protected override MonotonicBlockPackedReader GetOrdIndexInstance(IndexInput data, FieldInfo field,
NumericEntry entry)
{
data.Seek(entry.Offset);
return new MonotonicBlockPackedReader((IndexInput)data.Clone(), entry.PackedIntsVersion, entry.BlockSize, entry.Count,
true);
}
public override void AddField(int docID, IndexableField field, FieldInfo fieldInfo)
{
DocValuesType_e? dvType = field.FieldType().DocValueType;
if (dvType != null)
{
fieldInfo.DocValuesType = dvType;
if (dvType == DocValuesType_e.BINARY)
{
AddBinaryField(fieldInfo, docID, field.BinaryValue());
}
else if (dvType == DocValuesType_e.SORTED)
{
AddSortedField(fieldInfo, docID, field.BinaryValue());
}
else if (dvType == DocValuesType_e.SORTED_SET)
{
AddSortedSetField(fieldInfo, docID, field.BinaryValue());
}
else if (dvType == DocValuesType_e.NUMERIC)
{
if (!(field.NumericValue is long?))
{
throw new System.ArgumentException("illegal type " + field.NumericValue.GetType() + ": DocValues types must be Long");
}
AddNumericField(fieldInfo, docID, (long)field.NumericValue);
}
else
{
Debug.Assert(false, "unrecognized DocValues.Type: " + dvType);
}
}
}
public NormsWriterPerField(DocInverterPerField docInverterPerField, NormsWriterPerThread perThread, FieldInfo fieldInfo)
{
this.perThread = perThread;
this.fieldInfo = fieldInfo;
docState = perThread.docState;
fieldState = docInverterPerField.fieldState;
}
internal void SetField(FieldInfo fieldInfo)
{
this.fieldInfo = fieldInfo;
omitTermFreqAndPositions = fieldInfo.omitTermFreqAndPositions;
storePayloads = fieldInfo.storePayloads;
posWriter.SetField(fieldInfo);
}
internal void WriteField(FieldInfo fi, Fieldable field)
{
// if the field as an instanceof FieldsReader.FieldForMerge, we're in merge mode
// and field.binaryValue() already returns the compressed value for a field
// with isCompressed()==true, so we disable compression in that case
bool disableCompression = (field is FieldsReader.FieldForMerge);
fieldsStream.WriteVInt(fi.number);
byte bits = 0;
if (field.IsTokenized())
bits |= FieldsWriter.FIELD_IS_TOKENIZED;
if (field.IsBinary())
bits |= FieldsWriter.FIELD_IS_BINARY;
if (field.IsCompressed())
bits |= FieldsWriter.FIELD_IS_COMPRESSED;
fieldsStream.WriteByte(bits);
if (field.IsCompressed())
{
// compression is enabled for the current field
byte[] data = null;
if (disableCompression)
{
// optimized case for merging, the data
// is already compressed
data = field.BinaryValue();
}
else
{
// check if it is a binary field
if (field.IsBinary())
{
data = Compress(field.BinaryValue());
}
else
{
data = Compress(System.Text.Encoding.GetEncoding("UTF-8").GetBytes(field.StringValue()));
}
}
int len = data.Length;
fieldsStream.WriteVInt(len);
fieldsStream.WriteBytes(data, len);
}
else
{
// compression is disabled for the current field
if (field.IsBinary())
{
byte[] data = field.BinaryValue();
int len = data.Length;
fieldsStream.WriteVInt(len);
fieldsStream.WriteBytes(data, len);
}
else
{
fieldsStream.WriteString(field.StringValue());
}
}
}
protected override MonotonicBlockPackedReader GetAddressInstance(IndexInput data, FieldInfo field,
BinaryEntry bytes)
{
data.Seek(bytes.AddressesOffset);
