io.siddhi.core.table

Class CacheTable

java.lang.Object

io.siddhi.core.table.Table

io.siddhi.core.table.InMemoryTable

io.siddhi.core.table.CacheTable

All Implemented Interfaces:

FindableProcessor, MemoryCalculable

Direct Known Subclasses:

CacheTableFIFO, CacheTableLFU, CacheTableLRU

public abstract class CacheTable
extends InMemoryTable

common interface for FIFO, LRU, and LFU cache tables

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	CacheTable.CacheCompiledConditionWithRouteToCache wrapper to send routeToCache bool with cache compiled condition

Nested classes/interfaces inherited from class io.siddhi.core.table.InMemoryTable

InMemoryTable.TableState

Field Summary

Fields inherited from class io.siddhi.core.table.Table

siddhiAppContext, tableDefinition, tableMap

Constructor Summary

Constructors

Constructor and Description
CacheTable()

Method Summary

Modifier and Type	Method and Description
void	addAndTrimUptoMaxSize(ComplexEventChunk<StreamEvent> addingEventChunk)
protected abstract StreamEvent	addRequiredFields(ComplexEvent event, SiddhiAppContext siddhiAppContext, boolean cacheExpiryEnabled)
void	addStreamEventUptoMaxSize(StreamEvent streamEvent)
CompiledCondition	compileCondition(io.siddhi.query.api.expression.Expression condition, MatchingMetaInfoHolder matchingMetaInfoHolder, List<VariableExpressionExecutor> variableExpressionExecutors, Map<String,Table> tableMap, SiddhiQueryContext siddhiQueryContext, boolean updateCachePolicyAttribute)
void	deleteAll()
abstract void	deleteEntriesUsingCachePolicy(int numRowsToDelete)
abstract void	deleteOneEntryUsingCachePolicy()
CacheTable.CacheCompiledConditionWithRouteToCache	generateCacheCompileCondition(io.siddhi.query.api.expression.Expression condition, MatchingMetaInfoHolder storeMatchingMetaInfoHolder, SiddhiQueryContext siddhiQueryContext, List<VariableExpressionExecutor> storeVariableExpressionExecutors)
void	init(io.siddhi.query.api.definition.TableDefinition tableDefinition, StreamEventFactory storeEventPool, StreamEventCloner storeEventCloner, ConfigReader configReader, SiddhiAppContext siddhiAppContext, RecordTableHandler recordTableHandler)
void	initCacheTable(io.siddhi.query.api.definition.TableDefinition cacheTableDefinition, ConfigReader configReader, SiddhiAppContext siddhiAppContext, RecordTableHandler recordTableHandler, boolean cacheExpiryEnabled, int maxSize, String cachePolicy)
abstract void	updateCachePolicyAttribute(StreamEvent streamEvent)
void	updateOrAddAndTrimUptoMaxSize(ComplexEventChunk<StateEvent> updateOrAddingEventChunk, CompiledCondition compiledCondition, CompiledUpdateSet compiledUpdateSet, AddingStreamEventExtractor addingStreamEventExtractor, int maxTableSize)

Methods inherited from class io.siddhi.core.table.InMemoryTable

add, compileCondition, compileUpdateSet, connectAndLoadCache, contains, delete, destroy, disconnect, find, getTableDefinition, isStateful, size, update, updateOrAdd

Methods inherited from class io.siddhi.core.table.Table

addEvents, connectWithRetry, containsEvent, deleteEvents, find, getHandler, getIsConnected, getIsTryingToConnect, initTable, setIsConnectedToFalse, shutdown, updateEvents, updateOrAddEvents, waitWhileConnect

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheTable

public CacheTable()

Method Detail

init

public void init(io.siddhi.query.api.definition.TableDefinition tableDefinition,
                 StreamEventFactory storeEventPool,
                 StreamEventCloner storeEventCloner,
                 ConfigReader configReader,
                 SiddhiAppContext siddhiAppContext,
                 RecordTableHandler recordTableHandler)

Overrides:

init in class InMemoryTable

initCacheTable

public void initCacheTable(io.siddhi.query.api.definition.TableDefinition cacheTableDefinition,
                           ConfigReader configReader,
                           SiddhiAppContext siddhiAppContext,
                           RecordTableHandler recordTableHandler,
                           boolean cacheExpiryEnabled,
                           int maxSize,
                           String cachePolicy)

addStreamEventUptoMaxSize

public void addStreamEventUptoMaxSize(StreamEvent streamEvent)

addAndTrimUptoMaxSize

public void addAndTrimUptoMaxSize(ComplexEventChunk<StreamEvent> addingEventChunk)

updateOrAddAndTrimUptoMaxSize

public void updateOrAddAndTrimUptoMaxSize(ComplexEventChunk<StateEvent> updateOrAddingEventChunk,
                                          CompiledCondition compiledCondition,
                                          CompiledUpdateSet compiledUpdateSet,
                                          AddingStreamEventExtractor addingStreamEventExtractor,
                                          int maxTableSize)

deleteAll

public void deleteAll()

deleteOneEntryUsingCachePolicy

public abstract void deleteOneEntryUsingCachePolicy()

deleteEntriesUsingCachePolicy

public abstract void deleteEntriesUsingCachePolicy(int numRowsToDelete)

addRequiredFields

protected abstract StreamEvent addRequiredFields(ComplexEvent event,
                                                 SiddhiAppContext siddhiAppContext,
                                                 boolean cacheExpiryEnabled)

generateCacheCompileCondition

public CacheTable.CacheCompiledConditionWithRouteToCache generateCacheCompileCondition(io.siddhi.query.api.expression.Expression condition,
                                                                                       MatchingMetaInfoHolder storeMatchingMetaInfoHolder,
                                                                                       SiddhiQueryContext siddhiQueryContext,
                                                                                       List<VariableExpressionExecutor> storeVariableExpressionExecutors)

compileCondition

public CompiledCondition compileCondition(io.siddhi.query.api.expression.Expression condition,
                                          MatchingMetaInfoHolder matchingMetaInfoHolder,
                                          List<VariableExpressionExecutor> variableExpressionExecutors,
                                          Map<String,Table> tableMap,
                                          SiddhiQueryContext siddhiQueryContext,
                                          boolean updateCachePolicyAttribute)

updateCachePolicyAttribute

public abstract void updateCachePolicyAttribute(StreamEvent streamEvent)