Package com.ocs.dynamo.dao.impl

Class BaseDaoImpl<ID,T extends AbstractEntity<ID>>

java.lang.Object

com.ocs.dynamo.dao.impl.BaseDaoImpl<ID,T>

Type Parameters:

ID - type parameter, the type of the primary key of the domain object

T - type parameter, the domain object class

All Implemented Interfaces:

BaseDao<ID,T>

Direct Known Subclasses:

DefaultDaoImpl, TreeDaoImpl

public abstract class BaseDaoImpl<ID,T extends AbstractEntity<ID>>
extends Object
implements BaseDao<ID,T>

Base class for all DAO implementations

Author:

bas.rutten

Constructor Summary

Constructors

Constructor	Description
BaseDaoImpl()

Method Summary

Modifier and Type	Method	Description
protected void	addParameter(javax.persistence.Query query, String name, Object value)	Adds a parameter to a query but only if the provided value is not null
long	count()
long	count(Filter filter, boolean distinct)
protected com.querydsl.jpa.impl.JPADeleteClause	createDeleteClause()	Creates a new new JPADeleteClause for the entity
protected com.querydsl.jpa.impl.JPAQuery<T>	createQuery()	Creates a default query that simply retrieves instances of the domain class
protected com.querydsl.jpa.impl.JPAUpdateClause	createUpdateClause()	Creates a new new JPAUpdateClause for the entity
void	delete(List<T> list)
void	delete(T t)
List<T>	fetch(Filter filter, FetchJoinInformation... joins)
List<T>	fetch(Filter filter, Pageable pageable, FetchJoinInformation... joins)
List<T>	fetch(Filter filter, SortOrders sortOrders, FetchJoinInformation... joins)
T	fetchById(ID id, FetchJoinInformation... joins)
List<T>	fetchByIds(List<ID> ids, SortOrders sortOrders, FetchJoinInformation... joins)
List<T>	fetchByIds(List<ID> ids, Filter additionalFilter, SortOrders sortOrders, FetchJoinInformation... joins)
T	fetchByUniqueProperty(String propertyName, Object value, boolean caseSensitive, FetchJoinInformation... joins)
List<T>	find(Filter filter)
List<T>	find(Filter filter, SortOrder... orders)
List<T>	findAll()
List<T>	findAll(SortOrder... sortOrders)
T	findById(ID id)
T	findByUniqueProperty(String propertyName, Object value, boolean caseSensitive)
<S> List<S>	findDistinct(Filter filter, String distinctField, Class<S> elementType, SortOrder... orders)
<S> List<S>	findDistinctInCollectionTable(String tableName, String distinctField, Class<S> elementType)
List<ID>	findIds(Filter filter, SortOrder... sortOrders)
List<ID>	findIds(Filter filter, Integer maxResults, SortOrder... sortOrders)
List<?>	findSelect(Filter filter, String[] selectProperties, Pageable pageable)
List<?>	findSelect(Filter filter, String[] selectProperties, SortOrders orders)
void	flushAndClear()
protected abstract com.querydsl.core.types.dsl.EntityPathBase<T>	getDslRoot()	Returns the query DSL root
protected javax.persistence.EntityManager	getEntityManager()
protected FetchJoinInformation[]	getFetchJoins()	Returns the fetch joins that must be included in a query to fetch the IDs.
protected T	getFirstValue(List<T> list)	Returns the first value of a list
protected Optional<T>	getFirstValueOptional(List<T> list)	Returns an optional containing the first value of the provided list
List<T>	save(List<T> list)
T	save(T t)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.ocs.dynamo.dao.BaseDao

getEntityClass

Constructor Detail

BaseDaoImpl

public BaseDaoImpl()

Method Detail

addParameter

protected void addParameter(javax.persistence.Query query,
                            String name,
                            Object value)

Adds a parameter to a query but only if the provided value is not null

Parameters:

query - the query to add the parameter to

name - the name of the parameter

value - the value of the parameter

count

public long count()

Specified by:

count in interface BaseDao<ID,T extends AbstractEntity<ID>>

count

public long count(Filter filter,
                  boolean distinct)

Specified by:

count in interface BaseDao<ID,T extends AbstractEntity<ID>>

createDeleteClause

protected com.querydsl.jpa.impl.JPADeleteClause createDeleteClause()

Creates a new new JPADeleteClause for the entity

Returns:

createQuery

protected com.querydsl.jpa.impl.JPAQuery<T> createQuery()

Creates a default query that simply retrieves instances of the domain class

Returns:

createUpdateClause

protected com.querydsl.jpa.impl.JPAUpdateClause createUpdateClause()

Creates a new new JPAUpdateClause for the entity

Returns:

delete

public void delete(List<T> list)

Specified by:

delete in interface BaseDao<ID,T extends AbstractEntity<ID>>

delete

public void delete(T t)

Specified by:

delete in interface BaseDao<ID,T extends AbstractEntity<ID>>

fetch

public List<T> fetch(Filter filter,
                     FetchJoinInformation... joins)

