang.Object)">
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<h4>get</h4>
<pre>public <a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> get(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> key)</pre>
<div class="block">Gets the element with the specified key.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>key</code> - The key of the element to get.</dd>
<dt><span class="strong">Returns:</span></dt><dd>The element with the specified key. If an element with the specified key is not found, an exception is thrown.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../System/ArgumentNullException.html" title="class in System">ArgumentNullException</a></code> - key is null.</dd>
<dd><code><a href="../../../System/Collections/Generic/KeyNotFoundException.html" title="class in System.Collections.Generic">KeyNotFoundException</a></code> - An element with the specified key does not exist in the collection.</dd></dl>
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<a name="ChangeItemKey(java.lang.Object,java.lang.Object)">
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<h4>ChangeItemKey</h4>
<pre>protected void ChangeItemKey(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item,
<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> newKey)</pre>
<div class="block">Changes the key associated with the specified element in the lookup dictionary.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>item</code> - The element to change the key of.</dd><dd><code>newKey</code> - The new key for item.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../System/ArgumentNullException.html" title="class in System">ArgumentNullException</a></code> - item is null.-or-newKey is null.</dd>
<dd><code><a href="../../../System/ArgumentException.html" title="class in System">ArgumentException</a></code> - item is not found.-or-newKey already exists in the System.Collections.ObjectModel.KeyedCollection<T1,T2>.</dd></dl>
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<h4>ClearItems</h4>
<pre>protected void ClearItems()</pre>
<div class="block"><strong>Description copied from class: <code><a href="../../../System/Collections/ObjectModel/Collection.html#ClearItems()">Collection</a></code></strong></div>
<div class="block">Removes all elements from the Collection<>.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../System/Collections/ObjectModel/Collection.html#ClearItems()">ClearItems</a></code> in class <code><a href="../../../System/Collections/ObjectModel/Collection.html" title="class in System.Collections.ObjectModel">Collection</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a>></code></dd>
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<h4>Contains</h4>
<pre>public boolean Contains(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> key)</pre>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>key</code> - </dd>
<dt><span class="strong">Returns:</span></dt><dd></dd></dl>
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<h4>GetKeyForItem</h4>
<pre>protected abstract <a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> GetKeyForItem(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item)</pre>
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<h4>InsertItem</h4>
<pre>protected void InsertItem(int index,
<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item)</pre>
<div class="block"><strong>Description copied from class: <code><a href="../../../System/Collections/ObjectModel/Collection.html#InsertItem(int, T)">Collection</a></code></strong></div>
<div class="block">Inserts an element into the Collection<> at the specified index.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../System/Collections/ObjectModel/Collection.html#InsertItem(int, T)">InsertItem</a></code> in class <code><a href="../../../System/Collections/ObjectModel/Collection.html" title="class in System.Collections.ObjectModel">Collection</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a>></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>index</code> - The object to insert. The value can be null for reference types.</dd><dd><code>item</code> - The zero-based index at which item should be inserted.</dd></dl>
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<a name="Remove(java.lang.Object)">
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<h4>Remove</h4>
<pre>public boolean Remove(<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TKey</a> key)</pre>
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<a name="RemoveItem(int)">
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<h4>RemoveItem</h4>
<pre>protected void RemoveItem(int index)</pre>
<div class="block"><strong>Description copied from class: <code><a href="../../../System/Collections/ObjectModel/Collection.html#RemoveItem(int)">Collection</a></code></strong></div>
<div class="block">Removes the element at the specified index of the Collection<>.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../System/Collections/ObjectModel/Collection.html#RemoveItem(int)">RemoveItem</a></code> in class <code><a href="../../../System/Collections/ObjectModel/Collection.html" title="class in System.Collections.ObjectModel">Collection</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a>></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>index</code> - The zero-based index of the element to remove.</dd></dl>
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<h4>SetItem</h4>
<pre>protected void SetItem(int index,
<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a> item)</pre>
<div class="block"><strong>Description copied from class: <code><a href="../../../System/Collections/ObjectModel/Collection.html#SetItem(int, T)">Collection</a></code></strong></div>
<div class="block">Replaces the element at the specified index.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../System/Collections/ObjectModel/Collection.html#SetItem(int, T)">SetItem</a></code> in class <code><a href="../../../System/Collections/ObjectModel/Collection.html" title="class in System.Collections.ObjectModel">Collection</a><<a href="../../../System/Collections/ObjectModel/KeyedCollection.html" title="type parameter in KeyedCollection">TItem</a>></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>index</code> - The zero-based index of the element to replace.</dd><dd><code>item</code> - The new value for the element at the specified index. The value can be null for reference types.</dd></dl>
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