org.webmacro.engine
Class Expression.UnaryOperation

java.lang.Object
  org.webmacro.engine.Expression.ExpressionBase
      org.webmacro.engine.Expression.UnaryOperation

All Implemented Interfaces:

Macro, Visitable

Direct Known Subclasses:

Expression.NotOperation

Enclosing class:

Expression

public abstract static class Expression.UnaryOperation

extends Expression.ExpressionBase

Method Summary

void	accept(TemplateVisitor v)
java.lang.Object	evaluate(Context context) same as out but returns a String
abstract java.lang.String	getName()
abstract java.lang.Object	operate(java.lang.Object o)

Methods inherited from class org.webmacro.engine.Expression.ExpressionBase

write

Methods inherited from class java.lang.Object

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

Method Detail

operate

public abstract java.lang.Object operate(java.lang.Object o)

evaluate

public java.lang.Object evaluate(Context context)
                          throws PropertyException

Description copied from interface: Macro

same as out but returns a String

Throws:

PropertyException - if required data was missing from context

getName

public abstract java.lang.String getName()

accept

public void accept(TemplateVisitor v)