Examples with AqlParseError annis.model.AqlParseError used on opensource projects

Example 1 with AqlParseError

use of annis.model.AqlParseError in project ANNIS by korpling.

the class AnnotationExistenceValidator method transform.

@Override
public QueryData transform(QueryData data) {
    List<Long> corpusList = data.getCorpusList();
    if (queryDao != null && (corpusList != null) && !corpusList.isEmpty()) {
        // get first corpus name
        // List<AnnisCorpus> mycorpora = queryDao.listCorpora();
        // String firstcorpusname =  mycorpora.get(0).getName();
        Set<String> result = new TreeSet<>();
        /*get a list of all annotations in a similar way that TigerQueryBuilder gets it through 
       QueryServiceImpl in queryDao.listAnnotations()*/
        List<AnnisAttribute> atts = queryDao.listAnnotations(corpusList, false, true);
        // among them, get only node annotations
        for (AnnisAttribute a : atts) {
            if (a.getType() == AnnisAttribute.Type.node) {
                List<String> splitted = Splitter.on(":").limit(2).omitEmptyStrings().trimResults().splitToList(a.getName());
                result.add(splitted.get(splitted.size() - 1));
            // result is a set of strings of available annotations
            }
        }
        List<AqlParseError> errors = new LinkedList<>();
        for (List<QueryNode> alternative : data.getAlternatives()) {
            for (QueryNode n : alternative) {
                Set<QueryAnnotation> m = n.getNodeAnnotations();
                // always get the first one
                if (!m.isEmpty()) {
                    // name is the node name string, ready to check if name is in the list of
                    // available names
                    String name = m.iterator().next().getName();
                    if (!result.contains(name)) {
                        errors.add(new AqlParseError(n, "\"" + name + "\"" + " is not a valid annotation name in selected corpora "));
                    }
                }
            }
        }
        if (!errors.isEmpty()) {
            throw new AnnisQLSemanticsException("Invalid annotation names detected.", errors);
        }
    }
    return data;
}

Example 2 with AqlParseError

use of annis.model.AqlParseError in project ANNIS by korpling.

the class QueryController method reportServiceException.

/**
 * Show errors that occured during the execution of a query to the user.
 *
 * @param ex The exception to report in the user interface
 * @param showNotification If true a notification is shown instead of only
 * displaying the error in the status label.
 */
public void reportServiceException(UniformInterfaceException ex, boolean showNotification) {
    QueryPanel qp = searchView.getControlPanel().getQueryPanel();
    String caption = null;
    String description = null;
    if (!AnnisBaseUI.handleCommonError(ex, "execute query")) {
        switch(ex.getResponse().getStatus()) {
            case 400:
                List<AqlParseError> errors = ex.getResponse().getEntity(new GenericType<List<AqlParseError>>() {
                });
                caption = "Parsing error";
                description = Joiner.on("\n").join(errors);
                qp.setStatus(description);
                qp.setErrors(errors);
                break;
            case 504:
                caption = "Timeout";
                description = "Query execution took too long.";
                qp.setStatus(caption + ": " + description);
                break;
            case 403:
                if (Helper.getUser() == null) {
                    // not logged in
                    qp.setStatus("You don't have the access rights to query this corpus. " + "You might want to login to access more corpora.");
                    searchView.getMainToolbar().showLoginWindow(true);
                } else {
                    // logged in but wrong user
                    caption = "You don't have the access rights to query this corpus. " + "You might want to login as another user to access more corpora.";
                    qp.setStatus(caption);
                }
                break;
            default:
                log.error("Exception when communicating with service", ex);
                qp.setStatus("Unexpected exception:  " + ex.getMessage());
                ExceptionDialog.show(ex, "Exception when communicating with service.");
                break;
        }
        if (showNotification && caption != null) {
            Notification.show(caption, description, Notification.Type.WARNING_MESSAGE);
        }
    }
}

Example 3 with AqlParseError

use of annis.model.AqlParseError in project ANNIS by korpling.

the class ResultFetchJob method run.

@Override
public void run() {
    WebResource subgraphRes = Helper.getAnnisWebResource().path("query/search/subgraph");
    // holds the ids of the matches.
    MatchGroup result;
    try {
        if (Thread.interrupted()) {
            return;
        }
        // set the the progress bar, for given the user some information about the loading process
        ui.accessSynchronously(new Runnable() {

            @Override
            public void run() {
                resultPanel.showMatchSearchInProgress(query);
            }
        });
        // get the matches
        result = futureMatches.get();
        // get the subgraph for each match, when the result is not empty
        if (result.getMatches().isEmpty()) {
            // check if thread was interrupted
            if (Thread.interrupted()) {
                return;
            }
            // nothing found, so inform the user about this.
            ui.access(new Runnable() {

                @Override
                public void run() {
                    resultPanel.showNoResult();
                }
            });
        } else {
            if (Thread.interrupted()) {
                return;
            }
            // since annis found something, inform the user that subgraphs are created
            ui.access(new Runnable() {

