private void ReadFields(IndexInput meta)
{
int fieldNumber = meta.ReadVInt32();
while (fieldNumber != -1)
{
int fieldType = meta.ReadByte();
if (fieldType == NUMBER)
{
numerics[fieldNumber] = ReadNumericEntry(meta);
}
else if (fieldType == BYTES)
{
binaries[fieldNumber] = ReadBinaryEntry(meta);
}
else if (fieldType == SORTED)
{
sorteds[fieldNumber] = ReadSortedEntry(meta);
}
else if (fieldType == SORTED_SET)
{
sortedSets[fieldNumber] = ReadSortedSetEntry(meta);
}
else
{
throw new CorruptIndexException("invalid entry type: " + fieldType + ", input=" + meta);
}
fieldNumber = meta.ReadVInt32();
}
}
public override void VisitDocument(int n, StoredFieldVisitor visitor)
{
SeekIndex(n);
fieldsStream.Seek(indexStream.ReadInt64());
int numFields = fieldsStream.ReadVInt32();
for (int fieldIDX = 0; fieldIDX < numFields; fieldIDX++)
{
int fieldNumber = fieldsStream.ReadVInt32();
FieldInfo fieldInfo = fieldInfos.FieldInfo(fieldNumber);
int bits = fieldsStream.ReadByte() & 0xFF;
Debug.Assert(bits <= (Lucene40StoredFieldsWriter.FIELD_IS_NUMERIC_MASK | Lucene40StoredFieldsWriter.FIELD_IS_BINARY), "bits=" + bits.ToString("x"));
switch (visitor.NeedsField(fieldInfo))
{
case StoredFieldVisitor.Status.YES:
ReadField(visitor, fieldInfo, bits);
break;
case StoredFieldVisitor.Status.NO:
SkipField(bits);
break;
case StoredFieldVisitor.Status.STOP:
return;
}
}
}
private void ReadFields(IndexInput meta, FieldInfos infos)
{
int fieldNumber = meta.ReadVInt32();
while (fieldNumber != -1)
{
// check should be: infos.fieldInfo(fieldNumber) != null, which incorporates negative check
// but docvalues updates are currently buggy here (loading extra stuff, etc): LUCENE-5616
if (fieldNumber < 0)
{
// trickier to validate more: because we re-use for norms, because we use multiple entries
// for "composite" types like sortedset, etc.
throw new Exception("Invalid field number: " + fieldNumber + " (resource=" + meta + ")");
}
byte type = meta.ReadByte();
if (type == Lucene45DocValuesFormat.NUMERIC)
{
numerics[fieldNumber] = ReadNumericEntry(meta);
}
else if (type == Lucene45DocValuesFormat.BINARY)
{
BinaryEntry b = ReadBinaryEntry(meta);
binaries[fieldNumber] = b;
}
else if (type == Lucene45DocValuesFormat.SORTED)
{
ReadSortedField(fieldNumber, meta, infos);
}
else if (type == Lucene45DocValuesFormat.SORTED_SET)
{
SortedSetEntry ss = ReadSortedSetEntry(meta);
sortedSets[fieldNumber] = ss;
if (ss.Format == Lucene45DocValuesConsumer.SORTED_SET_WITH_ADDRESSES)
{
ReadSortedSetFieldWithAddresses(fieldNumber, meta, infos);
}
else if (ss.Format == Lucene45DocValuesConsumer.SORTED_SET_SINGLE_VALUED_SORTED)
{
if (meta.ReadVInt32() != fieldNumber)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
if (meta.ReadByte() != Lucene45DocValuesFormat.SORTED)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
ReadSortedField(fieldNumber, meta, infos);
}
else
{
throw new Exception();
}
}
else
{
throw new Exception("invalid type: " + type + ", resource=" + meta);
}
fieldNumber = meta.ReadVInt32();
}
}
private void ReadSortedField(int fieldNumber, IndexInput meta, FieldInfos infos)
{
// sorted = binary + numeric
if (meta.ReadVInt32() != fieldNumber)
{
throw new Exception("sorted entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
if (meta.ReadByte() != Lucene45DocValuesFormat.BINARY)
{
throw new Exception("sorted entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
BinaryEntry b = ReadBinaryEntry(meta);
binaries[fieldNumber] = b;
if (meta.ReadVInt32() != fieldNumber)
{
throw new Exception("sorted entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
if (meta.ReadByte() != Lucene45DocValuesFormat.NUMERIC)
{
throw new Exception("sorted entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
NumericEntry n = ReadNumericEntry(meta);
ords[fieldNumber] = n;
}
/// <summary>
/// Increments the enumeration to the next element. True if one exists. </summary>
public bool Next()
{
prevBuffer.Set(termBuffer);
//System.out.println(" ste setPrev=" + prev() + " this=" + this);
if (position++ >= size - 1)
{
termBuffer.Reset();
//System.out.println(" EOF");
return(false);
}
termBuffer.Read(input, fieldInfos);
newSuffixStart = termBuffer.newSuffixStart;
termInfo.DocFreq = input.ReadVInt32(); // read doc freq
termInfo.FreqPointer += input.ReadVInt64(); // read freq pointer
termInfo.ProxPointer += input.ReadVInt64(); // read prox pointer
if (termInfo.DocFreq >= skipInterval)
{
termInfo.SkipOffset = input.ReadVInt32();
}
if (isIndex)
{
indexPointer += input.ReadVInt64(); // read index pointer
}
//System.out.println(" ste ret term=" + term());
return(true);
}
protected override int ReadSkipData(int level, IndexInput skipStream)
{
int delta;
if (currentFieldStoresPayloads)
{
// the current field stores payloads.
