diff -u -r1.10 -r1.11
--- LCIODriver.java	11 Sep 2008 22:54:28 -0000	1.10
+++ LCIODriver.java	27 Oct 2008 20:08:31 -0000	1.11
@@ -25,6 +25,7 @@

 {
 	private LCIOWriter writer;
 	private Collection<String> listIgnore = Collections.EMPTY_SET;

+	private Collection<String> listKeep = Collections.EMPTY_SET;

 	private String filePath;
 	
 	public LCIODriver(String file)

@@ -72,6 +73,11 @@

 		listIgnore = Arrays.asList(ignoreCollections);
 	}
 	

+	public void setWriteOnlyCollections(String [] keepCollections)
+	{
+		listKeep = Arrays.asList(keepCollections);
+	}
+	

 	public LCIOWriter getWriter()
 	{
 		return writer;

@@ -86,7 +92,11 @@

 				throw new RuntimeException("Cannot create LCIO writer.  The filePath was not set!");
 			try
 			{

-				this.writer = new LCIOWriter(new File(filePath),listIgnore);

+				this.writer = new LCIOWriter(new File(filePath));
+				if (listIgnore != Collections.EMPTY_SET)
+					writer.addAllIgnore(listIgnore);
+				if (listKeep != Collections.EMPTY_SET)
+					writer.addAllWriteOnly(listKeep);

 			}
 			catch (IOException x)
 			{