Class BufferedWriteFilter

  • All Implemented Interfaces:
    IoFilter

    public final class BufferedWriteFilter
    extends IoFilterAdapter
    An IoFilter implementation used to buffer outgoing WriteRequest almost like what BufferedOutputStream does. Using this filter allows to be less dependent from network latency. It is also useful when a session is generating very small messages too frequently and consequently generating unnecessary traffic overhead. Please note that it should always be placed before the ProtocolCodecFilter as it only handles WriteRequest's carrying IoBuffer objects.
    Since:
    MINA 2.0.0-M2
    Author:
    Apache MINA Project
    • Field Detail

      • DEFAULT_BUFFER_SIZE

        public static final int DEFAULT_BUFFER_SIZE
        Default buffer size value in bytes.
        See Also:
        Constant Field Values
    • Constructor Detail

      • BufferedWriteFilter

        public BufferedWriteFilter()
        Default constructor. Sets buffer size to DEFAULT_BUFFER_SIZE bytes. Uses a default instance of ConcurrentHashMap.
      • BufferedWriteFilter

        public BufferedWriteFilter​(int bufferSize)
        Constructor which sets buffer size to bufferSize.Uses a default instance of ConcurrentHashMap.
        Parameters:
        bufferSize - the new buffer size
      • BufferedWriteFilter

        public BufferedWriteFilter​(int bufferSize,
                                   LazyInitializedCacheMap<IoSession,​IoBuffer> buffersMap)
        Constructor which sets buffer size to bufferSize. If buffersMap is null then a default instance of ConcurrentHashMap is created else the provided instance is used.
        Parameters:
        bufferSize - the new buffer size
        buffersMap - the map to use for storing each session buffer