Fix minor issues and optimizations suggested by FindBugs and NetBeans

Ludovic Poitou

03.47.2012 f9fed74b9c891071a44bb01087b40693402f6c43

Fix minor issues and optimizations suggested by FindBugs and NetBeans

 opends/src/server/org/opends/server/core/SchemaConfigManager.java

@@ -23,7 +23,7 @@
 *
 *
 *      Copyright 2006-2010 Sun Microsystems, Inc.
 *      Portions Copyright 2011 ForgeRock AS
 *      Portions Copyright 2011-2012 ForgeRock AS
 */
package org.opends.server.core;
import org.opends.messages.Message;
@@ -191,11 +191,12 @@
  /**
   * Filter implementation that accepts only ldif files.
   */
  private class SchemaFileFilter implements FilenameFilter
  private static class SchemaFileFilter implements FilenameFilter
  {
    /**
     * {@inheritDoc}
     */
    @Override
    public boolean accept(File directory, String filename)
    {
      if (filename.endsWith(".ldif"))