Package io.micronaut.data.runtime.intercept

Class AbstractQueryInterceptor<T,​R>

    • Method Summary

      All Methods Instance Methods Concrete Methods Deprecated Methods 
      Modifier and Type Method Description
      protected java.lang.Number convertNumberArgumentIfNecessary​(java.lang.Number number, io.micronaut.core.type.Argument<?> argument)
      Deprecated.
      protected java.lang.Object convertOne​(io.micronaut.aop.MethodInvocationContext<?,​?> context, java.lang.Object o)  
      protected java.lang.Object convertOne​(java.lang.Object o, io.micronaut.core.type.Argument<?> argumentType)  
      protected int count​(java.lang.Iterable<?> iterable)
      Count the items.
      protected <RT> java.util.Optional<java.lang.Iterable<RT>> findEntitiesParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context, java.lang.Class<RT> type)
      Fid an entities parameter value in role.
      protected <RT> java.util.Optional<RT> findEntityParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context, java.lang.Class<RT> type)
      Find an entity parameter value in role.
      protected <E> DeleteBatchOperation<E> getDeleteAllBatchOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context)
      Get the delete all batch operation for the given context.
      protected <E> DeleteBatchOperation<E> getDeleteBatchOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context, java.lang.Class<E> rootEntity, java.lang.Iterable<E> iterable)
      Get the delete batch operation for the given context.
      protected <E> DeleteBatchOperation<E> getDeleteBatchOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context, java.lang.Iterable<E> iterable)
      Get the delete batch operation for the given context.
      protected <E> DeleteOperation<E> getDeleteOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context, E entity)
      Get the delete operation for the given context.
      protected <RT> java.lang.Iterable<RT> getEntitiesParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context, java.lang.Class<RT> type)
      Retrieve an entities parameter value in role.
      protected <RT> RT getEntityParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context, java.lang.Class<RT> type)
      Retrieve an entity parameter value in role.
      protected <E> InsertBatchOperation<E> getInsertBatchOperation​(io.micronaut.aop.MethodInvocationContext context, java.lang.Class<E> rootEntity, java.lang.Iterable<E> iterable)
      Get the insert batch operation for the given context.
      protected <E> InsertBatchOperation<E> getInsertBatchOperation​(io.micronaut.aop.MethodInvocationContext context, java.lang.Iterable<E> iterable)
      Get the insert batch operation for the given context.
      protected <E> InsertOperation<E> getInsertOperation​(io.micronaut.aop.MethodInvocationContext context)
      Get the batch operation for the given context.
      protected <E> InsertOperation<E> getInsertOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context, E entity)
      Get the batch operation for the given context.
      protected Pageable getPageable​(io.micronaut.aop.MethodInvocationContext<?,​?> context)
      Resolves the Pageable for the given context.
      protected <E> PagedQuery<E> getPagedQuery​(io.micronaut.aop.MethodInvocationContext context)
      Get the paged query for the given context.
      protected java.util.Map<java.lang.String,​java.lang.Object> getParameterValueMap​(io.micronaut.aop.MethodInvocationContext<?,​?> context)
      Returns parameter values with respect of Parameter annotation.
      protected java.lang.Object getRequiredEntity​(io.micronaut.aop.MethodInvocationContext<T,​?> context)
      Looks up the entity to persist from the execution context, or throws an exception.
      protected <E> java.lang.Class<E> getRequiredRootEntity​(io.micronaut.aop.MethodInvocationContext context)
      Obtains the root entity or throws an exception if it not available.
      protected io.micronaut.core.type.Argument<?> getReturnType​(io.micronaut.aop.MethodInvocationContext<?,​?> context)
      Returns the return type.
      protected <E> UpdateBatchOperation<E> getUpdateAllBatchOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context, java.lang.Class<E> rootEntity, java.lang.Iterable<E> iterable)
      Get the update all batch operation for the given context.
      protected <E> UpdateOperation<E> getUpdateOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context)
      Get the batch operation for the given context.
      protected <E> UpdateOperation<E> getUpdateOperation​(io.micronaut.aop.MethodInvocationContext<T,​?> context, E entity)
      Get the batch operation for the given context.
      protected java.lang.Object instantiateEntity​(java.lang.Class<?> rootEntity, java.util.Map<java.lang.String,​java.lang.Object> parameterValues)
      Instantiate the given entity for the given parameter values.
      protected boolean isNullable​(io.micronaut.core.annotation.AnnotationMetadata metadata)
      Return whether the metadata indicates the instance is nullable.
      protected boolean isNumber​(java.lang.Class<?> type)
      Is the type a number.
      protected PreparedQuery<?,​java.lang.Number> prepareCountQuery​(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<T,​R> context)
      Prepares a query for the given context.
      protected PreparedQuery<?,​?> prepareQuery​(RepositoryMethodKey key, io.micronaut.aop.MethodInvocationContext<T,​R> context)
      Prepares a query for the given context.
      protected <RT> PreparedQuery<?,​RT> prepareQuery​(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<T,​R> context, java.lang.Class<RT> resultType)
      Prepares a query for the given context.
      protected <RT> PreparedQuery<?,​RT> prepareQuery​(RepositoryMethodKey methodKey, io.micronaut.aop.MethodInvocationContext<T,​R> context, java.lang.Class<RT> resultType, boolean isCount)
      Prepares a query for the given context.
      protected void validateNullArguments​(io.micronaut.aop.MethodInvocationContext<T,​R> context)
      Validates null arguments ensuring no argument is null unless declared so.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • AbstractQueryInterceptor

