Examples with IndexableField org.apache.lucene.index.IndexableField used on opensource projects

Example 61 with IndexableField

use of org.apache.lucene.index.IndexableField in project lucene-solr by apache.

the class TestFacetQuery method indexDocuments.

private static void indexDocuments(IndexableField[]... docs) throws IOException {
    for (IndexableField[] fields : docs) {
        for (IndexableField field : fields) {
            Document doc = new Document();
            doc.add(field);
            indexWriter.addDocument(config.build(doc));
        }
    }
}

Example 62 with IndexableField

use of org.apache.lucene.index.IndexableField in project lucene-solr by apache.

the class MoreLikeThis method retrieveTerms.

/**
   * Find words for a more-like-this query former.
   *
   * @param docNum the id of the lucene document from which to find terms
   */
private PriorityQueue<ScoreTerm> retrieveTerms(int docNum) throws IOException {
    Map<String, Map<String, Int>> field2termFreqMap = new HashMap<>();
    for (String fieldName : fieldNames) {
        final Fields vectors = ir.getTermVectors(docNum);
        final Terms vector;
        if (vectors != null) {
            vector = vectors.terms(fieldName);
        } else {
            vector = null;
        }
        // field does not store term vector info
        if (vector == null) {
            Document d = ir.document(docNum);
            IndexableField[] fields = d.getFields(fieldName);
            for (IndexableField field : fields) {
                final String stringValue = field.stringValue();
                if (stringValue != null) {
                    addTermFrequencies(new StringReader(stringValue), field2termFreqMap, fieldName);
                }
            }
        } else {
            addTermFrequencies(field2termFreqMap, vector, fieldName);
        }
    }
    return createQueue(field2termFreqMap);
}

Example 63 with IndexableField

use of org.apache.lucene.index.IndexableField in project lucene-solr by apache.

the class BlobHandler method handleRequestBody.

@Override
public void handleRequestBody(final SolrQueryRequest req, SolrQueryResponse rsp) throws Exception {
    String httpMethod = req.getHttpMethod();
    String path = (String) req.getContext().get("path");
    SolrConfigHandler.setWt(req, JSON);
    List<String> pieces = StrUtils.splitSmart(path, '/');
    String blobName = null;
    if (pieces.size() >= 3)
        blobName = pieces.get(2);
    if ("POST".equals(httpMethod)) {
        if (blobName == null || blobName.isEmpty()) {
            rsp.add("error", "Name not found");
            return;
        }
        String err = SolrConfigHandler.validateName(blobName);
        if (err != null) {
            log.warn("no blob name");
            rsp.add("error", err);
            return;
        }
        if (req.getContentStreams() == null) {
            log.warn("no content stream");
            rsp.add("error", "No stream");
            return;
        }
        for (ContentStream stream : req.getContentStreams()) {
            ByteBuffer payload = SimplePostTool.inputStreamToByteArray(stream.getStream(), maxSize);
            MessageDigest m = MessageDigest.getInstance("MD5");
            m.update(payload.array(), payload.position(), payload.limit());
            String md5 = new BigInteger(1, m.digest()).toString(16);
            TopDocs duplicate = req.getSearcher().search(new TermQuery(new Term("md5", md5)), 1);
            if (duplicate.totalHits > 0) {
                rsp.add("error", "duplicate entry");
                forward(req, null, new MapSolrParams((Map) makeMap("q", "md5:" + md5, "fl", "id,size,version,timestamp,blobName")), rsp);
                log.warn("duplicate entry for blob :" + blobName);
                return;
            }
            TopFieldDocs docs = req.getSearcher().search(new TermQuery(new Term("blobName", blobName)), 1, new Sort(new SortField("version", SortField.Type.LONG, true)));
            long version = 0;
            if (docs.totalHits > 0) {
                Document doc = req.getSearcher().doc(docs.scoreDocs[0].doc);
                Number n = doc.getField("version").numericValue();
                version = n.longValue();
            }
            version++;
            String id = blobName + "/" + version;
            Map<String, Object> doc = makeMap(ID, id, "md5", md5, "blobName", blobName, VERSION, version, "timestamp", new Date(), "size", payload.limit(), "blob", payload);
            verifyWithRealtimeGet(blobName, version, req, doc);
            log.info(StrUtils.formatString("inserting new blob {0} ,size {1}, md5 {2}", doc.get(ID), String.valueOf(payload.limit()), md5));
            indexMap(req, rsp, doc);
            log.info(" Successfully Added and committed a blob with id {} and size {} ", id, payload.limit());
            break;
        }
    } else {
        int version = -1;
        if (pieces.size() > 3) {
            try {
                version = Integer.parseInt(pieces.get(3));
            } catch (NumberFormatException e) {
                rsp.add("error", "Invalid version" + pieces.get(3));
                return;
            }
        }
        if (ReplicationHandler.FILE_STREAM.equals(req.getParams().get(CommonParams.WT))) {
            if (blobName == null) {
                throw new SolrException(SolrException.ErrorCode.NOT_FOUND, "Please send the request in the format /blob/<blobName>/<version>");
            } else {
                String q = "blobName:{0}";
                if (version != -1)
                    q = "id:{0}/{1}";
                QParser qparser = QParser.getParser(StrUtils.formatString(q, blobName, version), req);
                final TopDocs docs = req.getSearcher().search(qparser.parse(), 1, new Sort(new SortField("version", SortField.Type.LONG, true)));
                if (docs.totalHits > 0) {
                    rsp.add(ReplicationHandler.FILE_STREAM, new SolrCore.RawWriter() {

