Package de.fraunhofer.iosb.ilt.frostclient.dao

Class BaseDao

java.lang.Object

de.fraunhofer.iosb.ilt.frostclient.dao.BaseDao

All Implemented Interfaces:

Dao

public class BaseDao
extends Object
implements Dao

The implementation of a data access object.

Field Summary

Fields

Modifier and Type	Field	Description
static final org.apache.http.entity.ContentType	APPLICATION_JSON_PATCH

Constructor Summary

Constructors

Constructor	Description
BaseDao(SensorThingsService service, Entity parent, NavigationPropertyEntitySet navigationLink)
BaseDao(SensorThingsService service, EntityType entityType)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	create(Entity entity)	Create a new entity.
void	delete(Entity entity)	Delete an entity.
Entity	find(Entity parent, NavigationPropertyEntity npe)	Find the entity related to the given parent, like the Thing for a Datastream.
Entity	find(Object... pkValues)	Find an entity.
Entity	find(URI uri)	Find an entity.
protected SensorThingsService	getService()
void	patch(Entity entity, List<com.github.fge.jsonpatch.JsonPatchOperation> patch)	Update the given entity with the given patch.
Query	query()	Start a query to find an entity collection.
void	update(Entity entity)	Update an entity.

Methods inherited from class java.lang.Object

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

Field Details

APPLICATION_JSON_PATCH

public static final org.apache.http.entity.ContentType APPLICATION_JSON_PATCH

Constructor Details

BaseDao

public BaseDao(SensorThingsService service,
 EntityType entityType)

Constructor.

Parameters:

service - the service to operate on

entityType - the type of entity to deal with.

BaseDao

public BaseDao(SensorThingsService service,
 Entity parent,
 NavigationPropertyEntitySet navigationLink)

Method Details

create

public void create(Entity entity)
            throws ServiceFailureException

Description copied from interface: Dao

Create a new entity.

Specified by:

create in interface Dao

Parameters:

entity - the entity to create

Throws:

ServiceFailureException - the operation failed

find

public Entity find(Object... pkValues)
            throws ServiceFailureException

Description copied from interface: Dao

Find an entity.

Specified by:

find in interface Dao

Parameters:

pkValues - the values for the entity's unique id

Returns:

the entity

Throws:

ServiceFailureException - the operation failed

find

public Entity find(Entity parent,
 NavigationPropertyEntity npe)
            throws ServiceFailureException

Description copied from interface: Dao

Find the entity related to the given parent, like the Thing for a Datastream.

Specified by:

find in interface Dao

Parameters:

parent - The parent to find the singular entity for.

npe - The navigation property to load.

Returns:

the singular entity linked from the parent.

Throws:

ServiceFailureException - the operation failed

find

public Entity find(URI uri)
            throws ServiceFailureException

Description copied from interface: Dao

Find an entity.

Specified by:

find in interface Dao

Parameters:

uri - the entity's URI

Returns:

the entity

Throws:

ServiceFailureException - the operation failed

update

public void update(Entity entity)
            throws ServiceFailureException

Description copied from interface: Dao

Update an entity.

Specified by:

update in interface Dao

Parameters:

entity - the entity to update

Throws:

ServiceFailureException - the operation failed

patch

public void patch(Entity entity,
 List<com.github.fge.jsonpatch.JsonPatchOperation> patch)
           throws ServiceFailureException

Description copied from interface: Dao

Update the given entity with the given patch. Does not update the entity object itself. To see the result, fetch it anew from the server.

Specified by:

patch in interface Dao

Parameters:

entity - The entity to update on the server.

patch - The patch to apply to the entity.

Throws:

ServiceFailureException - the operation failed

delete

public void delete(Entity entity)
            throws ServiceFailureException

Description copied from interface: Dao

Delete an entity.

Specified by:

delete in interface Dao

Parameters:

entity - the entity to delete

Throws:

ServiceFailureException - the operation failed

query

public Query query()

Description copied from interface: Dao

Start a query to find an entity collection.

Specified by:

query in interface Dao

Returns:

the query

getService

protected SensorThingsService getService()