Package org.apache.jackrabbit.oak.plugins.observation.filter

Interface EventFilter

All Known Implementing Classes:

ACFilter, AddSubtreeFilter, ConstantFilter, DeleteSubtreeFilter, EventTypeFilter, GlobbingPathFilter, MoveFilter, UniversalFilter, VisibleFilter

public interface EventFilter

Filter for determining what changes to report the the event listener.

Method Summary

Modifier and Type	Method	Description
@Nullable EventFilter	create(String name, NodeState before, NodeState after)	Factory for creating a filter instance for the given child node
boolean	includeAdd(String name, NodeState after)	Include an added node
boolean	includeAdd(PropertyState after)	Include an added property
boolean	includeChange(PropertyState before, PropertyState after)	Include a changed property
boolean	includeDelete(String name, NodeState before)	Include a deleted node
boolean	includeDelete(PropertyState before)	Include a deleted property
boolean	includeMove(String sourcePath, String name, NodeState moved)	Include a moved node
boolean	includeReorder(String destName, String name, NodeState reordered)	Include a reordered node

Method Detail

includeAdd

boolean includeAdd(PropertyState after)

Include an added property

Parameters:

after - added property

Returns:

true if the property should be included

includeChange

boolean includeChange(PropertyState before,
                      PropertyState after)

Include a changed property

Parameters:

before - property before the change

after - property after the change

Returns:

true if the property should be included

includeDelete

boolean includeDelete(PropertyState before)

Include a deleted property

Parameters:

before - deleted property

Returns:

true if the property should be included

includeAdd

boolean includeAdd(String name,
                   NodeState after)

Include an added node

Parameters:

name - name of the node

after - added node

Returns:

true if the node should be included

includeDelete

boolean includeDelete(String name,
                      NodeState before)

Include a deleted node

Parameters:

name - name of the node

before - deleted node

Returns:

true if the node should be included

includeMove

boolean includeMove(String sourcePath,
                    String name,
                    NodeState moved)

Include a moved node

Parameters:

sourcePath - source path of the move operation

name - name of the moved node

moved - the moved node

Returns:

true if the node should be included

includeReorder

boolean includeReorder(String destName,
                       String name,
                       NodeState reordered)

Include a reordered node

Parameters:

destName - name of the orderBefore() destination node

name - name of the reordered node

reordered - the reordered node

Returns:

true if the node should be included

create

@Nullable
@Nullable EventFilter create(String name,
                             NodeState before,
                             NodeState after)

Factory for creating a filter instance for the given child node

Parameters:

name - name of the child node

before - before state of the child node

after - after state of the child node

Returns:

filter instance for filtering the child node or null to exclude the sub tree rooted at this child node.