com.gridsystems.nextgrid.api.pom.expr
Class NotExpression

java.lang.Object
  nextgrid.api.pom.Expression
      com.gridsystems.nextgrid.api.pom.expr.NotExpression

All Implemented Interfaces:

java.io.Serializable

public class NotExpression
extends nextgrid.api.pom.Expression

Reverses the evaluation of the contained expression.

Author:

Rodrigo Ruiz

See Also:

Serialized Form

Constructor Summary

NotExpression()
Creates a new instance.

NotExpression(nextgrid.api.pom.Expression expr)
Creates a new instance.

Method Summary

boolean	boolEval(nextgrid.api.env.ProcessEnvironment env, java.lang.Object o)
nextgrid.api.pom.Expression	getExpression() Gets the contained expression.
void	setExpression(nextgrid.api.pom.Expression e) Sets the contained expression.
void	validate()

Methods inherited from class nextgrid.api.pom.Expression

getLang, getText

Methods inherited from class java.lang.Object

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

Constructor Detail

NotExpression

public NotExpression()
              throws nextgrid.api.pom.ExpressionException

Creates a new instance.

Throws:

nextgrid.api.pom.ExpressionException - If an unexpected error occurs

NotExpression

public NotExpression(nextgrid.api.pom.Expression expr)
              throws nextgrid.api.pom.ExpressionException

Creates a new instance.

Parameters:

expr - Contained expression

Throws:

nextgrid.api.pom.ExpressionException - If an unexpected error occurs

Method Detail

getExpression

public nextgrid.api.pom.Expression getExpression()

Gets the contained expression.

Returns:

The current expression

setExpression

public void setExpression(nextgrid.api.pom.Expression e)

Sets the contained expression.

Parameters:

e - The expression to set

boolEval

public boolean boolEval(nextgrid.api.env.ProcessEnvironment env,
                        java.lang.Object o)
                 throws nextgrid.api.pom.ExpressionException

Specified by:

boolEval in class nextgrid.api.pom.Expression

Throws:

nextgrid.api.pom.ExpressionException

validate

public void validate()
              throws nextgrid.api.pom.ExpressionException

Specified by:

validate in class nextgrid.api.pom.Expression

Throws:

nextgrid.api.pom.ExpressionException