Package org.apache.openjpa.kernel.exps

Examples of org.apache.openjpa.kernel.exps.QueryExpressions

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        Object executor = ((Object[])userObject)[1];
        if (executor instanceof StoreQuery.Executor == false)
            return new Object[]{null, _loc.get("exclude-not-executor", _id)};
        _exps = ((StoreQuery.Executor)executor).getQueryExpressions();
        for (int i = 0; i < _exps.length; i++) {
            QueryExpressions exp = _exps[i];
            if (exp.hasInExpression)
                return new Object[]{null, _loc.get("exclude-in-expression", _id)};
            if (isUsingExternalizedParameter(exp)) {
                return new Object[]{null, _loc.get("exclude-externalized-param", _id)};
            }
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        return ctx().parsed == null || root().parser == null ? null
            : root().parser.jpql;
    }

    QueryExpressions getQueryExpressions() {
        QueryExpressions exps = new QueryExpressions();
        exps.setContexts(contexts);

        evalQueryOperation(exps);

        Expression filter = null;
        Expression from = ctx().from;
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        // evaluate from clause for resolving variables defined in subquery
        JPQLNode from = node.getChild(1);
        subContext.from = evalFromClause(from, true);

        try {
            QueryExpressions subexp = getQueryExpressions();
            subq.setQueryExpressions(subexp);
            if (subexp.projections.length > 0)
                checkEmbeddable(subexp.projections[0]);
            return subq;
        } finally {
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                        q.getContext().getQueryString()));
            }
        }

        public final void validate(StoreQuery q) {
            QueryExpressions exps = assertQueryExpression();   
            ValidateGroupingExpressionVisitor.validate(q.getContext(), exps);
        }
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            ValidateGroupingExpressionVisitor.validate(q.getContext(), exps);
        }
       

        public void getRange(StoreQuery q, Object[] params, Range range) {
            QueryExpressions exps = assertQueryExpression();
            if (exps.range.length == 0)
                return;

            if (exps.range.length == 2
                && exps.range[0] instanceof Constant
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        _subq.setMetaData(candidate);
        Stack<Context> contexts = getContexts();
        Context context = new Context(null, _subq, contexts.peek());
        contexts.push(context);
        _delegate.setContexts(contexts);
        QueryExpressions subexp = exprBuilder.getQueryExpressions(factory, _delegate);
        _subq.setQueryExpressions(subexp);
        if (subexp.projections.length > 0)
            JPQLExpressionBuilder.checkEmbeddable(subexp.projections[0], null);
        contexts.pop();
        return _subq;
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        return ctx().parsed == null || root().parser == null ? null
            : root().parser.jpql;
    }

    QueryExpressions getQueryExpressions() {
        QueryExpressions exps = new QueryExpressions();
        exps.setContexts(contexts);

        evalQueryOperation(exps);

        Expression filter = null;
        Expression from = ctx().from;
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        // evaluate from clause for resolving variables defined in subquery
        JPQLNode from = node.getChild(1);
        subContext.from = evalFromClause(from, true);

        try {
            QueryExpressions subexp = getQueryExpressions();
            subq.setQueryExpressions(subexp);
            if (subexp.projections.length > 0)
                checkEmbeddable(subexp.projections[0]);
            return subq;
        } finally {
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        return ctx().parsed == null || root().parser == null ? null
            : root().parser.jpql;
    }

    QueryExpressions getQueryExpressions() {
        QueryExpressions exps = new QueryExpressions();

        evalQueryOperation(exps);

        Expression filter = null;
        filter = and(evalFromClause(root().id == JJTSELECT), filter);
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        subq.setMetaData(candidate);

        contexts.push(new Context(parsed, subq));

        try {
            QueryExpressions subexp = getQueryExpressions();
            subq.setQueryExpressions(subexp);
            return subq;
        } finally {
            // remove the subquery parse context
            contexts.pop();
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Related Classes of org.apache.openjpa.kernel.exps.QueryExpressions

  • org.apache.openjpa.jdbc.kernel.PreparedQueryImpl
  • org.apache.openjpa.kernel.ExpressionStoreQuery$AbstractExpressionExecutor
  • org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder
  • org.apache.openjpa.persistence.criteria.CriteriaExpressionBuilder
  • org.apache.openjpa.persistence.criteria.SubqueryImpl
  • java.util.HashMap
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