return new MonotonicBlockPackedReader((IndexInput)data.Clone(), bytes.PackedIntsVersion, bytes.BlockSize, bytes.Count,
true);
}
public DocInverterPerField(DocInverter parent, FieldInfo fieldInfo)
{
this.fieldInfo = fieldInfo;
DocState = parent.DocState;
FieldState = new FieldInvertState(fieldInfo.Name);
this.Consumer = parent.Consumer.AddField(this, fieldInfo);
this.EndConsumer = parent.EndConsumer.AddField(this, fieldInfo);
}
internal bool HasPayloads; // if enabled, and we actually saw any for this field
public TermVectorsConsumerPerField(TermsHashPerField termsHashPerField, TermVectorsConsumer termsWriter, FieldInfo fieldInfo)
{
this.TermsHashPerField = termsHashPerField;
this.TermsWriter = termsWriter;
this.FieldInfo = fieldInfo;
DocState = termsHashPerField.DocState;
FieldState = termsHashPerField.FieldState;
}
public SortedDocValuesWriter(FieldInfo fieldInfo, Counter iwBytesUsed)
{
this.FieldInfo = fieldInfo;
this.IwBytesUsed = iwBytesUsed;
Hash = new BytesRefHash(new ByteBlockPool(new ByteBlockPool.DirectTrackingAllocator(iwBytesUsed)), BytesRefHash.DEFAULT_CAPACITY, new BytesRefHash.DirectBytesStartArray(BytesRefHash.DEFAULT_CAPACITY, iwBytesUsed));
Pending = new AppendingDeltaPackedLongBuffer(PackedInts.COMPACT);
BytesUsed = Pending.RamBytesUsed();
iwBytesUsed.AddAndGet(BytesUsed);
}
public NumericDocValuesWriter(FieldInfo fieldInfo, Counter iwBytesUsed, bool trackDocsWithField)
{
Pending = new AppendingDeltaPackedLongBuffer(PackedInts.COMPACT);
DocsWithField = trackDocsWithField ? new FixedBitSet(64) : null;
BytesUsed = Pending.RamBytesUsed() + DocsWithFieldBytesUsed();
this.FieldInfo = fieldInfo;
this.IwBytesUsed = iwBytesUsed;
iwBytesUsed.AddAndGet(BytesUsed);
}
public DocInverterPerField(DocInverterPerThread perThread, FieldInfo fieldInfo)
{
this.perThread = perThread;
this.fieldInfo = fieldInfo;
docState = perThread.docState;
fieldState = perThread.fieldState;
this.consumer = perThread.consumer.addField(this, fieldInfo);
this.endConsumer = perThread.endConsumer.addField(this, fieldInfo);
}
public FreqProxTermsWriterPerField(TermsHashPerField termsHashPerField, FreqProxTermsWriterPerThread perThread, FieldInfo fieldInfo)
{
this.termsHashPerField = termsHashPerField;
this.perThread = perThread;
this.fieldInfo = fieldInfo;
docState = termsHashPerField.docState;
fieldState = termsHashPerField.fieldState;
omitTermFreqAndPositions = fieldInfo.omitTermFreqAndPositions;
}
public TermVectorsTermsWriterPerField(TermsHashPerField termsHashPerField, TermVectorsTermsWriterPerThread perThread, FieldInfo fieldInfo)
{
this.termsHashPerField = termsHashPerField;
this.perThread = perThread;
this.termsWriter = perThread.termsWriter;
this.fieldInfo = fieldInfo;
docState = termsHashPerField.docState;
fieldState = termsHashPerField.fieldState;
}
public BinaryDocValuesWriter(FieldInfo fieldInfo, Counter iwBytesUsed)
{
this.FieldInfo = fieldInfo;
this.Bytes = new PagedBytes(BLOCK_BITS);
this.BytesOut = Bytes.DataOutput;
this.Lengths = new AppendingDeltaPackedLongBuffer(PackedInts.COMPACT);
this.IwBytesUsed = iwBytesUsed;
this.DocsWithField = new FixedBitSet(64);
this.BytesUsed = DocsWithFieldBytesUsed();
iwBytesUsed.AddAndGet(BytesUsed);
}
public void AddField(Fieldable field, FieldInfo fieldInfo)