// if the doc delta is odd then we have
// to read the current payload length
// because it differs from the length of the
// previous payload
delta = skipStream.ReadVInt32();
if ((delta & 1) != 0)
{
payloadLength[level] = skipStream.ReadVInt32();
}
delta = delta.TripleShift(1);
}
else
{
delta = skipStream.ReadVInt32();
}
freqPointer[level] += skipStream.ReadVInt32();
proxPointer[level] += skipStream.ReadVInt32();
return(delta);
}
//private readonly string segment; // LUCENENET: Not used
public VariableGapTermsIndexReader(Directory dir, FieldInfos fieldInfos, string segment, int indexDivisor,
string segmentSuffix, IOContext context)
{
input = dir.OpenInput(IndexFileNames.SegmentFileName(segment, segmentSuffix, VariableGapTermsIndexWriter.TERMS_INDEX_EXTENSION), new IOContext(context, true));
//this.segment = segment; // LUCENENET: Not used
bool success = false;
if (Debugging.AssertsEnabled)
{
Debugging.Assert(indexDivisor == -1 || indexDivisor > 0);
}
try
{
version = ReadHeader(input);
this.indexDivisor = indexDivisor;
if (version >= VariableGapTermsIndexWriter.VERSION_CHECKSUM)
{
CodecUtil.ChecksumEntireFile(input);
}
SeekDir(input, dirOffset);
// Read directory
int numFields = input.ReadVInt32();
if (numFields < 0)
{
throw new CorruptIndexException("invalid numFields: " + numFields + " (resource=" + input + ")");
}
for (int i = 0; i < numFields; i++)
{
int field = input.ReadVInt32();
long indexStart = input.ReadVInt64();
FieldInfo fieldInfo = fieldInfos.FieldInfo(field);
FieldIndexData previous = fields.Put(fieldInfo, new FieldIndexData(this, /* fieldInfo, // LUCENENET: Not referenced */ indexStart));
if (previous != null)
{
throw new CorruptIndexException("duplicate field: " + fieldInfo.Name + " (resource=" + input + ")");
}
}
success = true;
}
finally
{
if (indexDivisor > 0)
{
input.Dispose();
input = null;
if (success)
{
indexLoaded = true;
}
}
}
}
public virtual int ReadBlock()
{
buffer[0] = input.ReadVInt32();
int count = buffer[0] <= 3 ? baseBlockSize - 1 : 2 * baseBlockSize - 1;
Debug.Assert(buffer.Length >= count, "buffer.length=" + buffer.Length + " count=" + count);
for (int i = 0; i < count; i++)
{
buffer[i + 1] = input.ReadVInt32();
}
return(1 + count);
}
public FSTTermsReader(SegmentReadState state, PostingsReaderBase postingsReader)
{
string termsFileName = IndexFileNames.SegmentFileName(state.SegmentInfo.Name, state.SegmentSuffix, FSTTermsWriter.TERMS_EXTENSION);
this.postingsReader = postingsReader;
IndexInput @in = state.Directory.OpenInput(termsFileName, state.Context);
bool success = false;
try
{
version = ReadHeader(@in);
if (version >= FSTTermsWriter.TERMS_VERSION_CHECKSUM)
{
CodecUtil.ChecksumEntireFile(@in);
}
this.postingsReader.Init(@in);
SeekDir(@in);
FieldInfos fieldInfos = state.FieldInfos;
int numFields = @in.ReadVInt32();
for (int i = 0; i < numFields; i++)
{
int fieldNumber = @in.ReadVInt32();
FieldInfo fieldInfo = fieldInfos.FieldInfo(fieldNumber);
long numTerms = @in.ReadVInt64();
long sumTotalTermFreq = fieldInfo.IndexOptions == IndexOptions.DOCS_ONLY ? -1 : @in.ReadVInt64();
long sumDocFreq = @in.ReadVInt64();
int docCount = @in.ReadVInt32();
int longsSize = @in.ReadVInt32();
TermsReader current = new TermsReader(this, fieldInfo, @in, numTerms, sumTotalTermFreq, sumDocFreq, docCount, longsSize);
TermsReader previous;
// LUCENENET NOTE: This simulates a put operation in Java,
// getting the prior value first before setting it.
