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
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * 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.atlas.web.servlets;
  
  import org.apache.atlas.web.filters.AtlasResponseRequestWrapper;
  import org.apache.atlas.web.filters.HeadersUtil;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import javax.servlet.http.HttpServlet;
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  public class AtlasHttpServlet extends HttpServlet {
      public static final Logger LOG = LoggerFactory.getLogger(AtlasHttpServlet.class);
  
      public static final String TEXT_HTML = "text/html";
      public static final String ALLOW     = "ALLOW";
  
      protected void includeResponse(HttpServletRequest request, HttpServletResponse response, String template) {
          try {
              response.setContentType(TEXT_HTML);
              AtlasResponseRequestWrapper responseWrapper = new AtlasResponseRequestWrapper(response);
              HeadersUtil.setSecurityHeaders(responseWrapper);
  
              getServletContext()
                      .getRequestDispatcher(template)
                      .include(request, response);
          } catch (Exception e) {
              LOG.error("Failed to include template [{}] in AtlasHttpServlet", template, e);
          }
      }
  }
  