Package org.apache.olingo.odata2.core.ep.util

Class CircleStreamBuffer

java.lang.Object

org.apache.olingo.odata2.core.ep.util.CircleStreamBuffer

public class CircleStreamBuffer
extends Object

Circular stream buffer to write/read into/from one single buffer. With support of InputStream and OutputStream access to buffered data.

Constructor Summary

Constructors

Constructor	Description
CircleStreamBuffer()	Creates a CircleStreamBuffer with default buffer size.
CircleStreamBuffer(int initialCapacity)	Create a CircleStreamBuffer with given initial buffer size.

Method Summary

Modifier and Type	Method	Description
void	close()	Closes write and read part (and hence the complete buffer).
void	closeRead()	Closes the read (output) part of the CircleStreamBuffer.
void	closeWrite()	Closes the write (input) part of the CircleStreamBuffer.
InputStream	getInputStream()	Get InputStream for data read access.
OutputStream	getOutputStream()	Get OutputStream for write data.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CircleStreamBuffer

public CircleStreamBuffer()

Creates a CircleStreamBuffer with default buffer size.

CircleStreamBuffer

public CircleStreamBuffer(int initialCapacity)

Create a CircleStreamBuffer with given initial buffer size.

Parameters:

initialCapacity - initial capacity of internal buffer

Method Details

getInputStream

public InputStream getInputStream()

Get InputStream for data read access.

Returns:

the stream

getOutputStream

public OutputStream getOutputStream()

Get OutputStream for write data.

Returns:

the stream

closeWrite

public void closeWrite()

Closes the write (input) part of the CircleStreamBuffer. After this call the buffer can only be read out.

closeRead

public void closeRead()

Closes the read (output) part of the CircleStreamBuffer. After this call it is possible to write into the buffer (but can never be read out).

close

public void close()

Closes write and read part (and hence the complete buffer).