Coverage report

  %line %branch
org.apache.commons.jelly.tags.swt.LayoutTagSupport
0% 
0% 

 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.swt;
 17   
 
 18   
 import java.lang.reflect.Field;
 19   
 import java.lang.reflect.InvocationTargetException;
 20   
 import java.util.Iterator;
 21   
 import java.util.Map;
 22   
 
 23   
 import org.apache.commons.beanutils.BeanUtils;
 24   
 import org.apache.commons.beanutils.ConvertUtils;
 25   
 import org.apache.commons.jelly.JellyTagException;
 26   
 import org.apache.commons.jelly.tags.core.UseBeanTag;
 27   
 import org.apache.commons.logging.Log;
 28   
 import org.apache.commons.logging.LogFactory;
 29   
 import org.eclipse.swt.widgets.Widget;
 30   
 
 31   
 /**
 32   
  * An abstract base class for Layout or LayoutData tags.
 33   
  *
 34   
  * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
 35   
  * @version 1.1
 36   
  */
 37   
 public abstract class LayoutTagSupport extends UseBeanTag {
 38   
 
 39   
     /** The Log to which logging calls will be made. */
 40  0 
     private static final Log log = LogFactory.getLog(LayoutTagSupport.class);
 41   
 
 42   
     private String var;
 43   
 
 44   
     public LayoutTagSupport(Class layoutClass) {
 45  0 
         super(layoutClass);
 46  0 
     }
 47   
 
 48   
     // Properties
 49   
     //-------------------------------------------------------------------------
 50   
 
 51   
     /**
 52   
      * @return the parent widget which this widget will be added to.
 53   
      */
 54   
     public Widget getParentWidget() {
 55  0 
         WidgetTag tag = (WidgetTag) findAncestorWithClass(WidgetTag.class);
 56  0 
         if (tag != null) {
 57  0 
             return tag.getWidget();
 58   
         }
 59  0 
         return null;
 60   
     }
 61   
 
 62   
     /**
 63   
      * Sets the name of the variable to use to expose the new Layout object.
 64   
      * If this attribute is not set then the parent widget tag will have its
 65   
      * layout property set.
 66   
      */
 67   
     public void setVar(String var) {
 68  0 
         this.var = class="keyword">var;
 69  0 
     }
 70   
 
 71   
     // Implementation methods
 72   
     //-------------------------------------------------------------------------
 73   
     /**
 74   
      * Either defines a variable or adds the current component to the parent
 75   
      */
 76   
     protected void processBean(String var, Object bean) throws JellyTagException {
 77  0 
         if (var != null) {
 78  0 
             context.setVariable(var, bean);
 79   
         }
 80  0 
     }
 81   
 
 82   
     /**
 83   
      * @see org.apache.commons.jelly.tags.core.UseBeanTag#setBeanProperties(java.lang.Object, java.util.Map)
 84   
      */
 85   
     protected void setBeanProperties(Object bean, Map attributes) throws JellyTagException {
 86   
 
 87  0 
         if (bean != null) {
 88  0 
             Class theClass = bean.getClass();
 89  0 
             for (Iterator iter = attributes.entrySet().iterator(); iter.hasNext();) {
 90  0 
                 Map.Entry entry = (Map.Entry) iter.next();
 91  0 
                 String name = (String) entry.getKey();
 92  0 
                 Object value = entry.getValue();
 93   
 
 94  0 
                 value = convertValue(bean, name, value);
 95   
 
 96   
                 try {
 97   
                     // lets first see if there's a field available
 98  0 
                     Field field = theClass.getField(name);
 99  0 
                     if (field != null) {
 100  0 
                         if (value instanceof String) {
 101  0 
                             value = ConvertUtils.convert((String) value, field.getType());
 102   
                         }
 103  0 
                         field.set(bean, value);
 104   
                     } else {
 105  0 
                         BeanUtils.setProperty(bean, name, value);
 106   
                     }
 107  0 
                 } catch (NoSuchFieldException e) {
 108  0 
                     throw new JellyTagException(e);
 109  0 
                 } catch (IllegalAccessException e) {
 110  0 
                     throw new JellyTagException(e);
 111  0 
                 } catch (InvocationTargetException e) {
 112  0 
                     throw new JellyTagException(e);
 113  0 
                 }
 114   
             }
 115   
         }
 116  0 
     }
 117   
 
 118   
     /**
 119   
      * Provides a strategy method that allows values to be converted,
 120   
      * particularly to support integer enumerations and String representations.
 121   
      *
 122   
      * @param bean is the bean on which the property is to be set
 123   
      * @param name is the name of the property
 124   
      * @param value the value of the property
 125   
      * @return the new value
 126   
      */
 127   
     protected Object convertValue(Object bean, String name, Object value)
 128   
         throws JellyTagException {
 129  0 
         return value;
 130   
     }
 131   
 
 132   
 }

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