Examples with HqlDataInstance com.evolveum.midpoint.repo.sql.query.resolution.HqlDataInstance used on opensource projects

Example 1 with HqlDataInstance

use of com.evolveum.midpoint.repo.sql.query.resolution.HqlDataInstance in project midpoint by Evolveum.

the class ExistsRestriction method interpret.

@Override
public Condition interpret() throws QueryException {
    HqlDataInstance dataInstance = getItemPathResolver().resolveItemPath(filter.getFullPath(), filter.getDefinition(), getBaseHqlEntity(), false);
    boolean isAll = filter.getFilter() == null || filter.getFilter() instanceof AllFilter;
    JpaDataNodeDefinition jpaDefinition = dataInstance.getJpaDefinition();
    if (!isAll) {
        if (!(jpaDefinition instanceof JpaEntityDefinition)) {
            // partially checked already (for non-null-ness)
            throw new QueryException("ExistsRestriction with non-empty subfilter points to non-entity node: " + jpaDefinition);
        }
        setHqlDataInstance(dataInstance);
        QueryInterpreter interpreter = context.getInterpreter();
        return interpreter.interpretFilter(context, filter.getFilter(), this);
    } else if (jpaDefinition instanceof JpaPropertyDefinition && (((JpaPropertyDefinition) jpaDefinition).isCount())) {
        RootHibernateQuery hibernateQuery = context.getHibernateQuery();
        return hibernateQuery.createSimpleComparisonCondition(dataInstance.getHqlPath(), 0, ">");
    } else {
        // TODO support exists also for other properties (single valued or multi valued)
        throw new UnsupportedOperationException("Exists filter with 'all' subfilter is currently not supported");
    }
}

Example 2 with HqlDataInstance

use of com.evolveum.midpoint.repo.sql.query.resolution.HqlDataInstance in project midpoint by Evolveum.

the class ItemValueRestriction method interpret.

@Override
public Condition interpret() throws QueryException {
    ItemPath path = getItemPath();
    if (ItemPath.isEmpty(path)) {
        throw new QueryException("Null or empty path for ItemValueRestriction in " + filter.debugDump());
    }
    HqlDataInstance dataInstance = getItemPathResolver().resolveItemPath(path, itemDefinition, getBaseHqlEntity(), false);
    setHqlDataInstance(dataInstance);
    return interpretInternal();
}

Example 3 with HqlDataInstance

use of com.evolveum.midpoint.repo.sql.query.resolution.HqlDataInstance in project midpoint by Evolveum.

the class PropertyRestriction method createPropertyVsPropertyCondition.

Condition createPropertyVsPropertyCondition(String leftPropertyValuePath) throws QueryException {
    HqlDataInstance rightItem = getItemPathResolver().resolveItemPath(filter.getRightHandSidePath(), filter.getRightHandSideDefinition(), getBaseHqlEntityForChildren(), true);
    String rightHqlPath = rightItem.getHqlPath();
    RootHibernateQuery hibernateQuery = context.getHibernateQuery();
    if (filter instanceof EqualFilter) {
        // left = right OR (left IS NULL AND right IS NULL)
        Condition condition = hibernateQuery.createCompareXY(leftPropertyValuePath, rightHqlPath, "=", false);
        return hibernateQuery.createOr(condition, hibernateQuery.createAnd(hibernateQuery.createIsNull(leftPropertyValuePath), hibernateQuery.createIsNull(rightHqlPath)));
    } else if (filter instanceof ComparativeFilter) {
        ItemRestrictionOperation operation = findOperationForFilter(filter);
        return hibernateQuery.createCompareXY(leftPropertyValuePath, rightHqlPath, operation.symbol(), false);
    } else {
        throw new QueryException("Right-side ItemPath is supported currently only for EqualFilter or ComparativeFilter, not for " + filter);
    }
}