fields.TryGetValue(fieldInfo.Name, out previous);
fields[fieldInfo.Name] = current;
CheckFieldSummary(state.SegmentInfo, @in, current, previous);
}
success = true;
}
finally
{
if (success)
{
IOUtils.Dispose(@in);
}
else
{
IOUtils.DisposeWhileHandlingException(@in);
}
}
}
public override int NextDoc()
{
if (++docIt >= upto)
{
return(DocIdSetIterator.NO_MORE_DOCS);
}
postingInput.Seek(offsets[docIt]);
currFreq = postingInput.ReadVInt32();
// reset variables used in nextPosition
pos = 0;
endOffset = 0;
return(docs[docIt]);
}
internal static BinaryEntry ReadBinaryEntry(IndexInput meta)
{
BinaryEntry entry = new BinaryEntry();
entry.format = meta.ReadVInt32();
entry.missingOffset = meta.ReadInt64();
entry.minLength = meta.ReadVInt32();
entry.maxLength = meta.ReadVInt32();
entry.Count = meta.ReadVInt64();
entry.offset = meta.ReadInt64();
switch (entry.format)
{
case Lucene45DocValuesConsumer.BINARY_FIXED_UNCOMPRESSED:
break;
case Lucene45DocValuesConsumer.BINARY_PREFIX_COMPRESSED:
entry.AddressInterval = meta.ReadVInt32();
entry.AddressesOffset = meta.ReadInt64();
entry.PackedInt32sVersion = meta.ReadVInt32();
entry.BlockSize = meta.ReadVInt32();
break;
case Lucene45DocValuesConsumer.BINARY_VARIABLE_UNCOMPRESSED:
entry.AddressesOffset = meta.ReadInt64();
entry.PackedInt32sVersion = meta.ReadVInt32();
entry.BlockSize = meta.ReadVInt32();
break;
default:
throw new Exception("Unknown format: " + entry.format + ", input=" + meta);
}
return(entry);
}
private BytesRef DoNext()
{
if (++currentOrd >= outerInstance.numValues)
{
return(null);
}
else
{
int start = input.ReadVInt32();
int suffix = input.ReadVInt32();
input.ReadBytes(termBuffer.Bytes, start, suffix);
termBuffer.Length = start + suffix;
return(termBuffer);
}
}
public virtual int ReadBlock()
{
buffer[0] = input.ReadVInt32();
int count = buffer[0] <= 3 ? baseBlockSize - 1 : 2 * baseBlockSize - 1;
if (Debugging.AssertsEnabled)
{
Debugging.Assert(buffer.Length >= count, "buffer.length={0} count={1}", buffer.Length, count);
}
for (int i = 0; i < count; i++)
{
buffer[i + 1] = input.ReadVInt32();
}
return(1 + count);
}
public void Read(IndexInput input, FieldInfos fieldInfos)
{
this.term = null; // invalidate cache
newSuffixStart = input.ReadVInt32();
int length = input.ReadVInt32();
int totalLength = newSuffixStart + length;
if (Debugging.AssertsEnabled)
{
Debugging.Assert(totalLength <= ByteBlockPool.BYTE_BLOCK_SIZE - 2, () => "termLength=" + totalLength + ",resource=" + input);
}
if (bytes.Bytes.Length < totalLength)
{
bytes.Grow(totalLength);
}
bytes.Length = totalLength;
input.ReadBytes(bytes.Bytes, newSuffixStart, length);
int fieldNumber = input.ReadVInt32();
if (fieldNumber != currentFieldNumber)
{
currentFieldNumber = fieldNumber;
// NOTE: too much sneakiness here, seriously this is a negative vint?!
