internal SkipBuffer(IndexInput input, int length)
{
data = new byte[length];
pointer = input.FilePointer;
input.ReadBytes(data, 0, length);
}
public void Read(IndexInput input, FieldInfos fieldInfos)
{
this.term = null; // invalidate cache
int start = input.ReadVInt();
int length = input.ReadVInt();
int totalLength = start + length;
if (preUTF8Strings)
{
text.SetLength(totalLength);
input.ReadChars(text.result, start, length);
}
else
{
if (dirty)
{
// Fully convert all bytes since bytes is dirty
UnicodeUtil.UTF16toUTF8(text.result, 0, text.length, bytes);
bytes.SetLength(totalLength);
input.ReadBytes(bytes.result, start, length);
UnicodeUtil.UTF8toUTF16(bytes.result, 0, totalLength, text);
dirty = false;
}
else
{
// Incrementally convert only the UTF8 bytes that are new:
bytes.SetLength(totalLength);
input.ReadBytes(bytes.result, start, length);
UnicodeUtil.UTF8toUTF16(bytes.result, start, length, text);
}
}
this.field = fieldInfos.FieldName(input.ReadVInt());
}
/// <summary>Copy numBytes bytes from input to ourself. </summary>
public virtual void CopyBytes(IndexInput input, long numBytes)
{
System.Diagnostics.Debug.Assert(numBytes >= 0, "numBytes=" + numBytes);
long left = numBytes;
if (copyBuffer == null)
copyBuffer = new byte[COPY_BUFFER_SIZE];
while (left > 0)
{
int toCopy;
if (left > COPY_BUFFER_SIZE)
toCopy = COPY_BUFFER_SIZE;
else
toCopy = (int) left;
input.ReadBytes(copyBuffer, 0, toCopy);
WriteBytes(copyBuffer, 0, toCopy);
left -= toCopy;
}
}
/// <summary>Read as a bit set </summary>
private void ReadBits(IndexInput input)
{
count = input.ReadInt(); // read count
bits = new byte[(size >> 3) + 1]; // allocate bits
input.ReadBytes(bits, 0, bits.Length);
}
