Examples of org.jboss.dna.graph.query.model.Ordering

org.jboss.dna.graph.query.model.Ordering
A specification of the ordering for the results.

                case SORT:
                    List<Object> orderBys = node.getPropertyAsList(Property.SORT_ORDER_BY, Object.class);
                    if (orderBys != null && !orderBys.isEmpty()) {
                        if (orderBys.get(0) instanceof Ordering) {
                            for (int i = 0; i != orderBys.size(); ++i) {
                                Ordering ordering = (Ordering)orderBys.get(i);
                                Visitors.visitAll(ordering, collectionVisitor);
                            }
                        }
                    }
                    break;

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                                orderBys.set(i, replacement);
                            }
                        }
                    } else {
                        for (int i = 0; i != orderBys.size(); ++i) {
                            Ordering ordering = (Ordering)orderBys.get(i);
                            DynamicOperand operand = ordering.getOperand();
                            orderBys.set(i, replaceReferencesToRemovedSource(context, operand, rewrittenSelectors));
                        }
                    }
                }
                break;

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                        node.getSelectors().clear();
                        for (Ordering ordering : orderings) {
                            DynamicOperand operand = ordering.getOperand();
                            DynamicOperand newOperand = replaceViewReferences(context, operand, mappings, node);
                            if (newOperand != operand) {
                                ordering = new Ordering(newOperand, ordering.getOrder());
                            }
                            node.addSelectors(Visitors.getSelectorsReferencedBy(ordering));
                            newOrderings.add(ordering);
                        }
                        node.setProperty(Property.SORT_ORDER_BY, newOrderings);

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            this.order = order;
            this.builder = builder;
        }


        protected OrderByBuilder addOrdering( DynamicOperand operand ) {
            Ordering ordering = new Ordering(operand, order);
            QueryBuilder.this.orderings.add(ordering);
            return builder;
        }

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                                      Source source ) {
        DynamicOperand operand = parseDynamicOperand(tokens, typeSystem, source);
        Order order = Order.ASCENDING;
        if (tokens.canConsume("DESC")) order = Order.DESCENDING;
        if (tokens.canConsume("ASC")) order = Order.ASCENDING;
        return new Ordering(operand, order);
    }

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            String property1 = joinCondition.getProperty1Name();
            String property2 = joinCondition.getProperty2Name();


            // Create the Ordering for the first selector/property pair ...
            DynamicOperand operand1 = new PropertyValue(selector1, property1);
            Ordering ordering1 = new Ordering(operand1, Order.ASCENDING);
            // Create the Ordering for the second selector/property pair ...
            DynamicOperand operand2 = new PropertyValue(selector2, property2);
            Ordering ordering2 = new Ordering(operand2, Order.ASCENDING);


            if (leftSelectors.contains(selector1)) {
                leftSortBy.add(ordering1);
                rightSortBy.add(ordering2);
            } else {

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Related Classes of org.jboss.dna.graph.query.model.Ordering

org.jboss.dna.graph.query.optimize.ChooseJoinAlgorithm

org.jboss.dna.graph.query.parse.SqlQueryParser

org.jboss.dna.graph.query.plan.PlanUtil

org.jboss.dna.graph.query.QueryBuilder$SingleOrderByOperandBuilder

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