content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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
   *
   *     https://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.
   */
  
  package org.apache.avro.ipc.jetty;
  
  import java.net.URL;
  
  import org.eclipse.jetty.servlet.DefaultServlet;
  import org.eclipse.jetty.util.resource.Resource;
  
  /**
   * Very simple servlet class capable of serving static files.
   */
  public class StaticServlet extends DefaultServlet {
    private static final long serialVersionUID = 1L;
  
    @Override
    public Resource getResource(String pathInContext) {
      // Take only last slice of the URL as a filename, so we can adjust path.
      // This also prevents mischief like '../../foo.css'
      String[] parts = pathInContext.split("/");
      String filename = parts[parts.length - 1];
  
      URL resource = getClass().getClassLoader().getResource("org/apache/avro/ipc/stats/static/" + filename);
      if (resource == null) {
        return null;
      }
      return Resource.newResource(resource);
    }
  }
  