Examples of org.jboss.dna.graph.query.QueryResults$Statistics

org.jboss.dna.graph.query.QueryResults
Definition of the columns that are available in the results, which outline the structure of the {@link QueryResults#getTuples() tuples} in the results, and which can be used to access the individual values in each ofthe tuples.

     */
    public QueryResults search( final String fullTextSearchExpression,
                                int maxResults,
                                int offset ) {
        FullTextSearchRequest request = requests.search(getCurrentWorkspaceName(), fullTextSearchExpression, maxResults, offset);
        QueryResults results = new org.jboss.dna.graph.query.process.QueryResults(request.getResultColumns(),
                                                                                  request.getStatistics(), request.getTuples());
        return results;
    }

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    @Override
    public void process( AccessQueryRequest request ) {
        PathWorkspace workspace = getWorkspace(request, request.workspace());
        if (workspace == null) return;
        final ExecutionContext context = getExecutionContext();
        QueryResults results = workspace.query(context, request);
        if (results != null) {
            request.setResults(results.getTuples(), results.getStatistics());
        } else {
            super.processUnknownRequest(request);
        }
    }

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    @Override
    public void process( FullTextSearchRequest request ) {
        PathWorkspace workspace = getWorkspace(request, request.workspace());
        if (workspace == null) return;
        final ExecutionContext context = getExecutionContext();
        QueryResults results = workspace.search(context, request.expression());
        if (results != null) {
            request.setResults(results.getColumns(), results.getTuples(), results.getStatistics());
        } else {
            super.processUnknownRequest(request);
        }
    }

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    @Override
    public void process( AccessQueryRequest request ) {
        MapWorkspace workspace = getWorkspace(request, request.workspace());
        if (workspace == null) return;
        final ExecutionContext context = getExecutionContext();
        QueryResults results = workspace.query(context, request);
        if (results != null) {
            request.setResults(results.getTuples(), results.getStatistics());
        } else {
            super.processUnknownRequest(request);
        }
    }

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    @Override
    public void process( FullTextSearchRequest request ) {
        MapWorkspace workspace = getWorkspace(request, request.workspace());
        if (workspace == null) return;
        final ExecutionContext context = getExecutionContext();
        QueryResults results = workspace.search(context, request.expression());
        if (results != null) {
            request.setResults(results.getColumns(), results.getTuples(), results.getStatistics());
        } else {
            super.processUnknownRequest(request);
        }
    }

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    }


    @Test
    public void shouldFindNodesByFullTextSearch() {
        indexWorkspace(workspaceName1);
        QueryResults results = search(workspaceName1, "Toyota Prius", 10, 0);
        assertThat(results, is(notNullValue()));
        assertRowCount(results, 2);
        Location first = (Location)(results.getTuples().get(0)[0]);
        Location second = (Location)(results.getTuples().get(1)[0]);
        assertThat(first.getPath(), is(path("/Cars/Hybrid/Toyota Prius")));
        assertThat(second.getPath(), is(path("/Cars/Hybrid/Toyota Highlander")));
    }

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    }


    @Test
    public void shouldFindNodesByFullTextSearchWithOffset() {
        indexWorkspace(workspaceName1);
        QueryResults results = search(workspaceName1, "toyota prius", 1, 0);
        assertThat(results, is(notNullValue()));
        assertRowCount(results, 1);
        Location first = (Location)(results.getTuples().get(0)[0]);
        assertThat(first.getPath(), is(path("/Cars/Hybrid/Toyota Prius")));


        results = search(workspaceName1, "+Toyota", 1, 1);
        assertThat(results, is(notNullValue()));
        assertRowCount(results, 1);
        first = (Location)(results.getTuples().get(0)[0]);
        assertThat(first.getPath(), is(path("/Cars/Hybrid/Toyota Highlander")));
    }

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    @Test
    public void shouldFindAllNodesBySimpleQuery() {
        indexWorkspace(workspaceName1);
        String query = "SELECT [jcr:primaryType] FROM __ALLNODES__";
        QueryResults results = query(workspaceName1, query);
        assertRowCount(results, 18);
    }

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    @Test
    public void shouldFindNodesBySimpleQuery() {
        indexWorkspace(workspaceName1);
        String query = "SELECT model, maker FROM __ALLNODES__";
        QueryResults results = query(workspaceName1, query);
        assertRowCount(results, 18);
    }

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    @Test
    public void shouldFindNodesBySimpleQueryWithEqualityComparisonCriteria() {
        indexWorkspace(workspaceName1);
        String query = "SELECT model, maker FROM __ALLNODES__ WHERE maker = 'Toyota'";
        QueryResults results = query(workspaceName1, query);
        assertRowCount(results, 2);
    }

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