fba9d87e65
git-svn-id: file:///srv/devel/repo-conversion/nusu@40 d2e56fa2-650e-0410-a79f-9358c0239efd
435 lines
16 KiB
C#
435 lines
16 KiB
C#
#region CPL License
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/*
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Nuclex Framework
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Copyright (C) 2002-2007 Nuclex Development Labs
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This library is free software; you can redistribute it and/or
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modify it under the terms of the IBM Common Public License as
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published by the IBM Corporation; either version 1.0 of the
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License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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IBM Common Public License for more details.
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You should have received a copy of the IBM Common Public
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License along with this library
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*/
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#endregion
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using System;
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using System.Threading;
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using System.Collections;
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using System.Collections.Generic;
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namespace Nuclex.Support.Collections {
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// More than 400 lines of code just to implement the .NET collection interfaces.
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// Shows the niceties of having to support languages without generics and using
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// an inferior design to make collections "more convenient" for the user :/
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partial class TransformingReadOnlyCollection<
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ContainedItemType, ExposedItemType
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> {
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#region IList<ExposedItemType> Members
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/// <summary>
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/// Determines the index of a specific item in the TransformingReadOnlyCollection.
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/// </summary>
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/// <param name="item">
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/// The object to locate in the TransformingReadOnlyCollection.
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/// </param>
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/// <returns>
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/// The index of item if found in the list; otherwise, -1.
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/// </returns>
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int IList<ExposedItemType>.IndexOf(ExposedItemType item) {
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return IndexOf(item);
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}
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/// <summary>
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/// Inserts an item to the TransformingReadOnlyCollection at the specified index.
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/// </summary>
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/// <param name="index">
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/// The zero-based index at which item should be inserted.
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/// </param>
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/// <param name="item">
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/// The object to insert into the TransformingReadOnlyCollection
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/// </param>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only.
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/// </exception>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// index is not a valid index in the TransformingReadOnlyCollection.
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/// </exception>
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void IList<ExposedItemType>.Insert(int index, ExposedItemType item) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>
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/// Removes the TransformingReadOnlyCollection item at the specified index.
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/// </summary>
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/// <param name="index">The zero-based index of the item to remove.</param>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only.
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/// </exception>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// Index is not a valid index in the TransformingReadOnlyCollection.
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/// </exception>
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void IList<ExposedItemType>.RemoveAt(int index) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>Gets or sets the element at the specified index.</summary>
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/// <param name="index">The zero-based index of the element to get or set.</param>
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/// <returns>The element at the specified index.</returns>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// Index is not a valid index in the TransformingReadOnlyCollection.
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/// </exception>
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/// <exception cref="System.NotSupportedException">
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/// The property is set and the TransformingReadOnlyCollection is read-only
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/// </exception>
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ExposedItemType IList<ExposedItemType>.this[int index] {
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get {
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return this[index];
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}
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set {
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throw new NotSupportedException("The collection is ready-only");
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}
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}
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#endregion
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#region ICollection<ExposedItemType> Members
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/// <summary>Adds an item to the TransformingReadOnlyCollection.</summary>
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/// <param name="item">The object to add to the TransformingReadOnlyCollection</param>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only.
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/// </exception>
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void ICollection<ExposedItemType>.Add(ExposedItemType item) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>Removes all items from the TransformingReadOnlyCollection</summary>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only.
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/// </exception>
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void ICollection<ExposedItemType>.Clear() {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>
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/// Determines whether the TransformingReadOnlyCollection contains a specific value.
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/// </summary>
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/// <param name="item">
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/// The object to locate in the TransformingReadOnlyCollection.
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/// </param>
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/// <returns>
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/// True if item is found in the TransformingReadOnlyCollection; otherwise, false.
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/// </returns>
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bool ICollection<ExposedItemType>.Contains(ExposedItemType item) {
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return Contains(item);
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}
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/// <summary>
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/// Copies the elements of the TransformingReadOnlyCollection to an System.Array,
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/// starting at a particular System.Array index.
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/// </summary>
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/// <param name="array">
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/// The one-dimensional System.Array that is the destination of the elements
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/// copied from TransformingReadOnlyCollection. The System.Array must have
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/// zero-based indexing.
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/// </param>
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/// <param name="arrayIndex">
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/// The zero-based index in array at which copying begins
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/// </param>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// ArrayIndex is less than 0.
