Coverage report

  %line %branch
org.apache.commons.jelly.tags.jetty.ResponseHeaderTag
81% 
96% 

 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  
 import org.mortbay.http.HttpResponse;
 24  
 
 25  
 /**
 26  
  * Set a response header in the request handler of a Jetty http server
 27  
  *
 28  
  * @author  rtl
 29  
  */
 30  3
 public class ResponseHeaderTag extends TagSupport {
 31  
 
 32  
     /** parameter name */
 33  
     private String _name;
 34  
 
 35  
     /** parameter value */
 36  
     private String _value;
 37  
 
 38  
     /**
 39  
      * Perform the tag functionality. In this case, set a header in the
 40  
      * http response found in the jelly context
 41  
      *
 42  
      * @param xmlOutput where to send output
 43  
      * @throws Exception when an error occurs
 44  
      */
 45  
     public void doTag(XMLOutput xmlOutput) throws JellyTagException {
 46  
 
 47  3
         if (null == getName()) {
 48  0
             throw new JellyTagException("<responseHeader> tag must have a name");
 49  
         }
 50  
 
 51  
         // get the response from the context
 52  3
         HttpResponse httpResponse = (HttpResponse) getContext().getVariable("response");
 53  3
         if (null == httpResponse) {
 54  0
             throw new JellyTagException("HttpResponse variable not available in Jelly context");
 55  
         }
 56  
 
 57  
         // if value is valid then set it
 58  
         // otherwise remove the field
 59  3
         if (null != getValue()) {
 60  3
             httpResponse.setField(getName(), getValue());
 61  
         } else {
 62  0
             httpResponse.removeField(getName());
 63  
         }
 64  
 
 65  3
     }
 66  
 
 67  
     //--------------------------------------------------------------------------
 68  
     // Property accessors/mutators
 69  
     //--------------------------------------------------------------------------
 70  
 
 71  
     /**
 72  
      * Getter for property context path.
 73  
      *
 74  
      * @return value of property context path.
 75  
      */
 76  
     public String getName() {
 77  6
         return _name;
 78  
     }
 79  
 
 80  
     /**
 81  
      * Setter for property context path.
 82  
      *
 83  
      * @param path New value of property context path.
 84  
      */
 85  
     public void setName(String name) {
 86  3
         _name = name;
 87  3
     }
 88  
 
 89  
     /**
 90  
      * Getter for property value.
 91  
      *
 92  
      * @return value of property value.
 93  
      */
 94  
     public String getValue() {
 95  6
         return _value;
 96  
     }
 97  
 
 98  
     /**
 99  
      * Setter for property value.
 100  
      *
 101  
      * @param value New value of property value.
 102  
      */
 103  
     public void setValue(String value) {
 104  3
         _value = value;
 105  3
     }
 106  
 
 107  
 }
 108  
 

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