org.wso2.siddhi.extension.eventtable

Class HazelcastEventTable

java.lang.Object

org.wso2.siddhi.extension.eventtable.HazelcastEventTable

All Implemented Interfaces:

org.wso2.siddhi.core.query.processor.stream.window.FindableProcessor, org.wso2.siddhi.core.table.EventTable

public class HazelcastEventTable
extends Object
implements org.wso2.siddhi.core.table.EventTable

Hazelcast event table implementation of SiddhiQL.

Constructor Summary

Constructors

Constructor and Description
HazelcastEventTable()

Method Summary

Modifier and Type	Method and Description
void	add(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.stream.StreamEvent> addingEventChunk)
org.wso2.siddhi.core.util.collection.operator.Finder	constructFinder(org.wso2.siddhi.query.api.expression.Expression expression, org.wso2.siddhi.core.util.collection.operator.MatchingMetaStateHolder matchingMetaStateHolder, org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext, List<org.wso2.siddhi.core.executor.VariableExpressionExecutor> variableExpressionExecutors, Map<String,org.wso2.siddhi.core.table.EventTable> eventTableMap)
org.wso2.siddhi.core.util.collection.operator.Operator	constructOperator(org.wso2.siddhi.query.api.expression.Expression expression, org.wso2.siddhi.core.util.collection.operator.MatchingMetaStateHolder matchingMetaStateHolder, org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext, List<org.wso2.siddhi.core.executor.VariableExpressionExecutor> variableExpressionExecutors, Map<String,org.wso2.siddhi.core.table.EventTable> eventTableMap)
boolean	contains(org.wso2.siddhi.core.event.state.StateEvent matchingEvent, org.wso2.siddhi.core.util.collection.operator.Finder finder)
void	delete(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.state.StateEvent> deletingEventChunk, org.wso2.siddhi.core.util.collection.operator.Operator operator)
org.wso2.siddhi.core.event.stream.StreamEvent	find(org.wso2.siddhi.core.event.state.StateEvent matchingEvent, org.wso2.siddhi.core.util.collection.operator.Finder finder)
protected com.hazelcast.core.HazelcastInstance	getHazelcastInstance(boolean serverMode, String groupName, String groupPassword, String addresses) Called to get the most suitable Hazelcast Instance for the given set of parameters.
org.wso2.siddhi.query.api.definition.TableDefinition	getTableDefinition()
void	init(org.wso2.siddhi.query.api.definition.TableDefinition tableDefinition, org.wso2.siddhi.core.event.stream.MetaStreamEvent tableMetaStreamEvent, org.wso2.siddhi.core.event.stream.StreamEventPool tableStreamEventPool, org.wso2.siddhi.core.event.stream.StreamEventCloner tableStreamEventCloner, org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext) Event Table initialization method, it checks the annotation and do necessary pre configuration tasks.
void	overwriteOrAdd(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.state.StateEvent> overwritingOrAddingEventChunk, org.wso2.siddhi.core.util.collection.operator.Operator operator, org.wso2.siddhi.core.util.collection.UpdateAttributeMapper[] updateAttributeMappers, org.wso2.siddhi.core.util.collection.OverwritingStreamEventExtractor overwritingStreamEventExtractor)
void	update(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.state.StateEvent> updatingEventChunk, org.wso2.siddhi.core.util.collection.operator.Operator operator, org.wso2.siddhi.core.util.collection.UpdateAttributeMapper[] updateAttributeMappers)

Methods inherited from class java.lang.Object

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

Constructor Detail

HazelcastEventTable

public HazelcastEventTable()

Method Detail

init

public void init(org.wso2.siddhi.query.api.definition.TableDefinition tableDefinition,
                 org.wso2.siddhi.core.event.stream.MetaStreamEvent tableMetaStreamEvent,
                 org.wso2.siddhi.core.event.stream.StreamEventPool tableStreamEventPool,
                 org.wso2.siddhi.core.event.stream.StreamEventCloner tableStreamEventCloner,
                 org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext)

Event Table initialization method, it checks the annotation and do necessary pre configuration tasks.