{
if (doc == null)
{
doc = storedFieldsWriter.GetPerDoc();
doc.docID = docState.docID;
localFieldsWriter.SetFieldsStream(doc.fdt);
System.Diagnostics.Debug.Assert(doc.numStoredFields == 0, "doc.numStoredFields=" + doc.numStoredFields);
System.Diagnostics.Debug.Assert(0 == doc.fdt.Length());
System.Diagnostics.Debug.Assert(0 == doc.fdt.GetFilePointer());
}
localFieldsWriter.WriteField(fieldInfo, field);
System.Diagnostics.Debug.Assert(docState.TestPoint("StoredFieldsWriterPerThread.processFields.writeField"));
doc.numStoredFields++;
}
public TermsHashPerField(DocInverterPerField docInverterPerField, TermsHashPerThread perThread, TermsHashPerThread nextPerThread, FieldInfo fieldInfo)
{
this.perThread = perThread;
intPool = perThread.intPool;
charPool = perThread.charPool;
bytePool = perThread.bytePool;
docState = perThread.docState;
fieldState = docInverterPerField.fieldState;
this.consumer = perThread.consumer.addField(this, fieldInfo);
streamCount = consumer.getStreamCount();
numPostingInt = 2 * streamCount;
this.fieldInfo = fieldInfo;
if (nextPerThread != null)
nextPerField = (TermsHashPerField)nextPerThread.addField(docInverterPerField, fieldInfo);
else
nextPerField = null;
}
/// <summary>
/// Creates an IndexableField whose value will be lazy loaded if and
/// when it is used.
/// <para>
/// <b>NOTE:</b> This method must be called once for each value of the field
/// name specified in sequence that the values exist. This method may not be
/// used to generate multiple, lazy, IndexableField instances refering to
/// the same underlying IndexableField instance.
/// </para>
/// <para>
/// The lazy loading of field values from all instances of IndexableField
/// objects returned by this method are all backed by a single Document
/// per LazyDocument instance.
/// </para>
/// </summary>
public virtual IndexableField GetField(FieldInfo fieldInfo)
{
fieldNames.Add(fieldInfo.Name);
IList<LazyField> values = fields.ContainsKey(fieldInfo.Number) ? fields[fieldInfo.Number] : null;
if (null == values)
{
values = new List<LazyField>();
fields[fieldInfo.Number] = values;
}
LazyField value = new LazyField(this, fieldInfo.Name, fieldInfo.Number);
values.Add(value);
lock (this)
{
// edge case: if someone asks this LazyDoc for more LazyFields
// after other LazyFields from the same LazyDoc have been
// actuallized, we need to force the doc to be re-fetched
// so the new LazyFields are also populated.
doc = null;
}
return value;
}
public TermsHashPerField(DocInverterPerField docInverterPerField, TermsHash termsHash, TermsHash nextTermsHash, FieldInfo fieldInfo)
{
IntPool = termsHash.IntPool;
BytePool = termsHash.BytePool;
TermBytePool = termsHash.TermBytePool;
DocState = termsHash.DocState;
this.TermsHash = termsHash;
BytesUsed = termsHash.BytesUsed;
FieldState = docInverterPerField.FieldState;
this.Consumer = termsHash.Consumer.AddField(this, fieldInfo);
PostingsBytesStartArray byteStarts = new PostingsBytesStartArray(this, BytesUsed);
BytesHash = new BytesRefHash(TermBytePool, HASH_INIT_SIZE, byteStarts);
StreamCount = Consumer.StreamCount;
NumPostingInt = 2 * StreamCount;
this.FieldInfo = fieldInfo;
if (nextTermsHash != null)
{
