Examples with SqlTypedMappingImpl org.hibernate.metamodel.mapping.internal.SqlTypedMappingImpl used on opensource projects

Example 1 with SqlTypedMappingImpl

use of org.hibernate.metamodel.mapping.internal.SqlTypedMappingImpl in project hibernate-orm by hibernate.

the class BaseSqmToSqlAstConverter method resolveSqmParameter.

private void resolveSqmParameter(SqmParameter<?> expression, MappingModelExpressible<?> valueMapping, BiConsumer<Integer, JdbcParameter> jdbcParameterConsumer) {
    sqmParameterMappingModelTypes.put(expression, valueMapping);
    final Bindable bindable;
    if (valueMapping instanceof EntityAssociationMapping) {
        final EntityAssociationMapping mapping = (EntityAssociationMapping) valueMapping;
        bindable = mapping.getForeignKeyDescriptor().getPart(mapping.getSideNature());
    } else if (valueMapping instanceof EntityMappingType) {
        bindable = ((EntityMappingType) valueMapping).getIdentifierMapping();
    } else {
        bindable = valueMapping;
    }
    if (bindable instanceof SelectableMappings) {
        ((SelectableMappings) bindable).forEachSelectable((index, selectableMapping) -> jdbcParameterConsumer.accept(index, new SqlTypedMappingJdbcParameter(selectableMapping)));
    } else if (bindable instanceof SelectableMapping) {
        jdbcParameterConsumer.accept(0, new SqlTypedMappingJdbcParameter((SelectableMapping) bindable));
    } else {
        SqlTypedMapping sqlTypedMapping = null;
        if (bindable instanceof BasicType<?>) {
            final int sqlTypeCode = ((BasicType<?>) bindable).getJdbcType().getDefaultSqlTypeCode();
            if (sqlTypeCode == SqlTypes.NUMERIC || sqlTypeCode == SqlTypes.DECIMAL) {
                // For numeric and decimal parameter types we must determine the precision/scale of the value.
                // When we need to cast the parameter later, it is necessary to know the size to avoid truncation.
                final QueryParameterBinding<?> binding = domainParameterBindings.getBinding(domainParameterXref.getQueryParameter(expression));
                final Object bindValue = binding.getBindValue();
                if (bindValue != null) {
                    if (bindValue instanceof BigInteger) {
                        int precision = bindValue.toString().length() - (((BigInteger) bindValue).signum() < 0 ? 1 : 0);
                        sqlTypedMapping = new SqlTypedMappingImpl(null, null, precision, 0, ((BasicType<?>) bindable).getJdbcMapping());
                    } else if (bindValue instanceof BigDecimal) {
                        final BigDecimal bigDecimal = (BigDecimal) bindValue;
                        sqlTypedMapping = new SqlTypedMappingImpl(null, null, bigDecimal.precision(), bigDecimal.scale(), ((BasicType<?>) bindable).getJdbcMapping());
                    }
                }
            }
        }
        if (sqlTypedMapping == null) {
            bindable.forEachJdbcType((index, jdbcMapping) -> jdbcParameterConsumer.accept(index, new JdbcParameterImpl(jdbcMapping)));
        } else {
            jdbcParameterConsumer.accept(0, new SqlTypedMappingJdbcParameter(sqlTypedMapping));
        }
    }
}