Examples of org.modeshape.jcr.query.model.Selector

org.modeshape.jcr.query.model.Selector

            name = selector(parts[0]);
            propertyName = parts[1];
            columnName = parts[1];
        } else {
            if (source instanceof Selector) {
                Selector selector = (Selector)source;
                name = selector.hasAlias() ? selector.alias() : selector.name();
                propertyName = parts[0];
                columnName = parts[0];
            } else {
                throw new IllegalArgumentException(GraphI18n.columnMustBeScoped.text(parts[0]));
            }

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     * 
     * @param tableNameWithOptionalAlias the name of the table, optionally including the alias
     * @return this builder object, for convenience in method chaining
     */
    public QueryBuilder from( String tableNameWithOptionalAlias ) {
        Selector selector = namedSelector(tableNameWithOptionalAlias);
        SelectorName oldName = this.source instanceof Selector ? ((Selector)source).name() : null;
        // Go through the columns and change the selector name to use the new alias ...
        for (int i = 0; i != columns.size(); ++i) {
            Column old = columns.get(i);
            if (old.selectorName().equals(oldName)) {
                columns.set(i, new Column(selector.aliasOrName(), old.getPropertyName(), old.getColumnName()));
            }
        }
        this.source = selector;
        return this;
    }

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                                       Source source,
                                       Map<SelectorName, Table> usedSelectors ) {
        if (source instanceof Selector) {
            // No join required ...
            assert source instanceof AllNodes || source instanceof NamedSelector;
            Selector selector = (Selector)source;
            PlanNode node = new PlanNode(Type.SOURCE);
            if (selector.hasAlias()) {
                node.addSelector(selector.alias());
                node.setProperty(Property.SOURCE_ALIAS, selector.alias());
                node.setProperty(Property.SOURCE_NAME, selector.name());
            } else {
                node.addSelector(selector.name());
                node.setProperty(Property.SOURCE_NAME, selector.name());
            }
            // Validate the source name and set the available columns ...
            NameFactory nameFactory = context.getExecutionContext().getValueFactories().getNameFactory();
            // Always use the qualified form when searching for tables
            Table table = context.getSchemata().getTable(selector.name().qualifiedForm(nameFactory));
            if (table != null) {
                if (table instanceof View) context.getHints().hasView = true;
                if (usedSelectors.put(selector.aliasOrName(), table) != null) {
                    // There was already a table with this alias or name ...
                    I18n msg = GraphI18n.selectorNamesMayNotBeUsedMoreThanOnce;
                    context.getProblems().addError(msg, selector.aliasOrName().getString());
                }
                node.setProperty(Property.SOURCE_COLUMNS, table.getColumns());
            } else {
                context.getProblems().addError(GraphI18n.tableDoesNotExist, selector.name());
            }
            return node;
        }
        if (source instanceof Join) {
            Join join = (Join)source;

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        }
        tokens.consume(")");
        // The name may be a selector name, or it may be a property name on the default selector.
        // If there is just a single selector ...
        if (source instanceof Selector) {
            Selector selector = (Selector)source;
            // and the selector name matches ...
            selectorName = new SelectorName(firstWord);
            if (selectorName.equals(selector.name()) || (selector.hasAlias() && selectorName.equals(selector.alias()))) {
                // This is a reference value with just the selector name ...
                return referenceValue(selectorName);
            }
            // Otherwise, the reference value is just the property name ...
            return referenceValue(selector.aliasOrName(), firstWord);
        }
        // Otherwise, the first word is the name of a selector ...
        selectorName = new SelectorName(firstWord);
        return referenceValue(selectorName);
    }

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Related Classes of org.modeshape.jcr.query.model.Selector

org.modeshape.jcr.query.parse.BasicSqlQueryParser

org.modeshape.jcr.query.plan.CanonicalPlanner

org.modeshape.jcr.query.QueryBuilder

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