io.crnk.jpa.internal.query.backend.criteria

Class JpaCriteriaQueryBackend<T>

java.lang.Object

io.crnk.jpa.internal.query.backend.criteria.JpaCriteriaQueryBackend<T>

All Implemented Interfaces:

JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

public class JpaCriteriaQueryBackend<T>
extends java.lang.Object
implements JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

Field Summary

Fields

Modifier and Type	Field and Description
protected javax.persistence.criteria.CriteriaBuilder	cb

Constructor Summary

Constructors

Constructor and Description
JpaCriteriaQueryBackend(JpaCriteriaQueryImpl<T> query, javax.persistence.EntityManager em, java.lang.Class<T> clazz, io.crnk.meta.model.MetaDataObject parentMeta, io.crnk.meta.model.MetaAttribute parentAttr, boolean parentIdSelection)

Method Summary

Modifier and Type	Method and Description
void	addParentPredicate(io.crnk.meta.model.MetaAttribute primaryKeyAttr)
void	addPredicate(javax.persistence.criteria.Predicate predicate)
void	addSelection(javax.persistence.criteria.Expression<?> expression, java.lang.String name)
javax.persistence.criteria.Predicate	and(java.util.List<javax.persistence.criteria.Predicate> predicates)
javax.persistence.criteria.Predicate	buildPredicate(io.crnk.core.queryspec.FilterOperator operator, javax.persistence.criteria.Expression<?> expressionObj, java.lang.Object value)
javax.persistence.criteria.Predicate	buildPredicate(io.crnk.core.queryspec.FilterOperator operator, io.crnk.meta.model.MetaAttributePath attrPath, java.lang.Object value)
boolean	containsRelation(javax.persistence.criteria.Expression<?> expression)
void	distinct()
javax.persistence.criteria.From<?,?>	doJoin(io.crnk.meta.model.MetaAttribute targetAttr, javax.persistence.criteria.JoinType joinType, javax.persistence.criteria.From<?,?> parent)
javax.persistence.criteria.Expression<?>	getAttribute(javax.persistence.criteria.Expression<?> currentCriteriaPath, io.crnk.meta.model.MetaAttribute pathElement)
javax.persistence.criteria.Expression<?>	getAttribute(io.crnk.meta.model.MetaAttributePath attrPath)
javax.persistence.criteria.CriteriaQuery<T>	getCriteriaQuery()
javax.persistence.criteria.Expression<?>	getExpression(javax.persistence.criteria.Order order)
java.lang.Class<?>	getJavaElementType(javax.persistence.criteria.Expression<?> currentCriteriaPath)
java.util.List<javax.persistence.criteria.Order>	getOrderList()
javax.persistence.criteria.From<?,?>	getRoot()
boolean	hasManyRootsFetchesOrJoins()
javax.persistence.criteria.Predicate	ilike(javax.persistence.criteria.Expression<java.lang.String> expr, java.lang.String val)
javax.persistence.criteria.Expression<?>	joinMapValue(javax.persistence.criteria.Expression<?> currentCriteriaPath, io.crnk.meta.model.MetaAttribute pathElement, java.lang.Object key)
javax.persistence.criteria.Expression<?>	joinSubType(javax.persistence.criteria.Expression<?> currentCriteriaPath, java.lang.Class<?> entityType)
javax.persistence.criteria.Order	newSort(javax.persistence.criteria.Expression<?> expr, io.crnk.core.queryspec.Direction dir)
javax.persistence.criteria.Predicate	not(javax.persistence.criteria.Predicate predicate)
javax.persistence.criteria.Predicate	or(java.util.List<javax.persistence.criteria.Predicate> predicates)
void	setOrder(java.util.List<javax.persistence.criteria.Order> list)

Methods inherited from class java.lang.Object

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

Field Detail

cb

protected javax.persistence.criteria.CriteriaBuilder cb

Constructor Detail

JpaCriteriaQueryBackend

public JpaCriteriaQueryBackend(JpaCriteriaQueryImpl<T> query,
                               javax.persistence.EntityManager em,
                               java.lang.Class<T> clazz,
                               io.crnk.meta.model.MetaDataObject parentMeta,
                               io.crnk.meta.model.MetaAttribute parentAttr,
                               boolean parentIdSelection)