NextPerField = (TermsHashPerField)nextTermsHash.AddField(docInverterPerField, fieldInfo);
}
else
{
NextPerField = null;
}
}
private void AddField(Document doc, FieldInfo fi, bool binary, bool compressed, bool tokenize)
{
//we have a binary stored field, and it may be compressed
if (binary)
{
int toRead = fieldsStream.ReadVInt();
var b = new byte[toRead];
fieldsStream.ReadBytes(b, 0, b.Length);
doc.Add(compressed ? new Field(fi.name, Uncompress(b), Field.Store.YES) : new Field(fi.name, b, Field.Store.YES));
}
else
{
const Field.Store store = Field.Store.YES;
Field.Index index = FieldExtensions.ToIndex(fi.isIndexed, tokenize);
Field.TermVector termVector = FieldExtensions.ToTermVector(fi.storeTermVector, fi.storeOffsetWithTermVector, fi.storePositionWithTermVector);
AbstractField f;
if (compressed)
{
int toRead = fieldsStream.ReadVInt();
var b = new byte[toRead];
fieldsStream.ReadBytes(b, 0, b.Length);
f = new Field(fi.name, false, System.Text.Encoding.GetEncoding("UTF-8").GetString(Uncompress(b)), store, index,
termVector) {OmitTermFreqAndPositions = fi.omitTermFreqAndPositions, OmitNorms = fi.omitNorms};
}
else
{
f = new Field(fi.name, false, fieldsStream.ReadString(), store, index, termVector)
{OmitTermFreqAndPositions = fi.omitTermFreqAndPositions, OmitNorms = fi.omitNorms};
}
doc.Add(f);
}
}
internal override InvertedDocEndConsumerPerField AddField(DocInverterPerField docInverterPerField, FieldInfo fieldInfo)
{
return new NormsConsumerPerField(docInverterPerField, fieldInfo, this);
}
private void AddFieldLazy(Document doc, FieldInfo fi, bool binary, bool compressed, bool tokenize)
{
if (binary)
{
int toRead = fieldsStream.ReadVInt();
long pointer = fieldsStream.FilePointer;
//was: doc.add(new Fieldable(fi.name, b, Fieldable.Store.YES));
doc.Add(new LazyField(this, fi.name, Field.Store.YES, toRead, pointer, binary, compressed));
//Need to move the pointer ahead by toRead positions
fieldsStream.Seek(pointer + toRead);
}
else
{
const Field.Store store = Field.Store.YES;
Field.Index index = FieldExtensions.ToIndex(fi.isIndexed, tokenize);
Field.TermVector termVector = FieldExtensions.ToTermVector(fi.storeTermVector, fi.storeOffsetWithTermVector, fi.storePositionWithTermVector);
AbstractField f;
if (compressed)
{
int toRead = fieldsStream.ReadVInt();
long pointer = fieldsStream.FilePointer;
f = new LazyField(this, fi.name, store, toRead, pointer, binary, compressed);
//skip over the part that we aren't loading
fieldsStream.Seek(pointer + toRead);
f.OmitNorms = fi.omitNorms;
f.OmitTermFreqAndPositions = fi.omitTermFreqAndPositions;
}
else
{
int length = fieldsStream.ReadVInt();
long pointer = fieldsStream.FilePointer;
//Skip ahead of where we are by the length of what is stored
if (format >= FieldsWriter.FORMAT_VERSION_UTF8_LENGTH_IN_BYTES)
{
fieldsStream.Seek(pointer + length);
}
else
{
fieldsStream.SkipChars(length);
}
f = new LazyField(this, fi.name, store, index, termVector, length, pointer, binary, compressed)
{OmitNorms = fi.omitNorms, OmitTermFreqAndPositions = fi.omitTermFreqAndPositions};
}
doc.Add(f);
}
}
public override DocFieldConsumerPerField AddField(FieldInfo fi)
{
return new DocInverterPerField(this, fi);
}