        protected AbstractQueryInterceptor​(@NonNull
                                   RepositoryOperations operations)
        Default constructor.
        Parameters:
        operations - The operations

    • Method Detail

      • getParameterValueMap

        @NonNull
protected java.util.Map<java.lang.String,​java.lang.Object> getParameterValueMap​(io.micronaut.aop.MethodInvocationContext<?,​?> context)
        Returns parameter values with respect of Parameter annotation.
        Parameters:
        context - The method invocation context
        Returns:
        The parameters value map

      • getReturnType

        protected io.micronaut.core.type.Argument<?> getReturnType​(io.micronaut.aop.MethodInvocationContext<?,​?> context)
        Returns the return type.
        Parameters:
        context - The context
        Returns:
        the return type

      • convertOne

        @Nullable
protected final java.lang.Object convertOne​(io.micronaut.aop.MethodInvocationContext<?,​?> context,
                                            @Nullable
                                            java.lang.Object o)

      • convertOne

        protected final java.lang.Object convertOne​(java.lang.Object o,
                                            io.micronaut.core.type.Argument<?> argumentType)

      • prepareQuery

        @NonNull
protected final PreparedQuery<?,​?> prepareQuery​(RepositoryMethodKey key,
                                                      io.micronaut.aop.MethodInvocationContext<T,​R> context)
        Prepares a query for the given context.
        Parameters:
        key - The method key
        context - The context
        Returns:
        The query

      • prepareQuery

        @NonNull
protected final <RT> PreparedQuery<?,​RT> prepareQuery​(RepositoryMethodKey methodKey,
                                                            io.micronaut.aop.MethodInvocationContext<T,​R> context,
                                                            java.lang.Class<RT> resultType)
        Prepares a query for the given context.
        Type Parameters:
        RT - The result generic type
        Parameters:
        methodKey - The method key
        context - The context
        resultType - The result type
        Returns:
        The query

      • prepareQuery

        @NonNull
protected final <RT> PreparedQuery<?,​RT> prepareQuery​(RepositoryMethodKey methodKey,
                                                            io.micronaut.aop.MethodInvocationContext<T,​R> context,
                                                            java.lang.Class<RT> resultType,
                                                            boolean isCount)
        Prepares a query for the given context.
        Type Parameters:
        RT - The result generic type
        Parameters:
        methodKey - The method key
        context - The context
        resultType - The result type
        isCount - Is count query
        Returns:
        The query

      • prepareCountQuery

        @NonNull
protected final PreparedQuery<?,​java.lang.Number> prepareCountQuery​(RepositoryMethodKey methodKey,
                                                                          @NonNull
                                                                          io.micronaut.aop.MethodInvocationContext<T,​R> context)
        Prepares a query for the given context.
        Parameters:
        methodKey - The method key
        context - The context
        Returns:
        The query

