[This topic is pre-release documentation and is subject to change in future releases. Blank topics are included as placeholders.]
Assembly: NEsper (in NEsper.dll)
An event expression was Started and supplies the callback to use when matching events appear.
Returns the callback to use to Stop the event expression.
Namespace: net.esper.pattern
Assembly: NEsper (in NEsper.dll)
Syntax
Visual Basic (Declaration) |
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Function Start ( _ matchCallback As PatternMatchCallback, _ context As PatternContext _ ) As StopCallback |
C# |
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StopCallback Start ( PatternMatchCallback matchCallback, PatternContext context ) |
Visual C++ |
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StopCallback^ Start ( PatternMatchCallback^ matchCallback, PatternContext^ context ) |
Parameters
- matchCallback
- net.esper.pattern.PatternMatchCallback
must be supplied to indicate what to call when the expression turns true
- context
- net.esper.pattern.PatternContext
is the context for handles to services required for evaluation.