//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: IndexReference getIndexSearcher(IndexIdentifier identifier) throws org.neo4j.internal.kernel.api.exceptions.explicitindex.ExplicitIndexNotFoundKernelException
internal virtual IndexReference GetIndexSearcher(IndexIdentifier identifier)
{
AssertNotClosed();
IndexReference searcher = _indexSearchers.get(identifier);
if (searcher == null)
{
return(SyncGetIndexSearcher(identifier));
}
lock ( searcher )
{
/*
* We need to get again a reference to the searcher because it might be so that
* it was refreshed while we waited. Once in here though no one will mess with
* our searcher
*/
searcher = _indexSearchers.get(identifier);
if (searcher == null || searcher.Closed)
{
return(SyncGetIndexSearcher(identifier));
}
searcher = RefreshSearcherIfNeeded(searcher);
searcher.IncRef();
return(searcher);
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private synchronized IndexReference syncGetIndexSearcher(IndexIdentifier identifier) throws org.neo4j.internal.kernel.api.exceptions.explicitindex.ExplicitIndexNotFoundKernelException
private IndexReference SyncGetIndexSearcher(IndexIdentifier identifier)
{
lock (this)
{
try
{
IndexReference indexReference = _indexSearchers.get(identifier);
if (indexReference == null)
{
indexReference = _indexReferenceFactory.createIndexReference(identifier);
_indexSearchers.put(identifier, indexReference);
ConcurrentDictionary <string, DocValuesType> fieldTypes = new ConcurrentDictionary <string, DocValuesType>();
IndexSearcher searcher = indexReference.Searcher;
IList <LeafReaderContext> leaves = searcher.TopReaderContext.leaves();
foreach (LeafReaderContext leafReaderContext in leaves)
{
foreach (FieldInfo fieldInfo in leafReaderContext.reader().FieldInfos)
{
fieldTypes[fieldInfo.name] = fieldInfo.DocValuesType;
}
}
_indexTypeMap[identifier] = fieldTypes;
}
else
{
if (!_readOnly)
{
lock ( indexReference )
{
indexReference = RefreshSearcherIfNeeded(indexReference);
}
}
}
indexReference.IncRef();
return(indexReference);
}
catch (IOException e)
{
throw new UncheckedIOException(e);
}
}
}