org.gridgain.grid.kernal.processors.cache.query

Class GridCacheLocalQueryManager<K,V>

java.lang.Object

org.gridgain.grid.kernal.processors.cache.GridCacheManagerAdapter<K,V>

org.gridgain.grid.kernal.processors.cache.query.GridCacheQueryManager<K,V>

org.gridgain.grid.kernal.processors.cache.query.GridCacheLocalQueryManager<K,V>

All Implemented Interfaces:

GridCacheManager<K,V>

public class GridCacheLocalQueryManager<K,V>
extends GridCacheQueryManager<K,V>

Local query manager.

Field Summary

Fields inherited from class org.gridgain.grid.kernal.processors.cache.GridCacheManagerAdapter

cctx, log

Constructor Summary

Constructors

Constructor and Description
GridCacheLocalQueryManager()

Method Summary

Methods

Modifier and Type	Method and Description
void	loadPage(long id, GridCacheQueryAdapter<?> qry, Collection<GridNode> nodes, boolean all) Loads page.
protected boolean	onFieldsPageReady(boolean loc, org.gridgain.grid.kernal.processors.cache.query.GridCacheQueryInfo qryInfo, List<GridIndexingFieldMetadata> metaData, Collection<List<GridIndexingEntity<?>>> entities, Collection<?> data, boolean finished, Throwable e)
protected boolean	onPageReady(boolean loc, org.gridgain.grid.kernal.processors.cache.query.GridCacheQueryInfo qryInfo, Collection<?> data, boolean finished, Throwable e) Called when data for page is ready.
GridCacheQueryFuture<?>	queryDistributed(GridCacheQueryBean qry, Collection<GridNode> nodes) Executes distributed query.
GridCacheQueryFuture<?>	queryFieldsDistributed(GridCacheQueryBean qry, Collection<GridNode> nodes) Executes distributed fields query.
GridCacheQueryFuture<?>	queryFieldsLocal(GridCacheQueryBean qry) Executes distributed fields query.
GridCacheQueryFuture<?>	queryLocal(GridCacheQueryBean qry) Executes local query.
void	start0()

Methods inherited from class org.gridgain.grid.kernal.processors.cache.query.GridCacheQueryManager

metrics, onKernalStop0, onMetricsUpdate, onSwap, onUndeploy, onUnswap, printMemoryStats, rebuildAllIndexes, rebuildIndexes, remove, removeFieldsQueryResult, removeQueryIterator, resetMetrics, runFieldsQuery, runQuery, size, space, sqlMetadata, stop0, store

Methods inherited from class org.gridgain.grid.kernal.processors.cache.GridCacheManagerAdapter

context, kernalStartInfo, kernalStopInfo, log, onKernalStart, onKernalStart0, onKernalStop, start, startInfo, stop, stopInfo, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

GridCacheLocalQueryManager

public GridCacheLocalQueryManager()

Method Detail

onPageReady

protected boolean onPageReady(boolean loc,
                  org.gridgain.grid.kernal.processors.cache.query.GridCacheQueryInfo qryInfo,
                  Collection<?> data,
                  boolean finished,
                  Throwable e)

Called when data for page is ready.

Specified by:

onPageReady in class GridCacheQueryManager<K,V>

Parameters:

loc - Local query or not.

qryInfo - Query info.

data - Result data.

finished - Last page or not.

e - Exception in case of error.

Returns:

true if page was processed right.

onFieldsPageReady

protected boolean onFieldsPageReady(boolean loc,
                        org.gridgain.grid.kernal.processors.cache.query.GridCacheQueryInfo qryInfo,
                        @Nullable
                        List<GridIndexingFieldMetadata> metaData,
                        @Nullable
                        Collection<List<GridIndexingEntity<?>>> entities,
                        @Nullable
                        Collection<?> data,
                        boolean finished,
                        @Nullable
                        Throwable e)

Specified by:

onFieldsPageReady in class GridCacheQueryManager<K,V>

Parameters:

loc - Local query or not.

qryInfo - Query info.

metaData - Meta data.

entities - Indexing entities.

data - Data.

finished - Last page or not.

e - Exception in case of error.

Returns:

true if page was processed right.

start0

public void start0()
            throws GridException

Overrides:

start0 in class GridCacheQueryManager<K,V>

Throws:

GridException - If failed.

queryLocal

public GridCacheQueryFuture<?> queryLocal(GridCacheQueryBean qry)

Executes local query.

Specified by:

queryLocal in class GridCacheQueryManager<K,V>

Parameters:

qry - Query.

Returns:

Query future.

queryDistributed

public GridCacheQueryFuture<?> queryDistributed(GridCacheQueryBean qry,
                                       Collection<GridNode> nodes)

Executes distributed query.

Specified by:

queryDistributed in class GridCacheQueryManager<K,V>

Parameters:

qry - Query.

nodes - Nodes.

Returns:

Query future.

loadPage

public void loadPage(long id,
            GridCacheQueryAdapter<?> qry,
            Collection<GridNode> nodes,
            boolean all)

Loads page.

Specified by:

loadPage in class GridCacheQueryManager<K,V>

Parameters:

id - Query ID.

qry - Query.

nodes - Nodes.

all - Whether to load all pages.

queryFieldsLocal

public GridCacheQueryFuture<?> queryFieldsLocal(GridCacheQueryBean qry)

Executes distributed fields query.

Specified by:

queryFieldsLocal in class GridCacheQueryManager<K,V>

Parameters:

qry - Query.

Returns:

Query future.

queryFieldsDistributed

public GridCacheQueryFuture<?> queryFieldsDistributed(GridCacheQueryBean qry,
                                             Collection<GridNode> nodes)

Executes distributed fields query.

Specified by:

queryFieldsDistributed in class GridCacheQueryManager<K,V>

Parameters:

qry - Query.

nodes - Nodes.

Returns:

Query future.