Examples with StrField org.apache.solr.schema.StrField used on opensource projects

Example 1 with StrField

use of org.apache.solr.schema.StrField in project lucene-solr by apache.

the class StatsCollectorSupplierFactory method buildFieldSource.

/**
   *  Builds a value source for a given field, making sure that the field fits a given source type.
   * @param schema the schema
   * @param expressionString The name of the field to build a Field Source from.
   * @param sourceType FIELD_TYPE for any type of field, NUMBER_TYPE for numeric fields, 
   * DATE_TYPE for date fields and STRING_TYPE for string fields.
   * @return a value source
   */
private static ValueSource buildFieldSource(IndexSchema schema, String expressionString, int sourceType) {
    SchemaField sf;
    try {
        sf = schema.getField(expressionString);
    } catch (SolrException e) {
        throw new SolrException(ErrorCode.BAD_REQUEST, "The field " + expressionString + " does not exist.", e);
    }
    FieldType type = sf.getType();
    if (type instanceof TrieIntField) {
        if (sourceType != NUMBER_TYPE && sourceType != FIELD_TYPE) {
            return null;
        }
        return new IntFieldSource(expressionString) {

            public String description() {
                return field;
            }
        };
    } else if (type instanceof TrieLongField) {
        if (sourceType != NUMBER_TYPE && sourceType != FIELD_TYPE) {
            return null;
        }
        return new LongFieldSource(expressionString) {

            public String description() {
                return field;
            }
        };
    } else if (type instanceof TrieFloatField) {
        if (sourceType != NUMBER_TYPE && sourceType != FIELD_TYPE) {
            return null;
        }
        return new FloatFieldSource(expressionString) {

            public String description() {
                return field;
            }
        };
    } else if (type instanceof TrieDoubleField) {
        if (sourceType != NUMBER_TYPE && sourceType != FIELD_TYPE) {
            return null;
        }
        return new DoubleFieldSource(expressionString) {

            public String description() {
                return field;
            }
        };
    } else if (type instanceof TrieDateField) {
        if (sourceType != DATE_TYPE && sourceType != FIELD_TYPE) {
            return null;
        }
        return new DateFieldSource(expressionString) {

            public String description() {
                return field;
            }
        };
    } else if (type instanceof StrField) {
        if (sourceType != STRING_TYPE && sourceType != FIELD_TYPE) {
            return null;
        }
        return new BytesRefFieldSource(expressionString) {

            public String description() {
                return field;
            }
        };
    }
    throw new SolrException(ErrorCode.BAD_REQUEST, type.toString() + " is not a supported field type in Solr Analytics.");
}

Example 2 with StrField

use of org.apache.solr.schema.StrField in project lucene-solr by apache.

the class ExportWriter method getFieldWriters.

