/// <summary> /// Returns file names for shared doc stores, if any, else /// <c>null</c>. /// </summary> public static ISet <string> GetDocStoreFiles(SegmentInfo info) { if (Lucene3xSegmentInfoFormat.GetDocStoreOffset(info) != -1) { string dsName = Lucene3xSegmentInfoFormat.GetDocStoreSegment(info); ISet <string> files = new JCG.HashSet <string>(); if (Lucene3xSegmentInfoFormat.GetDocStoreIsCompoundFile(info)) { files.Add(IndexFileNames.SegmentFileName(dsName, "", COMPOUND_FILE_STORE_EXTENSION)); } else { files.Add(IndexFileNames.SegmentFileName(dsName, "", Lucene3xStoredFieldsReader.FIELDS_INDEX_EXTENSION)); files.Add(IndexFileNames.SegmentFileName(dsName, "", Lucene3xStoredFieldsReader.FIELDS_EXTENSION)); files.Add(IndexFileNames.SegmentFileName(dsName, "", Lucene3xTermVectorsReader.VECTORS_INDEX_EXTENSION)); files.Add(IndexFileNames.SegmentFileName(dsName, "", Lucene3xTermVectorsReader.VECTORS_FIELDS_EXTENSION)); files.Add(IndexFileNames.SegmentFileName(dsName, "", Lucene3xTermVectorsReader.VECTORS_DOCUMENTS_EXTENSION)); } return(files); } else { return(null); } }
public override DocValuesConsumer FieldsConsumer(SegmentWriteState state) { if (!LuceneTestCase.OLD_FORMAT_IMPERSONATION_IS_ACTIVE) { return(base.FieldsConsumer(state)); } else { string filename = IndexFileNames.SegmentFileName(state.SegmentInfo.Name, "dv", IndexFileNames.COMPOUND_FILE_EXTENSION); return(new Lucene40DocValuesWriter(state, filename, Lucene40FieldInfosReader.LEGACY_DV_TYPE_KEY)); } }
public override DocValuesConsumer NormsConsumer(SegmentWriteState state) { if (!_oldFormatImpersonationIsActive) { return(base.NormsConsumer(state)); } else { string filename = IndexFileNames.SegmentFileName(state.SegmentInfo.Name, "nrm", IndexFileNames.COMPOUND_FILE_EXTENSION); return(new Lucene40DocValuesWriter(state, filename, Lucene40FieldInfosReader.LEGACY_NORM_TYPE_KEY)); } }
/// <summary> /// Save a single segment's info. </summary> public override void Write(Directory dir, SegmentInfo si, FieldInfos fis, IOContext ioContext) { string fileName = IndexFileNames.SegmentFileName(si.Name, "", Lucene46SegmentInfoFormat.SI_EXTENSION); si.AddFile(fileName); IndexOutput output = dir.CreateOutput(fileName, ioContext); bool success = false; try { CodecUtil.WriteHeader(output, Lucene46SegmentInfoFormat.CODEC_NAME, Lucene46SegmentInfoFormat.VERSION_CURRENT); // Write the Lucene version that created this segment, since 3.1 output.WriteString(si.Version); output.WriteInt32(si.DocCount); output.WriteByte((byte)(si.UseCompoundFile ? SegmentInfo.YES : SegmentInfo.NO)); output.WriteStringStringMap(si.Diagnostics); output.WriteStringSet(si.GetFiles()); CodecUtil.WriteFooter(output); success = true; } finally { if (!success) { IOUtils.DisposeWhileHandlingException(output); si.Dir.DeleteFile(fileName); } else { output.Dispose(); } } }
public override FieldInfos Read(Directory directory, string segmentName, string segmentSuffix, IOContext iocontext) { string fileName = IndexFileNames.SegmentFileName(segmentName, "", PreFlexRWFieldInfosWriter.FIELD_INFOS_EXTENSION); IndexInput input = directory.OpenInput(fileName, iocontext); try { int format = input.ReadVInt(); if (format > FORMAT_MINIMUM) { throw new IndexFormatTooOldException(input, format, FORMAT_MINIMUM, PreFlexRWFieldInfosWriter.FORMAT_CURRENT); } if (format < PreFlexRWFieldInfosWriter.FORMAT_CURRENT && format != PreFlexRWFieldInfosWriter.FORMAT_PREFLEX_RW) { throw new IndexFormatTooNewException(input, format, FORMAT_MINIMUM, PreFlexRWFieldInfosWriter.FORMAT_CURRENT); } int size = input.ReadVInt(); //read in the size FieldInfo[] infos = new FieldInfo[size]; for (int i = 0; i < size; i++) { string name = input.ReadString(); int fieldNumber = format == PreFlexRWFieldInfosWriter.FORMAT_PREFLEX_RW ? input.ReadInt() : i; byte bits = input.ReadByte(); bool isIndexed = (bits & PreFlexRWFieldInfosWriter.IS_INDEXED) != 0; bool storeTermVector = (bits & PreFlexRWFieldInfosWriter.STORE_TERMVECTOR) != 0; bool omitNorms = (bits & PreFlexRWFieldInfosWriter.OMIT_NORMS) != 0; bool storePayloads = (bits & PreFlexRWFieldInfosWriter.STORE_PAYLOADS) != 0; FieldInfo.IndexOptions?indexOptions; if (!isIndexed) { indexOptions = null; } else if ((bits & PreFlexRWFieldInfosWriter.OMIT_TERM_FREQ_AND_POSITIONS) != 0) { indexOptions = FieldInfo.IndexOptions.DOCS_ONLY; } else if ((bits & PreFlexRWFieldInfosWriter.OMIT_POSITIONS) != 0) { if (format <= PreFlexRWFieldInfosWriter.FORMAT_OMIT_POSITIONS) { indexOptions = FieldInfo.IndexOptions.DOCS_AND_FREQS; } else { throw new CorruptIndexException("Corrupt fieldinfos, OMIT_POSITIONS set but format=" + format + " (resource: " + input + ")"); } } else { indexOptions = FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS; } // LUCENE-3027: past indices were able to write // storePayloads=true when omitTFAP is also true, // which is invalid. We correct that, here: if (indexOptions != FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) { storePayloads = false; } DocValuesType_e?normType = isIndexed && !omitNorms ? (DocValuesType_e?)DocValuesType_e.NUMERIC : null; if (format == PreFlexRWFieldInfosWriter.FORMAT_PREFLEX_RW && normType != null) { // RW can have norms but doesn't write them normType = input.ReadByte() != 0 ? (DocValuesType_e?)DocValuesType_e.NUMERIC : null; } infos[i] = new FieldInfo(name, isIndexed, fieldNumber, storeTermVector, omitNorms, storePayloads, indexOptions, null, normType, null); } if (input.FilePointer != input.Length()) { throw new CorruptIndexException("did not read all bytes from file \"" + fileName + "\": read " + input.FilePointer + " vs size " + input.Length() + " (resource: " + input + ")"); } return(new FieldInfos(infos)); } finally { input.Dispose(); } }
public static void Files(Directory dir, SegmentInfo info, ISet <string> files) { files.Add(IndexFileNames.SegmentFileName(info.Name, "", PreFlexRWFieldInfosWriter.FIELD_INFOS_EXTENSION)); }