if (currentFieldNumber == -1)
{
field = "";
}
else
{
if (Debugging.AssertsEnabled)
{
Debugging.Assert(fieldInfos.FieldInfo(currentFieldNumber) != null, currentFieldNumber.ToString);
}
field = fieldInfos.FieldInfo(currentFieldNumber).Name.Intern();
}
}
else
{
if (Debugging.AssertsEnabled)
{
Debugging.Assert(field.Equals(fieldInfos.FieldInfo(fieldNumber).Name, StringComparison.Ordinal),
() => "currentFieldNumber=" + currentFieldNumber +
" field=" + field +
" vs " + fieldInfos.FieldInfo(fieldNumber) == null ? "null" : fieldInfos.FieldInfo(fieldNumber).Name);
}
}
}
public void ReadBlock()
{
for (int i = 0; i < buffer.Length; i++)
{
buffer[i] = @in.ReadVInt32();
}
}
public override int NextPosition()
{
if (lazyProxPointer != -1)
{
proxIn.Seek(lazyProxPointer);
lazyProxPointer = -1;
}
// scan over any docs that were iterated without their positions
if (posPendingCount > freq)
{
position = 0;
while (posPendingCount != freq)
{
if ((proxIn.ReadByte() & 0x80) == 0)
{
posPendingCount--;
}
}
}
position += proxIn.ReadVInt32();
posPendingCount--;
Debug.Assert(posPendingCount >= 0, "nextPosition() was called too many times (more than freq() times) posPendingCount=" + posPendingCount);
return(position);
}
protected internal override int ScanTo(int target)
{
int docAcc = m_accum;
int frq = 1;
IndexInput freqIn = this.freqIn;
bool omitTF = m_indexOmitsTF;
int loopLimit = m_limit;
for (int i = m_ord; i < loopLimit; i++)
{
int code = freqIn.ReadVInt32();
if (omitTF)
{
docAcc += code;
}
else
{
docAcc += code.TripleShift(1); // shift off low bit
frq = ReadFreq(freqIn, code);
}
if (docAcc >= target)
{
m_freq = frq;
m_ord = i + 1;
return(m_accum = docAcc);
}
}
m_ord = m_limit;
m_freq = frq;
m_accum = docAcc;
return(NO_MORE_DOCS);
}
// LUCENENET specific - factored out DoNext() and made into MoveNext()
public override bool MoveNext()
{
if (++currentOrd >= outerInstance.numValues)
{
return(false);
}
else
{
int start = input.ReadVInt32();
int suffix = input.ReadVInt32();
input.ReadBytes(termBuffer.Bytes, start, suffix);
termBuffer.Length = start + suffix;
SetTerm();
return(true);
}
}
/// <summary>
/// Read the next block of data (<c>For</c> format).
/// </summary>
/// <param name="in"> The input to use to read data. </param>
/// <param name="encoded"> A buffer that can be used to store encoded data. </param>
/// <param name="decoded"> Where to write decoded data. </param>
/// <exception cref="IOException"> If there is a low-level I/O error. </exception>
internal void ReadBlock(IndexInput @in, byte[] encoded, int[] decoded)
{
int numBits = @in.ReadByte();
if (Debugging.AssertsEnabled)
{
Debugging.Assert(numBits <= 32, numBits.ToString);
}
if (numBits == ALL_VALUES_EQUAL)
{
int value = @in.ReadVInt32();
Arrays.Fill(decoded, 0, Lucene41PostingsFormat.BLOCK_SIZE, value);
return;
}
int encodedSize = encodedSizes[numBits];
@in.ReadBytes(encoded, 0, encodedSize);
PackedInt32s.IDecoder decoder = decoders[numBits];
int iters = iterations[numBits];
if (Debugging.AssertsEnabled)
{
Debugging.Assert(iters * decoder.ByteValueCount >= Lucene41PostingsFormat.BLOCK_SIZE);