                        @Override
                        public void write(OutputStream os) throws IOException {
                            Document doc = req.getSearcher().doc(docs.scoreDocs[0].doc);
                            IndexableField sf = doc.getField("blob");
                            FieldType fieldType = req.getSchema().getField("blob").getType();
                            ByteBuffer buf = (ByteBuffer) fieldType.toObject(sf);
                            if (buf == null) {
                                //should never happen unless a user wrote this document directly
                                throw new SolrException(SolrException.ErrorCode.NOT_FOUND, "Invalid document . No field called blob");
                            } else {
                                os.write(buf.array(), 0, buf.limit());
                            }
                        }
                    });
                } else {
                    throw new SolrException(SolrException.ErrorCode.NOT_FOUND, StrUtils.formatString("Invalid combination of blobName {0} and version {1}", blobName, version));
                }
            }
        } else {
            String q = "*:*";
            if (blobName != null) {
                q = "blobName:{0}";
                if (version != -1) {
                    q = "id:{0}/{1}";
                }
            }
            forward(req, null, new MapSolrParams((Map) makeMap("q", StrUtils.formatString(q, blobName, version), "fl", "id,size,version,timestamp,blobName,md5", SORT, "version desc")), rsp);
        }
    }
}

Example 64 with IndexableField

use of org.apache.lucene.index.IndexableField in project lucene-solr by apache.

the class TextResponseWriter method writeVal.

