JSessionIdHandlingProvider.java

/*
 * Copyright 2011 <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
 *
 * 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.
 */
package org.ocpsoft.rewrite.servlet.config;

import javax.servlet.ServletContext;

import org.ocpsoft.rewrite.config.Configuration;
import org.ocpsoft.rewrite.config.ConfigurationBuilder;
import org.ocpsoft.rewrite.context.EvaluationContext;
import org.ocpsoft.rewrite.servlet.config.rule.Join;
import org.ocpsoft.rewrite.servlet.http.event.HttpServletRewrite;

/**
 * @author Christian Kaltepoth
 */
public class JSessionIdHandlingProvider extends HttpConfigurationProvider
{

   @Override
   public int priority()
   {
      return 0;
   }

   @Override
   public Configuration getConfiguration(final ServletContext context)
   {

      return ConfigurationBuilder.begin()

               .addRule()
               .when(Path.matches("/getsession"))
               .perform(new HttpOperation() {
                  @Override
                  public void performHttp(HttpServletRewrite event, EvaluationContext context)
                  {
                     Redirect.temporary(event.getContextPath()
                              + "/path;jsessionid=" + event.getRequest().getSession().getId())
                              .perform(event, context);
                  }
               })

               .addRule()
               .when(Path.matches("/path"))
               .perform(SendStatus.code(210))

               .addRule(Join.path("/join").to("/file.txt"));

   }
}