add back test to make sure a renderer is present, which is needed for StructureRenderers

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@196805 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/fop/apps/Fop.java

@@ -3,34 +3,34 @@
  * ============================================================================
  *                    The Apache Software License, Version 1.1
  * ============================================================================
- * 
+ *
  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, are permitted provided that the following conditions are met:
- * 
+ *
  * 1. Redistributions of source code must retain the above copyright notice,
  *    this list of conditions and the following disclaimer.
- * 
+ *
  * 2. Redistributions in binary form must reproduce the above copyright notice,
  *    this list of conditions and the following disclaimer in the documentation
  *    and/or other materials provided with the distribution.
- * 
+ *
  * 3. The end-user documentation included with the redistribution, if any, must
  *    include the following acknowledgment: "This product includes software
  *    developed by the Apache Software Foundation (http://www.apache.org/)."
  *    Alternately, this acknowledgment may appear in the software itself, if
  *    and wherever such third-party acknowledgments normally appear.
- * 
+ *
  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
  *    endorse or promote products derived from this software without prior
  *    written permission. For written permission, please contact
  *    apache@apache.org.
- * 
+ *
  * 5. Products derived from this software may not be called "Apache", nor may
  *    "Apache" appear in their name, without prior written permission of the
  *    Apache Software Foundation.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
@@ -42,12 +42,12 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ============================================================================
- * 
+ *
  * This software consists of voluntary contributions made by many individuals
  * on behalf of the Apache Software Foundation and was originally created by
  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
  * Software Foundation, please see <http://www.apache.org/>.
- */ 
+ */
 package org.apache.fop.apps;
 
 // Java
@@ -86,17 +86,19 @@ public class Fop {
             try {
                 if (options.getOutputMode() == CommandLineOptions.AWT_OUTPUT) {
                     driver.setRenderer(new AWTRenderer(inputHandler));
-                } else { 
+                } else {
                     driver.setRenderer(options.getRenderer());
-    
+
                     if (options.getOutputFile() != null) {
                         bos = new BufferedOutputStream(new FileOutputStream(
                             options.getOutputFile()));
                         driver.setOutputStream(bos);
                     }
                 }
-        
-                driver.getRenderer().setOptions(options.getRendererOptions());
+
+                if (driver.getRenderer() != null) {
+                    driver.getRenderer().setOptions(options.getRendererOptions());
+                }
                 driver.render(inputHandler);
             } finally {
                 if (bos != null) {
@@ -121,7 +123,7 @@ public class Fop {
             } else {
                 System.err.println("Turn on debugging for more information");
             }
-        } 
+        }
     }
 }