org.springframework.hateoas.mvc
Class ResourceAssemblerSupport<T extends Identifiable<?>,D extends ResourceSupport>

java.lang.Object
  org.springframework.hateoas.mvc.ResourceAssemblerSupport<T,D>

All Implemented Interfaces:

ResourceAssembler<T,D>

public abstract class ResourceAssemblerSupport<T extends Identifiable<?>,D extends ResourceSupport>
extends Object
implements ResourceAssembler<T,D>

Base class to implement ResourceAssemblers. Will automate ResourceSupport instance creation and make sure a self-link is always added.

Author:

Oliver Gierke

Constructor Summary

ResourceAssemblerSupport(Class<?> controllerClass, Class<D> resourceType)
Creates a new ResourceAssemblerSupport using the given controller class and resource type.

Method Summary

protected D	createResource(T entity) Creates a new resource and adds a self link to it consisting using the Identifiable's id.
protected D	createResource(T entity, Object... parameters)
protected D	createResourceWithId(Object id, T entity) Creates a new resource with a self link to the given id.
protected D	createResourceWithId(Object id, T entity, Object... parameters)
protected D	instantiateResource(T entity) Instantiates the resource object.
List<D>	toResources(Iterable<? extends T> entities) Converts all given entities into resources.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.hateoas.ResourceAssembler

toResource

Constructor Detail

ResourceAssemblerSupport

public ResourceAssemblerSupport(Class<?> controllerClass,
                                Class<D> resourceType)

Creates a new ResourceAssemblerSupport using the given controller class and resource type.

Parameters:

controllerClass - must not be null.

resourceType - must not be null.

Method Detail

toResources

public List<D> toResources(Iterable<? extends T> entities)

Converts all given entities into resources.

Parameters:

entities - must not be null.

Returns:

See Also:

ResourceAssembler.toResource(Object)

createResource

protected D createResource(T entity)

Creates a new resource and adds a self link to it consisting using the Identifiable's id.

Parameters:

entity - must not be null.

Returns:

createResource

protected D createResource(T entity,
                           Object... parameters)

createResourceWithId

protected D createResourceWithId(Object id,
                                 T entity)

Creates a new resource with a self link to the given id.

Parameters:

entity - must not be null.

id - must not be null.

Returns:

createResourceWithId

protected D createResourceWithId(Object id,
                                 T entity,
                                 Object... parameters)

instantiateResource

protected D instantiateResource(T entity)

Instantiates the resource object. Default implementation will assume a no-arg constructor and use reflection but can be overridden to manually set up the object instance initially (e.g. to improve performance if this becomes an issue).

Parameters:

entity -

Returns: