Package org.apache.wicket.model.util

Class GenericBaseModel<T>

java.lang.Object

org.apache.wicket.model.util.GenericBaseModel<T>

Type Parameters:

T - type of model object

All Implemented Interfaces:

Serializable, IDetachable, IModel<T>, IObjectClassAwareModel<T>, IClusterable

Direct Known Subclasses:

CollectionModel, ListModel, MapModel, SetModel

public abstract class GenericBaseModel<T>
extends Object
implements IObjectClassAwareModel<T>

Base class for models that contain instances that do not appear to be serializable and cannot thus use Model directly. Makes sure that the object set into the model can be serialized.

Author:

Timo Rantalaiho

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
GenericBaseModel()

Method Summary

Modifier and Type	Method	Description
protected abstract T	createSerializableVersionOf(T object)	Creates a serializable version of the object.
void	detach()	Detaches model after use.
boolean	equals(Object obj)
T	getObject()	Gets the model object.
Class<T>	getObjectClass()	Returns the class of model object
int	hashCode()
void	setObject(T object)	Set the model object.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.wicket.model.IModel

as, combineWith, filter, flatMap, isPresent, map, orElse, orElseGet

Constructor Details

GenericBaseModel

public GenericBaseModel()

Method Details

getObject

public T getObject()

Description copied from interface: IModel

Gets the model object.

Specified by:

getObject in interface IModel<T>

Returns:

The model object

setObject

public void setObject(T object)

Set the model object. The contents must be serializable, as they are stored in the session

Specified by:

setObject in interface IModel<T>

Parameters:

object - the model object

See Also:

• IModel.setObject(Object)

createSerializableVersionOf

protected abstract T createSerializableVersionOf(T object)

Creates a serializable version of the object. The object is usually a collection.

Parameters:

object -

Returns:

serializable version of object

detach

public void detach()

Description copied from interface: IDetachable

Detaches model after use. This is generally used to null out transient references that can be re-attached later.

Specified by:

detach in interface IDetachable

Specified by:

detach in interface IModel<T>

getObjectClass

public Class<T> getObjectClass()

Description copied from interface: IObjectClassAwareModel

Returns the class of model object

Specified by:

getObjectClass in interface IObjectClassAwareModel<T>

Returns:

class of model object or null if the class couldn't be determined

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object