io.crnk.jpa.internal.query

Class AbstractJpaQueryImpl<T,B extends JpaQueryBackend<?,?,?,?>>

java.lang.Object

io.crnk.jpa.internal.query.AbstractJpaQueryImpl<T,B>

All Implemented Interfaces:

JpaQuery<T>

Direct Known Subclasses:

JpaCriteriaQueryImpl, QuerydslQueryImpl

public abstract class AbstractJpaQueryImpl<T,B extends JpaQueryBackend<?,?,?,?>>
extends java.lang.Object
implements JpaQuery<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	autoDistinct
protected boolean	autoGroupBy
protected java.lang.Class<T>	clazz
protected javax.persistence.criteria.JoinType	defaultJoinType
protected boolean	distinct
protected javax.persistence.EntityManager	em
protected boolean	ensureTotalOrder
protected java.util.ArrayList<io.crnk.core.queryspec.FilterSpec>	filterSpecs
protected java.util.ArrayList<io.crnk.core.queryspec.IncludeFieldSpec>	includedFields
protected java.util.Map<io.crnk.meta.model.MetaAttributePath,javax.persistence.criteria.JoinType>	joinTypes
protected io.crnk.meta.model.MetaDataObject	meta
protected io.crnk.meta.model.MetaAttribute	parentAttr
protected java.util.List<?>	parentIds
protected boolean	parentIdSelection
protected io.crnk.meta.model.MetaDataObject	parentMeta
protected java.util.ArrayList<io.crnk.core.queryspec.SortSpec>	sortSpecs

Constructor Summary

Constructors

Modifier	Constructor and Description
	AbstractJpaQueryImpl(io.crnk.meta.MetaLookup metaLookup, javax.persistence.EntityManager em, java.lang.Class<?> entityClass, ComputedAttributeRegistryImpl virtualAttrs, java.lang.String attrName, java.util.List<?> entityIds)
protected	AbstractJpaQueryImpl(io.crnk.meta.MetaLookup metaLookup, javax.persistence.EntityManager em, java.lang.Class<T> clazz, ComputedAttributeRegistryImpl computedAttrs)

Method Summary

Modifier and Type	Method and Description
JpaQuery<T>	addFilter(io.crnk.core.queryspec.FilterSpec filters)
JpaQuery<T>	addFilter(java.util.List<java.lang.String> attrPath, io.crnk.core.queryspec.FilterOperator filterOperator, java.lang.Object value)
JpaQuery<T>	addFilter(java.lang.String attrPath, io.crnk.core.queryspec.FilterOperator filterOperator, java.lang.Object value)
void	addParentIdSelection()
void	addSelection(java.util.List<java.lang.String> path)
JpaQuery<T>	addSortBy(java.util.List<java.lang.String> attributePath, io.crnk.core.queryspec.Direction dir)
JpaQuery<T>	addSortBy(io.crnk.core.queryspec.SortSpec order)
AbstractQueryExecutorImpl<T>	buildExecutor()
ComputedAttributeRegistryImpl	getComputedAttrs()
boolean	getEnsureTotalOrder()
java.lang.Class<T>	getEntityClass()
java.util.List<io.crnk.core.queryspec.FilterSpec>	getFilterSpecs()
java.util.List<io.crnk.core.queryspec.IncludeFieldSpec>	getIncludedFields()
javax.persistence.criteria.JoinType	getJoinType(io.crnk.meta.model.MetaAttributePath path)
io.crnk.meta.model.MetaDataObject	getMeta()
io.crnk.meta.model.MetaAttribute	getParentAttr()
<T> java.util.List<T>	getParentIds()
io.crnk.meta.model.MetaDataObject	getParentMeta()
java.lang.Object	getPrivateData()
java.util.List<io.crnk.core.queryspec.SortSpec>	getSortSpecs()
protected abstract B	newBackend()
protected abstract AbstractQueryExecutorImpl<T>	newExecutor(B ctx, int numAutoSelections, java.util.Map<java.lang.String,java.lang.Integer> selectionBindings)
JpaQuery<T>	setAutoGroupBy(boolean autoGroupBy)
JpaQuery<T>	setDefaultJoinType(javax.persistence.criteria.JoinType joinType)
JpaQuery<T>	setDistinct(boolean distinct)
JpaQuery<T>	setEnsureTotalOrder(boolean ensureTotalOrder)
JpaQuery<T>	setJoinType(java.util.List<java.lang.String> path, javax.persistence.criteria.JoinType joinType)
void	setPrivateData(java.lang.Object privateData)

