Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ReflectionUtil |
|
| 3.25;3.25 |
1 | /** | |
2 | * The contents of this file are subject to the Mozilla Public License Version 1.1 | |
3 | * (the "License"); you may not use this file except in compliance with the License. | |
4 | * You may obtain a copy of the License at http://www.mozilla.org/MPL/ | |
5 | * Software distributed under the License is distributed on an "AS IS" basis, | |
6 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the | |
7 | * specific language governing rights and limitations under the License. | |
8 | * | |
9 | * The Original Code is "ReflectionUtil.java". Description: | |
10 | * "Utility class for reflection" | |
11 | * | |
12 | * The Initial Developer of the Original Code is University Health Network. Copyright (C) | |
13 | * 2001. All Rights Reserved. | |
14 | * | |
15 | * Contributor(s): | |
16 | * | |
17 | * Alternatively, the contents of this file may be used under the terms of the | |
18 | * GNU General Public License (the �GPL�), in which case the provisions of the GPL are | |
19 | * applicable instead of those above. If you wish to allow use of your version of this | |
20 | * file only under the terms of the GPL and not to allow others to use your version | |
21 | * of this file under the MPL, indicate your decision by deleting the provisions above | |
22 | * and replace them with the notice and other provisions required by the GPL License. | |
23 | * If you do not delete the provisions above, a recipient may use your version of | |
24 | * this file under either the MPL or the GPL. | |
25 | * | |
26 | */ | |
27 | package ca.uhn.hl7v2.util; | |
28 | ||
29 | import java.lang.reflect.Constructor; | |
30 | ||
31 | import ca.uhn.hl7v2.HL7Exception; | |
32 | import ca.uhn.hl7v2.model.Group; | |
33 | import ca.uhn.hl7v2.model.Message; | |
34 | import ca.uhn.hl7v2.model.Structure; | |
35 | import ca.uhn.hl7v2.parser.ModelClassFactory; | |
36 | ||
37 | public class ReflectionUtil { | |
38 | ||
39 | /** Non instantiable */ | |
40 | 0 | private ReflectionUtil() { |
41 | // nothing | |
42 | 0 | } |
43 | ||
44 | public static <T extends Structure> T instantiateStructure(Class<T> theType, Group parent, | |
45 | ModelClassFactory theModelClassFactory) throws HL7Exception { | |
46 | try { | |
47 | 229607 | Constructor<T> constructor = theType.getConstructor(new Class<?>[] { Group.class, |
48 | ModelClassFactory.class }); | |
49 | 229607 | T message = constructor.newInstance(parent, theModelClassFactory); |
50 | 229607 | return message; |
51 | 0 | } catch (Exception e) { |
52 | 0 | throw new HL7Exception("Failed to instantiate type " + theType.getCanonicalName() |
53 | + ": ", e); | |
54 | } | |
55 | } | |
56 | ||
57 | public static <T extends Message> T instantiateMessage(Class<T> theType, | |
58 | ModelClassFactory theModelClassFactory) throws HL7Exception { | |
59 | try { | |
60 | 5777 | Constructor<T> constructor = theType |
61 | 5777 | .getConstructor(new Class<?>[] { ModelClassFactory.class }); |
62 | 5777 | T message = constructor.newInstance(theModelClassFactory); |
63 | 5777 | return message; |
64 | 0 | } catch (Exception e) { |
65 | 0 | throw new HL7Exception("Failed to instantiate type " + theType.getCanonicalName() |
66 | + ": ", e); | |
67 | } | |
68 | } | |
69 | ||
70 | public static <T> T instantiate(Class<T> theType) throws HL7Exception { | |
71 | try { | |
72 | 0 | return theType.newInstance(); |
73 | 0 | } catch (Exception e) { |
74 | 0 | throw new HL7Exception("Failed to instantiate type " + theType.getCanonicalName() |
75 | + ": ", e); | |
76 | } | |
77 | } | |
78 | ||
79 | } |