Package com.espertech.esper.common.client.soda

Class NotExpression

java.lang.Object

com.espertech.esper.common.client.soda.ExpressionBase

com.espertech.esper.common.client.soda.NotExpression

All Implemented Interfaces:

Expression, Serializable

public class NotExpression
extends ExpressionBase

Negates the contained-within subexpression.

Has a single child expression to be negated.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
NotExpression()	Ctor - for use to create an expression tree, without child expression.
NotExpression(Expression inner)	Ctor.

Method Summary

Modifier and Type	Method	Description
ExpressionPrecedenceEnum	getPrecedence()	Returns precedence.
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.common.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 Details

NotExpression

public NotExpression(Expression inner)

Ctor.

Parameters:

inner - is the expression to negate

NotExpression

public NotExpression()

Ctor - for use to create an expression tree, without child expression.

Method Details

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