public virtual void SetReadyToFlush()
{
System.Diagnostics.Debug.Assert(IsFlushed(), "previous data not flushed yet");
EditsDoubleBuffer.TxnBuffer tmp = bufReady;
bufReady = bufCurrent;
bufCurrent = tmp;
}
public EditsDoubleBuffer(int defaultBufferSize)
{
// current buffer for writing
// buffer ready for flushing
initBufferSize = defaultBufferSize;
bufCurrent = new EditsDoubleBuffer.TxnBuffer(initBufferSize);
bufReady = new EditsDoubleBuffer.TxnBuffer(initBufferSize);
}
/// <exception cref="System.IO.IOException"/>
public virtual void Close()
{
Preconditions.CheckNotNull(bufCurrent);
Preconditions.CheckNotNull(bufReady);
int bufSize = bufCurrent.Size();
if (bufSize != 0)
{
throw new IOException("FSEditStream has " + bufSize + " bytes still to be flushed and cannot be closed."
);
}
IOUtils.Cleanup(null, bufCurrent, bufReady);
bufCurrent = bufReady = null;
}
