net.sf.dropboxmq.messageselector
Class UnaryExpression.IsNullExpression

java.lang.Object
  net.sf.dropboxmq.messageselector.Expression
      net.sf.dropboxmq.messageselector.UnaryExpression
          net.sf.dropboxmq.messageselector.UnaryExpression.IsNullExpression

Enclosing class:

UnaryExpression

public static class UnaryExpression.IsNullExpression
extends UnaryExpression

Nested Class Summary

Nested classes/interfaces inherited from class net.sf.dropboxmq.messageselector.UnaryExpression

UnaryExpression.IsNullExpression, UnaryExpression.NegativeExpression, UnaryExpression.NotExpression

Constructor Summary

UnaryExpression.IsNullExpression(Expression expression, boolean negate)

Method Summary

Object	getValue(Message message)
Class	getValueClass()
boolean	isNegate()

Methods inherited from class net.sf.dropboxmq.messageselector.UnaryExpression

getExpression, toString

Methods inherited from class net.sf.dropboxmq.messageselector.Expression

evaluate

Methods inherited from class java.lang.Object

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

Constructor Detail

UnaryExpression.IsNullExpression

public UnaryExpression.IsNullExpression(Expression expression,
                                        boolean negate)

Method Detail

getValue

public Object getValue(Message message)

Specified by:

getValue in class Expression

getValueClass

public Class getValueClass()

Specified by:

getValueClass in class Expression

isNegate

public boolean isNegate()