com.espertech.esper.epl.db
Class DataCacheFactory

java.lang.Object
  com.espertech.esper.epl.db.DataCacheFactory

public class DataCacheFactory
extends java.lang.Object

Factory for data caches for use caching database query results and method invocation results.

Constructor Summary

DataCacheFactory()

Method Summary

DataCache	getDataCache(ConfigurationDataCache cacheDesc, StatementContext statementContext, EPStatementAgentInstanceHandle epStatementAgentInstanceHandle, SchedulingService schedulingService, ScheduleBucket scheduleBucket, int streamNum) Creates a cache implementation for the strategy as defined by the cache descriptor.
protected DataCache	makeTimeCache(ConfigurationExpiryTimeCache expCache, StatementContext statementContext, EPStatementAgentInstanceHandle epStatementAgentInstanceHandle, SchedulingService schedulingService, ScheduleBucket scheduleBucket, int streamNum)

Methods inherited from class java.lang.Object

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

Constructor Detail

DataCacheFactory

public DataCacheFactory()

Method Detail

getDataCache

public DataCache getDataCache(ConfigurationDataCache cacheDesc,
                              StatementContext statementContext,
                              EPStatementAgentInstanceHandle epStatementAgentInstanceHandle,
                              SchedulingService schedulingService,
                              ScheduleBucket scheduleBucket,
                              int streamNum)

Creates a cache implementation for the strategy as defined by the cache descriptor.

Parameters:

cacheDesc - cache descriptor

epStatementAgentInstanceHandle - statement handle for timer invocations

schedulingService - scheduling service for time-based caches

scheduleBucket - for ordered timer invokation

Returns:

data cache implementation

makeTimeCache

protected DataCache makeTimeCache(ConfigurationExpiryTimeCache expCache,
                                  StatementContext statementContext,
                                  EPStatementAgentInstanceHandle epStatementAgentInstanceHandle,
                                  SchedulingService schedulingService,
                                  ScheduleBucket scheduleBucket,
                                  int streamNum)