Examples with DatawaveFatalQueryException datawave.query.exceptions.DatawaveFatalQueryException used on opensource projects

Example 1 with DatawaveFatalQueryException

use of datawave.query.exceptions.DatawaveFatalQueryException in project datawave by NationalSecurityAgency.

the class KeyToDocumentData method apply.

@Override
public Entry<DocumentData, Document> apply(Entry<Key, Document> from) {
    // We want to ensure that we have a non-empty colqual
    if (null == from || null == from.getKey() || null == from.getValue())
        return null;
    Range keyRange = getKeyRange(from);
    try {
        source.seek(keyRange, columnFamilies, inclusive);
        if (log.isDebugEnabled())
            log.debug(source.hasTop() + " Key range is " + keyRange);
        // Assign only once for
        final List<Entry<Key, Value>> attrs;
        // efficiency
        final Set<Key> docKeys = new HashSet<>();
        if (source.hasTop()) {
            attrs = this.collectDocumentAttributes(from.getKey(), docKeys, keyRange);
            this.appendHierarchyFields(attrs, keyRange, from.getKey());
        } else {
            attrs = Collections.emptyList();
        }
        return Maps.immutableEntry(new DocumentData(from.getKey(), docKeys, attrs, false), from.getValue());
    } catch (IOException e) {
        log.error("Unable to collection document attributes for evaluation: " + keyRange, e);
        QueryException qe = new QueryException(DatawaveErrorCode.DOCUMENT_EVALUATION_ERROR, e);
        throw new DatawaveFatalQueryException(qe);
    }
}

Example 2 with DatawaveFatalQueryException

use of datawave.query.exceptions.DatawaveFatalQueryException in project datawave by NationalSecurityAgency.

the class IndexOnlyKeyToDocumentData method next.

@Override
public Entry<DocumentData, Document> next() {
    final Entry<Key, Value> next;
    try {
        next = this.seekNext(false);
    } catch (IOException e) {
        QueryException qe = new QueryException(DatawaveErrorCode.SEEK_NEXT_ELEMENT_ERROR, e);
        throw new DatawaveFatalQueryException(qe);
    }
    final Entry<DocumentData, Document> entry;
    if (null != next) {
        final List<Entry<Key, Value>> keyValues = new LinkedList<>();
        keyValues.add(next);
        Key docKey = getDocKey(next.getKey());
        final DocumentData documentData = new DocumentData(this.iteratorDocumentKey, Collections.singleton(docKey), keyValues, true);
        entry = Maps.immutableEntry(documentData, this.iteratorDocument);
    } else if (next == ITERATOR_COMPLETE_KEY) {
        QueryException qe = new QueryException(DatawaveErrorCode.FETCH_NEXT_ELEMENT_ERROR, MessageFormat.format("Fieldname: {0}, Range: {1}", this.fieldName, this.parent));
        throw (NoSuchElementException) (new NoSuchElementException().initCause(qe));
    } else {
        entry = null;
    }
    return entry;
}

Example 3 with DatawaveFatalQueryException

use of datawave.query.exceptions.DatawaveFatalQueryException in project datawave by NationalSecurityAgency.

the class VisitorFunction method getEarliestBeginDate.

private Date getEarliestBeginDate(Collection<Range> ranges) {
    SimpleDateFormat sdf = new SimpleDateFormat(DateHelper.DATE_FORMAT_STRING_TO_DAY);
    Date minDate = null;
    try {
        for (Range range : ranges) {
            String stringDate = range.getStartKey().getRow().toString();
            if (stringDate.length() >= DateHelper.DATE_FORMAT_STRING_TO_DAY.length()) {
                stringDate = stringDate.substring(0, DateHelper.DATE_FORMAT_STRING_TO_DAY.length());
                Date date = sdf.parse(stringDate);
                if (minDate == null || date.compareTo(minDate) < 0) {
                    minDate = date;
                }
            }
        }
    } catch (Exception e) {
        throw new DatawaveFatalQueryException(e);
    }
    return minDate;
}

Example 4 with DatawaveFatalQueryException

use of datawave.query.exceptions.DatawaveFatalQueryException in project datawave by NationalSecurityAgency.

the class VisitorFunction method apply.

