BookieFileChannel (Apache BookKeeper :: Parent 4.18.0-SNAPSHOT API)

All Known Implementing Classes:

DefaultFileChannel
```
public interface BookieFileChannel
```
A FileChannel for the JournalChannel read and write, we can use this interface to extend the FileChannel which we use in the JournalChannel.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`close()`	Close file channel and release all resources.
`boolean`	`fileExists(java.io.File file)`	Check the given file if exists.
`java.io.FileDescriptor`	`getFD()`	Get the file descriptor of the opened file.
`java.nio.channels.FileChannel`	`getFileChannel()`	An interface for get the FileChannel from the provider.

- Method Detail
  - getFileChannel
```
java.nio.channels.FileChannel getFileChannel()
                                      throws java.io.FileNotFoundException,
                                             java.io.IOException
```
    An interface for get the FileChannel from the provider.
    
    Returns:
    
    Throws:
    
    java.io.FileNotFoundException
    
    java.io.IOException
  - fileExists
```
boolean fileExists(java.io.File file)
```
    Check the given file if exists.
    
    Parameters:
    
    file -
    
    Returns:
  - getFD
```
java.io.FileDescriptor getFD()
                      throws java.io.IOException
```
    Get the file descriptor of the opened file.
    
    Returns:
    
    Throws:
    
    java.io.IOException
  - close
```
void close()
    throws java.io.IOException
```
    Close file channel and release all resources.
    
    Throws:
    
    java.io.IOException