diff options
Diffstat (limited to 'csharp/src/ProtocolBuffers.Serialization/DictionaryReader.cs')
| -rw-r--r-- | csharp/src/ProtocolBuffers.Serialization/DictionaryReader.cs | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/csharp/src/ProtocolBuffers.Serialization/DictionaryReader.cs b/csharp/src/ProtocolBuffers.Serialization/DictionaryReader.cs deleted file mode 100644 index 971d0fee..00000000 --- a/csharp/src/ProtocolBuffers.Serialization/DictionaryReader.cs +++ /dev/null @@ -1,265 +0,0 @@ -using System;
-using System.Collections.Generic;
-using System.Globalization;
-using Google.ProtocolBuffers.Descriptors;
-
-namespace Google.ProtocolBuffers.Serialization
-{
- /// <summary>
- /// Allows reading messages from a name/value dictionary
- /// </summary>
- public class DictionaryReader : AbstractReader
- {
- private readonly IEnumerator<KeyValuePair<string, object>> _input;
- private bool _ready;
-
- /// <summary>
- /// Creates a dictionary reader from an enumeration of KeyValuePair data, like an IDictionary
- /// </summary>
- public DictionaryReader(IEnumerable<KeyValuePair<string, object>> input)
- {
- _input = input.GetEnumerator();
- _ready = _input.MoveNext();
- }
-
- /// <summary>
- /// No-op
- /// </summary>
- public override void ReadMessageStart()
- { }
-
- /// <summary>
- /// No-op
- /// </summary>
- public override void ReadMessageEnd()
- { }
-
- /// <summary>
- /// Merges the contents of stream into the provided message builder
- /// </summary>
- public override TBuilder Merge<TBuilder>(TBuilder builder, ExtensionRegistry registry)
- {
- builder.WeakMergeFrom(this, registry);
- return builder;
- }
-
- /// <summary>
- /// Peeks at the next field in the input stream and returns what information is available.
- /// </summary>
- /// <remarks>
- /// This may be called multiple times without actually reading the field. Only after the field
- /// is either read, or skipped, should PeekNext return a different value.
- /// </remarks>
- protected override bool PeekNext(out string field)
- {
- field = _ready ? _input.Current.Key : null;
- return _ready;
- }
-
- /// <summary>
- /// Causes the reader to skip past this field
- /// </summary>
- protected override void Skip()
- {
- _ready = _input.MoveNext();
- }
-
- private bool GetValue<T>(ref T value)
- {
- if (!_ready)
- {
- return false;
- }
-
- object obj = _input.Current.Value;
- if (obj is T)
- {
- value = (T) obj;
- }
- else
- {
- try
- {
- if (obj is IConvertible)
- {
- value = (T)Convert.ChangeType(obj, typeof(T), FrameworkPortability.InvariantCulture);
- }
- else
- {
- value = (T) obj;
- }
- }
- catch
- {
- _ready = _input.MoveNext();
- return false;
- }
- }
- _ready = _input.MoveNext();
- return true;
- }
-
- /// <summary>
- /// Returns true if it was able to read a Boolean from the input
- /// </summary>
- protected override bool Read(ref bool value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a Int32 from the input
- /// </summary>
- protected override bool Read(ref int value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a UInt32 from the input
- /// </summary>
- protected override bool Read(ref uint value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a Int64 from the input
- /// </summary>
- protected override bool Read(ref long value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a UInt64 from the input
- /// </summary>
- protected override bool Read(ref ulong value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a Single from the input
- /// </summary>
- protected override bool Read(ref float value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a Double from the input
- /// </summary>
- protected override bool Read(ref double value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a String from the input
- /// </summary>
- protected override bool Read(ref string value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Returns true if it was able to read a ByteString from the input
- /// </summary>
- protected override bool Read(ref ByteString value)
- {
- byte[] rawbytes = null;
- if (GetValue(ref rawbytes))
- {
- value = ByteString.CopyFrom(rawbytes);
- return true;
- }
- return false;
- }
-
- /// <summary>
- /// returns true if it was able to read a single value into the value reference. The value
- /// stored may be of type System.String, System.Int32, or an IEnumLite from the IEnumLiteMap.
- /// </summary>
- protected override bool ReadEnum(ref object value)
- {
- return GetValue(ref value);
- }
-
- /// <summary>
- /// Merges the input stream into the provided IBuilderLite
- /// </summary>
- protected override bool ReadMessage(IBuilderLite builder, ExtensionRegistry registry)
- {
- IDictionary<string, object> values = null;
- if (GetValue(ref values))
- {
- new DictionaryReader(values).Merge(builder, registry);
- return true;
- }
- return false;
- }
-
- public override bool ReadArray<T>(FieldType type, string field, ICollection<T> items)
- {
- object[] array = null;
- if (GetValue(ref array))
- {
- if (typeof(T) == typeof(ByteString))
- {
- ICollection<ByteString> output = (ICollection<ByteString>) items;
- foreach (byte[] item in array)
- {
- output.Add(ByteString.CopyFrom(item));
- }
- }
- else
- {
- foreach (T item in array)
- {
- items.Add(item);
- }
- }
- return true;
- }
- return false;
- }
-
- public override bool ReadEnumArray(string field, ICollection<object> items)
- {
- object[] array = null;
- if (GetValue(ref array))
- {
- foreach (object item in array)
- {
- items.Add(item);
- }
- return true;
- }
- return false;
- }
-
- public override bool ReadMessageArray<T>(string field, ICollection<T> items, IMessageLite messageType,
- ExtensionRegistry registry)
- {
- object[] array = null;
- if (GetValue(ref array))
- {
- foreach (IDictionary<string, object> item in array)
- {
- IBuilderLite builder = messageType.WeakCreateBuilderForType();
- new DictionaryReader(item).Merge(builder);
- items.Add((T) builder.WeakBuild());
- }
- return true;
- }
- return false;
- }
-
- public override bool ReadGroupArray<T>(string field, ICollection<T> items, IMessageLite messageType,
- ExtensionRegistry registry)
- {
- return ReadMessageArray(field, items, messageType, registry);
- }
- }
-}
\ No newline at end of file |