com.espertech.esper.client.soda

Class NamedParameterExpression

java.lang.Object

com.espertech.esper.client.soda.ExpressionBase

com.espertech.esper.client.soda.NamedParameterExpression

All Implemented Interfaces:

Expression, Serializable

public class NamedParameterExpression
extends ExpressionBase

Named parameter expression of the form "name:expression" or "name:(expression, expression...)"

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
NamedParameterExpression() Ctor.
NamedParameterExpression(String name) Ctor.

Method Summary

Modifier and Type	Method and Description
String	getName() Returns the parameter name.
ExpressionPrecedenceEnum	getPrecedence() Returns precedence.
void	setName(String name) Sets the parameter name.
void	toPrecedenceFreeEPL(StringWriter writer) Renders the expressions and all it's child expression, in full tree depth, as a string in language syntax.

Methods inherited from class com.espertech.esper.client.soda.ExpressionBase

addChild, getChildren, getTreeObjectName, renderAggregation, setChildren, setTreeObjectName, toEPL, toPrecedenceFreeEPL, toPrecedenceFreeEPL

Methods inherited from class java.lang.Object

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

Constructor Detail

NamedParameterExpression

public NamedParameterExpression()

Ctor.

NamedParameterExpression

public NamedParameterExpression(String name)

Ctor.

Parameters:

name - substitution parameter name

Method Detail

getName

public String getName()

Returns the parameter name.

Returns:

name

setName

public void setName(String name)

Sets the parameter name.

Parameters:

name - name to set

getPrecedence

public ExpressionPrecedenceEnum getPrecedence()

Description copied from interface: Expression

Returns precedence.

Returns:

precedence

toPrecedenceFreeEPL

public void toPrecedenceFreeEPL(StringWriter writer)

Description copied from class: ExpressionBase

Renders the expressions and all it's child expression, in full tree depth, as a string in language syntax.

Specified by:

toPrecedenceFreeEPL in class ExpressionBase

Parameters:

writer - is the output to use