Coverage report

  %line %branch
org.apache.commons.jelly.tags.define.InvokeBodyTag
64% 
83% 

 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   
 package org.apache.commons.jelly.tags.define;
 17   
 
 18   
 import org.apache.commons.jelly.JellyTagException;
 19   
 import org.apache.commons.jelly.Script;
 20   
 import org.apache.commons.jelly.Tag;
 21   
 import org.apache.commons.jelly.TagSupport;
 22   
 import org.apache.commons.jelly.XMLOutput;
 23   
 import org.apache.commons.jelly.impl.DynamicTag;
 24   
 import org.apache.commons.logging.Log;
 25   
 import org.apache.commons.logging.LogFactory;
 26   
 
 27   
 /**
 28   
  * <invokeBody> tag is used inside a <tag> tag
 29   
  * (i.e. the definition of a dynamic tag) to invoke the tags body when
 30   
  * the tag is invoked.
 31   
  *
 32   
  * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
 33   
  * @version $Revision: 155420 $
 34   
  */
 35   
 public class InvokeBodyTag extends TagSupport {
 36   
 
 37   
     /** The Log to which logging calls will be made. */
 38  18 
     private static final Log log = LogFactory.getLog(InvokeBodyTag.class);
 39   
 
 40  3 
     public InvokeBodyTag() {
 41  3 
     }
 42   
 
 43   
     // Tag interface
 44   
     //-------------------------------------------------------------------------
 45   
     public void doTag(XMLOutput output) throws JellyTagException {
 46   
         // Try find find the body from the reserved 'org.apache.commons.jelly.body' variable
 47  3 
         Script script = (Script) context.getVariable("org.apache.commons.jelly.body");
 48  3 
         if (script != null) {
 49  3 
             script.run(context, output);
 50   
         }
 51   
         else {
 52   
             // note this mechanism does not work properly for arbitrarily
 53   
             // nested dynamic tags. A better way is required.
 54  0 
             Tag tag = findAncestorWithClass(this, DynamicTag.class);
 55  0 
             if (tag == null) {
 56  0 
                 throw new JellyTagException("Cannot invoke body, no dynamic tag is defined in this block");
 57   
             }
 58   
             else {
 59  0 
                 tag.invokeBody(output);
 60   
             }
 61   
         }
 62  3 
     }
 63   
 }

This report is generated by jcoverage, Maven and Maven JCoverage Plugin.