Пример #1
0
            public FieldsReader(PerFieldPostingsFormat outerInstance, SegmentReadState readState)
            {
                this.outerInstance = outerInstance;

                // Read _X.per and init each format:
                bool success = false;

                try
                {
                    // Read field name -> format name
                    foreach (FieldInfo fi in readState.FieldInfos)
                    {
                        if (fi.IsIndexed)
                        {
                            string fieldName  = fi.Name;
                            string formatName = fi.GetAttribute(PER_FIELD_FORMAT_KEY);
                            if (formatName != null)
                            {
                                // null formatName means the field is in fieldInfos, but has no postings!
                                string suffix = fi.GetAttribute(PER_FIELD_SUFFIX_KEY);
                                if (Debugging.AssertsEnabled)
                                {
                                    Debugging.Assert(suffix != null);
                                }
                                PostingsFormat format        = PostingsFormat.ForName(formatName);
                                string         segmentSuffix = GetSuffix(formatName, suffix);
                                // LUCENENET: Eliminated extra lookup by using TryGetValue instead of ContainsKey
                                if (!formats.TryGetValue(segmentSuffix, out Codecs.FieldsProducer field))
                                {
                                    formats[segmentSuffix] = field = format.FieldsProducer(new SegmentReadState(readState, segmentSuffix));
                                }
                                fields[fieldName] = field;
                            }
                        }
                    }
                    success = true;
                }
                finally
                {
                    if (!success)
                    {
                        IOUtils.DisposeWhileHandlingException(formats.Values);
                    }
                }
            }
Пример #2
0
 public FieldsWriter(PerFieldPostingsFormat outerInstance, SegmentWriteState state)
 {
     this.outerInstance = outerInstance;
     segmentWriteState  = state;
 }