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## 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 java.lang.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.

Constructor Summary
`AbstractConditional()`

Method Summary
`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

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