Exemple #1
0
 /// <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);
     }
 }
Exemple #2
0
        /// <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)(sbyte)(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();
                }
            }
        }