openecomp-be/api/openecomp-sdc-rest-webapp/openecomp-sdc-common-rest/src/main/java/org/openecomp/sdcrests/filters/SessionContextFilter.java

   1 package org.openecomp.sdcrests.filters;
   2
   3 import org.openecomp.sdc.common.session.SessionContextProvider;
   4 import org.openecomp.sdc.common.session.SessionContextProviderFactory;
   5
   6 import java.io.IOException;
   7 import javax.servlet.Filter;
   8 import javax.servlet.FilterChain;
   9 import javax.servlet.FilterConfig;
  10 import javax.servlet.ServletException;
  11 import javax.servlet.ServletRequest;
  12 import javax.servlet.ServletResponse;
  13 import javax.servlet.http.HttpServletRequest;
  14
  15 public abstract class SessionContextFilter implements Filter {
  16   @Override
  17   public void init(FilterConfig filterConfig) throws ServletException {
  18
  19   }
  20
  21   @Override
  22   public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse,
  23                        FilterChain filterChain) throws IOException, ServletException {
  24     SessionContextProvider contextProvider =
  25         SessionContextProviderFactory.getInstance().createInterface();
  26
  27     try {
  28       if (servletRequest instanceof HttpServletRequest) {
  29
  30         contextProvider.create(getUser(servletRequest),getTenant(servletRequest));
  31       }
  32
  33       filterChain.doFilter(servletRequest, servletResponse);
  34     } finally {
  35       contextProvider.close();
  36     }
  37   }
  38
  39   @Override
  40   public void destroy() {
  41
  42   }
  43
  44   public abstract String getUser(ServletRequest servletRequest);
  45
  46   public abstract String getTenant(ServletRequest servletRequest);
  47 }