protected FieldWriter[] getFieldWriters(String[] fields, SolrIndexSearcher searcher) throws IOException {
    IndexSchema schema = searcher.getSchema();
    FieldWriter[] writers = new FieldWriter[fields.length];
    for (int i = 0; i < fields.length; i++) {
        String field = fields[i];
        SchemaField schemaField = null;
        try {
            schemaField = schema.getField(field);
        } catch (Exception e) {
            throw new IOException(e);
        }
        if (!schemaField.hasDocValues()) {
            throw new IOException(field + " must have DocValues to use this feature.");
        }
        boolean multiValued = schemaField.multiValued();
        FieldType fieldType = schemaField.getType();
        if (fieldType instanceof TrieIntField) {
            if (multiValued) {
                writers[i] = new MultiFieldWriter(field, fieldType, schemaField, true);
            } else {
                writers[i] = new IntFieldWriter(field);
            }
        } else if (fieldType instanceof TrieLongField) {
            if (multiValued) {
                writers[i] = new MultiFieldWriter(field, fieldType, schemaField, true);
            } else {
                writers[i] = new LongFieldWriter(field);
            }
        } else if (fieldType instanceof TrieFloatField) {
            if (multiValued) {
                writers[i] = new MultiFieldWriter(field, fieldType, schemaField, true);
            } else {
                writers[i] = new FloatFieldWriter(field);
            }
        } else if (fieldType instanceof TrieDoubleField) {
            if (multiValued) {
                writers[i] = new MultiFieldWriter(field, fieldType, schemaField, true);
            } else {
                writers[i] = new DoubleFieldWriter(field);
            }
        } else if (fieldType instanceof StrField) {
            if (multiValued) {
                writers[i] = new MultiFieldWriter(field, fieldType, schemaField, false);
            } else {
                writers[i] = new StringFieldWriter(field, fieldType);
            }
        } else if (fieldType instanceof TrieDateField) {
            if (multiValued) {
                writers[i] = new MultiFieldWriter(field, fieldType, schemaField, false);
            } else {
                writers[i] = new DateFieldWriter(field);
            }
        } else if (fieldType instanceof BoolField) {
            if (multiValued) {
                writers[i] = new MultiFieldWriter(field, fieldType, schemaField, true);
            } else {
                writers[i] = new BoolFieldWriter(field, fieldType);
            }
        } else {
            throw new IOException("Export fields must either be one of the following types: int,float,long,double,string,date,boolean");
        }
    }
    return writers;
}

Example 3 with StrField

use of org.apache.solr.schema.StrField in project lucene-solr by apache.

the class ExportWriter method getSortDoc.

private SortDoc getSortDoc(SolrIndexSearcher searcher, SortField[] sortFields) throws IOException {
    SortValue[] sortValues = new SortValue[sortFields.length];
    IndexSchema schema = searcher.getSchema();
    for (int i = 0; i < sortFields.length; ++i) {
        SortField sf = sortFields[i];
        String field = sf.getField();
        boolean reverse = sf.getReverse();
        SchemaField schemaField = schema.getField(field);
        FieldType ft = schemaField.getType();
        if (!schemaField.hasDocValues()) {
            throw new IOException(field + " must have DocValues to use this feature.");
        }
        if (ft instanceof TrieIntField) {
            if (reverse) {
                sortValues[i] = new IntValue(field, new IntDesc());
            } else {
                sortValues[i] = new IntValue(field, new IntAsc());
            }
        } else if (ft instanceof TrieFloatField) {
            if (reverse) {
                sortValues[i] = new FloatValue(field, new FloatDesc());
            } else {
                sortValues[i] = new FloatValue(field, new FloatAsc());
            }
        } else if (ft instanceof TrieDoubleField) {
            if (reverse) {
                sortValues[i] = new DoubleValue(field, new DoubleDesc());
            } else {
                sortValues[i] = new DoubleValue(field, new DoubleAsc());
            }
        } else if (ft instanceof TrieLongField) {
            if (reverse) {
                sortValues[i] = new LongValue(field, new LongDesc());
            } else {
                sortValues[i] = new LongValue(field, new LongAsc());
            }
        } else if (ft instanceof StrField) {
            LeafReader reader = searcher.getSlowAtomicReader();
            SortedDocValues vals = reader.getSortedDocValues(field);
            if (reverse) {
                sortValues[i] = new StringValue(vals, field, new IntDesc());
            } else {
                sortValues[i] = new StringValue(vals, field, new IntAsc());
            }
        } else if (ft instanceof TrieDateField) {
            if (reverse) {
                sortValues[i] = new LongValue(field, new LongDesc());
            } else {
                sortValues[i] = new LongValue(field, new LongAsc());
            }
        } else if (ft instanceof BoolField) {
            // This is a bit of a hack, but since the boolean field stores ByteRefs, just like Strings
            // _and_ since "F" happens to sort before "T" (thus false sorts "less" than true)
            // we can just use the existing StringValue here.
            LeafReader reader = searcher.getSlowAtomicReader();
            SortedDocValues vals = reader.getSortedDocValues(field);
            if (reverse) {
                sortValues[i] = new StringValue(vals, field, new IntDesc());
            } else {
                sortValues[i] = new StringValue(vals, field, new IntAsc());
            }
        } else {
            throw new IOException("Sort fields must be one of the following types: int,float,long,double,string,date,boolean");
        }
    }
    if (sortValues.length == 1) {
        return new SingleValueSortDoc(sortValues[0]);
    } else if (sortValues.length == 2) {
        return new DoubleValueSortDoc(sortValues[0], sortValues[1]);
    } else if (sortValues.length == 3) {
        return new TripleValueSortDoc(sortValues[0], sortValues[1], sortValues[2]);
    } else if (sortValues.length == 4) {
        return new QuadValueSortDoc(sortValues[0], sortValues[1], sortValues[2], sortValues[3]);
    } else {
        throw new IOException("A max of 4 sorts can be specified");
    }
}

