/// <summary> Save this segment's info.</summary>
internal void Write(IndexOutput output)
{
output.WriteString(name);
output.WriteInt(docCount);
output.WriteLong(delGen);
output.WriteInt(docStoreOffset);
if (docStoreOffset != -1)
{
output.WriteString(docStoreSegment);
output.WriteByte((byte)(docStoreIsCompoundFile?1:0));
}
output.WriteByte((byte)(hasSingleNormFile?1:0));
if (normGen == null)
{
output.WriteInt(NO);
}
else
{
output.WriteInt(normGen.Length);
for (int j = 0; j < normGen.Length; j++)
{
output.WriteLong(normGen[j]);
}
}
output.WriteByte((byte)isCompoundFile);
output.WriteInt(delCount);
output.WriteByte((byte)(hasProx?1:0));
output.WriteStringStringMap(diagnostics);
}
/// <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, "", Lucene40SegmentInfoFormat.SI_EXTENSION);
si.AddFile(fileName);
IndexOutput output = dir.CreateOutput(fileName, ioContext);
bool success = false;
try
{
CodecUtil.WriteHeader(output, Lucene40SegmentInfoFormat.CODEC_NAME, Lucene40SegmentInfoFormat.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.WriteStringStringMap(Collections.EmptyMap <string, string>());
output.WriteStringSet(si.GetFiles());
success = true;
}
finally
{
if (!success)
{
IOUtils.DisposeWhileHandlingException(output);
si.Dir.DeleteFile(fileName);
}
else
{
output.Dispose();
}
}
}
public override void Write(Directory directory, string segmentName, string segmentSuffix, FieldInfos infos, IOContext context)
{
string fileName = IndexFileNames.SegmentFileName(segmentName, "", Lucene42FieldInfosFormat.EXTENSION);
IndexOutput output = directory.CreateOutput(fileName, context);
bool success = false;
try
{
CodecUtil.WriteHeader(output, Lucene42FieldInfosFormat.CODEC_NAME, Lucene42FieldInfosFormat.FORMAT_CURRENT);
output.WriteVInt(infos.Size());
foreach (FieldInfo fi in infos)
{
FieldInfo.IndexOptions?indexOptions = fi.FieldIndexOptions;
sbyte bits = 0x0;
if (fi.HasVectors())
{
bits |= Lucene42FieldInfosFormat.STORE_TERMVECTOR;
}
if (fi.OmitsNorms())
{
bits |= Lucene42FieldInfosFormat.OMIT_NORMS;
}
if (fi.HasPayloads())
{
bits |= Lucene42FieldInfosFormat.STORE_PAYLOADS;
}
if (fi.Indexed)
{
bits |= Lucene42FieldInfosFormat.IS_INDEXED;
Debug.Assert(indexOptions >= FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS || !fi.HasPayloads());
if (indexOptions == FieldInfo.IndexOptions.DOCS_ONLY)
{
bits |= Lucene42FieldInfosFormat.OMIT_TERM_FREQ_AND_POSITIONS;
}
else if (indexOptions == FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS)
{
bits |= Lucene42FieldInfosFormat.STORE_OFFSETS_IN_POSTINGS;
}
else if (indexOptions == FieldInfo.IndexOptions.DOCS_AND_FREQS)
{
bits |= Lucene42FieldInfosFormat.OMIT_POSITIONS;
}
}
output.WriteString(fi.Name);
output.WriteVInt(fi.Number);
output.WriteByte(bits);
// pack the DV types in one byte
sbyte dv = DocValuesByte(fi.DocValuesType);
sbyte nrm = DocValuesByte(fi.NormType);
Debug.Assert((dv & (~0xF)) == 0 && (nrm & (~0x0F)) == 0);
sbyte val = unchecked ((sbyte)(0xff & ((nrm << 4) | dv)));
output.WriteByte(val);
output.WriteStringStringMap(fi.Attributes());
}
success = true;
}
finally
{
if (success)
{
output.Dispose();
}
else
{
IOUtils.CloseWhileHandlingException(output);
}
}
}
public override void Write(Directory directory, string segmentName, string segmentSuffix, FieldInfos infos, IOContext context)
{
string fileName = IndexFileNames.SegmentFileName(segmentName, "", Lucene40FieldInfosFormat.FIELD_INFOS_EXTENSION);
IndexOutput output = directory.CreateOutput(fileName, context);
bool success = false;
try
{
CodecUtil.WriteHeader(output, Lucene40FieldInfosFormat.CODEC_NAME, Lucene40FieldInfosFormat.FORMAT_CURRENT);
output.WriteVInt32(infos.Count);
foreach (FieldInfo fi in infos)
{
IndexOptions indexOptions = fi.IndexOptions;
sbyte bits = 0x0;
if (fi.HasVectors)
{
bits |= Lucene40FieldInfosFormat.STORE_TERMVECTOR;
}
if (fi.OmitsNorms)
{
bits |= Lucene40FieldInfosFormat.OMIT_NORMS;
}
if (fi.HasPayloads)
{
bits |= Lucene40FieldInfosFormat.STORE_PAYLOADS;
}
if (fi.IsIndexed)
{
bits |= Lucene40FieldInfosFormat.IS_INDEXED;
// LUCENENET specific - to avoid boxing, changed from CompareTo() to IndexOptionsComparer.Compare()
if (Debugging.AssertsEnabled)
{
Debugging.Assert(IndexOptionsComparer.Default.Compare(indexOptions, IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) >= 0 || !fi.HasPayloads);
}
if (indexOptions == IndexOptions.DOCS_ONLY)
{
bits |= Lucene40FieldInfosFormat.OMIT_TERM_FREQ_AND_POSITIONS;
}
else if (indexOptions == IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS)
{
bits |= Lucene40FieldInfosFormat.STORE_OFFSETS_IN_POSTINGS;
}
else if (indexOptions == IndexOptions.DOCS_AND_FREQS)
{
bits |= Lucene40FieldInfosFormat.OMIT_POSITIONS;
}
}
output.WriteString(fi.Name);
output.WriteVInt32(fi.Number);
output.WriteByte((byte)bits);
// pack the DV types in one byte
byte dv = DocValuesByte(fi.DocValuesType, fi.GetAttribute(Lucene40FieldInfosReader.LEGACY_DV_TYPE_KEY));
byte nrm = DocValuesByte(fi.NormType, fi.GetAttribute(Lucene40FieldInfosReader.LEGACY_NORM_TYPE_KEY));
if (Debugging.AssertsEnabled)
{
Debugging.Assert((dv & (~0xF)) == 0 && (nrm & (~0x0F)) == 0);
}
var val = (byte)(0xff & ((nrm << 4) | (byte)dv));
output.WriteByte(val);
output.WriteStringStringMap(fi.Attributes);
}
success = true;
}
finally
{
if (success)
{
output.Dispose();
}
else
{
IOUtils.DisposeWhileHandlingException(output);
}
}
}
