/// <summary>
/// Returns the indexReader. NOTE: this returns a
/// reference. You must call IndexReader.DecRef() when
/// you're done.
/// </summary>
public virtual DirectoryReader GetIndexReader()
{
lock (this)
{
if (indexReader != null)
{
indexReader.IncRef();
}
return(indexReader);
}
}
/// <summary>
/// Set the index reader. Takes ownership of that index reader, that is,
/// internally performs indexReader.incRef() (If caller no longer needs that
/// reader it should decRef()/close() it after calling this method, otherwise,
/// the reader will remain open).
/// </summary>
/// <param name="indexReader">The indexReader to set.</param>
public virtual void SetIndexReader(DirectoryReader indexReader)
{
lock (this)
{
if (indexReader == this.indexReader)
{
return;
}
if (this.indexReader != null)
{
// Release current IR
this.indexReader.DecRef();
}
this.indexReader = indexReader;
if (indexReader != null)
{
// Hold reference to new IR
indexReader.IncRef();
indexSearcher = new IndexSearcher(indexReader);
}
else
{
indexSearcher = null;
}
}
}