@Override
@Nullable
public ScannerChunk apply(@Nullable ScannerChunk input) {
    SessionOptions options = input.getOptions();
    ScannerChunk newSettings = new ScannerChunk(null, input.getRanges(), input.getLastKnownLocation());
    SessionOptions newOptions = new SessionOptions(options);
    for (IteratorSetting setting : options.getIterators()) {
        final String query = setting.getOptions().get(QueryOptions.QUERY);
        if (null != query) {
            IteratorSetting newIteratorSetting = new IteratorSetting(setting.getPriority(), setting.getName(), setting.getIteratorClass());
            newIteratorSetting.addOptions(setting.getOptions());
            try {
                ASTJexlScript script = null;
                boolean evaluatedPreviously = previouslyExecutable(query);
                boolean madeChange = false;
                if (!evaluatedPreviously && config.isCleanupShardsAndDaysQueryHints()) {
                    script = JexlASTHelper.parseAndFlattenJexlQuery(query);
                    script = DateIndexCleanupVisitor.cleanup(script);
                    madeChange = true;
                }
                String newQuery = evaluatedPreviously ? previouslyExpanded.get(query) : query;
                List<String> debug = null;
                if (log.isTraceEnabled())
                    debug = Lists.newArrayList();
                if (!config.isDisableWhindexFieldMappings() && !evaluatedPreviously) {
                    if (null == script)
                        script = JexlASTHelper.parseAndFlattenJexlQuery(query);
                    // apply the whindex using the shard date
                    ASTJexlScript rebuiltScript = WhindexVisitor.apply(script, config, getEarliestBeginDate(newSettings.getRanges()), metadataHelper);
                    // if the query changed, save it, and mark it as such
                    if (!TreeEqualityVisitor.isEqual(script, rebuiltScript)) {
                        log.debug("[" + config.getQuery().getId() + "] The WhindexVisitor updated the query: " + JexlStringBuildingVisitor.buildQuery(script));
                        script = rebuiltScript;
                        madeChange = true;
                    }
                }
                if (!config.isBypassExecutabilityCheck() || !evaluatedPreviously) {
                    if (null == script)
                        script = JexlASTHelper.parseAndFlattenJexlQuery(query);
                    if (!ExecutableDeterminationVisitor.isExecutable(script, config, indexedFields, indexOnlyFields, nonEventFields, true, debug, this.metadataHelper)) {
                        if (log.isTraceEnabled()) {
                            log.trace("Need to pull up non-executable query: " + JexlStringBuildingVisitor.buildQuery(script));
                            for (String debugStatement : debug) {
                                log.trace(debugStatement);
                            }
                            DefaultQueryPlanner.logQuery(script, "Failing query:");
                        }
                        script = (ASTJexlScript) PullupUnexecutableNodesVisitor.pullupDelayedPredicates(script, true, config, indexedFields, indexOnlyFields, nonEventFields, metadataHelper);
                        madeChange = true;
                        STATE state = ExecutableDeterminationVisitor.getState(script, config, indexedFields, indexOnlyFields, nonEventFields, true, debug, metadataHelper);
                        /**
                         * We could achieve better performance if we live with the small number of queries that error due to the full table scan exception.
                         *
                         * Either look at improving PushdownUnexecutableNodesVisitor or avoid the process altogether.
                         */
                        if (state != STATE.EXECUTABLE) {
                            if (log.isTraceEnabled()) {
                                log.trace("Need to push down non-executable query: " + JexlStringBuildingVisitor.buildQuery(script));
                                for (String debugStatement : debug) {
                                    log.trace(debugStatement);
                                }
                            }
                            script = (ASTJexlScript) PushdownUnexecutableNodesVisitor.pushdownPredicates(script, true, config, indexedFields, indexOnlyFields, nonEventFields, metadataHelper);
                        }
                        state = ExecutableDeterminationVisitor.getState(script, config, indexedFields, indexOnlyFields, nonEventFields, true, debug, metadataHelper);