private FieldInfo AddInternal(System.String name, bool isIndexed, bool storeTermVector, bool storePositionWithTermVector, bool storeOffsetWithTermVector, bool omitNorms, bool storePayloads, bool omitTermFreqAndPositions)
{
name = StringHelper.Intern(name);
FieldInfo fi = new FieldInfo(name, isIndexed, byNumber.Count, storeTermVector, storePositionWithTermVector, storeOffsetWithTermVector, omitNorms, storePayloads, omitTermFreqAndPositions);
byNumber.Add(fi);
byName[name] = fi;
return fi;
}
public override void AddField(int docID, IndexableField field, FieldInfo fieldInfo)
{
First.AddField(docID, field, fieldInfo);
Second.AddField(docID, field, fieldInfo);
}
abstract public TermsHashConsumerPerField AddField(TermsHashPerField termsHashPerField, FieldInfo fieldInfo);
public DocFieldProcessorPerField(DocFieldProcessorPerThread perThread, FieldInfo fieldInfo)
{
this.consumer = perThread.consumer.AddField(fieldInfo);
this.fieldInfo = fieldInfo;
}
internal void WriteField(FieldInfo fi, Fieldable field)
{
// if the field as an instanceof FieldsReader.FieldForMerge, we're in merge mode
// and field.binaryValue() already returns the compressed value for a field
// with isCompressed()==true, so we disable compression in that case
bool disableCompression = (field is FieldsReader.FieldForMerge);
fieldsStream.WriteVInt(fi.number);
byte bits = 0;
if (field.IsTokenized())
{
bits |= FieldsWriter.FIELD_IS_TOKENIZED;
}
if (field.IsBinary())
{
bits |= FieldsWriter.FIELD_IS_BINARY;
}
if (field.IsCompressed())
{
bits |= FieldsWriter.FIELD_IS_COMPRESSED;
}
fieldsStream.WriteByte(bits);
if (field.IsCompressed())
{
// compression is enabled for the current field
byte[] data;
int len;
int offset;
if (disableCompression)
{
// optimized case for merging, the data
// is already compressed
data = field.GetBinaryValue();
System.Diagnostics.Debug.Assert(data != null);
len = field.GetBinaryLength();
offset = field.GetBinaryOffset();
}
else
{
// check if it is a binary field
if (field.IsBinary())
{
data = CompressionTools.Compress(field.GetBinaryValue(), field.GetBinaryOffset(), field.GetBinaryLength());
}
else
{
byte[] x = defaultEncoding.GetBytes(field.StringValue());
data = CompressionTools.Compress(x, 0, x.Length);
}
len = data.Length;
offset = 0;
}
fieldsStream.WriteVInt(len);
fieldsStream.WriteBytes(data, offset, len);
}
else
{
// compression is disabled for the current field
if (field.IsBinary())
{
byte[] data;
int len;
int offset;
data = field.GetBinaryValue();
len = field.GetBinaryLength();
offset = field.GetBinaryOffset();
fieldsStream.WriteVInt(len);
fieldsStream.WriteBytes(data, offset, len);
}
else
{
fieldsStream.WriteString(field.StringValue());
}
}
}
public FieldForMerge(System.Object value_Renamed, FieldInfo fi, bool binary, bool compressed, bool tokenize)
{
this.isStored = true;
this.fieldsData = value_Renamed;
this.isCompressed = compressed;
this.isBinary = binary;
if (binary)
binaryLength = ((byte[]) value_Renamed).Length;
this.isTokenized = tokenize;
this.name = StringHelper.Intern(fi.name);
this.isIndexed = fi.isIndexed;
this.omitNorms = fi.omitNorms;
this.omitTermFreqAndPositions = fi.omitTermFreqAndPositions;
this.storeOffsetWithTermVector = fi.storeOffsetWithTermVector;