Specified by:

init in interface org.wso2.siddhi.core.table.EventTable

Parameters:

tableDefinition - Definition of event table.

tableMetaStreamEvent -

tableStreamEventPool -

tableStreamEventCloner -

executionPlanContext - ExecutionPlan related meta information.

getHazelcastInstance

protected com.hazelcast.core.HazelcastInstance getHazelcastInstance(boolean serverMode,
                                                                    String groupName,
                                                                    String groupPassword,
                                                                    String addresses)

Called to get the most suitable Hazelcast Instance for the given set of parameters.

Parameters:

groupName - Hazelcast cluster name.

groupPassword - Hazelcast cluster password.

addresses - Hazelcast node addresses ("ip1,ip2,..").

Returns:

Hazelcast Instance

getTableDefinition

public org.wso2.siddhi.query.api.definition.TableDefinition getTableDefinition()

Specified by:

getTableDefinition in interface org.wso2.siddhi.core.table.EventTable

add

public void add(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.stream.StreamEvent> addingEventChunk)

Specified by:

add in interface org.wso2.siddhi.core.table.EventTable

delete

public void delete(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.state.StateEvent> deletingEventChunk,
                   org.wso2.siddhi.core.util.collection.operator.Operator operator)

Specified by:

delete in interface org.wso2.siddhi.core.table.EventTable

update

public void update(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.state.StateEvent> updatingEventChunk,
                   org.wso2.siddhi.core.util.collection.operator.Operator operator,
                   org.wso2.siddhi.core.util.collection.UpdateAttributeMapper[] updateAttributeMappers)

Specified by:

update in interface org.wso2.siddhi.core.table.EventTable

overwriteOrAdd

public void overwriteOrAdd(org.wso2.siddhi.core.event.ComplexEventChunk<org.wso2.siddhi.core.event.state.StateEvent> overwritingOrAddingEventChunk,
                           org.wso2.siddhi.core.util.collection.operator.Operator operator,
                           org.wso2.siddhi.core.util.collection.UpdateAttributeMapper[] updateAttributeMappers,
                           org.wso2.siddhi.core.util.collection.OverwritingStreamEventExtractor overwritingStreamEventExtractor)

Specified by:

overwriteOrAdd in interface org.wso2.siddhi.core.table.EventTable

contains

public boolean contains(org.wso2.siddhi.core.event.state.StateEvent matchingEvent,
                        org.wso2.siddhi.core.util.collection.operator.Finder finder)

Specified by:

contains in interface org.wso2.siddhi.core.table.EventTable

find

public org.wso2.siddhi.core.event.stream.StreamEvent find(org.wso2.siddhi.core.event.state.StateEvent matchingEvent,
                                                          org.wso2.siddhi.core.util.collection.operator.Finder finder)

Specified by:

find in interface org.wso2.siddhi.core.query.processor.stream.window.FindableProcessor

constructFinder

public org.wso2.siddhi.core.util.collection.operator.Finder constructFinder(org.wso2.siddhi.query.api.expression.Expression expression,
                                                                            org.wso2.siddhi.core.util.collection.operator.MatchingMetaStateHolder matchingMetaStateHolder,
                                                                            org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext,
                                                                            List<org.wso2.siddhi.core.executor.VariableExpressionExecutor> variableExpressionExecutors,
                                                                            Map<String,org.wso2.siddhi.core.table.EventTable> eventTableMap)

Specified by:

constructFinder in interface org.wso2.siddhi.core.query.processor.stream.window.FindableProcessor

constructOperator

public org.wso2.siddhi.core.util.collection.operator.Operator constructOperator(org.wso2.siddhi.query.api.expression.Expression expression,
                                                                                org.wso2.siddhi.core.util.collection.operator.MatchingMetaStateHolder matchingMetaStateHolder,
                                                                                org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext,
                                                                                List<org.wso2.siddhi.core.executor.VariableExpressionExecutor> variableExpressionExecutors,
                                                                                Map<String,org.wso2.siddhi.core.table.EventTable> eventTableMap)

Specified by:

constructOperator in interface org.wso2.siddhi.core.table.EventTable