public <T> T get(final Class<T> entityClass, final Object id) {
    """
	Fetch an entity based on its primary key.
	
	@param entityClass Entity class.
	@param id Object id.
	@return An entity or <code>null</code>.
    """
    return mapper(entityClass).get(id);
  }
public <T> T get(final Class<T> entityClass, final Object id) {
    return mapper(entityClass).get(id);
  }
public < T > T get ( final Class < T > entityClass , final Object id ) { return mapper ( entityClass ) . get ( id ) ; }
Fetch an entity based on its primary key.

@param entityClass Entity class.
@param id Object id.
@return An entity or <code>null</code>.
Fetch an entity based on its primary key .