Methods inherited from class java.lang.Object

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

Field Detail

em

protected final javax.persistence.EntityManager em

meta

protected final io.crnk.meta.model.MetaDataObject meta

clazz

protected final java.lang.Class<T> clazz

joinTypes

protected final java.util.Map<io.crnk.meta.model.MetaAttributePath,javax.persistence.criteria.JoinType> joinTypes

defaultJoinType

protected javax.persistence.criteria.JoinType defaultJoinType

filterSpecs

protected java.util.ArrayList<io.crnk.core.queryspec.FilterSpec> filterSpecs

sortSpecs

protected java.util.ArrayList<io.crnk.core.queryspec.SortSpec> sortSpecs

includedFields

protected java.util.ArrayList<io.crnk.core.queryspec.IncludeFieldSpec> includedFields

autoDistinct

protected boolean autoDistinct

autoGroupBy

protected boolean autoGroupBy

distinct

protected boolean distinct

ensureTotalOrder

protected boolean ensureTotalOrder

parentMeta

protected io.crnk.meta.model.MetaDataObject parentMeta

parentIds

protected java.util.List<?> parentIds

parentAttr

protected io.crnk.meta.model.MetaAttribute parentAttr

parentIdSelection

protected boolean parentIdSelection

Constructor Detail

AbstractJpaQueryImpl

protected AbstractJpaQueryImpl(io.crnk.meta.MetaLookup metaLookup,
                               javax.persistence.EntityManager em,
                               java.lang.Class<T> clazz,
                               ComputedAttributeRegistryImpl computedAttrs)

AbstractJpaQueryImpl

public AbstractJpaQueryImpl(io.crnk.meta.MetaLookup metaLookup,
                            javax.persistence.EntityManager em,
                            java.lang.Class<?> entityClass,
                            ComputedAttributeRegistryImpl virtualAttrs,
                            java.lang.String attrName,
                            java.util.List<?> entityIds)

Method Detail

getPrivateData

public java.lang.Object getPrivateData()

Specified by:

getPrivateData in interface JpaQuery<T>

Returns:

private data that can be set by the consumer to provide some context for a query, for example, when being called back by an interceptor. Does not have any direct impact on the created query.

setPrivateData

public void setPrivateData(java.lang.Object privateData)

Specified by:

setPrivateData in interface JpaQuery<T>

addParentIdSelection

public void addParentIdSelection()

Specified by:

addParentIdSelection in interface JpaQuery<T>

addSelection

public void addSelection(java.util.List<java.lang.String> path)

Specified by:

addSelection in interface JpaQuery<T>

setEnsureTotalOrder

public JpaQuery<T> setEnsureTotalOrder(boolean ensureTotalOrder)

Specified by:

setEnsureTotalOrder in interface JpaQuery<T>

addFilter

public JpaQuery<T> addFilter(io.crnk.core.queryspec.FilterSpec filters)

Specified by:

addFilter in interface JpaQuery<T>

addSortBy

public JpaQuery<T> addSortBy(java.util.List<java.lang.String> attributePath,
                             io.crnk.core.queryspec.Direction dir)

Specified by:

addSortBy in interface JpaQuery<T>

addSortBy

public JpaQuery<T> addSortBy(io.crnk.core.queryspec.SortSpec order)

Specified by:

addSortBy in interface JpaQuery<T>

setDefaultJoinType

public JpaQuery<T> setDefaultJoinType(javax.persistence.criteria.JoinType joinType)

Specified by:

setDefaultJoinType in interface JpaQuery<T>

setJoinType

public JpaQuery<T> setJoinType(java.util.List<java.lang.String> path,
                               javax.persistence.criteria.JoinType joinType)

Specified by:

setJoinType in interface JpaQuery<T>

setAutoGroupBy

public JpaQuery<T> setAutoGroupBy(boolean autoGroupBy)

Specified by:

setAutoGroupBy in interface JpaQuery<T>

setDistinct

public JpaQuery<T> setDistinct(boolean distinct)

Specified by:

setDistinct in interface JpaQuery<T>

addFilter

public JpaQuery<T> addFilter(java.lang.String attrPath,
                             io.crnk.core.queryspec.FilterOperator filterOperator,
                             java.lang.Object value)

Specified by:

addFilter in interface JpaQuery<T>

addFilter

public JpaQuery<T> addFilter(java.util.List<java.lang.String> attrPath,
                             io.crnk.core.queryspec.FilterOperator filterOperator,
                             java.lang.Object value)

Specified by:

addFilter in interface JpaQuery<T>

getSortSpecs

public java.util.List<io.crnk.core.queryspec.SortSpec> getSortSpecs()

getEnsureTotalOrder

public boolean getEnsureTotalOrder()

getIncludedFields

public java.util.List<io.crnk.core.queryspec.IncludeFieldSpec> getIncludedFields()

getJoinType

public javax.persistence.criteria.JoinType getJoinType(io.crnk.meta.model.MetaAttributePath path)

getComputedAttrs

public ComputedAttributeRegistryImpl getComputedAttrs()

getMeta

public io.crnk.meta.model.MetaDataObject getMeta()

getEntityClass

public java.lang.Class<T> getEntityClass()

Specified by:

getEntityClass in interface JpaQuery<T>

buildExecutor

public AbstractQueryExecutorImpl<T> buildExecutor()

Specified by:

buildExecutor in interface JpaQuery<T>

newExecutor

protected abstract AbstractQueryExecutorImpl<T> newExecutor(B ctx,
                                                            int numAutoSelections,
                                                            java.util.Map<java.lang.String,java.lang.Integer> selectionBindings)

newBackend

protected abstract B newBackend()

getParentIds

public <T> java.util.List<T> getParentIds()

getFilterSpecs

public java.util.List<io.crnk.core.queryspec.FilterSpec> getFilterSpecs()

getParentAttr

public io.crnk.meta.model.MetaAttribute getParentAttr()

getParentMeta

public io.crnk.meta.model.MetaDataObject getParentMeta()