/*internal*/ public void AddDocument(System.String segment, Document doc)
{
// write Field names
fieldInfos = new FieldInfos();
fieldInfos.Add(doc);
fieldInfos.Write(directory, segment + ".fnm");
// write Field values
FieldsWriter fieldsWriter = new FieldsWriter(directory, segment, fieldInfos);
try
{
fieldsWriter.AddDocument(doc);
}
finally
{
fieldsWriter.Close();
}
// invert doc into postingTable
postingTable.Clear(); // clear postingTable
fieldLengths = new int[fieldInfos.Size()]; // init fieldLengths
fieldPositions = new int[fieldInfos.Size()]; // init fieldPositions
fieldBoosts = new float[fieldInfos.Size()]; // init fieldBoosts
float boost = doc.GetBoost();
for (int i = 0; i < fieldBoosts.Length; i++)
{
fieldBoosts[i] = boost;
}
InvertDocument(doc);
// sort postingTable into an array
Posting[] postings = SortPostingTable();
/*
for (int i = 0; i < postings.length; i++) {
Posting posting = postings[i];
System.out.print(posting.term);
System.out.print(" freq=" + posting.freq);
System.out.print(" pos=");
System.out.print(posting.positions[0]);
for (int j = 1; j < posting.freq; j++)
System.out.print("," + posting.positions[j]);
System.out.println("");
}
*/
// write postings
WritePostings(postings, segment);
// write norms of indexed fields
WriteNorms(doc, segment);
}
/// <summary> </summary>
/// <returns> The number of documents in all of the readers
/// </returns>
/// <throws> IOException </throws>
private int MergeFields()
{
fieldInfos = new FieldInfos(); // merge Field names
int docCount = 0;
for (int i = 0; i < readers.Count; i++)
{
Monodoc.Lucene.Net.Index.IndexReader reader = (Monodoc.Lucene.Net.Index.IndexReader) readers[i];
fieldInfos.AddIndexed(reader.GetIndexedFieldNames(true), true);
fieldInfos.AddIndexed(reader.GetIndexedFieldNames(false), false);
fieldInfos.Add(reader.GetFieldNames(false), false);
}
fieldInfos.Write(directory, segment + ".fnm");
FieldsWriter fieldsWriter = new FieldsWriter(directory, segment, fieldInfos);
try
{
for (int i = 0; i < readers.Count; i++)
{
Monodoc.Lucene.Net.Index.IndexReader reader = (Monodoc.Lucene.Net.Index.IndexReader) readers[i];
int maxDoc = reader.MaxDoc();
for (int j = 0; j < maxDoc; j++)
if (!reader.IsDeleted(j))
{
// skip deleted docs
fieldsWriter.AddDocument(reader.Document(j));
docCount++;
}
}
}
finally
{
fieldsWriter.Close();
}
return docCount;
}