diff -u -r1.3 -r1.4
--- FileUtil.java	16 Mar 2007 00:36:20 -0000	1.3
+++ FileUtil.java	24 Jul 2007 18:28:42 -0000	1.4
@@ -10,7 +10,7 @@

 /**
  * Miscellaneous java file utilities.
  * @author jeremym

- * @version $Id: FileUtil.java,v 1.3 2007/03/16 00:36:20 jeremy Exp $

+ * @version $Id: FileUtil.java,v 1.4 2007/07/24 18:28:42 jeremy Exp $

  */
 public abstract class FileUtil
 {

@@ -61,6 +61,8 @@

 		{
 			String ifile = (String) fstr[i];
 			infiles[i] = new File(ifile);

+			if (!infiles[i].exists())
+				throw new RuntimeException("File " + infiles[i] + " does not exist!");

 		}
 		return infiles;
 	}