Package com.db4o.io

Class SynchronizedBin

  • All Implemented Interfaces:
    Bin
    public class SynchronizedBin
extends BinDecorator

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void close()
      closes the BinDecorator and the underlying Bin.
      long length()
      returns the length of the Bin (on disc, in memory).
      int read​(long position, byte[] buffer, int bytesToRead)
      reads a given number of bytes into an array of bytes at an offset position.
      void sync()
      flushes the buffer content to the physical storage media.
      void sync​(java.lang.Runnable runnable)
      runs the Runnable between two calls to sync();
      void write​(long position, byte[] bytes, int bytesToWrite)
      writes a given number of bytes from an array of bytes at an offset position

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • SynchronizedBin

        public SynchronizedBin​(Bin bin)

    • Method Detail

      • close

        public void close()
        Description copied from class: BinDecorator
        closes the BinDecorator and the underlying Bin.
        Specified by:
        close in interface Bin
        Overrides:
        close in class BinDecorator

      • length

        public long length()
        Description copied from interface: Bin
        returns the length of the Bin (on disc, in memory).
        Specified by:
        length in interface Bin
        Overrides:
        length in class BinDecorator
        See Also:
        Bin.length()

      • read

        public int read​(long position,
                byte[] buffer,
                int bytesToRead)
        Description copied from interface: Bin
        reads a given number of bytes into an array of bytes at an offset position.
        Specified by:
        read in interface Bin
        Overrides:
        read in class BinDecorator
        Parameters:
        position - the offset position to read at
        buffer - the byte array to read bytes into
        bytesToRead - the number of bytes to be read
        Returns:
        The number of bytes actually read (<= bytesToRead) or -1 if position already points to/exceeds the end of the bin
        See Also:
        Bin.read(long, byte[], int)

      • write

        public void write​(long position,
                  byte[] bytes,
                  int bytesToWrite)
        Description copied from interface: Bin
        writes a given number of bytes from an array of bytes at an offset position
        Specified by:
        write in interface Bin
        Overrides:
        write in class BinDecorator
        Parameters:
        position - the offset position to write at
        bytes - the array of bytes to write
        bytesToWrite - the number of bytes to write
        See Also:
        Bin.write(long, byte[], int)

      • sync

        public void sync()
        Description copied from interface: Bin
        flushes the buffer content to the physical storage media.
        Specified by:
        sync in interface Bin
        Overrides:
        sync in class BinDecorator
        See Also:
        Bin.sync()

      • sync

        public void sync​(java.lang.Runnable runnable)
        Description copied from interface: Bin
        runs the Runnable between two calls to sync();
        Specified by:
        sync in interface Bin
        Overrides:
        sync in class BinDecorator