IsEmptyOrNullModel (Minis 6.30.0 API)

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org.wicketstuff.minis.model
Class IsEmptyOrNullModel<W>

java.lang.Object
  org.apache.wicket.model.LoadableDetachableModel<T>
      org.wicketstuff.minis.model.LoadableDetachableDependentModel<Boolean,W>
          org.wicketstuff.minis.model.IsEmptyOrNullModel<W>


Type Parameters:: W - type of the dependent model

All Implemented Interfaces:: Serializable, org.apache.wicket.model.IDetachable, org.apache.wicket.model.IModel<Boolean>, org.apache.wicket.util.io.IClusterable

public class IsEmptyOrNullModel<W>
extends LoadableDetachableDependentModel<Boolean,W>
extends LoadableDetachableDependentModel<Boolean,W>

Model of whether the object of the dependent model is empty or null.

See Also:: Serialized Form

Constructor Summary
`IsEmptyOrNullModel(org.apache.wicket.model.IModel<W> dependentModel)` Constructor.

Method Summary
`protected Boolean`	`load()`

Methods inherited from class org.wicketstuff.minis.model.LoadableDetachableDependentModel
`getDependentModel, onDetach`

Methods inherited from class org.apache.wicket.model.LoadableDetachableModel
`detach, getObject, isAttached, onAttach, setObject, toString`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

IsEmptyOrNullModel

public IsEmptyOrNullModel(org.apache.wicket.model.IModel<W> dependentModel)

Constructor.

Parameters:: dependentModel - non-null collection model this model depends on

Method Detail

load

protected Boolean load()

Specified by:: load in class org.apache.wicket.model.LoadableDetachableModel<Boolean>