this.storePositionWithTermVector = fi.storePositionWithTermVector;
this.storeTermVector = fi.storeTermVector;
}
private Field.Index GetIndexType(FieldInfo fi, bool tokenize)
{
Field.Index index;
if (fi.isIndexed && tokenize)
index = Field.Index.ANALYZED;
else if (fi.isIndexed && !tokenize)
index = Field.Index.NOT_ANALYZED;
else
index = Field.Index.NO;
return index;
}
private Field.TermVector GetTermVectorType(FieldInfo fi)
{
Field.TermVector termVector = null;
if (fi.storeTermVector)
{
if (fi.storeOffsetWithTermVector)
{
if (fi.storePositionWithTermVector)
{
termVector = Field.TermVector.WITH_POSITIONS_OFFSETS;
}
else
{
termVector = Field.TermVector.WITH_OFFSETS;
}
}
else if (fi.storePositionWithTermVector)
{
termVector = Field.TermVector.WITH_POSITIONS;
}
else
{
termVector = Field.TermVector.YES;
}
}
else
{
termVector = Field.TermVector.NO;
}
return termVector;
}
/// <summary>
/// Call this only once (if you subclass!) </summary>
protected virtual void Uninvert(AtomicReader reader, IBits liveDocs, BytesRef termPrefix)
{
FieldInfo info = reader.FieldInfos.FieldInfo(m_field);
if (info != null && info.HasDocValues)
{
throw new InvalidOperationException("Type mismatch: " + m_field + " was indexed as " + info.DocValuesType);
}
//System.out.println("DTO uninvert field=" + field + " prefix=" + termPrefix);
long startTime = Environment.TickCount;
m_prefix = termPrefix == null ? null : BytesRef.DeepCopyOf(termPrefix);
int maxDoc = reader.MaxDoc;
int[] index = new int[maxDoc]; // immediate term numbers, or the index into the byte[] representing the last number
int[] lastTerm = new int[maxDoc]; // last term we saw for this document
var bytes = new sbyte[maxDoc][]; // list of term numbers for the doc (delta encoded vInts)
Fields fields = reader.Fields;
if (fields == null)
{
// No terms
return;
}
Terms terms = fields.GetTerms(m_field);
if (terms == null)
{
// No terms
return;
}
TermsEnum te = terms.GetEnumerator();
BytesRef seekStart = termPrefix ?? new BytesRef();
//System.out.println("seekStart=" + seekStart.utf8ToString());
if (te.SeekCeil(seekStart) == TermsEnum.SeekStatus.END)
{
// No terms match
return;
}
// If we need our "term index wrapper", these will be
// init'd below:
IList <BytesRef> indexedTerms = null;
PagedBytes indexedTermsBytes = null;
bool testedOrd = false;
// we need a minimum of 9 bytes, but round up to 12 since the space would
// be wasted with most allocators anyway.
var tempArr = new sbyte[12];
//
// enumerate all terms, and build an intermediate form of the un-inverted field.
//
// During this intermediate form, every document has a (potential) byte[]
// and the int[maxDoc()] array either contains the termNumber list directly
// or the *end* offset of the termNumber list in it's byte array (for faster
// appending and faster creation of the final form).
//
// idea... if things are too large while building, we could do a range of docs
// at a time (but it would be a fair amount slower to build)
// could also do ranges in parallel to take advantage of multiple CPUs
// OPTIONAL: remap the largest df terms to the lowest 128 (single byte)
// values. this requires going over the field first to find the most
// frequent terms ahead of time.
