Lucene.Net.Index.IndexWriter.CloseMergeReaders C# (CSharp) Method

        private void CloseMergeReaders(MergePolicy.OneMerge merge, bool suppressExceptions)
        {
            lock (this)
            {
                int numSegments = merge.segments.Count;
                if (suppressExceptions)
                {
                    // Suppress any new exceptions so we throw the
                    // original cause
                    for (int i = 0; i < numSegments; i++)
                    {
                        if (merge.readers[i] != null)
                        {
                            try
                            {
                                readerPool.Release(merge.readers[i], false);
                            }
                            catch (Exception)
                            {
                            }
                            merge.readers[i] = null;
                        }

                        if (merge.readersClone[i] != null)
                        {
                            try
                            {
                                merge.readersClone[i].Close();
                            }
                            catch (Exception)
                            {
                            }
                            // This was a private clone and we had the
                            // only reference
                            System.Diagnostics.Debug.Assert(merge.readersClone[i].RefCount == 0); //: "refCount should be 0 but is " + merge.readersClone[i].getRefCount();
                            merge.readersClone[i] = null;
                        }
                    }
                }
                else
                {
                    for (int i = 0; i < numSegments; i++)
                    {
                        if (merge.readers[i] != null)
                        {
                            readerPool.Release(merge.readers[i], true);
                            merge.readers[i] = null;
                        }

                        if (merge.readersClone[i] != null)
                        {
                            merge.readersClone[i].Close();
                            // This was a private clone and we had the only reference
                            System.Diagnostics.Debug.Assert(merge.readersClone[i].RefCount == 0);
                            merge.readersClone[i] = null;
                        }
                    }
                }
            }
        }