org.shredzone.cilla.ws.assembler

Class AbstractAssembler<F extends BaseModel,T extends BaseDto>

java.lang.Object

org.shredzone.cilla.ws.assembler.AbstractAssembler<F,T>

All Implemented Interfaces:

Assembler<F,T>

Direct Known Subclasses:

AbstractSectionAssembler, CategoryAssembler, CommentAssembler, HeaderAssembler, LanguageAssembler, MediumAssembler, PageAssembler, PictureAssembler, UserAssembler

public abstract class AbstractAssembler<F extends BaseModel,T extends BaseDto>
extends Object
implements Assembler<F,T>

Abstract implementation of Assembler. It offers some basic implementations.

Author:

Richard "Shred" Körber

Constructor Summary

Constructors

Constructor and Description
AbstractAssembler()

Method Summary

Modifier and Type	Method and Description
List<T>	bulkAssemble(Collection<F> from) Assembles a collection of entities with this assembler.
void	merge(T dto, F entity) Writes back the DTO properties to the entity.
org.hibernate.criterion.ProjectionList	projection() Creates a ProjectionList for bulk queries of the DTO.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.shredzone.cilla.ws.assembler.Assembler

assemble

Constructor Detail

AbstractAssembler

public AbstractAssembler()

Method Detail

bulkAssemble

public List<T> bulkAssemble(Collection<F> from)
                     throws CillaServiceException

Assembles a collection of entities with this assembler.

Parameters:

from - Collection to assemble

Returns:

List containing the assembled DTO

Throws:

CillaServiceException

merge

public void merge(T dto,
                  F entity)
           throws CillaServiceException

Writes back the DTO properties to the entity.

If the DTO was created from a persisted entity, this implementation makes sure that it is merged with that entity again.

Specified by:

merge in interface Assembler<F extends BaseModel,T extends BaseDto>

Parameters:

dto - DTO to merge

entity - Entity to merge into

Throws:

IllegalArgumentException - if the DTO is about to be merged to a different entity

CillaServiceException

projection

public org.hibernate.criterion.ProjectionList projection()

Creates a ProjectionList for bulk queries of the DTO.

The default implementation throws an UnsupportedOperationException.

Specified by:

projection in interface Assembler<F extends BaseModel,T extends BaseDto>

Returns:

ProjectionList