Package org.apache.ignite.internal.cache.query.index.sorted

Class QueryIndexRowHandler

java.lang.Object

org.apache.ignite.internal.cache.query.index.sorted.QueryIndexRowHandler

All Implemented Interfaces:

InlineIndexRowHandler

public class QueryIndexRowHandler
extends Object
implements InlineIndexRowHandler

Maps CacheDataRow to IndexRow using columns references.

Constructor Summary

Constructors

Constructor	Description
QueryIndexRowHandler(GridQueryTypeDescriptor type, GridCacheContextInfo<?,?> cacheInfo, LinkedHashMap<String,IndexKeyDefinition> keyDefs, List<InlineIndexKeyType> keyTypes, IndexKeyTypeSettings keyTypeSettings)

Method Summary

Modifier and Type	Method	Description
Object	cacheKey(CacheDataRow row)
Object	cacheValue(CacheDataRow row)
IndexKey	indexKey(int idx, CacheDataRow row)	Returns index key by specified idx.
List<IndexKeyDefinition>	indexKeyDefinitions()
IndexKeyTypeSettings	indexKeyTypeSettings()
List<InlineIndexKeyType>	inlineIndexKeyTypes()
int	partition(CacheDataRow row)

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryIndexRowHandler

public QueryIndexRowHandler(GridQueryTypeDescriptor type,
                            GridCacheContextInfo<?,?> cacheInfo,
                            LinkedHashMap<String,IndexKeyDefinition> keyDefs,
                            List<InlineIndexKeyType> keyTypes,
                            IndexKeyTypeSettings keyTypeSettings)

Method Detail

indexKey

public IndexKey indexKey(int idx,
                         CacheDataRow row)

Returns index key by specified idx.

Specified by:

indexKey in interface InlineIndexRowHandler

Parameters:

idx - Index of key within index schema.

row - Original cache data row.

Returns:

Index key.

inlineIndexKeyTypes

public List<InlineIndexKeyType> inlineIndexKeyTypes()

Specified by:

inlineIndexKeyTypes in interface InlineIndexRowHandler

Returns:

List of key types for inlined index keys.

indexKeyDefinitions

public List<IndexKeyDefinition> indexKeyDefinitions()

Specified by:

indexKeyDefinitions in interface InlineIndexRowHandler

Returns:

List of index key definitions.

indexKeyTypeSettings

public IndexKeyTypeSettings indexKeyTypeSettings()

Specified by:

indexKeyTypeSettings in interface InlineIndexRowHandler

Returns:

Index key type settings.

partition

public int partition(CacheDataRow row)

Specified by:

partition in interface InlineIndexRowHandler

Returns:

Parition for specified row.

cacheKey

public Object cacheKey(CacheDataRow row)

Specified by:

cacheKey in interface InlineIndexRowHandler

Parameters:

row - Cache row.

Returns:

Cache key.

cacheValue

public Object cacheValue(CacheDataRow row)

Specified by:

cacheValue in interface InlineIndexRowHandler

Parameters:

row - Cache row.

Returns:

Cache value.