Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ExtendedMllpDecoder |
|
| 1.0;1 |
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 "ExtendedMllpDecoder.java". Description: | |
10 | "Decodes an InputStream into a String, but respects a potentially populated field MSH-18" | |
11 | ||
12 | The Initial Developer of the Original Code is University Health Network. Copyright (C) | |
13 | 2013. 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.llp; | |
28 | ||
29 | import java.nio.charset.Charset; | |
30 | ||
31 | import org.slf4j.Logger; | |
32 | import org.slf4j.LoggerFactory; | |
33 | ||
34 | /** | |
35 | * ExtendedMllpDecoder decodes an InputStream into a String, but obeys a potentially | |
36 | * populated field MSH-18 to determine the character set. If the field is not populated | |
37 | * or an unknown charset name is given or MSH-18 cannot be parsed at all, a log | |
38 | * is written and the default charset is used instead. | |
39 | * | |
40 | * @author Christian Ohr | |
41 | */ | |
42 | class ExtendedMllpDecoder extends MllpDecoder { | |
43 | ||
44 | 5 | private static final Logger LOG = LoggerFactory.getLogger(ExtendedMllpDecoder.class); |
45 | ||
46 | // for test purposes only | |
47 | private Charset lastCharset; | |
48 | ||
49 | ExtendedMllpDecoder(Charset charset) { | |
50 | 105 | super(charset); |
51 | 105 | } |
52 | ||
53 | /** | |
54 | * Use the charset as specified in MSH-18, fallback to configured charset | |
55 | * and eventually to ASCII. | |
56 | * | |
57 | * @param data HL7 message as byte sequence | |
58 | * @return decoded message | |
59 | */ | |
60 | @Override | |
61 | protected String toString(byte[] data) { | |
62 | 100 | Charset charset = CharSetUtil.checkCharset(data, this.charset); |
63 | 100 | lastCharset = charset; |
64 | 100 | return asString(data, charset); |
65 | } | |
66 | ||
67 | // for test purposes only | |
68 | Charset getLastCharset() { | |
69 | 40 | return lastCharset; |
70 | } | |
71 | } |