Package com.inductiveautomation.eventstream.gateway.expression

Class GatewayEventStreamExpressionFactory

java.lang.Object

com.inductiveautomation.eventstream.gateway.expression.GatewayEventStreamExpressionFactory

All Implemented Interfaces:

EventStreamExpressionFactory

public class GatewayEventStreamExpressionFactory
extends Object
implements EventStreamExpressionFactory

Constructor Summary

Constructors

Constructor	Description
GatewayEventStreamExpressionFactory(EncoderRegistry encoders, CommonContext commonContext)

Method Summary

Modifier and Type	Method	Description
EventStreamExpression	create(ExpressionValue field, String sourceHint)	Creates an EventStreamExpression.
void	shutdown()
void	startup()

Methods inherited from class java.lang.Object

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

Constructor Details

GatewayEventStreamExpressionFactory

public GatewayEventStreamExpressionFactory(EncoderRegistry encoders,
 CommonContext commonContext)

Method Details

create

public EventStreamExpression create(ExpressionValue field,
 String sourceHint)
                             throws Exception

Description copied from interface: EventStreamExpressionFactory

Creates an EventStreamExpression.

Specified by:

create in interface EventStreamExpressionFactory

Parameters:

field - ExpressionValue to parse

sourceHint - String describing what the expressionString represents.

Returns:

EventStreamExpression

Throws:

Exception - If unable to parse the expression successfully.

startup

public void startup()

shutdown

public void shutdown()