01: /*
02: * This file is part of PFIXCORE.
03: *
04: * PFIXCORE is free software; you can redistribute it and/or modify
05: * it under the terms of the GNU Lesser General Public License as published by
06: * the Free Software Foundation; either version 2 of the License, or
07: * (at your option) any later version.
08: *
09: * PFIXCORE is distributed in the hope that it will be useful,
10: * but WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12: * GNU Lesser General Public License for more details.
13: *
14: * You should have received a copy of the GNU Lesser General Public License
15: * along with PFIXCORE; if not, write to the Free Software
16: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17: *
18: */
19:
20: package de.schlund.pfixcore.webservice.jsonws;
21:
22: import java.lang.reflect.ParameterizedType;
23: import java.lang.reflect.Type;
24:
25: public class DeserializationContext {
26:
27: DeserializerRegistry deserReg;
28:
29: public DeserializationContext(DeserializerRegistry deserReg) {
30: this .deserReg = deserReg;
31: }
32:
33: public boolean canDeserialize(Object jsonObj, Type targetType)
34: throws DeserializationException {
35: Class<?> targetClass = null;
36: if (targetType instanceof Class)
37: targetClass = (Class<?>) targetType;
38: else if (targetType instanceof ParameterizedType) {
39: Type rawType = ((ParameterizedType) targetType)
40: .getRawType();
41: if (rawType instanceof Class)
42: targetClass = (Class<?>) rawType;
43: else
44: return false;
45: } else
46: return false;
47: if (jsonObj == null) {
48: if (targetClass.isPrimitive())
49: return false;
50: return true;
51: }
52: Deserializer deser = deserReg.getDeserializer(targetClass);
53: return deser.canDeserialize(this , jsonObj, targetType);
54: }
55:
56: public Object deserialize(Object jsonObj, Type targetType)
57: throws DeserializationException {
58: if (jsonObj == null)
59: return null;
60: Class<?> targetClass = null;
61: if (targetType instanceof Class)
62: targetClass = (Class<?>) targetType;
63: else if (targetType instanceof ParameterizedType) {
64: Type rawType = ((ParameterizedType) targetType)
65: .getRawType();
66: if (rawType instanceof Class)
67: targetClass = (Class<?>) rawType;
68: else
69: throw new DeserializationException("Unsupported type: "
70: + targetType);
71: } else
72: throw new DeserializationException("Unsupported type: "
73: + targetType);
74: Deserializer deser = deserReg.getDeserializer(targetClass);
75: return deser.deserialize(this, jsonObj, targetType);
76: }
77:
78: }
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