      • getRequiredRootEntity

        @NonNull
protected <E> java.lang.Class<E> getRequiredRootEntity​(io.micronaut.aop.MethodInvocationContext context)
        Obtains the root entity or throws an exception if it not available.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        Returns:
        The root entity type
        Throws:
        java.lang.IllegalStateException - If the root entity is unavailable

      • getEntityParameter

        protected <RT> RT getEntityParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context,
                                     @NonNull
                                     java.lang.Class<RT> type)
        Retrieve an entity parameter value in role.
        Type Parameters:
        RT - The generic type
        Parameters:
        context - The context
        type - The type
        Returns:
        An result

      • getEntitiesParameter

        protected <RT> java.lang.Iterable<RT> getEntitiesParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context,
                                                           @NonNull
                                                           java.lang.Class<RT> type)
        Retrieve an entities parameter value in role.
        Type Parameters:
        RT - The generic type
        Parameters:
        context - The context
        type - The type
        Returns:
        An result

      • findEntityParameter

        protected <RT> java.util.Optional<RT> findEntityParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context,
                                                          @NonNull
                                                          java.lang.Class<RT> type)
        Find an entity parameter value in role.
        Type Parameters:
        RT - The generic type
        Parameters:
        context - The context
        type - The type
        Returns:
        An result

      • findEntitiesParameter

        protected <RT> java.util.Optional<java.lang.Iterable<RT>> findEntitiesParameter​(io.micronaut.aop.MethodInvocationContext<?,​?> context,
                                                                                @NonNull
                                                                                java.lang.Class<RT> type)
        Fid an entities parameter value in role.
        Type Parameters:
        RT - The generic type
        Parameters:
        context - The context
        type - The type
        Returns:
        An result

      • getPageable

        @NonNull
protected Pageable getPageable​(io.micronaut.aop.MethodInvocationContext<?,​?> context)
        Resolves the Pageable for the given context.
        Parameters:
        context - The pageable
        Returns:
        The pageable or null

      • isNullable

        protected boolean isNullable​(@NonNull
                             io.micronaut.core.annotation.AnnotationMetadata metadata)
        Return whether the metadata indicates the instance is nullable.
        Parameters:
        metadata - The metadata
        Returns:
        True if it is nullable

      • getRequiredEntity

        @NonNull
protected java.lang.Object getRequiredEntity​(io.micronaut.aop.MethodInvocationContext<T,​?> context)
        Looks up the entity to persist from the execution context, or throws an exception.
        Parameters:
        context - The context
        Returns:
        The entity

      • instantiateEntity

        @NonNull
protected java.lang.Object instantiateEntity​(@NonNull
                                             java.lang.Class<?> rootEntity,
                                             @NonNull
                                             java.util.Map<java.lang.String,​java.lang.Object> parameterValues)
        Instantiate the given entity for the given parameter values.
        Parameters:
        rootEntity - The entity
        parameterValues - The parameter values
        Returns:
        The entity
        Throws:
        java.lang.IllegalArgumentException - if the entity cannot be instantiated due to an illegal argument

      • convertNumberArgumentIfNecessary

        @Deprecated
@Nullable
protected java.lang.Number convertNumberArgumentIfNecessary​(java.lang.Number number,
                                                            io.micronaut.core.type.Argument<?> argument)
        Deprecated.
        Convert a number argument if necessary.
        Parameters:
        number - The number
        argument - The argument
        Returns:
        The result

      • getPagedQuery

        @NonNull
protected <E> PagedQuery<E> getPagedQuery​(@NonNull
                                          io.micronaut.aop.MethodInvocationContext context)
        Get the paged query for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        Returns:
        The paged query

      • getInsertBatchOperation

        @NonNull
protected <E> InsertBatchOperation<E> getInsertBatchOperation​(@NonNull
                                                              io.micronaut.aop.MethodInvocationContext context,
                                                              @NonNull
                                                              java.lang.Iterable<E> iterable)
        Get the insert batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        iterable - The iterable
        Returns:
        The paged query

