code: private void configureTag(Tag tag, Map attributes) throws JellyException {
          if ( tag instanceof DynaTag ) {
              DynaTag dynaTag = (DynaTag) tag;
  
              for (Object o : attributes.entrySet()) {
                  Entry entry = (Entry) o;
                  String name = (String) entry.getKey();
                  if(name.equals("xmlns"))    continue;   // we'll process this by ourselves
  
  
                  Object value = getValue(entry, dynaTag.getAttributeType(name));
                  dynaTag.setAttribute(name, value);
              }
          } else {
              // treat the tag as a bean
              DynaBean dynaBean = new ConvertingWrapDynaBean( tag );
              for (Object o : attributes.entrySet()) {
                  Entry entry = (Entry) o;
                  String name = (String) entry.getKey();
                  if(name.equals("xmlns"))    continue;   // we'll process this by ourselves
  
                  DynaProperty property = dynaBean.getDynaClass().getDynaProperty(name);
                  if (property == null) {
                      throw new JellyException("This tag does not understand the '" + name + "' attribute");
                  }
  
                  dynaBean.set(name, getValue(entry,property.getType()));
              }
          }
      }
docs: /*
  Copyright 2002,2004 The Apache Software Foundation.
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
  http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.