Package org.hibernate.query.sqm.mutation.internal.cte

Class AbstractCteMutationHandler

java.lang.Object

org.hibernate.query.sqm.mutation.spi.AbstractMutationHandler

org.hibernate.query.sqm.mutation.internal.cte.AbstractCteMutationHandler

All Implemented Interfaces:

Handler

Direct Known Subclasses:

CteDeleteHandler, CteUpdateHandler

public abstract class AbstractCteMutationHandler
extends AbstractMutationHandler

Defines how identifier values are selected from the updatable/deletable tables.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	CTE_TABLE_IDENTIFIER

Constructor Summary

Constructors

Constructor	Description
AbstractCteMutationHandler(CteTable cteTable, SqmDeleteOrUpdateStatement<?> sqmStatement, DomainParameterXref domainParameterXref, CteMutationStrategy strategy, SessionFactoryImplementor sessionFactory)

Method Summary

Modifier and Type	Method	Description
protected abstract void	addDmlCtes(CteContainer statement, CteStatement idSelectCte, MultiTableSqmMutationConverter sqmConverter, Map<SqmParameter<?>,List<JdbcParameter>> parameterResolutions, SessionFactoryImplementor factory)
protected Expression	createCountStar(SessionFactoryImplementor factory, MultiTableSqmMutationConverter sqmConverter)	Used by Hibernate Reactive
protected QuerySpec	createIdSubQuery(CteStatement idSelectCte, ModelPart fkModelPart, SessionFactoryImplementor factory)
protected Predicate	createIdSubQueryPredicate(List<? extends Expression> lhsExpressions, CteStatement idSelectCte, SessionFactoryImplementor factory)
protected Predicate	createIdSubQueryPredicate(List<? extends Expression> lhsExpressions, CteStatement idSelectCte, ModelPart fkModelPart, SessionFactoryImplementor factory)
int	execute(DomainQueryExecutionContext executionContext)	Execute the multi-table update or delete indicated by the SQM AST passed in when this Handler was created.
CteTable	getCteTable()
protected abstract String	getCteTableName(String tableExpression)
DomainParameterXref	getDomainParameterXref()
CteMutationStrategy	getStrategy()
protected NamedTableReference	resolveUnionTableReference(TableReference tableReference, String tableExpression)

Methods inherited from class org.hibernate.query.sqm.mutation.spi.AbstractMutationHandler

getEntityDescriptor, getSessionFactory, getSqmDeleteOrUpdateStatement

Methods inherited from class java.lang.Object

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

Field Details

CTE_TABLE_IDENTIFIER

public static final String CTE_TABLE_IDENTIFIER

See Also:

• Constant Field Values

Constructor Details

AbstractCteMutationHandler

public AbstractCteMutationHandler(CteTable cteTable,
 SqmDeleteOrUpdateStatement<?> sqmStatement,
 DomainParameterXref domainParameterXref,
 CteMutationStrategy strategy,
 SessionFactoryImplementor sessionFactory)

Method Details

getCteTable

public CteTable getCteTable()

getDomainParameterXref

public DomainParameterXref getDomainParameterXref()

getStrategy

public CteMutationStrategy getStrategy()

execute

public int execute(DomainQueryExecutionContext executionContext)

Description copied from interface: Handler

Execute the multi-table update or delete indicated by the SQM AST passed in when this Handler was created.

Parameters:

executionContext - Contextual information needed for execution

Returns:

The "number of rows affected" count

createCountStar

protected Expression createCountStar(SessionFactoryImplementor factory,
 MultiTableSqmMutationConverter sqmConverter)

Used by Hibernate Reactive

createIdSubQueryPredicate

protected Predicate createIdSubQueryPredicate(List<? extends Expression> lhsExpressions,
 CteStatement idSelectCte,
 SessionFactoryImplementor factory)

createIdSubQueryPredicate

protected Predicate createIdSubQueryPredicate(List<? extends Expression> lhsExpressions,
 CteStatement idSelectCte,
 ModelPart fkModelPart,
 SessionFactoryImplementor factory)

createIdSubQuery

protected QuerySpec createIdSubQuery(CteStatement idSelectCte,
 ModelPart fkModelPart,
 SessionFactoryImplementor factory)

addDmlCtes

protected abstract void addDmlCtes(CteContainer statement,
 CteStatement idSelectCte,
 MultiTableSqmMutationConverter sqmConverter,
 Map<SqmParameter<?>,List<JdbcParameter>> parameterResolutions,
 SessionFactoryImplementor factory)

resolveUnionTableReference

protected NamedTableReference resolveUnionTableReference(TableReference tableReference,
 String tableExpression)

getCteTableName

protected abstract String getCteTableName(String tableExpression)