Coverage Report - org.seasar.cubby.converter.impl.CharacterConverter
 
Classes in this File Line Coverage Branch Coverage Complexity
CharacterConverter
54%
6/11
37%
3/8
2.75
 
 1  
 /*
 2  
  * Copyright 2004-2010 the Seasar Foundation and the Others.
 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,
 13  
  * either express or implied. See the License for the specific language
 14  
  * governing permissions and limitations under the License.
 15  
  */
 16  
 
 17  
 package org.seasar.cubby.converter.impl;
 18  
 
 19  
 import org.seasar.cubby.converter.ConversionHelper;
 20  
 
 21  
 /**
 22  
  * 任意のオブジェクトから{@link Character}への変換を行うコンバータです。
 23  
  * <p>
 24  
  * 変換元のオブジェクトの文字列表現の先頭の文字を表す{@link Character}へ変換します。 そうでない場合は <code>null</code>
 25  
  * とします。
 26  
  * </p>
 27  
  * 
 28  
  * @author baba
 29  
  */
 30  19
 public class CharacterConverter extends AbstractConverter {
 31  
 
 32  
         /**
 33  
          * {@inheritDoc}
 34  
          */
 35  
         public Class<?> getObjectType() {
 36  147
                 return Character.class;
 37  
         }
 38  
 
 39  
         /**
 40  
          * {@inheritDoc}
 41  
          */
 42  
         public Object convertToObject(final Object value,
 43  
                         final Class<?> objectType, final ConversionHelper helper) {
 44  6
                 if (value == null) {
 45  0
                         return null;
 46  
                 }
 47  6
                 return toCharacter(value.toString());
 48  
         }
 49  
 
 50  
         /**
 51  
          * 文字列を{@link Character}に変換します。
 52  
          * 
 53  
          * @param value
 54  
          *            文字列
 55  
          * @return 文字列を変換した{@link Character}
 56  
          */
 57  
         protected Object toCharacter(final String value) {
 58  6
                 if (value == null || value.length() == 0) {
 59  0
                         return 0;
 60  
                 }
 61  6
                 return value.charAt(0);
 62  
         }
 63  
 
 64  
         /**
 65  
          * {@inheritDoc}
 66  
          */
 67  
         public String convertToString(final Object value,
 68  
                         final ConversionHelper helper) {
 69  0
                 if (value == null) {
 70  0
                         return null;
 71  
                 }
 72  0
                 return new String(new char[] { (Character) value });
 73  
         }
 74  
 
 75  
 }