package org.apache.archiva.redback.integration.filter;
   
   /*
    * 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
   *
   * 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.
   */
  
  import org.springframework.context.ApplicationContext;
  import org.springframework.web.context.support.WebApplicationContextUtils;
  
  import javax.servlet.Filter;
  import javax.servlet.FilterConfig;
  import javax.servlet.ServletException;
  
  /**
   * SpringServletFilter
   *
   * @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a>
   *
   */
  public abstract class SpringServletFilter
      implements Filter
  {
      private ApplicationContext applicationContext;
  
      public void destroy()
      {
          // Do nothing here.
      }
  
      protected ApplicationContext getApplicationContext()
      {
          return applicationContext;
      }
  
      public void init( FilterConfig filterConfig )
          throws ServletException
      {
          applicationContext = WebApplicationContextUtils.getWebApplicationContext( filterConfig.getServletContext() );
  
      }
  }