org.alfresco.repo.search.impl.querymodel.QueryOptions.Connective Java Examples

public ResultSet executeQuery(SearchParameters searchParameters)
{
    String ftsExpression = searchParameters.getQuery();
    QueryModelFactory factory = queryEngine.getQueryModelFactory();
    AlfrescoFunctionEvaluationContext context = new AlfrescoFunctionEvaluationContext(
            namespaceService, dictionaryService,
            searchParameters.getNamespace());

    QueryOptions options = QueryOptions.create(searchParameters);

    FTSParser.Mode mode;

    if(options.getDefaultFTSConnective() == Connective.AND)
    {
        mode = FTSParser.Mode.DEFAULT_CONJUNCTION;
    }
    else
    {
        mode = FTSParser.Mode.DEFAULT_DISJUNCTION;
    }
        
    Constraint constraint = FTSQueryParser.buildFTS(ftsExpression, factory, context, null, null, mode, options.getDefaultFTSFieldConnective(),
            searchParameters.getQueryTemplates(), options.getDefaultFieldName(), FTSQueryParser.RerankPhase.SINGLE_PASS);
    org.alfresco.repo.search.impl.querymodel.Query query = factory.createQuery(null, null, constraint, buildOrderings(factory, searchParameters));

    QueryEngineResults results = queryEngine.executeQuery(query, options, context);
    ResultSet resultSet = results.getResults().values().iterator().next();
    return resultSet;
}
 

public void testMapLoneStar() throws Exception
{
    final String ftsExpression = "* AND * AND * AND * AND * AND * AND * AND * AND * AND * AND *";
    AlfrescoFunctionEvaluationContext functionContext = new AlfrescoFunctionEvaluationContext(null, null, NamespaceService.CONTENT_MODEL_1_0_URI);

    Map<String, String> templates = new HashMap<String, String>();
    String keywordsTemplate = "%(cm:name cm:title cm:description ia:whatEvent ia:descriptionEvent lnk:title lnk:description TEXT TAG)";
    String keywordsKey = "keywords";
    templates.put(keywordsKey, keywordsTemplate);

    final FTSParser.Mode mode = FTSParser.Mode.DEFAULT_DISJUNCTION;
    final Connective defaultFieldConnective = Connective.OR;

    class TestMock extends FTSQueryParser.TestNodeBuilder
    {
        private void test(CommonTree initialNode, CommonTree replacedNode)
        {
            if (initialNode.getType() == FTSParser.TERM &&
                    initialNode.getChildCount() == 1 &&
                    initialNode.getChild(0).getType() == FTSParser.STAR)
            {
                // input is the lone star
                Tree node = replacedNode;
                while (true)
                {
                    if (node.getChildCount() == 1)
                    {
                        node = node.getChild(0);
                        if (node.getType() == FTSParser.TERM)
                        {
                            assertEquals("Lone star should be mapped to " + FTSQueryParser.VALUE_REPLACELONESTAR, node.getChildCount(), 2);
                            Tree child1 = node.getChild(0);
                            assertEquals("Lone star should be mapped to " + FTSQueryParser.VALUE_REPLACELONESTAR, child1.getType(), FTSParser.ID);
                            assertEquals("Lone star should be mapped to " + FTSQueryParser.VALUE_REPLACELONESTAR, child1.getText(), "T");
                            Tree child2 = node.getChild(1);
                            assertEquals("Lone star should be mapped to " + FTSQueryParser.VALUE_REPLACELONESTAR, child2.getType(), FTSParser.FIELD_REF);
                            assertEquals("Lone star should be mapped to " + FTSQueryParser.VALUE_REPLACELONESTAR, child2.getChild(0).getText(), "ISNODE");
                            // checking done
                            break;
                        }
                    }
                    else
                    {
                        // wrong structure of the replaced node
                        fail("Lone star should be mapped to " + FTSQueryParser.VALUE_REPLACELONESTAR);
                    }
                }
            }
        }
        
