org.squashtest.csp.tm.internal.repository.hibernate
Class HibernateDao<ENTITY_TYPE>

java.lang.Object
  org.squashtest.csp.tm.internal.repository.hibernate.HibernateDao<ENTITY_TYPE>

Direct Known Subclasses:

HibernateEntityDao, HibernateLibraryDao, HibernateReportQueryDao, HibernateTestStepDao

public abstract class HibernateDao<ENTITY_TYPE>
extends Object

To implement an Hibernate DAO, subclass this class, annotate it with @Repository and work with the Hibernate session provided by currentSession()

Author:

Gregory Fouquet

Field Summary

protected Class<ENTITY_TYPE>

entityType

Constructor Summary

HibernateDao()

Method Summary

protected org.hibernate.Session	currentSession()
protected <R> R	executeEntityNamedQuery(String queryName, SetQueryParametersCallback setParams) Runs a named query which returns a single entity / tuple / scalar and which accepts a unique parameter.
protected <R> List<R>	executeListNamedQuery(String queryName) Executes a no-args named query which returns a list of entities.
protected <R> List<R>	executeListNamedQuery(String queryName, Object queryParam, CollectionFilter filter) Executes a named query with parameters.
protected <R> List<R>	executeListNamedQuery(String queryName, SetQueryParametersCallback setParams) Executes a named query with parameters.
protected ENTITY_TYPE	getEntity(long objectId)
protected void	persistEntity(Object entity)
protected void	removeEntity(ENTITY_TYPE entity)

Methods inherited from class java.lang.Object

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

Field Detail

entityType

protected final Class<ENTITY_TYPE> entityType

Constructor Detail

HibernateDao

public HibernateDao()

Method Detail

currentSession

protected final org.hibernate.Session currentSession()

getEntity

protected final ENTITY_TYPE getEntity(long objectId)

persistEntity

protected final void persistEntity(Object entity)

executeListNamedQuery

protected final <R> List<R> executeListNamedQuery(String queryName)

Executes a no-args named query which returns a list of entities.

Type Parameters:

R -

Parameters:

queryName -

Returns:

executeListNamedQuery

protected final <R> List<R> executeListNamedQuery(String queryName,
                                                  SetQueryParametersCallback setParams)

Executes a named query with parameters. The parameters should be set by the callback object.

Type Parameters:

R -

Parameters:

queryName -

setParams -

Returns:

executeListNamedQuery

protected final <R> List<R> executeListNamedQuery(@NotNull
                                                  String queryName,
                                                  @NotNull
                                                  Object queryParam,
                                                  @NotNull
                                                  CollectionFilter filter)

Executes a named query with parameters. The parameters should be set by the callback object.

Type Parameters:

R -

Parameters:

queryName -

queryParam - unique param of the query

filter - collection filter used to restrict the number of results.

Returns:

executeEntityNamedQuery

protected final <R> R executeEntityNamedQuery(String queryName,
                                              SetQueryParametersCallback setParams)

Runs a named query which returns a single entity / tuple / scalar and which accepts a unique parameter.

Type Parameters:

R -

Parameters:

queryName - name of the query, should not be null

paramName - name of the parameter, should not be null

paramValue - value of the parameter, should not be null

Returns:

removeEntity

protected final void removeEntity(ENTITY_TYPE entity)