Method Detail

getAttribute

public javax.persistence.criteria.Expression<?> getAttribute(io.crnk.meta.model.MetaAttributePath attrPath)

Specified by:

getAttribute in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

addPredicate

public void addPredicate(javax.persistence.criteria.Predicate predicate)

Specified by:

addPredicate in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

getRoot

public javax.persistence.criteria.From<?,?> getRoot()

Specified by:

getRoot in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

setOrder

public void setOrder(java.util.List<javax.persistence.criteria.Order> list)

Specified by:

setOrder in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

getOrderList

public java.util.List<javax.persistence.criteria.Order> getOrderList()

Specified by:

getOrderList in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

newSort

public javax.persistence.criteria.Order newSort(javax.persistence.criteria.Expression<?> expr,
                                                io.crnk.core.queryspec.Direction dir)

Specified by:

newSort in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

distinct

public void distinct()

Specified by:

distinct in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

getCriteriaQuery

public javax.persistence.criteria.CriteriaQuery<T> getCriteriaQuery()

addParentPredicate

public void addParentPredicate(io.crnk.meta.model.MetaAttribute primaryKeyAttr)

Specified by:

addParentPredicate in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

hasManyRootsFetchesOrJoins

public boolean hasManyRootsFetchesOrJoins()

Specified by:

hasManyRootsFetchesOrJoins in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

addSelection

public void addSelection(javax.persistence.criteria.Expression<?> expression,
                         java.lang.String name)

Specified by:

addSelection in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

getExpression

public javax.persistence.criteria.Expression<?> getExpression(javax.persistence.criteria.Order order)

Specified by:

getExpression in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

containsRelation

public boolean containsRelation(javax.persistence.criteria.Expression<?> expression)

Specified by:

containsRelation in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

ilike

public javax.persistence.criteria.Predicate ilike(javax.persistence.criteria.Expression<java.lang.String> expr,
                                                  java.lang.String val)

buildPredicate

public javax.persistence.criteria.Predicate buildPredicate(io.crnk.core.queryspec.FilterOperator operator,
                                                           io.crnk.meta.model.MetaAttributePath attrPath,
                                                           java.lang.Object value)

Specified by:

buildPredicate in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

buildPredicate

public javax.persistence.criteria.Predicate buildPredicate(io.crnk.core.queryspec.FilterOperator operator,
                                                           javax.persistence.criteria.Expression<?> expressionObj,
                                                           java.lang.Object value)

and

public javax.persistence.criteria.Predicate and(java.util.List<javax.persistence.criteria.Predicate> predicates)

Specified by:

and in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

not

public javax.persistence.criteria.Predicate not(javax.persistence.criteria.Predicate predicate)

Specified by:

not in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

or

public javax.persistence.criteria.Predicate or(java.util.List<javax.persistence.criteria.Predicate> predicates)

Specified by:

or in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

joinMapValue

public javax.persistence.criteria.Expression<?> joinMapValue(javax.persistence.criteria.Expression<?> currentCriteriaPath,
                                                             io.crnk.meta.model.MetaAttribute pathElement,
                                                             java.lang.Object key)

Specified by:

joinMapValue in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

getJavaElementType

public java.lang.Class<?> getJavaElementType(javax.persistence.criteria.Expression<?> currentCriteriaPath)

Specified by:

getJavaElementType in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

getAttribute

public javax.persistence.criteria.Expression<?> getAttribute(javax.persistence.criteria.Expression<?> currentCriteriaPath,
                                                             io.crnk.meta.model.MetaAttribute pathElement)

Specified by:

getAttribute in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

joinSubType

public javax.persistence.criteria.Expression<?> joinSubType(javax.persistence.criteria.Expression<?> currentCriteriaPath,
                                                            java.lang.Class<?> entityType)

Specified by:

joinSubType in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>

doJoin

public javax.persistence.criteria.From<?,?> doJoin(io.crnk.meta.model.MetaAttribute targetAttr,
                                                   javax.persistence.criteria.JoinType joinType,
                                                   javax.persistence.criteria.From<?,?> parent)

Specified by:

doJoin in interface JpaQueryBackend<javax.persistence.criteria.From<?,?>,javax.persistence.criteria.Order,javax.persistence.criteria.Predicate,javax.persistence.criteria.Expression<?>>