com.hazelcast.query.impl

Class IndexImpl

java.lang.Object

com.hazelcast.query.impl.IndexImpl

All Implemented Interfaces:

Index

public class IndexImpl
extends Object
implements Index

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	IndexImpl.NullObject

Field Summary

Fields

Modifier and Type	Field and Description
protected IndexStore	indexStore
static IndexImpl.NullObject	NULL
protected InternalSerializationService	ss

Constructor Summary

Constructors

Constructor and Description
IndexImpl(String attributeName, boolean ordered, InternalSerializationService ss, Extractors extractors, IndexCopyBehavior copyQueryResultOn)

Method Summary

Modifier and Type	Method and Description
void	clear() Clear out entries from the index
IndexStore	createIndexStore(boolean ordered)
void	destroy() Release all resources hold by the index.
String	getAttributeName()
TypeConverter	getConverter() Provides comparable null object.
Set<QueryableEntry>	getRecords(Comparable attributeValue)
Set<QueryableEntry>	getRecords(Comparable[] values)
Set<QueryableEntry>	getSubRecords(ComparisonType comparisonType, Comparable searchedAttributeValue)
Set<QueryableEntry>	getSubRecordsBetween(Comparable fromAttributeValue, Comparable toAttributeValue)
boolean	isOrdered()
void	removeEntryIndex(Data key, Object value)
void	saveEntryIndex(QueryableEntry entry, Object oldRecordValue) Add entry to this index.

Methods inherited from class java.lang.Object

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

Field Detail

NULL

public static final IndexImpl.NullObject NULL

ss

protected final InternalSerializationService ss

indexStore

protected final IndexStore indexStore

Constructor Detail

IndexImpl

public IndexImpl(String attributeName,
                 boolean ordered,
                 InternalSerializationService ss,
                 Extractors extractors,
                 IndexCopyBehavior copyQueryResultOn)

Method Detail

createIndexStore

public IndexStore createIndexStore(boolean ordered)

saveEntryIndex

public void saveEntryIndex(QueryableEntry entry,
                           Object oldRecordValue)
                    throws QueryException

Description copied from interface: Index

Add entry to this index.

Specified by:

saveEntryIndex in interface Index

Parameters:

entry - entry

oldRecordValue - or null if there is no old value

Throws:

QueryException

removeEntryIndex

public void removeEntryIndex(Data key,
                             Object value)

Specified by:

removeEntryIndex in interface Index

getRecords

public Set<QueryableEntry> getRecords(Comparable[] values)

Specified by:

getRecords in interface Index

getRecords

public Set<QueryableEntry> getRecords(Comparable attributeValue)

Specified by:

getRecords in interface Index

getSubRecords

public Set<QueryableEntry> getSubRecords(ComparisonType comparisonType,
                                         Comparable searchedAttributeValue)

Specified by:

getSubRecords in interface Index

getSubRecordsBetween

public Set<QueryableEntry> getSubRecordsBetween(Comparable fromAttributeValue,
                                                Comparable toAttributeValue)

Specified by:

getSubRecordsBetween in interface Index

getConverter

public TypeConverter getConverter()

Provides comparable null object.

Specified by:

getConverter in interface Index

Returns:

clear

public void clear()

Description copied from interface: Index

Clear out entries from the index

Specified by:

clear in interface Index

destroy

public void destroy()

Description copied from interface: Index

Release all resources hold by the index. (ie. Native memory for HD)

Specified by:

destroy in interface Index

getAttributeName

public String getAttributeName()

Specified by:

getAttributeName in interface Index

isOrdered

public boolean isOrdered()

Specified by:

isOrdered in interface Index