public IEnumerable <NamedJsonBuffer> GetMembers()
{
JsonBufferReader reader = CreateReader();
reader.ReadToken(JsonTokenClass.Object);
while (reader.TokenClass == JsonTokenClass.Member)
{
yield return(new NamedJsonBuffer(reader.Text, reader.BufferValue()));
}
}
/// <summary>
/// Creates a <see cref="JsonBufferReader" /> object that can be
/// used to read the content of the buffer.
/// </summary>
/// <remarks>
/// If the buffer contains a JSON null or scalar value then the
/// returned reader is already started and positioned on the value.
/// </remarks>
public JsonBufferReader CreateReader()
{
if (IsEmpty)
{
throw new InvalidOperationException();
}
JsonBufferReader reader = new JsonBufferReader(this);
if (!IsStructured)
{
reader.ReadToken(JsonTokenClass.Array);
}
return(reader);
}
public int GetMembers(NamedJsonBuffer[] members, int index, int count)
{
if (index < 0)
{
throw new ArgumentOutOfRangeException("index", index, null);
}
JsonBufferReader reader = CreateReader();
if (!reader.MoveToContent())
{
throw new JsonException("Unexpected EOF.");
}
if (reader.TokenClass == JsonTokenClass.Null)
{
return(0);
}
reader.ReadToken(JsonTokenClass.Object);
int readCount = 0;
while (reader.TokenClass == JsonTokenClass.Member)
{
if (count-- == 0)
{
return(~readCount);
}
if (members != null)
{
members[index++] = new NamedJsonBuffer(reader.Text, reader.BufferValue());
}
else
{
reader.Skip();
}
readCount++;
}
return(readCount);
}
public int GetArray(JsonBuffer[] values, int index, int count)
{
if (index < 0)
{
throw new ArgumentOutOfRangeException("index", index, null);
}
JsonBufferReader reader = CreateReader();
if (!reader.MoveToContent())
{
throw new JsonException("Unexpected EOF.");
}
if (reader.TokenClass == JsonTokenClass.Null)
{
return(0);
}
reader.ReadToken(JsonTokenClass.Array);
int readCount = 0;
while (reader.TokenClass != JsonTokenClass.EndArray)
{
if (count-- == 0)
{
return(~readCount);
}
if (values != null)
{
values[index++] = reader.BufferValue();
}
else
{
reader.Skip();
}
readCount++;
}
return(readCount);
}
public static JsonBuffer From(JsonReader reader)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
JsonBufferReader bufferReader = reader as JsonBufferReader;
if (bufferReader != null)
{
return(bufferReader.BufferValue());
}
if (!reader.MoveToContent())
{
return(Empty);
}
if (reader.TokenClass == JsonTokenClass.Member)
{
reader.Read();
}
bool structured = reader.TokenClass == JsonTokenClass.Array ||
reader.TokenClass == JsonTokenClass.Object;
JsonBufferWriter writer = new JsonBufferWriter();
writer.WriteFromReader(reader);
JsonBuffer buffer = writer.GetBuffer();
if (!structured)
{
bufferReader = buffer.CreateReader();
bufferReader.MoveToContent();
bufferReader.Read();
buffer = bufferReader.BufferValue();
}
return(buffer);
}