public final void writeVal(String name, Object val) throws IOException {
    // go in order of most common to least common
    if (val == null) {
        writeNull(name);
    } else if (val instanceof String) {
        writeStr(name, val.toString(), true);
    // micro-optimization... using toString() avoids a cast first
    } else if (val instanceof IndexableField) {
        IndexableField f = (IndexableField) val;
        SchemaField sf = schema.getFieldOrNull(f.name());
        if (sf != null) {
            sf.getType().write(this, name, f);
        } else {
            writeStr(name, f.stringValue(), true);
        }
    } else if (val instanceof Number) {
        writeNumber(name, (Number) val);
    } else if (val instanceof Boolean) {
        writeBool(name, (Boolean) val);
    } else if (val instanceof Date) {
        writeDate(name, (Date) val);
    } else if (val instanceof Document) {
        SolrDocument doc = DocsStreamer.convertLuceneDocToSolrDoc((Document) val, schema);
        writeSolrDocument(name, doc, returnFields, 0);
    } else if (val instanceof SolrDocument) {
        writeSolrDocument(name, (SolrDocument) val, returnFields, 0);
    } else if (val instanceof ResultContext) {
        // requires access to IndexReader
        writeDocuments(name, (ResultContext) val);
    } else if (val instanceof DocList) {
        // Should not happen normally
        ResultContext ctx = new BasicResultContext((DocList) val, returnFields, null, null, req);
        writeDocuments(name, ctx);
    // }
    // else if (val instanceof DocSet) {
    // how do we know what fields to read?
    // todo: have a DocList/DocSet wrapper that
    // restricts the fields to write...?
    } else if (val instanceof SolrDocumentList) {
        writeSolrDocumentList(name, (SolrDocumentList) val, returnFields);
    } else if (val instanceof Map) {
        writeMap(name, (Map) val, false, true);
    } else if (val instanceof NamedList) {
        writeNamedList(name, (NamedList) val);
    } else if (val instanceof Path) {
        writeStr(name, ((Path) val).toAbsolutePath().toString(), true);
    } else if (val instanceof IteratorWriter) {
        writeIterator((IteratorWriter) val);
    } else if (val instanceof Iterable) {
        writeArray(name, ((Iterable) val).iterator());
    } else if (val instanceof Object[]) {
        writeArray(name, (Object[]) val);
    } else if (val instanceof Iterator) {
        writeArray(name, (Iterator) val);
    } else if (val instanceof byte[]) {
        byte[] arr = (byte[]) val;
        writeByteArr(name, arr, 0, arr.length);
    } else if (val instanceof BytesRef) {
        BytesRef arr = (BytesRef) val;
        writeByteArr(name, arr.bytes, arr.offset, arr.length);
    } else if (val instanceof EnumFieldValue) {
        writeStr(name, val.toString(), true);
    } else if (val instanceof WriteableValue) {
        ((WriteableValue) val).write(name, this);
    } else if (val instanceof MapWriter) {
        writeMap((MapWriter) val);
    } else if (val instanceof MapSerializable) {
        //todo find a better way to reuse the map more efficiently
        writeMap(name, ((MapSerializable) val).toMap(new LinkedHashMap<>()), false, true);
    } else {
        // default... for debugging only
        writeStr(name, val.getClass().getName() + ':' + val.toString(), true);
    }
}

Example 65 with IndexableField

use of org.apache.lucene.index.IndexableField in project lucene-solr by apache.

the class ChildDocTransformer method transform.

@Override
public void transform(SolrDocument doc, int docid, float score) {
    FieldType idFt = idField.getType();
    Object parentIdField = doc.getFirstValue(idField.getName());
    String parentIdExt = parentIdField instanceof IndexableField ? idFt.toExternal((IndexableField) parentIdField) : parentIdField.toString();
    try {
        Query parentQuery = idFt.getFieldQuery(null, idField, parentIdExt);
        Query query = new ToChildBlockJoinQuery(parentQuery, parentsFilter);
        DocList children = context.getSearcher().getDocList(query, childFilterQuery, new Sort(), 0, limit);
        if (children.matches() > 0) {
            DocIterator i = children.iterator();
            while (i.hasNext()) {
                Integer childDocNum = i.next();
                Document childDoc = context.getSearcher().doc(childDocNum);
                SolrDocument solrChildDoc = DocsStreamer.convertLuceneDocToSolrDoc(childDoc, schema);
                // TODO: future enhancement...
                // support an fl local param in the transformer, which is used to build
                // a private ReturnFields instance that we use to prune unwanted field 
                // names from solrChildDoc
                doc.addChildDocument(solrChildDoc);
            }
        }
    } catch (IOException e) {
        doc.put(name, "Could not fetch child Documents");
    }
}