org.fryske_akademy.ejb

Interface CrudReadService

All Known Subinterfaces:

CrudWriteService

All Known Implementing Classes:

AbstractCrudService

public interface CrudReadService

Generic interface for read operations on entities and their envers history.

Author:

eduard

See Also:

CrudReadService.SORTORDER, Param

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	CrudReadService.SORTORDER

Method Summary

Modifier and Type	Method and Description
int	count(String namedQuery, List<Param> params) Use in conjunction with find(java.lang.String, java.util.List, java.lang.Integer, java.lang.Integer, java.lang.Class) or findNative(java.lang.String, java.util.List, java.lang.Integer, java.lang.Integer, java.lang.Class).
int	countDynamic(List<Param> params, Class type)
<T extends EntityInterface> T	find(Serializable id, Class<T> type)
<T extends EntityInterface> List<T>	find(String namedQuery, List<Param> params, Integer first, Integer max, Class<T> type)
<T extends EntityInterface> List<T>	findAll(Class<T> type)
<T extends EntityInterface> List<T>	findDynamic(Integer first, Integer pageSize, Map<String,CrudReadService.SORTORDER> sort, List<Param> params, Class<T> type)
<T extends EntityInterface> List<T>	findNative(String namedNativeQuery, List<Param> params, Integer first, Integer max, Class<T> type)
<T extends EntityInterface> T	findOne(String namedQuery, List<Param> params, Class<T> type) return one result or null, multiple results throws an exception
<T extends EntityInterface> T	getRevision(Number n, Class<T> type) get historical data for a certain revision
<T extends EntityInterface> List<RevInfo<T>>	getRevisionInfo(T entity, Integer max, Class<T> type) return a list holding revision information, newest come first
<T extends EntityInterface> List<Number>	getRevisionNumbers(Object id, Class<T> type) return list of revision numbers, first is the oldest

Method Detail

find

<T extends EntityInterface> T find(Serializable id,
                                   Class<T> type)

findAll

<T extends EntityInterface> List<T> findAll(Class<T> type)

findDynamic

<T extends EntityInterface> List<T> findDynamic(Integer first,
                                                Integer pageSize,
                                                Map<String,CrudReadService.SORTORDER> sort,
                                                List<Param> params,
                                                Class<T> type)

countDynamic

int countDynamic(List<Param> params,
                 Class type)

find

<T extends EntityInterface> List<T> find(String namedQuery,
                                         List<Param> params,
                                         Integer first,
                                         Integer max,
                                         Class<T> type)

findNative

<T extends EntityInterface> List<T> findNative(String namedNativeQuery,
                                               List<Param> params,
                                               Integer first,
                                               Integer max,
                                               Class<T> type)

count

int count(String namedQuery,
          List<Param> params)

Use in conjunction with find(java.lang.String, java.util.List, java.lang.Integer, java.lang.Integer, java.lang.Class) or findNative(java.lang.String, java.util.List, java.lang.Integer, java.lang.Integer, java.lang.Class).

Parameters:

namedQuery -

params -

Returns:

findOne

<T extends EntityInterface> T findOne(String namedQuery,
                                      List<Param> params,
                                      Class<T> type)

return one result or null, multiple results throws an exception

Type Parameters:

T -

Parameters:

namedQuery -

params -

type -

Returns:

getRevisionNumbers

<T extends EntityInterface> List<Number> getRevisionNumbers(Object id,
                                                            Class<T> type)

return list of revision numbers, first is the oldest

Parameters:

id -

Returns:

getRevision

<T extends EntityInterface> T getRevision(Number n,
                                          Class<T> type)

get historical data for a certain revision

Type Parameters:

T -

Parameters:

n -

type -

Returns:

getRevisionInfo

<T extends EntityInterface> List<RevInfo<T>> getRevisionInfo(T entity,
                                                             Integer max,
                                                             Class<T> type)

return a list holding revision information, newest come first

Type Parameters:

T -

Parameters:

entity -

max - the maximum to number of results to return, defaults to 5

type -

Returns: