Examples of org.jboss.dna.graph.request.AccessQueryRequest

org.jboss.dna.graph.request.AccessQueryRequest
A {@link Request} to issue an access query a graph, where an access query is a low-level atomic query that is part of a large,planned query.

         *      org.jboss.dna.graph.request.Request)
         */
        public void execute( ExecutionContext context,
                             Request request ) throws RepositorySourceException {
            if (request instanceof AccessQueryRequest) {
                AccessQueryRequest queryRequest = (AccessQueryRequest)request;
                RequestProcessor searchProcessor = searchEngine().createProcessor(context, null, true);
                try {
                    searchProcessor.process(queryRequest);
                } finally {
                    searchProcessor.close();
                }
            } else if (request instanceof FullTextSearchRequest) {
                FullTextSearchRequest searchRequest = (FullTextSearchRequest)request;
                RequestProcessor searchProcessor = searchEngine().createProcessor(context, null, true);
                try {
                    searchProcessor.process(searchRequest);
                } finally {
                    searchProcessor.close();
                }
            } else if (request instanceof CompositeRequest) {
                CompositeRequest composite = (CompositeRequest)request;
                CompositeRequestChannel channel = null;
                RequestProcessor searchProcessor = null;
                try {
                    for (Request nested : composite) {
                        if (nested instanceof AccessQueryRequest) {
                            AccessQueryRequest queryRequest = (AccessQueryRequest)request;
                            if (searchProcessor == null) searchProcessor = searchEngine().createProcessor(context, null, true);
                            searchProcessor.process(queryRequest);
                        } else if (nested instanceof FullTextSearchRequest) {
                            FullTextSearchRequest searchRequest = (FullTextSearchRequest)request;
                            if (searchProcessor == null) searchProcessor = searchEngine().createProcessor(context, null, true);

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         *      org.jboss.dna.graph.request.Request)
         */
        public void execute( final ExecutionContext context,
                             final Request request ) throws RepositorySourceException {
            if (request instanceof AccessQueryRequest) {
                AccessQueryRequest queryRequest = (AccessQueryRequest)request;
                RequestProcessor searchProcessor = searchEngine().createProcessor(context, null, true);
                try {
                    searchProcessor.process(queryRequest);
                } finally {
                    searchProcessor.close();
                }
            } else if (request instanceof FullTextSearchRequest) {
                FullTextSearchRequest searchRequest = (FullTextSearchRequest)request;
                RequestProcessor searchProcessor = searchEngine().createProcessor(context, null, true);
                try {
                    searchProcessor.process(searchRequest);
                } finally {
                    searchProcessor.close();
                }
            } else if (request instanceof CompositeRequest) {
                CompositeRequest composite = (CompositeRequest)request;
                List<Request> delegateRequests = null;
                RequestProcessor searchProcessor = null;
                try {
                    Request delegateRequest = composite;
                    for (Request nested : composite) {
                        if (nested instanceof AccessQueryRequest) {
                            AccessQueryRequest queryRequest = (AccessQueryRequest)request;
                            if (searchProcessor == null) searchProcessor = searchEngine().createProcessor(context, null, true);
                            searchProcessor.process(queryRequest);
                            delegateRequest = null;
                        } else if (nested instanceof FullTextSearchRequest) {
                            FullTextSearchRequest searchRequest = (FullTextSearchRequest)request;

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                                        QueryContext context,
                                        Columns columns,
                                        PlanNode accessNode ) {
            super(context, columns, accessNode);
            this.graphSourceName = graphSourceName;
            accessRequest = new AccessQueryRequest(workspaceName, sourceName, getColumns(), andedConstraints, limit,
                                                   context.getSchemata(), context.getVariables());
            ((GraphQueryContext)context).getBatch().requestQueue.submit(accessRequest);
        }

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        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);
            if (request.hasError()) {
                fail(request.getError().getMessage());
            }
            return new org.jboss.dna.graph.query.process.QueryResults(request.resultColumns(), request.getStatistics(),
                                                                      request.getTuples());
        } finally {
            processor.close();
        }
    }

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            protected AccessQueryProcessor( GraphQueryContext context,
                                            Columns columns,
                                            PlanNode accessNode ) {
                super(context, columns, accessNode);
                accessRequest = new AccessQueryRequest(context.getWorkspaceName(), sourceName, getColumns(), andedConstraints,
                                                       limit, context.getSchemata(), context.getVariables());
                context.getProcessor().process(accessRequest);
            }

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        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);
            if (request.hasError()) {
                request.getError().printStackTrace(System.out);
                fail(request.getError().getMessage());
            }
            return new org.jboss.dna.graph.query.process.QueryResults(request.resultColumns(), request.getStatistics(),
                                                                      request.getTuples());
        } finally {
            processor.close();
        }
    }

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