com.espertech.esper.epl.spec

Interface StreamSpec

All Superinterfaces:

MetaDefItem, Serializable

All Known Subinterfaces:

StreamSpecCompiled, StreamSpecRaw

All Known Implementing Classes:

DBStatementStreamSpec, FilterStreamSpecCompiled, FilterStreamSpecRaw, MethodStreamSpec, NamedWindowConsumerStreamSpec, PatternStreamSpecCompiled, PatternStreamSpecRaw, TableQueryStreamSpec

public interface StreamSpec
extends MetaDefItem, Serializable

Specification for a stream, consists simply of an optional stream name and a list of views on to of the stream.

Implementation classes for views and patterns add additional information defining the stream of events.

Method Summary

Modifier and Type	Method and Description
String	getOptionalStreamName() Returns the stream name, or null if undefined.
StreamSpecOptions	getOptions() Returns the options for the stream such as unidirectional, retain-union etc.
ViewSpec[]	getViewSpecs() Returns views definitions onto the stream

Method Detail

getOptionalStreamName

String getOptionalStreamName()

Returns the stream name, or null if undefined.

Returns:

stream name

getViewSpecs

ViewSpec[] getViewSpecs()

Returns views definitions onto the stream

Returns:

view defs

getOptions

StreamSpecOptions getOptions()

Returns the options for the stream such as unidirectional, retain-union etc.

Returns:

stream options