com.hazelcast.query.impl

Class Indexes

java.lang.Object

com.hazelcast.query.impl.Indexes

public class Indexes
extends Object

Contains all indexes for a data-structure, e.g. an IMap.

Constructor Summary

Constructors

Constructor and Description
Indexes(InternalSerializationService serializationService, Extractors extractors)

Method Summary

Methods

Modifier and Type	Method and Description
Index	addOrGetIndex(String attribute, boolean ordered)
void	clearIndexes()
Index	destroyIndex(String attribute)
Index	getIndex(String attribute) Get index for a given attribute.
Index[]	getIndexes()
boolean	hasIndex()
Set<QueryableEntry>	query(Predicate predicate)
void	removeEntryIndex(Data key, Object value)
void	saveEntryIndex(QueryableEntry queryableEntry, Object oldValue)

Methods inherited from class java.lang.Object

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

Constructor Detail

Indexes

public Indexes(InternalSerializationService serializationService,
       Extractors extractors)

Method Detail

destroyIndex

public Index destroyIndex(String attribute)

addOrGetIndex

public Index addOrGetIndex(String attribute,
                  boolean ordered)

getIndexes

public Index[] getIndexes()

clearIndexes

public void clearIndexes()

removeEntryIndex

public void removeEntryIndex(Data key,
                    Object value)
                      throws QueryException

Throws:

QueryException

hasIndex

public boolean hasIndex()

saveEntryIndex

public void saveEntryIndex(QueryableEntry queryableEntry,
                  Object oldValue)
                    throws QueryException

Throws:

QueryException

getIndex

public Index getIndex(String attribute)

Get index for a given attribute. If the index does not exist then returns null.

Parameters:

attribute -

Returns:

Index for attribute or null if the index does not exist.

query

public Set<QueryableEntry> query(Predicate predicate)