1 /*
2 * Copyright 2010, 2011 Chris Pheby
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.jadira.bindings.core.general.unmarshaller;
17
18 import org.jadira.bindings.core.api.Converter;
19 import org.jadira.bindings.core.api.FromUnmarshaller;
20
21 /**
22 * Unmarshaller supports constructor parameterised by a target object
23 * @param <S> Source type for the conversion
24 * @param <T> Target type
25 */
26 public final class ConverterFromUnmarshaller<S, T> implements FromUnmarshaller<S, T> {
27
28 private final Converter<T,S> converter;
29
30 /**
31 * Create a new instance for the given converter
32 * @param converter The converter to be wrapped
33 */
34 public ConverterFromUnmarshaller(Converter<T,S> converter) {
35
36 if (converter == null) {
37 throw new IllegalStateException("converter must not be null");
38 }
39 this.converter = converter;
40 }
41
42 /**
43 * {@inheritDoc}
44 */
45 /* @Override */
46 public S unmarshal(T object) {
47
48 return converter.convert(object);
49 }
50
51 /**
52 * {@inheritDoc}
53 */
54 /* @Override */
55 public Class<S> getBoundClass() {
56 return converter.getOutputClass();
57 }
58
59 /**
60 * {@inheritDoc}
61 */
62 /* @Override */
63 public Class<T> getTargetClass() {
64 return converter.getInputClass();
65 }
66 }