OutputStream {arrow} | R Documentation |
OutputStream classes
Description
FileOutputStream
is for writing to a file;
BufferOutputStream
writes to a buffer;
You can create one and pass it to any of the table writers, for example.
Factory
The $create()
factory methods instantiate the OutputStream
object and
take the following arguments, depending on the subclass:
-
path
ForFileOutputStream
, a character file name -
initial_capacity
ForBufferOutputStream
, the size in bytes of the buffer.
Methods
-
$tell()
: return the position in the stream -
$close()
: close the stream -
$write(x)
: sendx
to the stream -
$capacity()
: forBufferOutputStream
-
$finish()
: forBufferOutputStream
-
$GetExtentBytesWritten()
: forMockOutputStream
, report how many bytes were sent.
[Package arrow version 16.1.0 Index]