Example 4 with StrField

use of org.apache.solr.schema.StrField in project lucene-solr by apache.

the class XLSXWriter method writeResponse.

public void writeResponse(OutputStream out, LinkedHashMap<String, String> colNamesMap, LinkedHashMap<String, Integer> colWidthsMap) throws IOException {
    SolrParams params = req.getParams();
    Collection<String> fields = returnFields.getRequestedFieldNames();
    Object responseObj = rsp.getValues().get("response");
    boolean returnOnlyStored = false;
    if (fields == null || returnFields.hasPatternMatching()) {
        if (responseObj instanceof SolrDocumentList) {
            // get the list of fields from the SolrDocumentList
            if (fields == null) {
                fields = new LinkedHashSet<String>();
            }
            for (SolrDocument sdoc : (SolrDocumentList) responseObj) {
                fields.addAll(sdoc.getFieldNames());
            }
        } else {
            // get the list of fields from the index
            Iterable<String> all = req.getSearcher().getFieldNames();
            if (fields == null) {
                fields = Sets.newHashSet(all);
            } else {
                Iterables.addAll(fields, all);
            }
        }
        if (returnFields.wantsScore()) {
            fields.add("score");
        } else {
            fields.remove("score");
        }
        returnOnlyStored = true;
    }
    for (String field : fields) {
        if (!returnFields.wantsField(field)) {
            continue;
        }
        if (field.equals("score")) {
            XLField xlField = new XLField();
            xlField.name = "score";
            xlFields.put("score", xlField);
            continue;
        }
        SchemaField sf = schema.getFieldOrNull(field);
        if (sf == null) {
            FieldType ft = new StrField();
            sf = new SchemaField(field, ft);
        }
        // Return only stored fields, unless an explicit field list is specified
        if (returnOnlyStored && sf != null && !sf.stored()) {
            continue;
        }
        XLField xlField = new XLField();
        xlField.name = field;
        xlField.sf = sf;
        xlFields.put(field, xlField);
    }
    wb.addRow();
    //write header
    for (XLField xlField : xlFields.values()) {
        String printName = xlField.name;
        int colWidth = 14;
        String niceName = colNamesMap.get(xlField.name);
        if (niceName != null) {
            printName = niceName;
        }
        Integer niceWidth = colWidthsMap.get(xlField.name);
        if (niceWidth != null) {
            colWidth = niceWidth.intValue();
        }
        writeStr(xlField.name, printName, false);
        wb.setColWidth(colWidth);
        wb.setHeaderCell();
    }
    wb.setHeaderRow();
    wb.addRow();
    if (responseObj instanceof ResultContext) {
        writeDocuments(null, (ResultContext) responseObj);
    } else if (responseObj instanceof DocList) {
        ResultContext ctx = new BasicResultContext((DocList) responseObj, returnFields, null, null, req);
        writeDocuments(null, ctx);
    } else if (responseObj instanceof SolrDocumentList) {
        writeSolrDocumentList(null, (SolrDocumentList) responseObj, returnFields);
    }
    wb.flush(out);
    wb = null;
}

Example 5 with StrField

use of org.apache.solr.schema.StrField in project lucene-solr by apache.

the class ExpandComponent method process.

