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Add IDictionary support to Document but as explicit interface impleme…
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…ntation.
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@lanwin
lanwin committed Jul 7, 2010
1 parent 69e7c91 commit 67e6c3b
Showing 1 changed file with 167 additions and 9 deletions.
176 changes: 167 additions & 9 deletions source/MongoDB/Document.cs
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Expand Up @@ -13,7 +13,7 @@ namespace MongoDB
/// Description of Document.
/// </summary>
[Serializable]
public class Document : IDictionary<string,object>, IXmlSerializable
public class Document : IDictionary<string,object>, IDictionary, IXmlSerializable
{
private readonly List<string> _orderedKeys;
private readonly Dictionary<string,object > _dictionary;
Expand Down Expand Up @@ -74,6 +74,30 @@ public Document(IEnumerable<KeyValuePair<string, object>> dictionary)
set { Set(key, value); }
}

/// <summary>
/// Gets an <see cref="T:System.Collections.Generic.ICollection`1"/> containing the keys of the <see cref="T:System.Collections.Generic.IDictionary`2"/>.
/// </summary>
/// <value></value>
/// <returns>
/// An <see cref="T:System.Collections.Generic.ICollection`1"/> containing the keys of the object that implements <see cref="T:System.Collections.Generic.IDictionary`2"/>.
/// </returns>
ICollection IDictionary.Keys
{
get { return _dictionary.Keys; }
}

/// <summary>
/// Gets an <see cref="T:System.Collections.Generic.ICollection`1"/> containing the values in the <see cref="T:System.Collections.Generic.IDictionary`2"/>.
/// </summary>
/// <value></value>
/// <returns>
/// An <see cref="T:System.Collections.Generic.ICollection`1"/> containing the values in the object that implements <see cref="T:System.Collections.Generic.IDictionary`2"/>.
/// </returns>
ICollection IDictionary.Values
{
get { return _dictionary.Values; }
}

/// <summary>
/// Gets an <see cref="T:System.Collections.Generic.ICollection`1"/> containing the values in the <see cref="T:System.Collections.Generic.IDictionary`2"/>.
/// </summary>
Expand Down Expand Up @@ -309,6 +333,42 @@ public Document Merge(Document source)
Add(item.Key, item.Value);
}

/// <summary>
/// Determines whether the <see cref="T:System.Collections.IDictionary"/> object contains an element with the specified key.
/// </summary>
/// <param name="key">The key to locate in the <see cref="T:System.Collections.IDictionary"/> object.</param>
/// <returns>
/// true if the <see cref="T:System.Collections.IDictionary"/> contains an element with the key; otherwise, false.
/// </returns>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="key"/> is null.
/// </exception>
bool IDictionary.Contains(object key)
{
return _orderedKeys.Contains(Convert.ToString(key));
}

/// <summary>
/// Adds an element with the provided key and value to the <see cref="T:System.Collections.IDictionary"/> object.
/// </summary>
/// <param name="key">The <see cref="T:System.Object"/> to use as the key of the element to add.</param>
/// <param name="value">The <see cref="T:System.Object"/> to use as the value of the element to add.</param>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="key"/> is null.
/// </exception>
/// <exception cref="T:System.ArgumentException">
/// An element with the same key already exists in the <see cref="T:System.Collections.IDictionary"/> object.
/// </exception>
/// <exception cref="T:System.NotSupportedException">
/// The <see cref="T:System.Collections.IDictionary"/> is read-only.
/// -or-
/// The <see cref="T:System.Collections.IDictionary"/> has a fixed size.
/// </exception>
void IDictionary.Add(object key, object value)
{
Add(Convert.ToString(key), value);
}

/// <summary>
/// Clears the contents of the <see cref="T:System.Collections.DictionaryBase"/> instance.
/// </summary>
Expand All @@ -320,6 +380,44 @@ public Document Merge(Document source)
_orderedKeys.Clear();
}

/// <summary>
/// Returns an <see cref="T:System.Collections.IDictionaryEnumerator"/> object for the <see cref="T:System.Collections.IDictionary"/> object.
/// </summary>
/// <returns>
/// An <see cref="T:System.Collections.IDictionaryEnumerator"/> object for the <see cref="T:System.Collections.IDictionary"/> object.
/// </returns>
IDictionaryEnumerator IDictionary.GetEnumerator()
{
return ( (IDictionary)_dictionary ).GetEnumerator();
}

/// <summary>
/// Removes the element with the specified key from the <see cref="T:System.Collections.IDictionary"/> object.
/// </summary>
/// <param name="key">The key of the element to remove.</param>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="key"/> is null.
/// </exception>
/// <exception cref="T:System.NotSupportedException">
/// The <see cref="T:System.Collections.IDictionary"/> object is read-only.
/// -or-
/// The <see cref="T:System.Collections.IDictionary"/> has a fixed size.
/// </exception>
void IDictionary.Remove(object key)
{
Remove(Convert.ToString(key));
}