int termNum = 0;
m_docsEnum = null;
// Loop begins with te positioned to first term (we call
// seek above):
for (; ;)
{
BytesRef t = te.Term;
if (t == null || (termPrefix != null && !StringHelper.StartsWith(t, termPrefix)))
{
break;
}
//System.out.println("visit term=" + t.utf8ToString() + " " + t + " termNum=" + termNum);
if (!testedOrd)
{
try
{
m_ordBase = (int)te.Ord;
//System.out.println("got ordBase=" + ordBase);
}
catch (NotSupportedException) // LUCENENET: IDE0059: Remove unnecessary value assignment
{
// Reader cannot provide ord support, so we wrap
// our own support by creating our own terms index:
indexedTerms = new List <BytesRef>();
indexedTermsBytes = new PagedBytes(15);
//System.out.println("NO ORDS");
}
testedOrd = true;
}
VisitTerm(te, termNum);
if (indexedTerms != null && (termNum & indexIntervalMask) == 0)
{
// Index this term
m_sizeOfIndexedStrings += t.Length;
BytesRef indexedTerm = new BytesRef();
indexedTermsBytes.Copy(t, indexedTerm);
// TODO: really should 1) strip off useless suffix,
// and 2) use FST not array/PagedBytes
indexedTerms.Add(indexedTerm);
}
int df = te.DocFreq;
if (df <= m_maxTermDocFreq)
{
m_docsEnum = te.Docs(liveDocs, m_docsEnum, DocsFlags.NONE);
// dF, but takes deletions into account
int actualDF = 0;
for (; ;)
{
int doc = m_docsEnum.NextDoc();
if (doc == DocIdSetIterator.NO_MORE_DOCS)
{
break;
}
//System.out.println(" chunk=" + chunk + " docs");
actualDF++;
m_termInstances++;
//System.out.println(" docID=" + doc);
// add TNUM_OFFSET to the term number to make room for special reserved values:
// 0 (end term) and 1 (index into byte array follows)
int delta = termNum - lastTerm[doc] + TNUM_OFFSET;
lastTerm[doc] = termNum;
int val = index[doc];
if ((val & 0xff) == 1)
{
// index into byte array (actually the end of
// the doc-specific byte[] when building)
int pos = (int)((uint)val >> 8);
int ilen = VInt32Size(delta);
var arr = bytes[doc];
int newend = pos + ilen;
if (newend > arr.Length)
{
// We avoid a doubling strategy to lower memory usage.
// this faceting method isn't for docs with many terms.
// In hotspot, objects have 2 words of overhead, then fields, rounded up to a 64-bit boundary.
// TODO: figure out what array lengths we can round up to w/o actually using more memory
// (how much space does a byte[] take up? Is data preceded by a 32 bit length only?
// It should be safe to round up to the nearest 32 bits in any case.
int newLen = (newend + 3) & unchecked ((int)0xfffffffc); // 4 byte alignment
var newarr = new sbyte[newLen];
Array.Copy(arr, 0, newarr, 0, pos);
arr = newarr;
bytes[doc] = newarr;
}
pos = WriteInt32(delta, arr, pos);
index[doc] = (pos << 8) | 1; // update pointer to end index in byte[]
}
else
{
// OK, this int has data in it... find the end (a zero starting byte - not
// part of another number, hence not following a byte with the high bit set).
int ipos;
if (val == 0)
{
ipos = 0;
}
else if ((val & 0x0000ff80) == 0)
{
ipos = 1;
}
else if ((val & 0x00ff8000) == 0)
{
ipos = 2;
}
else if ((val & 0xff800000) == 0)
{
ipos = 3;
}
else
{
ipos = 4;
}
//System.out.println(" ipos=" + ipos);
int endPos = WriteInt32(delta, tempArr, ipos);
//System.out.println(" endpos=" + endPos);
if (endPos <= 4)
{
//System.out.println(" fits!");
// value will fit in the integer... move bytes back
for (int j = ipos; j < endPos; j++)
{
val |= (tempArr[j] & 0xff) << (j << 3);
}
index[doc] = val;
}
else
{
// value won't fit... move integer into byte[]
for (int j = 0; j < ipos; j++)
{
tempArr[j] = (sbyte)val;
val = (int)((uint)val >> 8);
}
// point at the end index in the byte[]
index[doc] = (endPos << 8) | 1;
bytes[doc] = tempArr;
tempArr = new sbyte[12];
}
}
}
SetActualDocFreq(termNum, actualDF);
}
termNum++;
if (!te.MoveNext())
{
break;
}
}
m_numTermsInField = termNum;
long midPoint = Environment.TickCount;
if (m_termInstances == 0)
{
// we didn't invert anything
// lower memory consumption.
m_tnums = null;
}
else
{
this.m_index = index;
//
// transform intermediate form into the final form, building a single byte[]
// at a time, and releasing the intermediate byte[]s as we go to avoid
// increasing the memory footprint.
