com.ocpsoft.pretty.faces.rewrite.processor.TrailingSlashProcessor Maven / Gradle / Ivy

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/*
 * Copyright 2010 Lincoln Baxter, III
 * 
 * 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 com.ocpsoft.pretty.faces.rewrite.processor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.ocpsoft.pretty.faces.config.rewrite.RewriteRule;
import com.ocpsoft.pretty.faces.rewrite.Processor;

/**
 * @author Lincoln Baxter, III 
 */
public class TrailingSlashProcessor implements Processor
{

   private String process(final HttpServletRequest request, final HttpServletResponse response, final RewriteRule rule,
            final String url)
   {

      String result = url;
      switch (rule.getTrailingSlash())
      {
      case APPEND:
         if (!result.endsWith("/"))
         {
            result = result + "/";
         }
         break;
      case REMOVE:
         if (result.endsWith("/") && !"/".equals(result))
         {
            result = result.substring(0, result.length() - 1);
         }
         break;
      default:
         break;
      }
      return result;
   }

   public String processInbound(final HttpServletRequest request, final HttpServletResponse response,
            final RewriteRule rule,
            final String url)
   {
      return process(request, response, rule, url);
   }

   public String processOutbound(final HttpServletRequest request, final HttpServletResponse response,
            final RewriteRule rule, final String url)
   {
      return process(request, response, rule, url);
   }

}