internal virtual void Clear()
{
terms.Clear();
queries.Clear();
docIDs.Clear();
numTerms = 0;
bytesUsed = 0;
}
/// <summary> Construct a FieldInfos object using the directory and the name of the file
/// IndexInput
/// </summary>
/// <param name="d">The directory to open the IndexInput from
/// </param>
/// <param name="name">The name of the file to open the IndexInput from in the Directory
/// </param>
/// <throws> IOException </throws>
public /*internal*/ FieldInfos(Directory d, System.String name)
{
IndexInput input = d.OpenInput(name);
try
{
try
{
Read(input, name);
}
catch (System.IO.IOException ioe)
{
if (format == FORMAT_PRE)
{
// LUCENE-1623: FORMAT_PRE (before there was a
// format) may be 2.3.2 (pre-utf8) or 2.4.x (utf8)
// encoding; retry with input set to pre-utf8
input.Seek(0);
input.SetModifiedUTF8StringsMode();
byNumber.Clear();
byName.Clear();
try
{
Read(input, name);
}
catch (System.Exception t)
{
// Ignore any new exception & throw original IOE
throw ioe;
}
}
else
{
// The IOException cannot be caused by
// LUCENE-1623, so re-throw it
throw ioe;
}
}
}
finally
{
input.Close();
}
}