                        if (state != STATE.EXECUTABLE) {
                            if (state == STATE.ERROR) {
                                log.warn("After expanding the query, it is determined that the query cannot be executed due to index-only fields mixed with expressions that cannot be run against the index.");
                                BadRequestQueryException qe = new BadRequestQueryException(DatawaveErrorCode.INDEX_ONLY_FIELDS_MIXED_INVALID_EXPRESSIONS);
                                throw new InvalidQueryException(qe);
                            }
                            log.warn("After expanding the query, it is determined that the query cannot be executed against the field index and a full table scan is required");
                            if (!config.getFullTableScanEnabled()) {
                                if (log.isTraceEnabled()) {
                                    log.trace("Full Table fail of " + JexlStringBuildingVisitor.buildQuery(script));
                                    for (String debugStatement : debug) {
                                        log.trace(debugStatement);
                                    }
                                    DefaultQueryPlanner.logQuery(script, "Failing query:");
                                }
                                PreConditionFailedQueryException qe = new PreConditionFailedQueryException(DatawaveErrorCode.FULL_TABLE_SCAN_REQUIRED_BUT_DISABLED);
                                throw new DatawaveFatalQueryException(qe);
                            }
                        }
                        if (log.isTraceEnabled()) {
                            for (String debugStatement : debug) {
                                log.trace(debugStatement);
                            }
                            DefaultQueryPlanner.logQuery(script, "Query pushing down large fielded lists:");
                        }
                    }
                }
                if (config.getSerializeQueryIterator()) {
                    serializeQuery(newIteratorSetting);
                } else {
                    if (!evaluatedPreviously) {
                        // if we have an hdfs configuration, then we can pushdown large fielded lists to an ivarator
                        if (config.getHdfsSiteConfigURLs() != null && setting.getOptions().get(QueryOptions.BATCHED_QUERY) == null) {
                            if (null == script)
                                script = JexlASTHelper.parseAndFlattenJexlQuery(query);
                            try {
                                script = pushdownLargeFieldedLists(config, script);
                                madeChange = true;
                            } catch (IOException ioe) {
                                log.error("Unable to pushdown large fielded lists....leaving in expanded form", ioe);
                            }
                        }
                    }
                }
                // only recompile the script if changes were made to the query
                if (madeChange)
                    newQuery = JexlStringBuildingVisitor.buildQuery(script);
                try {
                    previouslyExpanded.put(query, newQuery);
                } catch (NullPointerException npe) {
                    throw new DatawaveFatalQueryException(String.format("New query is null! madeChange: %b, qid: %s", madeChange, setting.getOptions().get(QueryOptions.QUERY_ID)), npe);
                }
                // test the final script for thresholds
                DefaultQueryPlanner.validateQuerySize("VisitorFunction", script, config, false);
                newIteratorSetting.addOption(QueryOptions.QUERY, newQuery);
                newOptions.removeScanIterator(setting.getName());
                newOptions.addScanIterator(newIteratorSetting);
                if (log.isDebugEnabled()) {
                    log.debug("VisitorFunction result: " + newSettings.getRanges());
                }
                if (log.isTraceEnabled()) {
                    DefaultQueryPlanner.logTrace(PrintingVisitor.formattedQueryStringList(script), "VistorFunction::apply method");
                } else if (log.isDebugEnabled()) {
                    DefaultQueryPlanner.logDebug(PrintingVisitor.formattedQueryStringList(script, DefaultQueryPlanner.maxChildNodesToPrint), "VistorFunction::apply method");
                }
            } catch (ParseException e) {
                throw new DatawaveFatalQueryException(e);
            }
        }
    }
    newSettings.setOptions(newOptions);
    return newSettings;
}

