Package com.googlecode.cqengine.engine

Interface ModificationListener<O>

All Known Subinterfaces:

AttributeIndex<A,O>, IdentityAttributeIndex<A,O>, Index<O>, KeyStatisticsAttributeIndex<A,O>, KeyStatisticsIndex<A,O>, QueryEngineInternal<O>, SortedKeyStatisticsAttributeIndex<A,O>, SortedKeyStatisticsIndex<A,O>

All Known Implementing Classes:

AbstractAttributeIndex, AbstractMapBasedAttributeIndex, CollectionQueryEngine, CompoundIndex, DiskIndex, FallbackIndex, HashIndex, InvertedRadixTreeIndex, NavigableIndex, OffHeapIndex, PartialDiskIndex, PartialIndex, PartialNavigableIndex, PartialOffHeapIndex, PartialSortedKeyStatisticsAttributeIndex, PartialSQLiteIndex, RadixTreeIndex, ReversedRadixTreeIndex, SimplifiedSQLiteIndex, SQLiteDiskIdentityIndex, SQLiteIdentityIndex, SQLiteIndex, SQLiteOffHeapIdentityIndex, StandingQueryIndex, SuffixTreeIndex, UniqueIndex

public interface ModificationListener<O>

Author:

Niall Gallagher

Method Summary

Modifier and Type	Method	Description
boolean	addAll(ObjectSet<O> objectSet, QueryOptions queryOptions)	Notifies the listener that the specified objects are being added to the collection, and so it can take action and update its internal data structures.
void	clear(QueryOptions queryOptions)	Notifies the listener that all objects have been removed from the collection, and so it can take action and update its internal data structures.
void	destroy(QueryOptions queryOptions)	Notifies the listener that it has been removed from the collection, so that it can take action to delete internal data structures.
void	init(ObjectStore<O> objectStore, QueryOptions queryOptions)	Notifies the listener that the given ObjectStore has just been created.
boolean	removeAll(ObjectSet<O> objectSet, QueryOptions queryOptions)	Notifies the listener that the specified objects are being removed from the collection, and so it can take action and update its internal data structures.

Method Detail

addAll

boolean addAll(ObjectSet<O> objectSet,
               QueryOptions queryOptions)

Notifies the listener that the specified objects are being added to the collection, and so it can take action and update its internal data structures.

Parameters:

objectSet - The objects being added

queryOptions - Optional parameters for the update

removeAll

boolean removeAll(ObjectSet<O> objectSet,
                  QueryOptions queryOptions)

Notifies the listener that the specified objects are being removed from the collection, and so it can take action and update its internal data structures.

Parameters:

objectSet - The objects being removed

queryOptions - Optional parameters for the update

clear

void clear(QueryOptions queryOptions)

Notifies the listener that all objects have been removed from the collection, and so it can take action and update its internal data structures.

Parameters:

queryOptions - Optional parameters for the update

init

void init(ObjectStore<O> objectStore,
          QueryOptions queryOptions)

Notifies the listener that the given ObjectStore has just been created.

Parameters:

objectStore - The ObjectStore which persists objects

queryOptions - Optional parameters for the update

destroy

void destroy(QueryOptions queryOptions)

Notifies the listener that it has been removed from the collection, so that it can take action to delete internal data structures.

Parameters:

queryOptions - Optional parameters for the update