Package io.micronaut.data.runtime.intercept.criteria

Class AbstractSpecificationInterceptor<T,R>

java.lang.Object

io.micronaut.data.runtime.intercept.AbstractQueryInterceptor<T,R>

io.micronaut.data.runtime.intercept.criteria.AbstractSpecificationInterceptor<T,R>

Type Parameters:

T - The declaring type

R - The return type

All Implemented Interfaces:

DataInterceptor<T,R>

Direct Known Subclasses:

AbstractAsyncSpecificationInterceptor, AbstractReactiveSpecificationInterceptor, CountSpecificationInterceptor, DeleteAllSpecificationInterceptor, ExistsSpecificationInterceptor, FindAllSpecificationInterceptor, FindOneSpecificationInterceptor, FindPageSpecificationInterceptor, UpdateAllSpecificationInterceptor

@Internal
public abstract class AbstractSpecificationInterceptor<T,R>
extends AbstractQueryInterceptor<T,R>

Abstract specification interceptor.

Since:

3.2

Author:

Denis Stepanov

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static enum	AbstractSpecificationInterceptor.Type

Field Summary

Fields

Modifier and Type	Field	Description
protected final jakarta.persistence.criteria.CriteriaBuilder	criteriaBuilder
protected final CriteriaRepositoryOperations	criteriaRepositoryOperations
protected static final String	PREPARED_QUERY_KEY

Fields inherited from class io.micronaut.data.runtime.intercept.AbstractQueryInterceptor

conversionService, operations, preparedQueryResolver

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractSpecificationInterceptor(RepositoryOperations operations)	Default constructor.

Method Summary

Modifier and Type	Method	Description
protected final Pageable	applyPaginationAndSort(Pageable pageable, jakarta.persistence.criteria.CriteriaQuery<?> criteriaQuery, boolean singleResult)
protected final @NonNull jakarta.persistence.criteria.CriteriaQuery<Long>	buildCountQuery(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<?,?> context)
protected final <E> @NonNull jakarta.persistence.criteria.CriteriaDelete<E>	buildDeleteQuery(io.micronaut.aop.MethodInvocationContext<?,?> context)
protected final <E> @NonNull jakarta.persistence.criteria.CriteriaQuery<E>	buildExistsQuery(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<?,?> context)
protected final jakarta.persistence.criteria.CriteriaQuery<jakarta.persistence.Tuple>	buildIdsQuery(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<?,?> context, Sort sort)
protected final <N> @NonNull jakarta.persistence.criteria.CriteriaQuery<N>	buildQuery(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<?,?> context)
protected final <E> @NonNull jakarta.persistence.criteria.CriteriaUpdate<E>	buildUpdateQuery(io.micronaut.aop.MethodInvocationContext<?,?> context)
protected final <T> List<T>	findAll(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<?,?> context, Pageable pageable, jakarta.persistence.criteria.CriteriaQuery<T> criteriaQuery)
protected <K> @NonNull CriteriaDeleteBuilder<K>	getCriteriaDeleteBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context)	Find CriteriaDeleteBuilder or QuerySpecification in context.
protected final <K> @NonNull CriteriaQueryBuilder<K>	getCriteriaQueryBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context, Set<JoinPath> joinPaths)	Find CriteriaQueryBuilder or QuerySpecification in context.
protected <K> @NonNull CriteriaUpdateBuilder<K>	getCriteriaUpdateBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context)	Find CriteriaUpdateBuilder or QuerySpecification in context.
protected <K> @Nullable DeleteSpecification<K>	getDeleteSpecification(io.micronaut.aop.MethodInvocationContext<?,?> context)	Find DeleteSpecification in context.
protected final jakarta.persistence.criteria.Expression<?>	getIdExpression(jakarta.persistence.criteria.Root<?> root)
protected final @NonNull CriteriaQueryBuilder<jakarta.persistence.Tuple>	getIdsCriteriaQueryBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context, Set<JoinPath> joinPaths, Sort sort)
protected final Set<JoinPath>	getMethodJoinPaths(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<?,?> context)
protected @NonNull Pageable	getPageable(io.micronaut.aop.MethodInvocationContext<?,?> context)	Resolves the Pageable for the given context.
protected final @NonNull QueryBuilder	getQueryBuilder(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<?,?> context)
protected <K> @Nullable QuerySpecification<K>	getQuerySpecification(io.micronaut.aop.MethodInvocationContext<?,?> context)	Find QuerySpecification in context.
protected <K> @Nullable UpdateSpecification<K>	getUpdateSpecification(io.micronaut.aop.MethodInvocationContext<?,?> context)	Find UpdateSpecification in context.

Methods inherited from class io.micronaut.data.runtime.intercept.AbstractQueryInterceptor

convertOne, convertOne, count, findEntitiesParameter, findEntityParameter, getDeleteAllBatchOperation, getDeleteBatchOperation, getDeleteBatchOperation, getDeleteOperation, getDeleteReturningBatchOperation, getDeleteReturningOperation, getEntitiesParameter, getEntityParameter, getInsertBatchOperation, getInsertBatchOperation, getInsertOperation, getInsertOperation, getLimit, getOffset, getPageableInRole, getPagedQuery, getParameterInRole, getParametersInRole, getParameterValueMap, getRequiredEntity, getRequiredParameterInRole, getRequiredRootEntity, getReturnType, getUpdateAllBatchOperation, getUpdateOperation, getUpdateOperation, instantiateEntity, isNullable, isNumber, prepareCountQuery, prepareQuery, validateNullArguments

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.micronaut.data.intercept.DataInterceptor

intercept

Field Details

PREPARED_QUERY_KEY

protected static final String PREPARED_QUERY_KEY

See Also:

• Constant Field Values

criteriaRepositoryOperations

protected final CriteriaRepositoryOperations criteriaRepositoryOperations

criteriaBuilder

protected final jakarta.persistence.criteria.CriteriaBuilder criteriaBuilder

Constructor Details

AbstractSpecificationInterceptor

protected AbstractSpecificationInterceptor(RepositoryOperations operations)

Default constructor.

