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Packages that use DataCache | |
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net.esper.eql.core | Contains EQL statement specification classes define the constructs that make up an EQL statement, such as the list of items in the select clause, the insert-into stream name and property names etc. |
net.esper.eql.db | Database SQL polling views and caches |
Uses of DataCache in net.esper.eql.core |
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Constructors in net.esper.eql.core with parameters of type DataCache | |
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MethodPollingViewable(MethodStreamSpec methodStreamSpec,
int myStreamNumber,
List<ExprNode> inputParameters,
PollExecStrategy pollExecStrategy,
DataCache dataCache,
EventType eventType)
Ctor. |
Uses of DataCache in net.esper.eql.db |
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Classes in net.esper.eql.db that implement DataCache | |
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class |
DataCacheExpiringImpl
Implements an expiry-time cache that evicts data when data becomes stale after a given number of seconds. |
class |
DataCacheLRUImpl
Query result data cache implementation that uses a least-recently-used algorithm to store and evict query results. |
class |
DataCacheNullImpl
Null implementation for a data cache that doesn't ever hit. |
Methods in net.esper.eql.db that return DataCache | |
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static DataCache |
DataCacheFactory.getDataCache(ConfigurationDBRef.DataCacheDesc cacheDesc,
EPStatementHandle epStatementHandle,
SchedulingService schedulingService,
ScheduleBucket scheduleBucket)
Creates a cache implementation for the strategy as defined by the cache descriptor. |
DataCache |
DatabaseConfigServiceImpl.getDataCache(String databaseName,
EPStatementHandle epStatementHandle)
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DataCache |
DatabaseConfigService.getDataCache(String databaseName,
EPStatementHandle epStatementHandle)
Returns a new cache implementation for this database. |
Constructors in net.esper.eql.db with parameters of type DataCache | |
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DatabasePollingViewable(int myStreamNumber,
List<String> inputParameters,
PollExecStrategy pollExecStrategy,
DataCache dataCache,
EventType eventType)
Ctor. |
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