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Example 1 with AbstractIteratorBuilder

use of datawave.query.iterator.builder.AbstractIteratorBuilder in project datawave by NationalSecurityAgency.

the class TLDIndexBuildingVisitor method visit.

@Override
public Object visit(ASTEQNode node, Object data) {
    TLDIndexIteratorBuilder builder = new TLDIndexIteratorBuilder();
    boolean isNegation = false;
    if (data instanceof AbstractIteratorBuilder) {
        AbstractIteratorBuilder oib = (AbstractIteratorBuilder) data;
        isNegation = oib.isInANot();
    }
    builder.setSource(getSourceIterator(node, isNegation));
    builder.setTimeFilter(getTimeFilter(node));
    builder.setTypeMetadata(typeMetadata);
    builder.setDatatypeFilter(datatypeFilter);
    builder.setFieldsToAggregate(fieldsToAggregate);
    builder.setKeyTransform(fiAggregator);
    builder.forceDocumentBuild(!limitLookup && this.isQueryFullySatisfied);
    builder.setNode(node);
    node.childrenAccept(this, builder);
    // handle this, so we should just not build an IndexIterator for it.
    if (null == builder.getValue()) {
        if (isQueryFullySatisfied == true) {
            throw new RuntimeException("Determined that isQueryFullySatisfied should be false, but it was not preset to false by the SatisfactionVisitor");
        }
        return null;
    }
    // We have no parent already defined
    if (data == null) {
        // Make this EQNode the root
        if (!includeReferences.contains(builder.getField()) && excludeReferences.contains(builder.getField())) {
            throw new IllegalStateException(builder.getField() + " is a blacklisted reference.");
        } else {
            root = builder.build();
            if (log.isTraceEnabled()) {
                log.trace("Build IndexIterator: " + root);
            }
        }
    } else {
        AbstractIteratorBuilder iterators = (AbstractIteratorBuilder) data;
        // Add this IndexIterator to the parent
        if (!iterators.hasSeen(builder.getField(), builder.getValue()) && includeReferences.contains(builder.getField()) && !excludeReferences.contains(builder.getField())) {
            iterators.addInclude(builder.build());
        } else {
            if (isQueryFullySatisfied == true) {
                throw new RuntimeException("Determined that isQueryFullySatisfied should be false, but it was not preset to false by the SatisfactionVisitor");
            }
        }
    }
    return null;
}
Also used : AbstractIteratorBuilder(datawave.query.iterator.builder.AbstractIteratorBuilder)

Example 2 with AbstractIteratorBuilder

use of datawave.query.iterator.builder.AbstractIteratorBuilder in project datawave by NationalSecurityAgency.

the class TLDIndexBuildingVisitor method visit.

@Override
public Object visit(ASTNENode node, Object data) {
    // We have no parent already defined
    if (data == null) {
        // We don't support querying only on a negation
        throw new IllegalStateException("Root node cannot be a negation");
    }
    TLDIndexIteratorBuilder builder = new TLDIndexIteratorBuilder();
    builder.setSource(source.deepCopy(env));
    builder.setTypeMetadata(typeMetadata);
    builder.setDatatypeFilter(datatypeFilter);
    builder.setFieldsToAggregate(fieldsToAggregate);
    builder.setKeyTransform(fiAggregator);
    builder.setTimeFilter(timeFilter);
    builder.setNode(node);
    node.childrenAccept(this, builder);
    // handle this, so we should just not build an IndexIterator for it.
    if (null == builder.getValue()) {
        if (isQueryFullySatisfied == true) {
            throw new RuntimeException("Determined that isQueryFullySatisfied should be false, but it was not preset to false by the SatisfactionVisitor");
        }
        return null;
    }
    AbstractIteratorBuilder iterators = (AbstractIteratorBuilder) data;
    // Add the negated IndexIteratorBuilder to the parent as an *exclude*
    if (!iterators.hasSeen(builder.getField(), builder.getValue()) && includeReferences.contains(builder.getField()) && !excludeReferences.contains(builder.getField())) {
        iterators.addExclude(builder.build());
    } else {
        if (isQueryFullySatisfied == true) {
            throw new RuntimeException("Determined that isQueryFullySatisfied should be false, but it was not preset to false by the SatisfactionVisitor");
        }
    }
    return null;
}
Also used : AbstractIteratorBuilder(datawave.query.iterator.builder.AbstractIteratorBuilder)

Example 3 with AbstractIteratorBuilder

use of datawave.query.iterator.builder.AbstractIteratorBuilder in project datawave by NationalSecurityAgency.

the class IteratorBuildingVisitor method visit.