//
for (int pass = 0; pass < 256; pass++)
{
var target = m_tnums[pass];
var pos = 0; // end in target;
if (target != null)
{
pos = target.Length;
}
else
{
target = new sbyte[4096];
}
// loop over documents, 0x00ppxxxx, 0x01ppxxxx, 0x02ppxxxx
// where pp is the pass (which array we are building), and xx is all values.
// each pass shares the same byte[] for termNumber lists.
for (int docbase = pass << 16; docbase < maxDoc; docbase += (1 << 24))
{
int lim = Math.Min(docbase + (1 << 16), maxDoc);
for (int doc = docbase; doc < lim; doc++)
{
//System.out.println(" pass="******" process docID=" + doc);
int val = index[doc];
if ((val & 0xff) == 1)
{
int len = (int)((uint)val >> 8);
//System.out.println(" ptr pos=" + pos);
index[doc] = (pos << 8) | 1; // change index to point to start of array
if ((pos & 0xff000000) != 0)
{
// we only have 24 bits for the array index
throw new InvalidOperationException("Too many values for UnInvertedField faceting on field " + m_field);
}
var arr = bytes[doc];
/*
* for(byte b : arr) {
* //System.out.println(" b=" + Integer.toHexString((int) b));
* }
*/
bytes[doc] = null; // IMPORTANT: allow GC to avoid OOM
if (target.Length <= pos + len)
{
int newlen = target.Length;
//* we don't have to worry about the array getting too large
// since the "pos" param will overflow first (only 24 bits available)
// if ((newlen<<1) <= 0) {
// // overflow...
// newlen = Integer.MAX_VALUE;
// if (newlen <= pos + len) {
// throw new SolrException(400,"Too many terms to uninvert field!");
// }
// } else {
// while (newlen <= pos + len) newlen<<=1; // doubling strategy
// }
//
while (newlen <= pos + len) // doubling strategy
{
newlen <<= 1;
}
var newtarget = new sbyte[newlen];
Array.Copy(target, 0, newtarget, 0, pos);
target = newtarget;
}
Array.Copy(arr, 0, target, pos, len);
pos += len + 1; // skip single byte at end and leave it 0 for terminator
}
}
}
// shrink array
if (pos < target.Length)
{
var newtarget = new sbyte[pos];
Array.Copy(target, 0, newtarget, 0, pos);
target = newtarget;
}
m_tnums[pass] = target;
if ((pass << 16) > maxDoc)
{
break;
}
}
}
if (indexedTerms != null)
{
m_indexedTermsArray = new BytesRef[indexedTerms.Count];
indexedTerms.CopyTo(m_indexedTermsArray, 0);
}
long endTime = Environment.TickCount;
m_total_time = (int)(endTime - startTime);
m_phase1_time = (int)(midPoint - startTime);
}
// Add the size of field as a byte[] containing the 4 bytes of the integer byte size (high order byte first; char = 2 bytes)
// Read just the size -- caller must skip the field content to continue reading fields
// Return the size in bytes or chars, depending on field type
private int AddFieldSize(Document doc, FieldInfo fi, bool binary, bool compressed)
{
int size = fieldsStream.ReadVInt(), bytesize = binary || compressed?size:2 * size;
var sizebytes = new byte[4];
sizebytes[0] = (byte) (Number.URShift(bytesize, 24));
sizebytes[1] = (byte) (Number.URShift(bytesize, 16));
sizebytes[2] = (byte) (Number.URShift(bytesize, 8));
sizebytes[3] = (byte) bytesize;
doc.Add(new Field(fi.name, sizebytes, Field.Store.YES));
return size;
}
internal bool hasPayloads; // if enabled, and we actually saw any for this field
public TermVectorsConsumerPerField(TermsHashPerField termsHashPerField, TermVectorsConsumer termsWriter, FieldInfo fieldInfo)
{
this.termsHashPerField = termsHashPerField;
this.termsWriter = termsWriter;
this.fieldInfo = fieldInfo;
docState = termsHashPerField.docState;
fieldState = termsHashPerField.fieldState;
}
