Coverage report

  %line %branch
org.apache.commons.jelly.tags.jetty.AbstractMethodHandlerTag
83% 
100% 

 1  
 /*
 2  
  * Copyright 2002,2004 The Apache Software Foundation.
 3  
  *
 4  
  * Licensed under the Apache License, Version 2.0 (the "License");
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  *
 8  
  *      http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13  
  * See the License for the specific language governing permissions and
 14  
  * limitations under the License.
 15  
  */
 16  
 
 17  
 package org.apache.commons.jelly.tags.jetty;
 18  
 
 19  
 import org.apache.commons.jelly.JellyTagException;
 20  
 import org.apache.commons.jelly.TagSupport;
 21  
 import org.apache.commons.jelly.XMLOutput;
 22  
 
 23  
 /**
 24  
  * An abstract base tag to declare a handler for a particular request method
 25  
  * in an http context in an http server
 26  
  *
 27  
  * @author  rtl
 28  
  * @version $Id: AbstractMethodHandlerTag.java,v 1.3 2002/07/14 12:38:22 dion Exp $
 29  
  */
 30  5
 abstract public class AbstractMethodHandlerTag extends TagSupport {
 31  
 
 32  
     /** Override this to return the name of the http method handled by this tag */
 33  
     abstract public String getMethodHandled();
 34  
 
 35  
     /**
 36  
      * Perform the tag functionality. In this case, add a http method handler
 37  
      * to the parent that invokes the script in the body of this tag when
 38  
      * processing an http request
 39  
      *
 40  
      * @param xmlOutput where to send output
 41  
      * @throws Exception when an error occurs
 42  
      */
 43  
     public void doTag(XMLOutput xmlOutput) throws JellyTagException {
 44  2
         JellyResourceHandlerTag parentTag =
 45  
             (JellyResourceHandlerTag) findAncestorWithClass(
 46  
                 JellyResourceHandlerTag.class);
 47  
 
 48  2
         if ( parentTag == null ) {
 49  0
             throw new JellyTagException( "<" + getMethodHandled().toLowerCase() +
 50  
                                       "Request> tag must be enclosed inside a <jellyResourceHandler> tag" );
 51  
         }
 52  
 
 53  
         // register this tag with the http handler for the appropriate method
 54  2
         parentTag.getJellyResourceHttpHandler().registerTag(this, getMethodHandled());
 55  
 
 56  
         // NOTE - don't invokeBody here as we only want to do it during a request
 57  2
     }
 58  
 
 59  
 }
 60  
 

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