                @Override
                public void run() {
                    resultPanel.showSubgraphSearchInProgress(query, 0.0f);
                }
            });
            // prepare fetching subgraphs
            final BlockingQueue<SaltProject> queue = new ArrayBlockingQueue<>(result.getMatches().size());
            int current = 0;
            final ArrayList<Match> matchList = new ArrayList<>(result.getMatches());
            for (Match m : matchList) {
                if (Thread.interrupted()) {
                    return;
                }
                List<Match> subList = new LinkedList<>();
                subList.add(m);
                final SaltProject p = executeQuery(subgraphRes, new MatchGroup(subList), query.getLeftContext(), query.getRightContext(), query.getSegmentation(), SubgraphFilter.all);
                queue.put(p);
                log.debug("added match {} to queue", current + 1);
                if (current == 0) {
                    ui.access(new Runnable() {

                        @Override
                        public void run() {
                            resultPanel.setQueryResultQueue(queue, query, matchList);
                        }
                    });
                }
                if (Thread.interrupted()) {
                    return;
                }
                current++;
            }
        }
    // end if no results
    } catch (InterruptedException ex) {
    // just return
    } catch (final ExecutionException root) {
        ui.accessSynchronously(new Runnable() {

            @Override
            public void run() {
                if (resultPanel != null && resultPanel.getPaging() != null) {
                    PagingComponent paging = resultPanel.getPaging();
                    Throwable cause = root.getCause();
                    if (cause instanceof UniformInterfaceException) {
                        UniformInterfaceException ex = (UniformInterfaceException) cause;
                        if (ex.getResponse().getStatus() == 400) {
                            List<AqlParseError> errors = ex.getResponse().getEntity(new GenericType<List<AqlParseError>>() {
                            });
                            String errMsg = Joiner.on(" | ").join(errors);
                            paging.setInfo("parsing error: " + errMsg);
                        } else if (ex.getResponse().getStatus() == 504) {
                            paging.setInfo("Timeout: query execution took too long");
                        } else if (ex.getResponse().getStatus() == 403) {
                            paging.setInfo("Not authorized to query this corpus.");
                        } else {
                            paging.setInfo("unknown error: " + ex);
                        }
                    } else {
                        log.error("Unexcepted ExecutionException cause", root);
                    }
                    resultPanel.showFinishedSubgraphSearch();
                }
            }
        });
    }
// end catch
}

Example 4 with AqlParseError

use of annis.model.AqlParseError in project ANNIS by korpling.

the class AqlCodeEditor method setErrors.

public void setErrors(List<AqlParseError> errors) {
    getState().errors.clear();
    if (errors != null) {
        for (AqlParseError e : errors) {
            getState().errors.add(new AqlCodeEditorState.ParseError(e));
        }
    }
    markAsDirty();
}

Example 5 with AqlParseError

use of annis.model.AqlParseError in project ANNIS by korpling.

the class AnnisParserAntlr method parse.

public QueryData parse(String aql, List<Long> corpusList) {
    final List<AqlParseError> errors = new LinkedList<>();
    AqlLexer lexerNonDNF = new AqlLexer(new ANTLRInputStream(aql));
    lexerNonDNF.removeErrorListeners();
    lexerNonDNF.addErrorListener(new AqlLexerErrorListener(errors));
    // bring first into DNF
    RawAqlPreParser rawParser = new RawAqlPreParser(new CommonTokenStream(lexerNonDNF));
    rawParser.removeErrorListeners();
    rawParser.addErrorListener(new AqlParseErrorListener(errors));
    RawAqlPreParser.StartContext treeRaw = rawParser.start();
    if (!errors.isEmpty()) {
        throw new AnnisQLSyntaxException(Joiner.on("\n").join(errors), errors);
    }
    // treeRaw.inspect(rawParser);
    ParseTreeWalker walkerRaw = new ParseTreeWalker();
    RawAqlListener listenerRaw = new RawAqlListener();
    walkerRaw.walk(listenerRaw, treeRaw);
    LogicClause topNode = listenerRaw.getRoot();
    DNFTransformer.toDNF(topNode);
    // use the DNF form and parse it again
    TokenSource source = new ListTokenSource(topNode.getCoveredToken());
    AqlParser parserDNF = new AqlParser(new CommonTokenStream(source));
    parserDNF.removeErrorListeners();
    parserDNF.addErrorListener(new AqlParseErrorListener(errors));
    AqlParser.StartContext treeDNF = parserDNF.start();
    if (!errors.isEmpty()) {
        throw new AnnisQLSyntaxException(Joiner.on("\n").join(errors), errors);
    }
    ParseTreeWalker walker = new ParseTreeWalker();
    NodeIDListener idListener = new NodeIDListener();
    walker.walk(idListener, treeDNF);
    QueryNodeListener nodeListener = new QueryNodeListener(idListener.getNodeIntervalToID());
    try {
        walker.walk(nodeListener, treeDNF);
        QueryData data = nodeListener.getQueryData();
        data.setCorpusList(corpusList);
        data.addMetaAnnotations(nodeListener.getMetaData());
        JoinListener joinListener = new JoinListener(data, precedenceBound, nodeListener.getTokenPositions());
        walker.walk(joinListener, treeDNF);
        if (postProcessors != null) {
            for (QueryDataTransformer transformer : postProcessors) {
                data = transformer.transform(data);
            }
        }
        return data;
    } catch (NullPointerException ex) {
        log.warn("Null pointer exception occured during parsing", ex);
        throw new AnnisQLSemanticsException(ex.getMessage());
    } catch (IllegalArgumentException ex) {
        throw new AnnisQLSemanticsException(ex.getMessage());
    }
}