Copyright 2008 Christian Schlichtherle 
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.