org.wso2.siddhi.core.executor

Class ConstantExpressionExecutor

java.lang.Object

org.wso2.siddhi.core.executor.ConstantExpressionExecutor

All Implemented Interfaces:

ExpressionExecutor

public class ConstantExpressionExecutor
extends Object
implements ExpressionExecutor

Executor class for Constant Siddhi expressions. Function execution logic is implemented in execute method.

Constructor Summary

Constructors

Constructor and Description
ConstantExpressionExecutor(Object value, org.wso2.siddhi.query.api.definition.Attribute.Type type)

Method Summary

Modifier and Type	Method and Description
void	clean()
ExpressionExecutor	cloneExecutor(String key)
Object	execute(ComplexEvent event)
org.wso2.siddhi.query.api.definition.Attribute.Type	getReturnType()
Object	getValue()

Methods inherited from class java.lang.Object

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

Constructor Detail

ConstantExpressionExecutor

public ConstantExpressionExecutor(Object value,
                                  org.wso2.siddhi.query.api.definition.Attribute.Type type)

Method Detail

execute

public Object execute(ComplexEvent event)

Specified by:

execute in interface ExpressionExecutor

getReturnType

public org.wso2.siddhi.query.api.definition.Attribute.Type getReturnType()

Specified by:

getReturnType in interface ExpressionExecutor

cloneExecutor

public ExpressionExecutor cloneExecutor(String key)

Specified by:

cloneExecutor in interface ExpressionExecutor

getValue

public Object getValue()

clean

public void clean()

Specified by:

clean in interface ExpressionExecutor