Coverage report

  %line %branch
org.apache.commons.jelly.tags.swing.converters.DebugGraphicsConverter
9% 
71% 

 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.swing.converters;
 17   
 
 18   
 import javax.swing.DebugGraphics;
 19   
 import java.util.StringTokenizer;
 20   
 
 21   
 import org.apache.commons.beanutils.Converter;
 22   
 import org.apache.commons.beanutils.ConvertUtils;
 23   
 
 24   
 /**
 25   
  * A Converter that turns Strings in one of the constants of
 26   
  *    {@link DebugGraphics} to their appropriate integer constant.
 27   
  *
 28   
  * @author <a href="mailto:paul@activemath.org">Paul Libbrecht</a>
 29   
  * @version $Revision: 155420 $
 30   
  */
 31  4 
 public class DebugGraphicsConverter implements Converter {
 32   
 
 33  4 
     private static String usageText =
 34   
         "DebugGraphics options are set as a \"|\" separated list of words using one of the constants of DebugGraphics: log, flash, or buffered.";
 35   
 
 36   
     public static void register() {
 37  0 
         ConvertUtils.register(
 38   
             new DebugGraphicsConverter(),
 39  0 
             java.lang.Integer.class);
 40  0 
     }
 41   
 
 42   
     /** Part of the Converter interface.
 43   
      * @see org.apache.commons.beanutils.Converter#convert(java.lang.Class, java.lang.Object)
 44   
      */
 45   
     public Object convert(Class type, Object value) {
 46  0 
         return convert(value);
 47   
     }
 48   
 
 49   
     /** This is not part of the converter interface, it's for use by
 50   
      * classes that don't use DebugGraphicsConverter through BeanUtils.
 51   
      * @param from
 52   
      * @return
 53   
      */
 54   
     public Object convert(Object value) {
 55  0 
         if (value != null) {
 56  0 
             int result = 0;
 57  0 
             StringTokenizer stok =
 58   
                 new StringTokenizer(value.toString(), ", \t|", false);
 59  0 
             while (stok.hasMoreTokens()) {
 60  0 
                 String tok = stok.nextToken();
 61  0 
                 result = result | recognizeOption(tok);
 62   
             }
 63  0 
             return new Integer(result);
 64   
         }
 65  0 
         return null;
 66   
     }
 67   
 
 68   
     protected int recognizeOption(String value) {
 69  0 
         value = value.toString().toLowerCase();
 70   
 
 71  0 
         if ("log".equals(value) || "log_option".equals(value)) {
 72  0 
             return DebugGraphics.LOG_OPTION;
 73   
         }
 74  0 
         else if ("flash".equals(value) || "flash_option".equals(value)) {
 75  0 
                 return DebugGraphics.FLASH_OPTION;
 76   
         }
 77  0 
         else if ("buffered".equals(value) || "buffered_option".equals(value)) {
 78  0 
             return DebugGraphics.BUFFERED_OPTION;
 79   
         }
 80   
         else {
 81  0 
             throw new IllegalArgumentException(usageText);
 82   
         }
 83   
     }
 84   
 }

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