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Protocol handler for communicating using a servlet / http following the Servlet 2.5/ 2.5/.x spec.

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/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
 * as indicated by the @authors tag. All rights reserved.
 * See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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.jboss.arquillian.protocol.servlet;

import java.net.URI;

import org.jboss.arquillian.container.spi.client.protocol.metadata.HTTPContext;
import org.jboss.arquillian.container.spi.client.protocol.metadata.Servlet;
import org.jboss.shrinkwrap.api.ArchivePath;
import org.jboss.shrinkwrap.api.ArchivePaths;

/**
 * ServletUtil
 *
 * @author Aslak Knutsen
 * @version $Revision: $
 */
public final class ServletUtil
{
   public static final ArchivePath WEB_XML_PATH = ArchivePaths.create("WEB-INF/web.xml");
   public static final ArchivePath APPLICATION_XML_PATH = ArchivePaths.create("META-INF/application.xml");   
   
   private ServletUtil() {}
   
   public static URI determineBaseURI(ServletProtocolConfiguration config, HTTPContext context, String servletName)
   {
      String address = config.getHost();
      Integer port = config.getPort();

      // TODO: can not set contextRoot in config, change to prefixContextRoot
      String contextRoot = null; //protocolConfiguration.getContextRoot(); 
      
      Servlet servlet = context.getServletByName(servletName);
      if(servlet != null)
      {
         // use the context where the Arquillian servlet is found
         if(address == null)
         {
            address = context.getHost();
         }
         if(port == null)
         {
            port = context.getPort();
         }
         contextRoot = servlet.getContextRoot();
      }
      else
      {
         throw new IllegalArgumentException(
              servletName + " not found. " +
              "Could not determine ContextRoot from ProtocolMetadata, please contact DeployableContainer developer.");
      }
      return URI.create("http://" + address + ":" + port + contextRoot);
   }

   public static String calculateContextRoot(String archiveName)
   {
       String correctedName = archiveName;
       if(correctedName.startsWith("/"))
       {
          correctedName = correctedName.substring(1);
       }
       if(correctedName.indexOf(".") != -1)
       {
          correctedName = correctedName.substring(0, correctedName.lastIndexOf("."));
       }
       return correctedName;
   }
}