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/// </exception>
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/// <exception cref="System.ArgumentNullException">
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/// Array is null.
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/// </exception>
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/// <exception cref="System.ArgumentException">
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/// Array is multidimensional or arrayIndex is equal to or greater than the
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/// length of array or the number of elements in the source
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/// TransformingReadOnlyCollection is greater than the available
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/// space from arrayIndex to the end of the destination array or type T cannot
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/// be cast automatically to the type of the destination array.
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/// </exception>
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void ICollection<ExposedItemType>.CopyTo(ExposedItemType[] array, int arrayIndex) {
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CopyTo(array, arrayIndex);
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}
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/// <summary>
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/// Removes the first occurrence of a specific object from the
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/// TransformingReadOnlyCollection.
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/// </summary>
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/// <param name="item">
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/// The object to remove from the TransformingReadOnlyCollection
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/// </param>
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/// <returns>
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/// True if item was successfully removed from the TransformingReadOnlyCollection;
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/// otherwise, false. This method also returns false if item is not found in the
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/// original TransformingReadOnlyCollection.
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/// </returns>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only.
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/// </exception>
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bool ICollection<ExposedItemType>.Remove(ExposedItemType item) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>
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/// The number of elements contained in the TransformingReadOnlyCollection.
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/// </summary>
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int ICollection<ExposedItemType>.Count {
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get { return Count; }
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}
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/// <summary>
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/// A value indicating whether the TransformingReadOnlyCollection is read-only.
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/// </summary>
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bool ICollection<ExposedItemType>.IsReadOnly {
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get { return true; }
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}
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#endregion
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#region IEnumerable<ExposedItemType> Members
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/// <summary>Returns an enumerator that iterates through the collection.</summary>
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/// <returns>
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/// A System.Collections.Generic.IEnumerator<ExposedItemType> that can be used
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/// to iterate through the collection.
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/// </returns>
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IEnumerator<ExposedItemType> IEnumerable<ExposedItemType>.GetEnumerator() {
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return GetEnumerator();
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}
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#endregion
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#region IEnumerable Members
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/// <summary>Returns an enumerator that iterates through a collection.</summary>
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/// <returns>
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/// A System.Collections.IEnumerator object that can be used to iterate through
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/// the collection.
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/// </returns>
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IEnumerator IEnumerable.GetEnumerator() {
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return GetEnumerator();
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}
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#endregion
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#region IList Members
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/// <summary>Adds an item to the TransformingReadOnlyCollection.</summary>
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/// <param name="value">
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/// The System.Object to add to the TransformingReadOnlyCollection.
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/// </param>
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/// <returns>The position into which the new element was inserted.</returns>
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/// <exception cref="System.NotSupportedException">
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/// The System.Collections.IList is read-only or the TransformingReadOnlyCollection
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/// has a fixed size.
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/// </exception>
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int IList.Add(object value) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>Removes all items from the TransformingReadOnlyCollection.</summary>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only.
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/// </exception>
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void IList.Clear() {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>
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/// Determines whether the TransformingReadOnlyCollection contains a specific value.
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/// </summary>
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/// <param name="value">
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/// The System.Object to locate in the TransformingReadOnlyCollection.
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/// </param>
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/// <returns>
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/// True if the System.Object is found in the TransformingReadOnlyCollection;
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/// otherwise, false.
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/// </returns>
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bool IList.Contains(object value) {
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return Contains((ExposedItemType)value);
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}
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/// <summary>
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/// Determines the index of a specific item in the TransformingReadOnlyCollection.
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/// </summary>
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/// <param name="value">
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/// The System.Object to locate in the TransformingReadOnlyCollection.
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/// </param>
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/// <returns>
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/// The index of value if found in the list; otherwise, -1.
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/// </returns>
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int IList.IndexOf(object value) {
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return IndexOf((ExposedItemType)value);
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}
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/// <summary>
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/// Inserts an item to the TransformingReadOnlyCollection at the specified index.
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/// </summary>
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/// <param name="index">
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/// The zero-based index at which value should be inserted.
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/// </param>
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/// <param name="value">
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/// The System.Object to insert into the TransformingReadOnlyCollection.
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/// </param>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// Index is not a valid index in the TransformingReadOnlyCollection.