}
decoder.Decode(encoded, 0, decoded, 0, iters);
}
public override FieldsProducer FieldsProducer(SegmentReadState readState)
{
// Load our ID:
string idFileName = IndexFileNames.SegmentFileName(readState.SegmentInfo.Name, readState.SegmentSuffix, ID_EXTENSION);
IndexInput @in = readState.Directory.OpenInput(idFileName, readState.Context);
bool success = false;
int id;
try
{
CodecUtil.CheckHeader(@in, RAM_ONLY_NAME, VERSION_START, VERSION_LATEST);
id = @in.ReadVInt32();
success = true;
}
finally
{
if (!success)
{
IOUtils.DisposeWhileHandlingException(@in);
}
else
{
IOUtils.Dispose(@in);
}
}
lock (state)
{
return(state[id]);
}
}
protected internal override int NextUnreadDoc()
{
int docAcc = m_accum;
int frq = 1;
IndexInput freqIn = this.freqIn;
bool omitTF = m_indexOmitsTF;
int loopLimit = m_limit;
IBits liveDocs = this.m_liveDocs;
for (int i = m_ord; i < loopLimit; i++)
{
int code = freqIn.ReadVInt32();
if (omitTF)
{
docAcc += code;
}
else
{
docAcc += (int)((uint)code >> 1); // shift off low bit
frq = ReadFreq(freqIn, code);
}
if (liveDocs.Get(docAcc))
{
m_freq = frq;
m_ord = i + 1;
return(m_accum = docAcc);
}
}
m_ord = m_limit;
m_freq = frq;
m_accum = docAcc;
return(NO_MORE_DOCS);
}
public override void Init(IndexInput termsIn)
{
_version = CodecUtil.CheckHeader(termsIn, PulsingPostingsWriter.CODEC,
PulsingPostingsWriter.VERSION_START,
PulsingPostingsWriter.VERSION_CURRENT);
_maxPositions = termsIn.ReadVInt32();
_wrappedPostingsReader.Init(termsIn);
if (_wrappedPostingsReader is PulsingPostingsReader || _version < PulsingPostingsWriter.VERSION_META_ARRAY)
{
_fields = null;
}
else
{
_fields = new SortedDictionary <int, int>();
var summaryFileName = IndexFileNames.SegmentFileName(_segmentState.SegmentInfo.Name,
_segmentState.SegmentSuffix, PulsingPostingsWriter.SUMMARY_EXTENSION);
IndexInput input = null;
try
{
input =
_segmentState.Directory.OpenInput(summaryFileName, _segmentState.Context);
CodecUtil.CheckHeader(input,
PulsingPostingsWriter.CODEC,
_version,
PulsingPostingsWriter.VERSION_CURRENT);
var numField = input.ReadVInt32();
for (var i = 0; i < numField; i++)
{
var fieldNum = input.ReadVInt32();
var longsSize = input.ReadVInt32();
_fields.Add(fieldNum, longsSize);
}
}
finally
{
IOUtils.CloseWhileHandlingException(input);
}
}
}
public TermsReader(FieldInfos fieldInfos, IndexInput @in, int termCount)
{
this.termCount = termCount;
int fieldNumber = @in.ReadVInt32();
field = fieldInfos.FieldInfo(fieldNumber);
if (field.IndexOptions != IndexOptions.DOCS_ONLY)
{
sumTotalTermFreq = @in.ReadVInt64();
}
else
{
sumTotalTermFreq = -1;
}
sumDocFreq = @in.ReadVInt64();
docCount = @in.ReadVInt32();
fst = new FST <BytesRef>(@in, outputs);
}
/// <exception cref="IOException"/>
protected override int ReadSkipData(int level, IndexInput skipStream)
{
int delta;
if (Debugging.AssertsEnabled)
{
Debugging.Assert(indexOptions == IndexOptions.DOCS_AND_FREQS_AND_POSITIONS || !currentFieldStoresPayloads);
}
if (currentFieldStoresPayloads)
{
// the current field stores payloads.