@SuppressWarnings("unchecked")
@Override
public void process(ResponseBuilder rb) throws IOException {
    if (!rb.doExpand) {
        return;
    }
    SolrQueryRequest req = rb.req;
    SolrParams params = req.getParams();
    String field = params.get(ExpandParams.EXPAND_FIELD);
    String hint = null;
    if (field == null) {
        List<Query> filters = rb.getFilters();
        if (filters != null) {
            for (Query q : filters) {
                if (q instanceof CollapsingQParserPlugin.CollapsingPostFilter) {
                    CollapsingQParserPlugin.CollapsingPostFilter cp = (CollapsingQParserPlugin.CollapsingPostFilter) q;
                    field = cp.getField();
                    hint = cp.hint;
                }
            }
        }
    }
    if (field == null) {
        throw new IOException("Expand field is null.");
    }
    String sortParam = params.get(ExpandParams.EXPAND_SORT);
    String[] fqs = params.getParams(ExpandParams.EXPAND_FQ);
    String qs = params.get(ExpandParams.EXPAND_Q);
    int limit = params.getInt(ExpandParams.EXPAND_ROWS, 5);
    Sort sort = null;
    if (sortParam != null) {
        sort = SortSpecParsing.parseSortSpec(sortParam, rb.req).getSort();
    }
    Query query;
    if (qs == null) {
        query = rb.getQuery();
    } else {
        try {
            QParser parser = QParser.getParser(qs, req);
            query = parser.getQuery();
        } catch (Exception e) {
            throw new IOException(e);
        }
    }
    List<Query> newFilters = new ArrayList<>();
    if (fqs == null) {
        List<Query> filters = rb.getFilters();
        if (filters != null) {
            for (Query q : filters) {
                if (!(q instanceof CollapsingQParserPlugin.CollapsingPostFilter)) {
                    newFilters.add(q);
                }
            }
        }
    } else {
        try {
            for (String fq : fqs) {
                if (fq != null && fq.trim().length() != 0 && !fq.equals("*:*")) {
                    QParser fqp = QParser.getParser(fq, req);
                    newFilters.add(fqp.getQuery());
                }
            }
        } catch (Exception e) {
            throw new IOException(e);
        }
    }
    SolrIndexSearcher searcher = req.getSearcher();
    LeafReader reader = searcher.getSlowAtomicReader();
    SchemaField schemaField = searcher.getSchema().getField(field);
    FieldType fieldType = schemaField.getType();
    SortedDocValues values = null;
    long nullValue = 0L;
    if (fieldType instanceof StrField) {
        //Get The Top Level SortedDocValues
        if (CollapsingQParserPlugin.HINT_TOP_FC.equals(hint)) {
            Map<String, UninvertingReader.Type> mapping = new HashMap();
            mapping.put(field, UninvertingReader.Type.SORTED);
            UninvertingReader uninvertingReader = new UninvertingReader(new ReaderWrapper(searcher.getSlowAtomicReader(), field), mapping);
            values = uninvertingReader.getSortedDocValues(field);
        } else {
            values = DocValues.getSorted(reader, field);
        }
    } else {
        //Get the nullValue for the numeric collapse field
        String defaultValue = searcher.getSchema().getField(field).getDefaultValue();
        final NumberType numType = fieldType.getNumberType();
        // we don't need to handle invalid 64-bit field types here.
        if (defaultValue != null) {
            if (numType == NumberType.INTEGER) {
                nullValue = Long.parseLong(defaultValue);
            } else if (numType == NumberType.FLOAT) {
                nullValue = Float.floatToIntBits(Float.parseFloat(defaultValue));
            }
        } else if (NumberType.FLOAT.equals(numType)) {
            // Integer case already handled by nullValue defaulting to 0
            nullValue = Float.floatToIntBits(0.0f);
        }
    }
    FixedBitSet groupBits = null;
    LongHashSet groupSet = null;
    DocList docList = rb.getResults().docList;
    IntHashSet collapsedSet = new IntHashSet(docList.size() * 2);
    //Gather the groups for the current page of documents