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/// </exception>
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/// <exception cref="System.NotSupportedException">
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/// The System.Collections.IList is read-only or the TransformingReadOnlyCollection
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/// has a fixed size.
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/// </exception>
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/// <exception cref="System.NullReferenceException">
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/// Value is null reference in the TransformingReadOnlyCollection.
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/// </exception>
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void IList.Insert(int index, object value) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>
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/// A value indicating whether the TransformingReadOnlyCollection has a fixed
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/// size.
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/// </summary>
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bool IList.IsFixedSize {
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get { return true; }
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}
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/// <summary>
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/// A value indicating whether the index is not a valid index in the is read-only.
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/// </summary>
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bool IList.IsReadOnly {
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get { return true; }
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}
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/// <summary>
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/// Removes the first occurrence of a specific object from the
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/// TransformingReadOnlyCollection.
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/// </summary>
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/// <param name="value">
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/// The System.Object to remove from the TransformingReadOnlyCollection.
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/// </param>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only or the
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/// TransformingReadOnlyCollection has a fixed size.
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/// </exception>
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void IList.Remove(object value) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>
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/// Removes the TransformingReadOnlyCollection item at the specified index.
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/// </summary>
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/// <param name="index">The zero-based index of the item to remove.</param>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// Index is not a valid index in the TransformingReadOnlyCollection.
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/// </exception>
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/// <exception cref="System.NotSupportedException">
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/// The TransformingReadOnlyCollection is read-only or the
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/// TransformingReadOnlyCollection has a fixed size.
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/// </exception>
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void IList.RemoveAt(int index) {
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throw new NotSupportedException("The collection is ready-only");
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}
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/// <summary>Gets or sets the element at the specified index.</summary>
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/// <param name="index">The zero-based index of the element to get or set.</param>
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/// <returns>The element at the specified index</returns>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// Index is not a valid index in the TransformingReadOnlyCollection
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/// </exception>
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/// <exception cref="System.NotSupportedException">
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/// The property is set and the TransformingReadOnlyCollection is read-only.
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/// </exception>
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object IList.this[int index] {
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get {
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return this[index];
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}
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set {
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throw new NotSupportedException("The collection is ready-only");
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}
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}
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#endregion
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#region ICollection Members
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/// <summary>
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/// Copies the elements of the TransformingReadOnlyCollection to an System.Array,
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/// starting at a particular System.Array index.
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/// </summary>
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/// <param name="array">
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/// The one-dimensional System.Array that is the destination of the elements
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/// copied from TransformingReadOnlyCollection. The System.Array must have zero-based
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/// indexing.
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/// </param>
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/// <param name="index">The zero-based index in array at which copying begins.</param>
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/// <exception cref="System.ArgumentNullException">
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/// Array is null.
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/// </exception>
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/// <exception cref="System.ArgumentOutOfRangeException">
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/// Index is less than zero.
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/// </exception>
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/// <exception cref="System.ArgumentException">
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/// Array is multidimensional or index is equal to or greater than the length
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/// of array or the number of elements in the source TransformingReadOnlyCollection
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/// is greater than the available space from index to the end of the destination
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/// array.
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/// </exception>
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/// <exception cref="System.InvalidCastException">
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/// The type of the source TransformingReadOnlyCollection cannot be cast
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/// automatically to the type of the destination array.
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/// </exception>
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void ICollection.CopyTo(Array array, int index) {
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CopyTo((ExposedItemType[])array, index);
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}
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/// <summary>
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/// The number of elements contained in the TransformingReadOnlyCollection.
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/// </summary>
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int ICollection.Count {
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get { return Count; }
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}
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/// <summary>
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/// A value indicating whether access to the TransformingReadOnlyCollection
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/// is synchronized (thread safe).
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/// </summary>
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bool ICollection.IsSynchronized {
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get { return false; }
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}
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/// <summary>
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/// An object that can be used to synchronize access to the
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/// TransformingReadOnlyCollection.
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/// </summary>
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object ICollection.SyncRoot {
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get {
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if(this.syncRoot == null) {
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ICollection is2 = this.items as ICollection;
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if(is2 != null) {
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this.syncRoot = is2.SyncRoot;
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} else {
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Interlocked.CompareExchange(ref this.syncRoot, new object(), null);
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}
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}
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return this.syncRoot;
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}
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}
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#endregion
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}
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} // namespace Nuclex.Support.Collections
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