rebuilding head

[mir.git] / source / mir / producer / reader / ProducerNodeBuilder.java

diff --git a/source/mir/producer/reader/ProducerNodeBuilder.java b/source/mir/producer/reader/ProducerNodeBuilder.java
index 0b45d6c..6b47dde 100755 (executable)
--- a/source/mir/producer/reader/ProducerNodeBuilder.java
+++ b/source/mir/producer/reader/ProducerNodeBuilder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2001, 2002  The Mir-coders group
+ * Copyright (C) 2001, 2002 The Mir-coders group
  *
  * This file is part of Mir.
  *
@@ -18,24 +18,25 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  *
  * In addition, as a special exception, The Mir-coders gives permission to link
- * the code of this program with the com.oreilly.servlet library, any library
- * licensed under the Apache Software License, The Sun (tm) Java Advanced
- * Imaging library (JAI), The Sun JIMI library (or with modified versions of
- * the above that use the same license as the above), and distribute linked
- * combinations including the two.  You must obey the GNU General Public
- * License in all respects for all of the code used other than the above
- * mentioned libraries.  If you modify this file, you may extend this exception
- * to your version of the file, but you are not obligated to do so.  If you do
- * not wish to do so, delete this exception statement from your version.
+ * the code of this program with  any library licensed under the Apache Software License,
+ * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
+ * (or with modified versions of the above that use the same license as the above),
+ * and distribute linked combinations including the two.  You must obey the
+ * GNU General Public License in all respects for all of the code used other than
+ * the above mentioned libraries.  If you modify this file, you may extend this
+ * exception to your version of the file, but you are not obligated to do so.
+ * If you do not wish to do so, delete this exception statement from your version.
  */
-
 package mir.producer.reader;
 
-import java.util.*;
-import mir.producer.*;
+import java.util.Map;
+import java.util.Set;
+
+import mir.producer.ProducerNode;
+import mir.util.xml.XMLParserExc;
 
 public interface ProducerNodeBuilder  {
-  public void setAttributes(Map anAttributes) throws ProducerConfigExc;
+  public void setAttributes(Map anAttributes) throws ProducerConfigExc, XMLParserExc;
   public void setSubNode(String aName, ProducerNode aNode) throws ProducerConfigExc;
   public Set getAvailableSubNodes() throws ProducerConfigExc;
   public ProducerNode constructNode() throws ProducerConfigExc;
@@ -47,11 +48,14 @@ public interface ProducerNodeBuilder  {
   public class DefaultProducerNodeBuilderFactory implements ProducerNodeBuilderFactory {
     private Class producerNodeBuilderClass;
 
-    public DefaultProducerNodeBuilderFactory(Class aProducerNodeBuilderClass) {
+    public DefaultProducerNodeBuilderFactory(Class aProducerNodeBuilderClass) throws ProducerConfigExc, XMLParserExc  {
+      if (!ProducerNodeBuilder.class.isAssignableFrom(aProducerNodeBuilderClass))
+        throw new ProducerConfigExc("supplied class is not a ProducerNodeBuilder class but a " + aProducerNodeBuilderClass.getClass().getName());
+
       producerNodeBuilderClass = aProducerNodeBuilderClass;
     }
 
-    public ProducerNodeBuilder makeBuilder() throws ProducerConfigExc{
+    public ProducerNodeBuilder makeBuilder() throws ProducerConfigExc {
       try {
         return (ProducerNodeBuilder) producerNodeBuilderClass.newInstance();
       }