      • getInsertBatchOperation

        @NonNull
protected <E> InsertBatchOperation<E> getInsertBatchOperation​(@NonNull
                                                              io.micronaut.aop.MethodInvocationContext context,
                                                              java.lang.Class<E> rootEntity,
                                                              @NonNull
                                                              java.lang.Iterable<E> iterable)
        Get the insert batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        rootEntity - The root entity
        iterable - The iterable
        Returns:
        The paged query

      • getInsertOperation

        @NonNull
protected <E> InsertOperation<E> getInsertOperation​(@NonNull
                                                    io.micronaut.aop.MethodInvocationContext context)
        Get the batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        Returns:
        The paged query

      • getUpdateOperation

        @NonNull
protected <E> UpdateOperation<E> getUpdateOperation​(@NonNull
                                                    io.micronaut.aop.MethodInvocationContext<T,​?> context)
        Get the batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        Returns:
        The paged query

      • getUpdateOperation

        @NonNull
protected <E> UpdateOperation<E> getUpdateOperation​(@NonNull
                                                    io.micronaut.aop.MethodInvocationContext<T,​?> context,
                                                    E entity)
        Get the batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        entity - The entity instance
        Returns:
        The paged query

      • getUpdateAllBatchOperation

        @NonNull
protected <E> UpdateBatchOperation<E> getUpdateAllBatchOperation​(@NonNull
                                                                 io.micronaut.aop.MethodInvocationContext<T,​?> context,
                                                                 java.lang.Class<E> rootEntity,
                                                                 @NonNull
                                                                 java.lang.Iterable<E> iterable)
        Get the update all batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        rootEntity - The root entitry
        context - The context
        iterable - The iterable
        Returns:
        The paged query

      • getDeleteOperation

        @NonNull
protected <E> DeleteOperation<E> getDeleteOperation​(@NonNull
                                                    io.micronaut.aop.MethodInvocationContext<T,​?> context,
                                                    @NonNull
                                                    E entity)
        Get the delete operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        entity - The entity
        Returns:
        The paged query

      • getDeleteAllBatchOperation

        @NonNull
protected <E> DeleteBatchOperation<E> getDeleteAllBatchOperation​(@NonNull
                                                                 io.micronaut.aop.MethodInvocationContext<T,​?> context)
        Get the delete all batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        Returns:
        The paged query

      • getDeleteBatchOperation

        @NonNull
protected <E> DeleteBatchOperation<E> getDeleteBatchOperation​(@NonNull
                                                              io.micronaut.aop.MethodInvocationContext<T,​?> context,
                                                              @NonNull
                                                              java.lang.Iterable<E> iterable)
        Get the delete batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        iterable - The iterable
        Returns:
        The paged query

      • getDeleteBatchOperation

        @NonNull
protected <E> DeleteBatchOperation<E> getDeleteBatchOperation​(@NonNull
                                                              io.micronaut.aop.MethodInvocationContext<T,​?> context,
                                                              java.lang.Class<E> rootEntity,
                                                              @NonNull
                                                              java.lang.Iterable<E> iterable)
        Get the delete batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        rootEntity - The root entity
        iterable - The iterable
        Returns:
        The paged query

      • getInsertOperation

        @NonNull
protected <E> InsertOperation<E> getInsertOperation​(@NonNull
                                                    io.micronaut.aop.MethodInvocationContext<T,​?> context,
                                                    E entity)
        Get the batch operation for the given context.
        Type Parameters:
        E - The entity type
        Parameters:
        context - The context
        entity - The entity
        Returns:
        The paged query

      • validateNullArguments

        protected final void validateNullArguments​(io.micronaut.aop.MethodInvocationContext<T,​R> context)
        Validates null arguments ensuring no argument is null unless declared so.
        Parameters:
        context - The context

      • count

        protected int count​(java.lang.Iterable<?> iterable)
        Count the items.
        Parameters:
        iterable - the iterable
        Returns:
        the size

      • isNumber

        protected boolean isNumber​(@Nullable
                           java.lang.Class<?> type)
        Is the type a number.
        Parameters:
        type - The type
        Returns:
        True if is a number