public void WriteTo(BinaryWriter writer)
{
long position = writer.BaseStream.Position;
writer.Write(0);
BitArray bitArray = new BitArray(this.PropertyValues.Length);
for (int i = 0; i < this.PropertyValues.Length; i++)
{
if (this.PropertyValues[i] != null)
{
bitArray[i] = this.PropertyValues[i].IsWritable;
}
}
BitArrayReaderWriter.WriteTo(writer, bitArray);
for (int j = 0; j < this.PropertyValues.Length; j++)
{
OABPropertyValue oabpropertyValue = this.PropertyValues[j];
if (oabpropertyValue != null && oabpropertyValue.IsWritable)
{
oabpropertyValue.WriteTo(writer);
}
}
long position2 = writer.BaseStream.Position;
int value = (int)(position2 - position);
writer.BaseStream.Seek(position, SeekOrigin.Begin);
writer.Write(value);
writer.BaseStream.Seek(position2, SeekOrigin.Begin);
}
public static BitArray ReadFrom(BinaryReader reader, int count, string elementName)
{
BitArray bitArray = new BitArray(count);
byte[] array = reader.ReadBytes((bitArray.Length + 7) / 8, elementName);
for (int i = 0; i < count; i++)
{
bitArray.Set(i, (array[i / 8] & BitArrayReaderWriter.BitArrayBitValue(i)) != 0);
}
return(bitArray);
}
public static void WriteTo(BinaryWriter writer, BitArray bitArray)
{
byte[] array = new byte[(bitArray.Length + 7) / 8];
for (int i = 0; i < bitArray.Length; i++)
{
if (bitArray.Get(i))
{
byte[] array2 = array;
int num = i / 8;
array2[num] |= BitArrayReaderWriter.BitArrayBitValue(i);
}
}
writer.Write(array);
}
public static OABFileRecord ReadFrom(BinaryReader reader, PropTag[] properties, string elementName)
{
OABFileRecord oabfileRecord = new OABFileRecord();
long position = reader.BaseStream.Position;
int num = (int)reader.ReadUInt32(elementName + ".recordSize");
BitArray bitArray = BitArrayReaderWriter.ReadFrom(reader, properties.Length + 1, elementName + ".presentArray");
oabfileRecord.PropertyValues = new OABPropertyValue[properties.Length];
for (int i = 0; i < properties.Length; i++)
{
if (bitArray.Get(i))
{
PropTag propTag = properties[i];
oabfileRecord.PropertyValues[i] = OABPropertyValue.ReadFrom(reader, propTag, string.Concat(new object[]
{
elementName,
".property[",
propTag,
"]"
}));
}
}
long position2 = reader.BaseStream.Position;
int num2 = (int)(position2 - position);
if (num2 != num)
{
throw new InvalidDataException(string.Format("Unable to read element '{0}' at position {1} because record size is different than actual data read from stream. Record size: {2}, actual data read: {3}", new object[]
{
elementName,
position,
num,
num2
}));
}
return(oabfileRecord);
}