@Override
public Object visit(ASTNotNode not, Object data) {
    // We have no parent
    if (root == null && data == null) {
        // We don't support querying only on a negation
        throw new IllegalStateException("Root node cannot be a negation!");
    }
    NegationBuilder stub = new NegationBuilder();
    stub.negateAsNeeded(data);
    // Add all of the children to this negation
    not.childrenAccept(this, stub);
    // Then add the children to the parent's children
    AbstractIteratorBuilder parent = (AbstractIteratorBuilder) data;
    /*
         * because we're in a negation, the includes become excludes to the parent. conversely, the excludes in the child tree become includes to the parent.
         */
    parent.excludes().addAll(stub.includes());
    parent.includes().addAll(stub.excludes());
    if (log.isTraceEnabled()) {
        log.trace("pretty formatting of:\nparent.includes:" + formatIncludesOrExcludes(parent.includes()) + "\nparent.excludes:" + formatIncludesOrExcludes(parent.excludes()));
    }
    return null;
}
Also used : AbstractIteratorBuilder(datawave.query.iterator.builder.AbstractIteratorBuilder) NegationBuilder(datawave.query.iterator.builder.NegationBuilder)

Example 4 with AbstractIteratorBuilder

use of datawave.query.iterator.builder.AbstractIteratorBuilder 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;
}
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Example 5 with AbstractIteratorBuilder

use of datawave.query.iterator.builder.AbstractIteratorBuilder in project datawave by NationalSecurityAgency.

the class IteratorBuildingVisitor method visit.

@Override
public Object visit(ASTNENode node, Object data) {
    // We have no parent already defined
    if (data == null) {
        // We don't support querying only on a negation
        throw new IllegalStateException("Root node cannot be a negation");
    }
    IndexIteratorBuilder builder = null;
    try {
        builder = iteratorBuilderClass.asSubclass(IndexIteratorBuilder.class).newInstance();
    } catch (InstantiationException | IllegalAccessException e) {
        throw new RuntimeException(e);
    }
    builder.setQueryId(queryId);
    builder.setSource(source.deepCopy(env));
    builder.setTypeMetadata(typeMetadata);
    builder.setFieldsToAggregate(fieldsToAggregate);
    builder.setTimeFilter(timeFilter);
    builder.setDatatypeFilter(datatypeFilter);
    builder.setKeyTransform(fiAggregator);
    builder.setEnv(env);
    builder.setNode(node);
    node.childrenAccept(this, builder);
    // handle this, so we should just not build an IndexIterator for it.
    if (null == builder.getValue()) {
        if (this.indexOnlyFields.contains(builder.getField())) {
            QueryException qe = new QueryException(DatawaveErrorCode.INDEX_ONLY_FIELDS_RETRIEVAL_ERROR, MessageFormat.format("{0} {1} {2}", "Unable to compare index only field", builder.getField(), "against null"));
            throw new DatawaveFatalQueryException(qe);
        }
        // SatisfactionVisitor should have already initialized this to false
        if (isQueryFullySatisfied == true) {
            log.warn("Determined that isQueryFullySatisfied should be false, but it was not preset to false in the SatisfactionVisitor");
        }
        return null;
    }
    AbstractIteratorBuilder iterators = (AbstractIteratorBuilder) data;
    // Add the negated IndexIteratorBuilder to the parent as an *exclude*
    if (!iterators.hasSeen(builder.getField(), builder.getValue()) && includeReferences.contains(builder.getField()) && !excludeReferences.contains(builder.getField())) {
        iterators.addExclude(builder.build());
    } else {
        // SatisfactionVisitor should have already initialized this to false
        if (isQueryFullySatisfied == true) {
            log.warn("Determined that isQueryFullySatisfied should be false, but it was not preset to false in the SatisfactionVisitor");
        }
    }
    return null;
}
Also used : DatawaveFatalQueryException(datawave.query.exceptions.DatawaveFatalQueryException) QueryException(datawave.webservice.query.exception.QueryException) IndexIteratorBuilder(datawave.query.iterator.builder.IndexIteratorBuilder) AbstractIteratorBuilder(datawave.query.iterator.builder.AbstractIteratorBuilder) DatawaveFatalQueryException(datawave.query.exceptions.DatawaveFatalQueryException)

Aggregations

AbstractIteratorBuilder (datawave.query.iterator.builder.AbstractIteratorBuilder)9 IndexIteratorBuilder (datawave.query.iterator.builder.IndexIteratorBuilder)4 DatawaveFatalQueryException (datawave.query.exceptions.DatawaveFatalQueryException)3 QueryException (datawave.webservice.query.exception.QueryException)3 NegationBuilder (datawave.query.iterator.builder.NegationBuilder)2 OrIteratorBuilder (datawave.query.iterator.builder.OrIteratorBuilder)2 Predicate (com.google.common.base.Predicate)1 Predicates (com.google.common.base.Predicates)1 Lists (com.google.common.collect.Lists)1 Maps (com.google.common.collect.Maps)1 Sets (com.google.common.collect.Sets)1 DatawaveFieldIndexListIteratorJexl (datawave.core.iterators.DatawaveFieldIndexListIteratorJexl)1 FileSystemCache (datawave.core.iterators.filesystem.FileSystemCache)1 QueryLock (datawave.core.iterators.querylock.QueryLock)1 NoOpType (datawave.data.type.NoOpType)1 Constants (datawave.query.Constants)1 AttributeFactory (datawave.query.attributes.AttributeFactory)1 ValueTuple (datawave.query.attributes.ValueTuple)1 CompositeMetadata (datawave.query.composite.CompositeMetadata)1 EventFieldIterator (datawave.query.iterator.EventFieldIterator)1