| 1 | // Copyright 2004-2007 Jean-Francois Poilpret |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | package net.sourceforge.hivegui.application; |
| 16 | |
| 17 | import org.jdesktop.application.ResourceConverter; |
| 18 | import org.jdesktop.application.ResourceMap; |
| 19 | |
| 20 | public class EnumConverter extends ResourceConverter |
| 21 | { |
| 22 | public EnumConverter() |
| 23 | { |
| 24 | super(Enum.class); |
| 25 | } |
| 26 | |
| 27 | @Override public boolean supportsType(Class testType) |
| 28 | { |
| 29 | return testType.isEnum(); |
| 30 | } |
| 31 | |
| 32 | @Override public Object parseString(String s, ResourceMap r) |
| 33 | throws ResourceConverterException |
| 34 | { |
| 35 | // CSOFF: IllegalCatchCheck |
| 36 | try |
| 37 | { |
| 38 | // Split s into: enum class.enum value |
| 39 | int index = s.lastIndexOf("."); |
| 40 | String clazz = s.substring(0, index); |
| 41 | String expected = s.substring(index + 1); |
| 42 | Class enumClass = Class.forName(clazz); |
| 43 | Object[] values = enumClass.getEnumConstants(); |
| 44 | for (Object value: values) |
| 45 | { |
| 46 | if (value.toString().equals(expected)) |
| 47 | { |
| 48 | return value; |
| 49 | } |
| 50 | } |
| 51 | return null; |
| 52 | } |
| 53 | catch (Exception e) |
| 54 | { |
| 55 | throw new ResourceConverterException("value must be EnumClass.EnumValue", s, e); |
| 56 | } |
| 57 | // CSON: IllegalCatchCheck |
| 58 | } |
| 59 | } |