org.janusgraph.graphdb.database.util

Class IndexRecordUtil

java.lang.Object

org.janusgraph.graphdb.database.util.IndexRecordUtil

public class IndexRecordUtil
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static IndexAppliesToFunction	FULL_INDEX_APPLIES_TO_FILTER
static IndexAppliesToFunction	INDEX_APPLIES_TO_NO_CONSTRAINTS_FILTER

Constructor Summary

Constructors

Constructor and Description
IndexRecordUtil()

Method Summary

Modifier and Type	Method and Description
static RelationIdentifier	bytebuffer2RelationId(ReadBuffer b)
static String	element2String(JanusGraphElement element)
static String	element2String(Object elementId)
static IndexUpdate<StaticBuffer,Entry>	getCompositeIndexUpdate(CompositeIndexType index, IndexMutationType indexMutationType, IndexRecordEntry[] record, JanusGraphElement element, Serializer serializer, boolean hashKeys, HashingUtil.HashLength hashLength)
static Entry	getIndexEntry(CompositeIndexType index, IndexRecordEntry[] record, JanusGraphElement element, Serializer serializer)
static long	getIndexIdFromKey(StaticBuffer key, boolean hashKeys, HashingUtil.HashLength hashLength)
static StaticBuffer	getIndexKey(CompositeIndexType index, IndexRecordEntry[] record, Serializer serializer, boolean hashKeys, HashingUtil.HashLength hashLength)
static StaticBuffer	getIndexKey(CompositeIndexType index, Object[] values, Serializer serializer, boolean hashKeys, HashingUtil.HashLength hashLength)
static int	getIndexTTL(InternalVertex vertex, PropertyKey... keys)
static StandardKeyInformation	getKeyInformation(ParameterIndexField field)
static PropertyKey[]	getKeysOfRecords(IndexRecordEntry[] record)
static MixedIndexType	getMixedIndex(String indexName, StandardJanusGraphTx transaction)
static IndexUpdate<String,IndexEntry>	getMixedIndexUpdate(JanusGraphElement element, PropertyKey key, Object value, MixedIndexType index, IndexMutationType updateType)
static IndexMutationType	getUpdateType(InternalRelation relation)
static Object[]	getValues(IndexRecordEntry[] record)
static boolean	indexAppliesTo(IndexType index, JanusGraphElement element)
static boolean	indexAppliesToWithoutConstraints(IndexType index, JanusGraphElement element)
static IndexRecordEntry[]	indexMatch(JanusGraphRelation relation, CompositeIndexType index)
static IndexRecords	indexMatches(JanusGraphVertex vertex, CompositeIndexType index)
static IndexRecords	indexMatches(JanusGraphVertex vertex, CompositeIndexType index, boolean onlyLoaded, PropertyKey replaceKey, IndexRecordEntry replaceValue)
static IndexRecords	indexMatches(JanusGraphVertex vertex, CompositeIndexType index, PropertyKey replaceKey, Object replaceValue)
static void	indexMatches(JanusGraphVertex vertex, IndexRecordEntry[] current, IndexRecords matches, IndexField[] fields, int pos, boolean onlyLoaded, PropertyKey replaceKey, IndexRecordEntry replaceValue)
static boolean	indexMatchesConstraints(IndexType index, JanusGraphElement element)
static String	key2Field(MixedIndexType index, PropertyKey key)
static String	key2Field(ParameterIndexField field)
static String	keyID2Name(PropertyKey key)
static String	longID2Name(long id)
static long	name2LongID(String name)
static Object	string2ElementId(String str)

Methods inherited from class java.lang.Object

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

Field Detail

FULL_INDEX_APPLIES_TO_FILTER

public static final IndexAppliesToFunction FULL_INDEX_APPLIES_TO_FILTER

INDEX_APPLIES_TO_NO_CONSTRAINTS_FILTER

public static final IndexAppliesToFunction INDEX_APPLIES_TO_NO_CONSTRAINTS_FILTER

Constructor Detail

IndexRecordUtil

public IndexRecordUtil()