        @Override
        protected CommonTree build(CommonTree fieldReferenceNode, CommonTree argNode, QueryModelFactory factory, FunctionEvaluationContext functionEvaluationContext,
                Selector selector, Map<String, Column> columnMap, Map<String, CommonTree> templateTrees, String defaultField)
        {
            CommonTree testNode = super.build(fieldReferenceNode, argNode, factory, functionEvaluationContext, selector, columnMap, templateTrees, defaultField);
            test(argNode, testNode);
            return testNode;
        }
    }

    FTSQueryParser.setTestNodeBuilder(new TestMock());
    try
    {
        FTSQueryParser.buildFTS(ftsExpression, new LuceneQueryModelFactory(), functionContext, null, null,
                mode, defaultFieldConnective, templates, keywordsKey, FTSQueryParser.RerankPhase.SINGLE_PASS);
    }
    finally
    {
        // set default logic
        FTSQueryParser.setTestNodeBuilder(new FTSQueryParser.TestNodeBuilder());
    }
}
 

public Query getFTSQuery(Pair<SearchParameters, Boolean> searchParametersAndFilter, SolrQueryRequest req, FTSQueryParser.RerankPhase rerankPhase) throws ParseException
{

    SearchParameters searchParameters = searchParametersAndFilter.getFirst();
    Boolean isFilter = searchParametersAndFilter.getSecond();

    QueryModelFactory factory = new LuceneQueryModelFactory<Query, Sort, SyntaxError>();
    AlfrescoFunctionEvaluationContext functionContext = new AlfrescoSolr4FunctionEvaluationContext(namespaceDAO, getDictionaryService(CMISStrictDictionaryService.DEFAULT), NamespaceService.CONTENT_MODEL_1_0_URI, req.getSchema());

    FTSParser.Mode mode;

    if (searchParameters.getDefaultFTSOperator() == org.alfresco.service.cmr.search.SearchParameters.Operator.AND)
    {
        mode = FTSParser.Mode.DEFAULT_CONJUNCTION;
    }
    else
    {
        mode = FTSParser.Mode.DEFAULT_DISJUNCTION;
    }

    Constraint constraint = FTSQueryParser.buildFTS(searchParameters.getQuery(), factory, functionContext, null, null, mode,
            searchParameters.getDefaultFTSOperator() == org.alfresco.service.cmr.search.SearchParameters.Operator.OR ? Connective.OR : Connective.AND,
            searchParameters.getQueryTemplates(), searchParameters.getDefaultFieldName(), rerankPhase);
    org.alfresco.repo.search.impl.querymodel.Query queryModelQuery = factory.createQuery(null, null, constraint, new ArrayList<>());

    @SuppressWarnings("unchecked")
    LuceneQueryBuilder<Query, Sort, ParseException> builder = (LuceneQueryBuilder<Query, Sort, ParseException>) queryModelQuery;

    LuceneQueryBuilderContext<Query, Sort, ParseException> luceneContext = getLuceneQueryBuilderContext(searchParameters, req, CMISStrictDictionaryService.DEFAULT, rerankPhase);

    Set<String> selectorGroup = null;
    if (queryModelQuery.getSource() != null)
    {
        List<Set<String>> selectorGroups = queryModelQuery.getSource().getSelectorGroups(functionContext);

        if (selectorGroups.size() == 0)
        {
            throw new UnsupportedOperationException("No selectors");
        }

        if (selectorGroups.size() > 1)
        {
            throw new UnsupportedOperationException("Advanced join is not supported");
        }

        selectorGroup = selectorGroups.get(0);
    }
    Query luceneQuery = builder.buildQuery(selectorGroup, luceneContext, functionContext);
    // query needs some search parameters fro correct caching ....

    return new ContextAwareQuery(luceneQuery, Boolean.TRUE.equals(isFilter) ? null : searchParameters);
}