org.imemex.componentmappings
Class AbstractComponentReplicaWrapper<T>

java.lang.Object
  org.imemex.componentmappings.AbstractComponentReplicaWrapper<T>

All Implemented Interfaces:

MappingSet, Replica

Direct Known Subclasses:

ContentComponentMappingWrapper, GroupComponentMappingWrapper, NameComponentMappingWrapper, TupleComponentMappingWrapper

public abstract class AbstractComponentReplicaWrapper<T>
extends java.lang.Object
implements Replica

Constructor Summary

AbstractComponentReplicaWrapper(ComponentMapping<T> mapping)

Method Summary

void	clear() Remove all (drop) index views.
void	close() Close this index.
void	flush() Flushe memory-resident index structures to disk in order to allow querying to take place after indexing.
int	getBufferSize() Get the number of elements which are buffered before being stored persistently by the index.
void	rebuild(boolean online) Rebuild and optimze this index.
void	remove(long oid) Remove the index view for given OID.
void	removeAll(PullOperator<java.lang.Long> oids) Remove the index views with given OIDs.
long	size() Return the number of entries in this index.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.imemex.componentmappings.Replica

entries, getEntry

Methods inherited from interface org.imemex.componentmappings.MappingSet

getComponentsAvailableFlags, insert, insertAll

Constructor Detail

AbstractComponentReplicaWrapper

public AbstractComponentReplicaWrapper(ComponentMapping<T> mapping)

Method Detail

remove

public final void remove(long oid)

Description copied from interface: MappingSet

Remove the index view for given OID. This method does nothing, if the given OID was not found in this index.

Specified by:

remove in interface MappingSet

Parameters:

oid - globally unique key used to identify a resource view in iMeMex.

removeAll

public final void removeAll(PullOperator<java.lang.Long> oids)

Description copied from interface: MappingSet

Remove the index views with given OIDs.

Specified by:

removeAll in interface MappingSet

Parameters:

oids - pull operator of OIDs of index views which should be removed. This method ignores OIDs that were not found in the index.

size

public final long size()

Description copied from interface: MappingSet

Return the number of entries in this index.

Specified by:

size in interface MappingSet

Returns:

number of entries.

clear

public final void clear()

Description copied from interface: MappingSet

Remove all (drop) index views.

Specified by:

clear in interface MappingSet

close

public final void close()

Description copied from interface: MappingSet

Close this index.

Specified by:

close in interface MappingSet

rebuild

public final void rebuild(boolean online)
                   throws OnlineRebuildNotSupportedException

Description copied from interface: MappingSet

Rebuild and optimze this index.

Specified by:

rebuild in interface MappingSet

Parameters:

online - if true allows concurrent modifications to this ComponentMapping while rebuilding. If false this index is locked and no modifications are allowed during the rebuild.

Throws:

OnlineRebuildNotSupportedException

flush

public final void flush()

Description copied from interface: MappingSet

Flushe memory-resident index structures to disk in order to allow querying to take place after indexing.

Specified by:

flush in interface MappingSet

getBufferSize

public final int getBufferSize()

Description copied from interface: MappingSet

Get the number of elements which are buffered before being stored persistently by the index.

Specified by:

getBufferSize in interface MappingSet

Returns:

the number of elements.