// if the doc delta is odd then we have
// to read the current payload length
// because it differs from the length of the
// previous payload
delta = skipStream.ReadVInt32();
if ((delta & 1) != 0)
{
payloadLength[level] = skipStream.ReadVInt32();
}
//delta >>>= 1;
delta = (int)((uint)delta >> 1);
}
else
{
delta = skipStream.ReadVInt32();
}
if (indexOptions != IndexOptions.DOCS_ONLY)
{
freqIndex[level].Read(skipStream, false);
}
docIndex[level].Read(skipStream, false);
if (indexOptions == IndexOptions.DOCS_AND_FREQS_AND_POSITIONS)
{
posIndex[level].Read(skipStream, false);
if (currentFieldStoresPayloads)
{
payloadPointer[level] += skipStream.ReadVInt32();
}
}
return(delta);
}
internal static NumericEntry ReadNumericEntry(IndexInput meta)
{
NumericEntry entry = new NumericEntry();
entry.format = meta.ReadVInt32();
entry.missingOffset = meta.ReadInt64();
entry.PackedInt32sVersion = meta.ReadVInt32();
entry.Offset = meta.ReadInt64();
entry.Count = meta.ReadVInt64();
entry.BlockSize = meta.ReadVInt32();
switch (entry.format)
{
case Lucene45DocValuesConsumer.GCD_COMPRESSED:
entry.minValue = meta.ReadInt64();
entry.gcd = meta.ReadInt64();
break;
case Lucene45DocValuesConsumer.TABLE_COMPRESSED:
if (entry.Count > int.MaxValue)
{
throw new Exception("Cannot use TABLE_COMPRESSED with more than MAX_VALUE values, input=" + meta);
}
int uniqueValues = meta.ReadVInt32();
if (uniqueValues > 256)
{
throw new Exception("TABLE_COMPRESSED cannot have more than 256 distinct values, input=" + meta);
}
entry.table = new long[uniqueValues];
for (int i = 0; i < uniqueValues; ++i)
{
entry.table[i] = meta.ReadInt64();
}
break;
case Lucene45DocValuesConsumer.DELTA_COMPRESSED:
break;
default:
throw new Exception("Unknown format: " + entry.format + ", input=" + meta);
}
return(entry);
}
internal static int ReadFreq(IndexInput freqIn, int code) // LUCENENET: CA1822: Mark members as static
{
if ((code & 1) != 0) // if low bit is set
{
return(1); // freq is one
}
else
{
return(freqIn.ReadVInt32()); // else read freq
}
}
internal int ReadFreq(IndexInput freqIn, int code)
{
if ((code & 1) != 0) // if low bit is set
{
return(1); // freq is one
}
else
{
return(freqIn.ReadVInt32()); // else read freq
}
}
protected override int ReadSkipData(int level, IndexInput skipStream)
{
int delta;
if (currentFieldStoresPayloads || currentFieldStoresOffsets)
{
// the current field stores payloads and/or offsets.
// if the doc delta is odd then we have
// to read the current payload/offset lengths
// because it differs from the lengths of the
// previous payload/offset
delta = skipStream.ReadVInt32();
if ((delta & 1) != 0)
{
if (currentFieldStoresPayloads)
{
payloadLength[level] = skipStream.ReadVInt32();
}
if (currentFieldStoresOffsets)
{
offsetLength[level] = skipStream.ReadVInt32();
}
}
delta = (int)((uint)delta >> 1);
}
else
{
delta = skipStream.ReadVInt32();
}
freqPointer[level] += skipStream.ReadVInt32();
proxPointer[level] += skipStream.ReadVInt32();
return(delta);
}
private void ReadSortedSetFieldWithAddresses(int fieldNumber, IndexInput meta /*, FieldInfos infos // LUCENENET: Never read */)
{
// sortedset = binary + numeric (addresses) + ordIndex
if (meta.ReadVInt32() != fieldNumber)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
if (meta.ReadByte() != Lucene45DocValuesFormat.BINARY)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
BinaryEntry b = ReadBinaryEntry(meta);
binaries[fieldNumber] = b;
if (meta.ReadVInt32() != fieldNumber)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
if (meta.ReadByte() != Lucene45DocValuesFormat.NUMERIC)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
NumericEntry n1 = ReadNumericEntry(meta);
ords[fieldNumber] = n1;
if (meta.ReadVInt32() != fieldNumber)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
if (meta.ReadByte() != Lucene45DocValuesFormat.NUMERIC)
{
throw new Exception("sortedset entry for field: " + fieldNumber + " is corrupt (resource=" + meta + ")");
}
NumericEntry n2 = ReadNumericEntry(meta);
ordIndexes[fieldNumber] = n2;
}
public override int NextDoc()
{
// if (DEBUG) System.out.println("SPR.nextDoc seg=" + segment + " freqIn.fp=" + freqIn.getFilePointer());
while (true)
{
if (ord == limit)
{
// if (DEBUG) System.out.println(" return END");
return(doc = NO_MORE_DOCS);
}
ord++;
// Decode next doc/freq pair
int code = freqIn.ReadVInt32();
accum += (int)((uint)code >> 1); // shift off low bit
if ((code & 1) != 0) // if low bit is set
{
freq = 1; // freq is one
}
else
{
freq = freqIn.ReadVInt32(); // else read freq
}
posPendingCount += freq;
if (liveDocs == null || liveDocs.Get(accum))
{
break;
}
}
position = 0;
// if (DEBUG) System.out.println(" return doc=" + doc);
return(doc = accum);
}
