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## com.google.appengine.api.files
Interface RecordWriteChannel

All Superinterfaces:
  java.nio.channels.Channel, java.io.Closeable, java.nio.channels.WritableByteChannel

All Known Implementing Classes:
  RecordWriteChannelImpl

    public interface RecordWriteChannel

extends java.nio.channels.WritableByteChannel

A @{link WritableByteChannel} for writing records to an `FileWriteChannel`.

The format of these records is defined by the leveldb log format: http://leveldb.googlecode.com/svn/trunk/doc/log_format.txt

An instance of @{link RecordWriteChannel} may be obtained from the method:

Method Summary
`void` | `closeFinally()` Closes the file.
`int` | `write(java.nio.ByteBuffer src, java.lang.String sequenceKey)` Writes the data out to FileWriteChannel.

Methods inherited from interface java.nio.channels.WritableByteChannel
`write`

Methods inherited from interface java.nio.channels.Channel
`close, isOpen`

Method Detail

### write

    int write(java.nio.ByteBuffer src,
              java.lang.String sequenceKey)
              throws java.io.IOException

  Writes the data out to FileWriteChannel.

  Throws:
    `java.io.IOException`
  See Also:
    `FileWriteChannel.write(ByteBuffer, String)`

### closeFinally

    void closeFinally()
                      throws java.lang.IllegalStateException,
                             java.io.IOException

  Closes the file.

  Throws:
    `java.lang.IllegalStateException`
    `java.io.IOException`
  See Also:
    `FileWriteChannel.closeFinally()`

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