Example 5 with DatawaveFatalQueryException

use of datawave.query.exceptions.DatawaveFatalQueryException in project datawave by NationalSecurityAgency.

the class IteratorBuildingVisitor method visit.

@Override
public Object visit(ASTAndNode and, Object data) {
    QueryPropertyMarker.Instance instance = QueryPropertyMarker.findInstance(and);
    if (instance.isType(ExceededOrThresholdMarkerJexlNode.class)) {
        JexlNode source = instance.getSource();
        // Ivarator to get the job done
        if (source instanceof ASTAndNode) {
            try {
                ivarateList(and, source, data);
            } catch (IOException ioe) {
                throw new DatawaveFatalQueryException(ioe);
            }
        } else {
            QueryException qe = new QueryException(DatawaveErrorCode.UNEXPECTED_SOURCE_NODE, MessageFormat.format("{0}", "Limited ExceededOrThresholdMarkerJexlNode"));
            throw new DatawaveFatalQueryException(qe);
        }
    } else if (data instanceof IndexRangeIteratorBuilder) {
        // index checking has already been done, otherwise we would not have
        // an "ExceededValueThresholdMarker"
        // hence the "IndexAgnostic" method can be used here
        LiteralRange range = JexlASTHelper.findRange().recursively().getRange(and);
        if (range == null) {
            QueryException qe = new QueryException(DatawaveErrorCode.MULTIPLE_RANGES_IN_EXPRESSION);
            throw new DatawaveFatalQueryException(qe);
        }
        ((IndexRangeIteratorBuilder) data).setRange(range);
    } else if (instance.isType(ExceededValueThresholdMarkerJexlNode.class)) {
        // if the parent is our ExceededValueThreshold marker, then use an
        // Ivarator to get the job done unless we don't have to
        JexlNode source = instance.getSource();
        String identifier = null;
        LiteralRange<?> range = null;
        boolean negatedLocal = false;
        if (source instanceof ASTAndNode) {
            range = buildLiteralRange(source, null);
            identifier = range.getFieldName();
        } else {
            if (source instanceof ASTNRNode || source instanceof ASTNotNode)
                negatedLocal = true;
            range = buildLiteralRange(source);
            identifier = JexlASTHelper.getIdentifier(source);
        }
        boolean negatedOverall = negatedLocal;
        if (data instanceof AbstractIteratorBuilder) {
            AbstractIteratorBuilder oib = (AbstractIteratorBuilder) data;
            if (oib.isInANot()) {
                negatedOverall = !negatedOverall;
            }
        }
        // or the field is index only but not in the term frequencies, then we must ivarate
        if (!limitLookup || !allowTermFrequencyLookup || (indexOnlyFields.contains(identifier) && !termFrequencyFields.contains(identifier))) {
            if (source instanceof ASTAndNode) {
                try {
                    List<ASTFunctionNode> functionNodes = JexlASTHelper.getFunctionNodes(source).stream().filter(node -> JexlFunctionArgumentDescriptorFactory.F.getArgumentDescriptor(node).allowIvaratorFiltering()).collect(Collectors.toList());
                    if (functionNodes.isEmpty()) {
                        ivarateRange(and, source, data);
                    } else {
                        ivarateFilter(and, source, data, functionNodes);
                    }
                } catch (IOException ioe) {
                    throw new DatawaveFatalQueryException("Unable to ivarate", ioe);
                }
            } else if (source instanceof ASTERNode || source instanceof ASTNRNode) {
                try {
                    ivarateRegex(and, source, data);
                } catch (IOException ioe) {
                    throw new DatawaveFatalQueryException("Unable to ivarate", ioe);
                }
            } else {
                QueryException qe = new QueryException(DatawaveErrorCode.UNEXPECTED_SOURCE_NODE, MessageFormat.format("{0}", "ExceededValueThresholdMarkerJexlNode"));
                throw new DatawaveFatalQueryException(qe);
            }
        } else {
            NestedIterator<Key> nested = null;
            if (termFrequencyFields.contains(identifier)) {
                nested = buildExceededFromTermFrequency(identifier, and, source, range, data);
            } else {
                /**
                 * This is okay since 1) We are doc specific 2) We are not index only or tf 3) Therefore, we must evaluate against the document for this
                 * expression 4) Return a stubbed range in case we have a disjunction that breaks the current doc.
                 */
                if (!limitOverride && !negatedOverall)
                    nested = createExceededCheck(identifier, range, and);
            }
            if (null != nested && null != data && data instanceof AbstractIteratorBuilder) {
                AbstractIteratorBuilder iterators = (AbstractIteratorBuilder) data;
                if (negatedLocal) {
                    iterators.addExclude(nested);
                } else {
                    iterators.addInclude(nested);
                }
            } else {
                if (isQueryFullySatisfied == true) {
                    log.warn("Determined that isQueryFullySatisfied should be false, but it was not preset to false in the SatisfactionVisitor");
                }
                return nested;
            }
        }
    } else if (null != data && data instanceof AndIteratorBuilder) {
        and.childrenAccept(this, data);
    } else {
        // Create an AndIterator and recursively add the children
        AbstractIteratorBuilder andItr = new AndIteratorBuilder();
        andItr.negateAsNeeded(data);
        and.childrenAccept(this, andItr);
        // If there is no parent
        if (data == null) {
            // Make this AndIterator the root node
            if (!andItr.includes().isEmpty()) {
                root = andItr.build();
            }
        } else {
            // Otherwise, add this AndIterator to its parent
            AbstractIteratorBuilder parent = (AbstractIteratorBuilder) data;
            if (!andItr.includes().isEmpty()) {
                parent.addInclude(andItr.build());
            }
        }
        if (log.isTraceEnabled()) {
            log.trace("ASTAndNode visit: pretty formatting of:\nparent.includes:" + formatIncludesOrExcludes(andItr.includes()) + "\nparent.excludes:" + formatIncludesOrExcludes(andItr.excludes()));
        }
    }
    return null;
}