org.entityfs.util.dirdiff
Class DeleteUnmatchedTargetEntityStrategy

java.lang.Object
  org.entityfs.util.dirdiff.DeleteUnmatchedTargetEntityStrategy

All Implemented Interfaces:

UnmatchedTargetEntityStrategy

public class DeleteUnmatchedTargetEntityStrategy
extends Object
implements UnmatchedTargetEntityStrategy

This UnmatchedTargetEntityStrategy deletes unmatched target entities. If the unmatched target entity is a directory, the entire directory hierarchy is deleted.

Since objects of this class contains no mutable internal state, the singleton instance INSTANCE may be used instead of instantiating this class.

Since:

1.0

Author:

Karl Gustafsson

Field Summary

static DeleteUnmatchedTargetEntityStrategy

INSTANCE

Constructor Summary

DeleteUnmatchedTargetEntityStrategy()

Method Summary

void	handle(EntityView ev, DirectoryView master, DirectoryView target) Handle an entity in the target directory that did not have a matching entity in the master directory.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final DeleteUnmatchedTargetEntityStrategy INSTANCE

Constructor Detail

DeleteUnmatchedTargetEntityStrategy

public DeleteUnmatchedTargetEntityStrategy()

Method Detail

handle

public void handle(EntityView ev,
                   DirectoryView master,
                   DirectoryView target)

Description copied from interface: UnmatchedTargetEntityStrategy

Handle an entity in the target directory that did not have a matching entity in the master directory.

Specified by:

handle in interface UnmatchedTargetEntityStrategy

Parameters:

ev - The entity without match.

master - The master directory. Locked for reading. (This method should not release the lock.)

target - The target directory. Locked for writing. (This method should not release the lock.)