    DocIterator idit = docList.iterator();
    int[] globalDocs = new int[docList.size()];
    int docsIndex = -1;
    while (idit.hasNext()) {
        globalDocs[++docsIndex] = idit.nextDoc();
    }
    Arrays.sort(globalDocs);
    Query groupQuery = null;
    /*
    * This code gathers the group information for the current page.
    */
    List<LeafReaderContext> contexts = searcher.getTopReaderContext().leaves();
    if (contexts.size() == 0) {
        //When no context is available we can skip the expanding
        return;
    }
    int currentContext = 0;
    int currentDocBase = contexts.get(currentContext).docBase;
    int nextDocBase = (currentContext + 1) < contexts.size() ? contexts.get(currentContext + 1).docBase : Integer.MAX_VALUE;
    IntObjectHashMap<BytesRef> ordBytes = null;
    if (values != null) {
        groupBits = new FixedBitSet(values.getValueCount());
        MultiDocValues.OrdinalMap ordinalMap = null;
        SortedDocValues[] sortedDocValues = null;
        LongValues segmentOrdinalMap = null;
        SortedDocValues currentValues = null;
        if (values instanceof MultiDocValues.MultiSortedDocValues) {
            ordinalMap = ((MultiDocValues.MultiSortedDocValues) values).mapping;
            sortedDocValues = ((MultiDocValues.MultiSortedDocValues) values).values;
            currentValues = sortedDocValues[currentContext];
            segmentOrdinalMap = ordinalMap.getGlobalOrds(currentContext);
        }
        int count = 0;
        ordBytes = new IntObjectHashMap<>();
        for (int i = 0; i < globalDocs.length; i++) {
            int globalDoc = globalDocs[i];
            while (globalDoc >= nextDocBase) {
                currentContext++;
                currentDocBase = contexts.get(currentContext).docBase;
                nextDocBase = (currentContext + 1) < contexts.size() ? contexts.get(currentContext + 1).docBase : Integer.MAX_VALUE;
                if (ordinalMap != null) {
                    currentValues = sortedDocValues[currentContext];
                    segmentOrdinalMap = ordinalMap.getGlobalOrds(currentContext);
                }
            }
            int contextDoc = globalDoc - currentDocBase;
            if (ordinalMap != null) {
                if (contextDoc > currentValues.docID()) {
                    currentValues.advance(contextDoc);
                }
                if (contextDoc == currentValues.docID()) {
                    int ord = currentValues.ordValue();
                    ++count;
                    BytesRef ref = currentValues.lookupOrd(ord);
                    ord = (int) segmentOrdinalMap.get(ord);
                    ordBytes.put(ord, BytesRef.deepCopyOf(ref));
                    groupBits.set(ord);
                    collapsedSet.add(globalDoc);
                }
            } else {
                if (globalDoc > values.docID()) {
                    values.advance(globalDoc);
                }
                if (globalDoc == values.docID()) {
                    int ord = values.ordValue();
                    ++count;
                    BytesRef ref = values.lookupOrd(ord);
                    ordBytes.put(ord, BytesRef.deepCopyOf(ref));
                    groupBits.set(ord);
                    collapsedSet.add(globalDoc);
                }
            }
        }
        if (count > 0 && count < 200) {
            try {
                groupQuery = getGroupQuery(field, count, ordBytes);
            } catch (Exception e) {
                throw new IOException(e);
            }
        }
    } else {
        groupSet = new LongHashSet(docList.size());
        NumericDocValues collapseValues = contexts.get(currentContext).reader().getNumericDocValues(field);
        int count = 0;
        for (int i = 0; i < globalDocs.length; i++) {
            int globalDoc = globalDocs[i];
            while (globalDoc >= nextDocBase) {
                currentContext++;
                currentDocBase = contexts.get(currentContext).docBase;
                nextDocBase = currentContext + 1 < contexts.size() ? contexts.get(currentContext + 1).docBase : Integer.MAX_VALUE;