Parameters:

operations - The operations

Method Details

findAll

protected final <T> List<T> findAll(RepositoryMethodKey methodKey,
 io.micronaut.aop.MethodInvocationContext<?,?> context,
 Pageable pageable,
 jakarta.persistence.criteria.CriteriaQuery<T> criteriaQuery)

getMethodJoinPaths

protected final Set<JoinPath> getMethodJoinPaths(RepositoryMethodKey methodKey,
 io.micronaut.aop.MethodInvocationContext<?,?> context)

getPageable

@NonNull
protected @NonNull Pageable getPageable(io.micronaut.aop.MethodInvocationContext<?,?> context)

Description copied from class: AbstractQueryInterceptor

Resolves the Pageable for the given context.

Overrides:

getPageable in class AbstractQueryInterceptor<T,R>

Parameters:

context - The pageable

Returns:

The pageable or null

getQueryBuilder

@NonNull
protected final @NonNull QueryBuilder getQueryBuilder(RepositoryMethodKey methodKey,
 io.micronaut.aop.MethodInvocationContext<?,?> context)

buildExistsQuery

@NonNull
protected final <E>
@NonNull jakarta.persistence.criteria.CriteriaQuery<E> buildExistsQuery(RepositoryMethodKey methodKey,
 io.micronaut.aop.MethodInvocationContext<?,?> context)

buildUpdateQuery

@NonNull
protected final <E>
@NonNull jakarta.persistence.criteria.CriteriaUpdate<E> buildUpdateQuery(io.micronaut.aop.MethodInvocationContext<?,?> context)

buildDeleteQuery

@NonNull
protected final <E>
@NonNull jakarta.persistence.criteria.CriteriaDelete<E> buildDeleteQuery(io.micronaut.aop.MethodInvocationContext<?,?> context)

buildCountQuery

@NonNull
protected final @NonNull jakarta.persistence.criteria.CriteriaQuery<Long> buildCountQuery(RepositoryMethodKey methodKey,
 io.micronaut.aop.MethodInvocationContext<?,?> context)

buildQuery

@NonNull
protected final <N>
@NonNull jakarta.persistence.criteria.CriteriaQuery<N> buildQuery(RepositoryMethodKey methodKey,
 io.micronaut.aop.MethodInvocationContext<?,?> context)

applyPaginationAndSort

protected final Pageable applyPaginationAndSort(Pageable pageable,
 jakarta.persistence.criteria.CriteriaQuery<?> criteriaQuery,
 boolean singleResult)

buildIdsQuery

protected final jakarta.persistence.criteria.CriteriaQuery<jakarta.persistence.Tuple> buildIdsQuery(RepositoryMethodKey methodKey,
 io.micronaut.aop.MethodInvocationContext<?,?> context,
 Sort sort)

getQuerySpecification

@Nullable
protected <K> @Nullable QuerySpecification<K> getQuerySpecification(io.micronaut.aop.MethodInvocationContext<?,?> context)

Find QuerySpecification in context.

Type Parameters:

K - the specification entity root type

Parameters:

context - The context

Returns:

found specification

getCriteriaQueryBuilder

@NonNull
protected final <K>
@NonNull CriteriaQueryBuilder<K> getCriteriaQueryBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context,
 Set<JoinPath> joinPaths)

Find CriteriaQueryBuilder or QuerySpecification in context.

Type Parameters:

K - the result type

Parameters:

context - The context

joinPaths - The join fetch paths

Returns:

found specification

getIdsCriteriaQueryBuilder

@NonNull
protected final @NonNull CriteriaQueryBuilder<jakarta.persistence.Tuple> getIdsCriteriaQueryBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context,
 Set<JoinPath> joinPaths,
 Sort sort)

getIdExpression

protected final jakarta.persistence.criteria.Expression<?> getIdExpression(jakarta.persistence.criteria.Root<?> root)

getDeleteSpecification

@Nullable
protected <K> @Nullable DeleteSpecification<K> getDeleteSpecification(io.micronaut.aop.MethodInvocationContext<?,?> context)

Find DeleteSpecification in context.

Type Parameters:

K - the specification entity root type

Parameters:

context - The context

Returns:

found specification

getCriteriaDeleteBuilder

@NonNull
protected <K> @NonNull CriteriaDeleteBuilder<K> getCriteriaDeleteBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context)

Find CriteriaDeleteBuilder or QuerySpecification in context.

Type Parameters:

K - the result type

Parameters:

context - The context

Returns:

found specification

getUpdateSpecification

@Nullable
protected <K> @Nullable UpdateSpecification<K> getUpdateSpecification(io.micronaut.aop.MethodInvocationContext<?,?> context)

Find UpdateSpecification in context.

Type Parameters:

K - the specification entity root type

Parameters:

context - The context

Returns:

found specification

getCriteriaUpdateBuilder

@NonNull
protected <K> @NonNull CriteriaUpdateBuilder<K> getCriteriaUpdateBuilder(io.micronaut.aop.MethodInvocationContext<?,?> context)

Find CriteriaUpdateBuilder or QuerySpecification in context.

Type Parameters:

K - the result type

Parameters:

context - The context

Returns:

found specification