org.apache.tapestry5.corelib.base

Class AbstractConditional

java.lang.Object

org.apache.tapestry5.corelib.base.AbstractConditional

Direct Known Subclasses:

If, Unless

@SupportsInformalParameters
public abstract class AbstractConditional
extends Object

Base class for If and Unless. Will render its body or the block from its else parameter. If it renders anything and it has an element name, then it renders the element and its informal parameters.

Component Parameters

Name	Type	Flags	Default	Default Prefix
else	org.apache.tapestry5.Block			literal
	An alternate org.apache.tapestry5.Block to render if org.apache.tapestry5.corelib.base.AbstractConditional#test() is false. The default, null, means render nothing in that situation.
then	org.apache.tapestry5.Block			literal
	The org.apache.tapestry5.Block to render if org.apache.tapestry5.corelib.base.AbstractConditional#test() is true. The default, null, means render the component body in that situation..

Constructor Summary

Constructors

Constructor and Description
AbstractConditional()

Method Summary

Modifier and Type	Method and Description
protected abstract boolean	test() Performs the test via the parameters; return true to render the body of the component, false to render the else block (or nothing).

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractConditional

public AbstractConditional()

Method Detail

test

protected abstract boolean test()

Performs the test via the parameters; return true to render the body of the component, false to render the else block (or nothing).

Returns:

true to render body