net.esper.eql.join.table
Class PropertyIndTableCoerceAdd
java.lang.Object
net.esper.eql.join.table.PropertyIndexedEventTable
net.esper.eql.join.table.PropertyIndTableCoerceAdd
- All Implemented Interfaces:
- EventTable
- Direct Known Subclasses:
- PropertyIndTableCoerceAll
public class PropertyIndTableCoerceAdd
- extends PropertyIndexedEventTable
Index that organizes events by the event property values into hash buckets. Based on a HashMap
with MultiKeyUntyped
keys that store the property values.
Performs coercion of the index keys before storing the keys.
Takes a list of property names as parameter. Doesn't care which event type the events have as long as the properties
exist. If the same event is added twice, the class throws an exception on add.
PropertyIndTableCoerceAdd
public PropertyIndTableCoerceAdd(int streamNum,
EventType eventType,
String[] propertyNames,
Class[] coercionType)
- Ctor.
- Parameters:
streamNum
- is the stream number of the indexed streameventType
- is the event type of the indexed streampropertyNames
- are the property names to get property valuescoercionType
- are the classes to coerce indexed values to
getMultiKey
protected MultiKeyUntyped getMultiKey(EventBean event)
- Description copied from class:
PropertyIndexedEventTable
- Determine multikey for index access.
- Overrides:
getMultiKey
in class PropertyIndexedEventTable
- Parameters:
event
- to get properties from for key
- Returns:
- multi key