com.mucommander.io
Class BackupInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          com.mucommander.io.BackupInputStream

All Implemented Interfaces:

java.io.Closeable

public class BackupInputStream
extends java.io.FilterInputStream

Opens an input stream on a file that has been saved by BackupOutputStream.

This class' role is to choose which of the original or backup file should be read in order to ensure that the data is not corrupt.

Author:

Nicolas Rinaudo

See Also:

BackupOutputStream

Field Summary

static char

BACKUP_SUFFIX Character to add suffix file names with in order to mark them as backup.

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

BackupInputStream(AbstractFile file)
Opens a backup input stream on the specified file.

BackupInputStream(java.io.File file)
Opens a backup input stream on the specified file.

BackupInputStream(java.lang.String path)
Opens a backup input stream on the specified file.

Method Summary

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, read, read, reset, skip

Methods inherited from class java.lang.Object

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

Field Detail

BACKUP_SUFFIX

public static final char BACKUP_SUFFIX

Character to add suffix file names with in order to mark them as backup.

See Also:

Constant Field Values

Constructor Detail

BackupInputStream

public BackupInputStream(java.io.File file)
                  throws java.io.IOException

Opens a backup input stream on the specified file.

Parameters:

file - file to open for reading.

Throws:

java.io.IOException - thrown if any IO related error occurs.

BackupInputStream

public BackupInputStream(java.lang.String path)
                  throws java.io.IOException

Opens a backup input stream on the specified file.

Parameters:

path - path to the file to open for reading.

Throws:

java.io.IOException - thrown if any IO related error occurs.

BackupInputStream

public BackupInputStream(AbstractFile file)
                  throws java.io.IOException

Opens a backup input stream on the specified file.

Parameters:

file - file to open for reading.

Throws:

java.io.IOException - thrown if any IO related error occurs.