jfun.yan.xml.nuts.optional
Class UnlessNut

java.lang.Object
  jfun.yan.xml.nut.Nut
      jfun.yan.xml.nut.ComponentNut
          jfun.yan.xml.nuts.optional.ConditionalNut
              jfun.yan.xml.nuts.optional.UnlessNut

All Implemented Interfaces:

java.io.Serializable

public class UnlessNut
extends ConditionalNut

Nut class for conditional statement. For example:

 <nut name="unless" class="UnlessNut"/>
 <components>
   <unless cond="true" then="$a" else="$b">
 </components>
 

Evaluates to the component referenced by "a".

The "else" attribute is optional.

Author:

Ben Yu Nov 10, 2005 12:01:47 AM

See Also:

Serialized Form

Constructor Summary

UnlessNut()

Method Summary

Component

eval()

Methods inherited from class jfun.yan.xml.nuts.optional.ConditionalNut

getElse, getThen, isCond, set, setCond, setElse, setThen

Methods inherited from class jfun.yan.xml.nut.Nut

cast, checkDuplicate, checkMandatory, checkMandatory, convert, getComponentClassLoader, getId, getNutClassLoader, getNutEnvironment, getParameterWiring, getPropertyWiring, getSequenceNumber, getTagLocation, getTagName, initGloballyDefined, initNutEnvironment, initSequenceNumber, initTagLocation, initTagName, isGloballyDefined, raise, raise, register, registerEagerInstantiation, setId, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

UnlessNut

public UnlessNut()

Method Detail

eval

public Component eval()

Specified by:

eval in class ComponentNut