/// <summary>
/// Attempts to interpret a TaggedGenericType instance as
/// a specific type
/// </summary>
/// <param name="value">The value to interpet</param>
/// <param name="schema">The type to interpret as</param>
/// <param name="output">The output type</param>
/// <returns>True if the interpretation succeeds, false otherwise</returns>
public IValueStream CreateStream(GenericValue value, ISchema schema)
{
var tagged = (TaggedGenericValue)value;
MemoryStream ms = new MemoryStream(tagged.tag, tagged.offset, tagged.end - tagged.offset);
TagReader reader = new TagReader(ms);
TagReaderStream stream = new TagReaderStream(reader, schema);
return stream;
}
/// <summary>
/// Attempts to interpret a TaggedGenericType instance as
/// a specific type
/// </summary>
/// <param name="value">The value to interpet</param>
/// <param name="schema">The type to interpret as</param>
/// <param name="output">The output type</param>
/// <returns>True if the interpretation succeeds, false otherwise</returns>
public IValueStream CreateStream(GenericValue value, ISchema schema)
{
var tagged = (TaggedGenericValue)value;
MemoryStream ms = new MemoryStream(tagged.tag, tagged.offset, tagged.end - tagged.offset);
TagReader reader = new TagReader(ms);
TagReaderStream stream = new TagReaderStream(reader, schema);
return(stream);
}
/// <summary>
/// Decodes a value from a byte array
/// </summary>
/// <typeparam name="T">The type of value to decode</typeparam>
/// <param name="buffer">The buffer to decode from</param>
/// <param name="offset">The offset to decode at</param>
/// <param name="end">The last offset</param>
/// <param name="value">The decoded value</param>
/// <returns>The next offset</returns>
public static int Decode <T>(byte[] buffer, int offset, int end, out T value)
{
using (var ms = new MemoryStream(buffer, offset, end - offset, false))
{
TagReader reader = new TagReader(ms);
TagReaderStream stream = new TagReaderStream(reader, Value <T> .Schema);
value = Value <T> .Load(stream);
offset = (int)ms.Position;
}
return(offset);
}
/// <summary>
/// Constructs a new TagReaderStream
/// </summary>
/// <param name="reader">The tag reader instance to read from</param>
/// <param name="schema">The schema for the types to read</param>
public TagReaderStream(TagReader reader, ISchema schema)
{
this._reader = reader;
this._state = new SchemaState(schema, 255, -1);
this._stack = new Stack<SchemaState>(4);
}
/// <summary>
/// Constructs a new TagReaderStream
/// </summary>
/// <param name="reader">The tag reader instance to read from</param>
/// <param name="schema">The schema for the types to read</param>
public TagReaderStream(TagReader reader, ISchema schema)
{
this._reader = reader;
this._state = new SchemaState(schema, 255, -1);
this._stack = new Stack <SchemaState>(4);
}
