Package org.jboss.dna.graph.query.model

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

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     *
     * @return the resulting query command; never null
     * @see #clear()
     */
    public QueryCommand query() {
        QueryCommand result = new Query(source, constraint, orderings, columns, limit, distinct);
        if (this.firstQuery != null) {
            // EXCEPT has a higher precedence than INTERSECT or UNION, so if the first query is
            // an INTERSECT or UNION SetQuery, the result should be applied to the RHS of the previous set ...
            if (firstQuery instanceof SetQuery && firstQuerySetOperation == Operation.EXCEPT) {
                SetQuery setQuery = (SetQuery)firstQuery;
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                }
            }
            columns.add(new Column(selectorName, propertyName, expression.getColumnName()));
        }
        // Now create the query ...
        return new Query(source, constraint, orderings, columns, limit, isDistinct.get());
    }
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    protected QueryResults query( String workspaceName,
                                  String sql ) {
        QueryCommand command = this.sql.parseQuery(sql, typeSystem);
        assertThat(command, is(instanceOf(Query.class)));
        Query query = (Query)command;
        Source source = query.getSource();
        assertThat(source, is(instanceOf(Selector.class)));
        SelectorName tableName = ((Selector)source).getName();
        Constraint constraint = query.getConstraint();
        Columns resultColumns = new QueryResultColumns(query.getColumns(), QueryResultColumns.includeFullTextScores(constraint));
        List<Constraint> andedConstraints = getAndedConstraint(constraint, new ArrayList<Constraint>());
        Limit limit = query.getLimits();
        RequestProcessor processor = engine.createProcessor(context, null, true);
        try {
            AccessQueryRequest request = new AccessQueryRequest(workspaceName, tableName, resultColumns, andedConstraints, limit,
                                                                schemata, variables);
            processor.process(request);
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                }
            }
            orderByBuilder.end();
        }
        // Try building this query, because we need to check the # of columns selected and the # of sources ...
        Query query = (Query)builder.query();
        if (query.getColumns().isEmpty() && query.getSource() instanceof AllNodes) {
            // This is basically 'SELECT * FROM __ALLNODES__", which means that no type was explicitly specified and
            // nothing was selected from that type. According to JCR 1.0 Section 6.6.3.1, this equates to
            // 'SELECT * FROM [nt:base]', and since there is just one property on nt:base (but many on __ALLNODES__)
            // this really equates to 'SELECT [jcr:primaryType] FROM __ALLNODES__'.
            builder.select("jcr:primaryType");
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    protected QueryResults query( String workspaceName,
                                  String sql ) {
        QueryCommand command = this.sql.parseQuery(sql, typeSystem);
        assertThat(command, is(instanceOf(Query.class)));
        Query query = (Query)command;
        Source source = query.getSource();
        assertThat(source, is(instanceOf(Selector.class)));
        SelectorName tableName = ((Selector)source).getName();
        Constraint constraint = query.getConstraint();
        Columns resultColumns = new QueryResultColumns(query.getColumns(), QueryResultColumns.includeFullTextScores(constraint));
        List<Constraint> andedConstraints = getAndedConstraint(constraint, new ArrayList<Constraint>());
        Limit limit = query.getLimits();
        RequestProcessor processor = searchEngine.createProcessor(context, null, true);
        try {
            AccessQueryRequest request = new AccessQueryRequest(workspaceName, tableName, resultColumns, andedConstraints, limit,
                                                                schemata, variables);
            processor.process(request);
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Related Classes of org.jboss.dna.graph.query.model.Query

  • org.jboss.dna.graph.query.parse.SqlQueryParser
  • org.jboss.dna.graph.query.QueryBuilder
  • org.jboss.dna.jcr.xpath.XPathToQueryTranslator
  • org.jboss.dna.search.lucene.LuceneSearchEngineObservationTest
  • org.jboss.dna.search.lucene.LuceneSearchEngineTest
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