Specified by:

fetch in interface BaseDao<ID,T extends AbstractEntity<ID>>

fetch

public List<T> fetch(Filter filter,
                     Pageable pageable,
                     FetchJoinInformation... joins)

Specified by:

fetch in interface BaseDao<ID,T extends AbstractEntity<ID>>

fetch

public List<T> fetch(Filter filter,
                     SortOrders sortOrders,
                     FetchJoinInformation... joins)

Specified by:

fetch in interface BaseDao<ID,T extends AbstractEntity<ID>>

fetchById

public T fetchById(ID id,
                   FetchJoinInformation... joins)

Specified by:

fetchById in interface BaseDao<ID,T extends AbstractEntity<ID>>

fetchByIds

public List<T> fetchByIds(List<ID> ids,
                          SortOrders sortOrders,
                          FetchJoinInformation... joins)

Specified by:

fetchByIds in interface BaseDao<ID,T extends AbstractEntity<ID>>

fetchByIds

public List<T> fetchByIds(List<ID> ids,
                          Filter additionalFilter,
                          SortOrders sortOrders,
                          FetchJoinInformation... joins)

Specified by:

fetchByIds in interface BaseDao<ID,T extends AbstractEntity<ID>>

fetchByUniqueProperty

public T fetchByUniqueProperty(String propertyName,
                               Object value,
                               boolean caseSensitive,
                               FetchJoinInformation... joins)

Specified by:

fetchByUniqueProperty in interface BaseDao<ID,T extends AbstractEntity<ID>>

findSelect

public List<?> findSelect(Filter filter,
                          String[] selectProperties,
                          SortOrders orders)

Specified by:

findSelect in interface BaseDao<ID,T extends AbstractEntity<ID>>

findSelect

public List<?> findSelect(Filter filter,
                          String[] selectProperties,
                          Pageable pageable)

Specified by:

findSelect in interface BaseDao<ID,T extends AbstractEntity<ID>>

find

public List<T> find(Filter filter)

Specified by:

find in interface BaseDao<ID,T extends AbstractEntity<ID>>

find

public List<T> find(Filter filter,
                    SortOrder... orders)

Specified by:

find in interface BaseDao<ID,T extends AbstractEntity<ID>>

findAll

public List<T> findAll()

Specified by:

findAll in interface BaseDao<ID,T extends AbstractEntity<ID>>

findAll

public List<T> findAll(SortOrder... sortOrders)

Specified by:

findAll in interface BaseDao<ID,T extends AbstractEntity<ID>>

findById

public T findById(ID id)

Specified by:

findById in interface BaseDao<ID,T extends AbstractEntity<ID>>

findByUniqueProperty

public T findByUniqueProperty(String propertyName,
                              Object value,
                              boolean caseSensitive)

Specified by:

findByUniqueProperty in interface BaseDao<ID,T extends AbstractEntity<ID>>

findDistinct

public <S> List<S> findDistinct(Filter filter,
                                String distinctField,
                                Class<S> elementType,
                                SortOrder... orders)

Specified by:

findDistinct in interface BaseDao<ID,T extends AbstractEntity<ID>>

findDistinctInCollectionTable

public <S> List<S> findDistinctInCollectionTable(String tableName,
                                                 String distinctField,
                                                 Class<S> elementType)

Specified by:

findDistinctInCollectionTable in interface BaseDao<ID,T extends AbstractEntity<ID>>

findIds

public List<ID> findIds(Filter filter,
                        Integer maxResults,
                        SortOrder... sortOrders)

Specified by:

findIds in interface BaseDao<ID,T extends AbstractEntity<ID>>

findIds

public List<ID> findIds(Filter filter,
                        SortOrder... sortOrders)

Specified by:

findIds in interface BaseDao<ID,T extends AbstractEntity<ID>>

flushAndClear

public void flushAndClear()

Specified by:

flushAndClear in interface BaseDao<ID,T extends AbstractEntity<ID>>

getDslRoot

protected abstract com.querydsl.core.types.dsl.EntityPathBase<T> getDslRoot()

Returns the query DSL root

Returns:

getEntityManager

protected javax.persistence.EntityManager getEntityManager()

getFetchJoins

protected FetchJoinInformation[] getFetchJoins()

Returns the fetch joins that must be included in a query to fetch the IDs. This method return an empty array by default - override when needed

Returns:

getFirstValue

protected T getFirstValue(List<T> list)

Returns the first value of a list

Parameters:

list - the list

Returns:

the first value of the list, or null if this does not exist

getFirstValueOptional

protected Optional<T> getFirstValueOptional(List<T> list)

Returns an optional containing the first value of the provided list

Parameters:

list -

Returns:

save

public List<T> save(List<T> list)

Specified by:

save in interface BaseDao<ID,T extends AbstractEntity<ID>>

save

public T save(T t)

Specified by:

save in interface BaseDao<ID,T extends AbstractEntity<ID>>