Package com.espertech.esper.common.internal.epl.index.unindexed

Class UnindexedEventTable

java.lang.Object

com.espertech.esper.common.internal.epl.index.unindexed.UnindexedEventTable

All Implemented Interfaces:

EventTable, Iterable<EventBean>

Direct Known Subclasses:

UnindexedEventTableImpl

public abstract class UnindexedEventTable
extends Object
implements EventTable

Simple table of events without an index.

Constructor Summary

Constructors

Constructor	Description
UnindexedEventTable(int streamNum)	Ctor.

Method Summary

Modifier and Type	Method	Description
abstract Set<EventBean>	getEventSet()
int	getNumKeys()	If the index retains events using some key-based organization this returns the number of keys, and may return -1 to indicate that either the number of keys is not available or costly to obtain.
EventTableOrganization	getOrganization()
String	toQueryPlan()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.espertech.esper.common.internal.epl.index.base.EventTable

add, add, addRemove, clear, destroy, getIndex, getNumberOfEvents, getProviderClass, isEmpty, iterator, remove, remove

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Details

UnindexedEventTable

public UnindexedEventTable(int streamNum)

Ctor.

Parameters:

streamNum - is the indexed stream's number

Method Details

getEventSet

public abstract Set<EventBean> getEventSet()

toString

public String toString()

Overrides:

toString in class Object

toQueryPlan

public String toQueryPlan()

Specified by:

toQueryPlan in interface EventTable

getNumKeys

public int getNumKeys()

Description copied from interface: EventTable

If the index retains events using some key-based organization this returns the number of keys, and may return -1 to indicate that either the number of keys is not available or costly to obtain.

The number returned can be an estimate and may not be accurate.

Specified by:

getNumKeys in interface EventTable

Returns:

number of keys

getOrganization

public EventTableOrganization getOrganization()

Specified by:

getOrganization in interface EventTable