- private Hashtable<String,FragSeqNode> _idsToNode = new Hashtable<String,FragSeqNode>();
- private Hashtable<String,ArrayList<FragSeqNode>> _pathToIDFileNodes = new Hashtable<String,ArrayList<FragSeqNode>>();
+ private Hashtable<String,FragSeqNode> _idsToNode = new Hashtable<>();
+ private Hashtable<String,ArrayList<FragSeqNode>> _pathToIDFileNodes = new Hashtable<>();