Method Detail

getValues

public static Object[] getValues(IndexRecordEntry[] record)

getMixedIndex

public static MixedIndexType getMixedIndex(String indexName,
                                           StandardJanusGraphTx transaction)

element2String

public static String element2String(JanusGraphElement element)

element2String

public static String element2String(Object elementId)

string2ElementId

public static Object string2ElementId(String str)

key2Field

public static String key2Field(MixedIndexType index,
                               PropertyKey key)

key2Field

public static String key2Field(ParameterIndexField field)

keyID2Name

public static String keyID2Name(PropertyKey key)

longID2Name

public static String longID2Name(long id)

name2LongID

public static long name2LongID(String name)

bytebuffer2RelationId

public static RelationIdentifier bytebuffer2RelationId(ReadBuffer b)

getKeyInformation

public static StandardKeyInformation getKeyInformation(ParameterIndexField field)

getUpdateType

public static IndexMutationType getUpdateType(InternalRelation relation)

indexAppliesTo

public static boolean indexAppliesTo(IndexType index,
                                     JanusGraphElement element)

indexAppliesToWithoutConstraints

public static boolean indexAppliesToWithoutConstraints(IndexType index,
                                                       JanusGraphElement element)

indexMatchesConstraints

public static boolean indexMatchesConstraints(IndexType index,
                                              JanusGraphElement element)

getKeysOfRecords

public static PropertyKey[] getKeysOfRecords(IndexRecordEntry[] record)

getIndexTTL

public static int getIndexTTL(InternalVertex vertex,
                              PropertyKey... keys)

indexMatch

public static IndexRecordEntry[] indexMatch(JanusGraphRelation relation,
                                            CompositeIndexType index)

indexMatches

public static IndexRecords indexMatches(JanusGraphVertex vertex,
                                        CompositeIndexType index)

indexMatches

public static IndexRecords indexMatches(JanusGraphVertex vertex,
                                        CompositeIndexType index,
                                        PropertyKey replaceKey,
                                        Object replaceValue)

indexMatches

public static IndexRecords indexMatches(JanusGraphVertex vertex,
                                        CompositeIndexType index,
                                        boolean onlyLoaded,
                                        PropertyKey replaceKey,
                                        IndexRecordEntry replaceValue)

indexMatches

public static void indexMatches(JanusGraphVertex vertex,
                                IndexRecordEntry[] current,
                                IndexRecords matches,
                                IndexField[] fields,
                                int pos,
                                boolean onlyLoaded,
                                PropertyKey replaceKey,
                                IndexRecordEntry replaceValue)

getIndexEntry

public static Entry getIndexEntry(CompositeIndexType index,
                                  IndexRecordEntry[] record,
                                  JanusGraphElement element,
                                  Serializer serializer)

getIndexKey

public static StaticBuffer getIndexKey(CompositeIndexType index,
                                       IndexRecordEntry[] record,
                                       Serializer serializer,
                                       boolean hashKeys,
                                       HashingUtil.HashLength hashLength)

getIndexKey

public static StaticBuffer getIndexKey(CompositeIndexType index,
                                       Object[] values,
                                       Serializer serializer,
                                       boolean hashKeys,
                                       HashingUtil.HashLength hashLength)

getIndexIdFromKey

public static long getIndexIdFromKey(StaticBuffer key,
                                     boolean hashKeys,
                                     HashingUtil.HashLength hashLength)

getCompositeIndexUpdate

public static IndexUpdate<StaticBuffer,Entry> getCompositeIndexUpdate(CompositeIndexType index,
                                                                      IndexMutationType indexMutationType,
                                                                      IndexRecordEntry[] record,
                                                                      JanusGraphElement element,
                                                                      Serializer serializer,
                                                                      boolean hashKeys,
                                                                      HashingUtil.HashLength hashLength)

getMixedIndexUpdate

public static IndexUpdate<String,IndexEntry> getMixedIndexUpdate(JanusGraphElement element,
                                                                 PropertyKey key,
                                                                 Object value,
                                                                 MixedIndexType index,
                                                                 IndexMutationType updateType)