package treecms.tree.id;

import java.util.concurrent.atomic.AtomicLong;
import treecms.api.NodeID;

public class IncrementalIDProvider implements NodeIDProvider
{
	private final String m_prefix;
	private final AtomicLong m_count;
	
	public IncrementalIDProvider(String _prefix,long _count)
	{
		m_prefix = _prefix;
		m_count = new AtomicLong(_count);
	}
	
	@Override
	public NodeID create()
	{
		String fid = String.format("%s-%s",m_prefix,m_count.getAndIncrement());
		return new IncrementalID(fid);
	}
	
	@Override
	public String toString()
	{
		return String.format("prefix=%s,count=%d",m_prefix,m_count.get());
	}
}