/// <summary>
/// Gets or sets the <see cref="System.Object"/> with the specified key.
/// </summary>
/// <value></value>
object IDictionary.this[object key]
{
get { return Get(Convert.ToString(key)); }
set { Set(Convert.ToString(key), value); }
}

/// <summary>
/// Determines whether the <see cref="T:System.Collections.Generic.ICollection`1"/> contains a specific value.
/// </summary>
Expand All @@ -339,17 +437,17 @@ public Document Merge(Document source)
void ICollection<KeyValuePair<string, object>>.CopyTo(KeyValuePair<string, object>[] array, int arrayIndex){
((ICollection<KeyValuePair<string, object>>)_dictionary).CopyTo(array,arrayIndex);
}
/// <summary>
/// TODO Fix any accidental reordering issues.
/// </summary>
/// <param name="destinationDocument">The dest.</param>

/// <summary>
/// Copies to items to destinationDocument.
/// </summary>
/// <param name="destinationDocument">The destination document.</param>
public void CopyTo(Document destinationDocument){
if(destinationDocument == null)
throw new ArgumentNullException("destinationDocument");

//Todo: Fix any accidental reordering issues.

//Todo: Fix any accidental reordering issues.

foreach(var key in _orderedKeys){
if(destinationDocument.Contains(key))
destinationDocument.Remove(key);
Expand All @@ -372,7 +470,33 @@ public Document Merge(Document source)
_orderedKeys.Remove(item.Key);
return removed;
}


/// <summary>
/// Copies the elements of the <see cref="T:System.Collections.ICollection"/> to an <see cref="T:System.Array"/>, starting at a particular <see cref="T:System.Array"/> index.
/// </summary>
/// <param name="array">The one-dimensional <see cref="T:System.Array"/> that is the destination of the elements copied from <see cref="T:System.Collections.ICollection"/>. The <see cref="T:System.Array"/> must have zero-based indexing.</param>
/// <param name="index">The zero-based index in <paramref name="array"/> at which copying begins.</param>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="array"/> is null.
/// </exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="index"/> is less than zero.
/// </exception>
/// <exception cref="T:System.ArgumentException">
/// <paramref name="array"/> is multidimensional.
/// -or-
/// <paramref name="index"/> is equal to or greater than the length of <paramref name="array"/>.
/// -or-
/// The number of elements in the source <see cref="T:System.Collections.ICollection"/> is greater than the available space from <paramref name="index"/> to the end of the destination <paramref name="array"/>.
/// </exception>
/// <exception cref="T:System.ArgumentException">
/// The type of the source <see cref="T:System.Collections.ICollection"/> cannot be cast automatically to the type of the destination <paramref name="array"/>.
/// </exception>
void ICollection.CopyTo(Array array, int index)
{
((ICollection)_dictionary).CopyTo(array,index);
}

/// <summary>
/// Gets the number of elements contained in the <see cref="T:System.Collections.Generic.ICollection`1"/>.
/// </summary>
Expand All @@ -384,6 +508,29 @@ public Document Merge(Document source)
get { return _dictionary.Count; }
}

/// <summary>
/// Gets an object that can be used to synchronize access to the <see cref="T:System.Collections.ICollection"/>.
/// </summary>
/// <value></value>
/// <returns>
/// An object that can be used to synchronize access to the <see cref="T:System.Collections.ICollection"/>.
/// </returns>
object ICollection.SyncRoot
{
get { return _orderedKeys; /* no special object is need since _orderedKeys is internal.*/ }
}

/// <summary>
/// Gets a value indicating whether access to the <see cref="T:System.Collections.ICollection"/> is synchronized (thread safe).
/// </summary>
/// <value></value>
/// <returns>true if access to the <see cref="T:System.Collections.ICollection"/> is synchronized (thread safe); otherwise, false.
/// </returns>
bool ICollection.IsSynchronized
{
get { return false; }
}

/// <summary>
/// Gets a value indicating whether the <see cref="T:System.Collections.Generic.ICollection`1"/> is read-only.
/// </summary>
Expand All @@ -394,6 +541,17 @@ public Document Merge(Document source)
get { return false; }
}

/// <summary>
/// Gets a value indicating whether the <see cref="T:System.Collections.IDictionary"/> object has a fixed size.
/// </summary>
/// <value></value>
/// <returns>true if the <see cref="T:System.Collections.IDictionary"/> object has a fixed size; otherwise, false.
/// </returns>
bool IDictionary.IsFixedSize
{
get { return false; }
}

/// <summary>
/// Determines whether the specified <see cref="System.Object"/> is equal to this instance.
/// </summary>
Expand Down

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