Package org.apache.bookkeeper.bookie

Class BufferedChannelBase

  • Direct Known Subclasses:
    BufferedReadChannel
    public abstract class BufferedChannelBase
extends java.lang.Object
    A BufferedChannelBase adds functionality to an existing file channel, the ability to buffer the input and output data. This class is a base class for wrapping the FileChannel.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected java.nio.channels.FileChannel fileChannel  

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      protected BufferedChannelBase​(java.nio.channels.FileChannel fc)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      long size()
      Get the current size of the underlying FileChannel.
      protected java.nio.channels.FileChannel validateAndGetFileChannel()  

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • fileChannel

        protected final java.nio.channels.FileChannel fileChannel

    • Constructor Detail

      • BufferedChannelBase

        protected BufferedChannelBase​(java.nio.channels.FileChannel fc)

    • Method Detail

      • validateAndGetFileChannel

        protected java.nio.channels.FileChannel validateAndGetFileChannel()
                                                           throws java.io.IOException
        Throws:
        java.io.IOException

      • size

        public long size()
          throws java.io.IOException
        Get the current size of the underlying FileChannel.
        Returns:
        Throws:
        java.io.IOException