                collapseValues = contexts.get(currentContext).reader().getNumericDocValues(field);
            }
            int contextDoc = globalDoc - currentDocBase;
            int valueDocID = collapseValues.docID();
            if (valueDocID < contextDoc) {
                valueDocID = collapseValues.advance(contextDoc);
            }
            long value;
            if (valueDocID == contextDoc) {
                value = collapseValues.longValue();
            } else {
                value = 0;
            }
            if (value != nullValue) {
                ++count;
                groupSet.add(value);
                collapsedSet.add(globalDoc);
            }
        }
        if (count > 0 && count < 200) {
            if (fieldType.isPointField()) {
                groupQuery = getPointGroupQuery(schemaField, count, groupSet);
            } else {
                groupQuery = getGroupQuery(field, fieldType, count, groupSet);
            }
        }
    }
    Collector collector;
    if (sort != null)
        sort = sort.rewrite(searcher);
    Collector groupExpandCollector = null;
    if (values != null) {
        //Get The Top Level SortedDocValues again so we can re-iterate:
        if (CollapsingQParserPlugin.HINT_TOP_FC.equals(hint)) {
            Map<String, UninvertingReader.Type> mapping = new HashMap();
            mapping.put(field, UninvertingReader.Type.SORTED);
            UninvertingReader uninvertingReader = new UninvertingReader(new ReaderWrapper(searcher.getSlowAtomicReader(), field), mapping);
            values = uninvertingReader.getSortedDocValues(field);
        } else {
            values = DocValues.getSorted(reader, field);
        }
        groupExpandCollector = new GroupExpandCollector(values, groupBits, collapsedSet, limit, sort);
    } else {
        groupExpandCollector = new NumericGroupExpandCollector(field, nullValue, groupSet, collapsedSet, limit, sort);
    }
    if (groupQuery != null) {
        //Limits the results to documents that are in the same group as the documents in the page.
        newFilters.add(groupQuery);
    }
    SolrIndexSearcher.ProcessedFilter pfilter = searcher.getProcessedFilter(null, newFilters);
    if (pfilter.postFilter != null) {
        pfilter.postFilter.setLastDelegate(groupExpandCollector);
        collector = pfilter.postFilter;
    } else {
        collector = groupExpandCollector;
    }
    if (pfilter.filter == null) {
        searcher.search(query, collector);
    } else {
        Query q = new BooleanQuery.Builder().add(query, Occur.MUST).add(pfilter.filter, Occur.FILTER).build();
        searcher.search(q, collector);
    }
    LongObjectMap<Collector> groups = ((GroupCollector) groupExpandCollector).getGroups();
    NamedList outMap = new SimpleOrderedMap();
    CharsRefBuilder charsRef = new CharsRefBuilder();
    for (LongObjectCursor<Collector> cursor : groups) {
        long groupValue = cursor.key;
        TopDocsCollector<?> topDocsCollector = TopDocsCollector.class.cast(cursor.value);
        TopDocs topDocs = topDocsCollector.topDocs();
        ScoreDoc[] scoreDocs = topDocs.scoreDocs;
        if (scoreDocs.length > 0) {
            int[] docs = new int[scoreDocs.length];
            float[] scores = new float[scoreDocs.length];
            for (int i = 0; i < docs.length; i++) {
                ScoreDoc scoreDoc = scoreDocs[i];
                docs[i] = scoreDoc.doc;
                scores[i] = scoreDoc.score;
            }
            DocSlice slice = new DocSlice(0, docs.length, docs, scores, topDocs.totalHits, topDocs.getMaxScore());
            if (fieldType instanceof StrField) {
                final BytesRef bytesRef = ordBytes.get((int) groupValue);
                fieldType.indexedToReadable(bytesRef, charsRef);
                String group = charsRef.toString();
                outMap.add(group, slice);
            } else {
                outMap.add(numericToString(fieldType, groupValue), slice);
            }
        }
    }
    rb.rsp.add("expanded", outMap);
}