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1 | /********************************************************************** |
2 | * Copyright (c) 2013 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Bernd Hufmann - Initial API and implementation | |
11 | **********************************************************************/ | |
12 | package org.eclipse.linuxtools.tmf.ui.viewers.xycharts; | |
13 | ||
14 | import java.text.FieldPosition; | |
15 | import java.text.SimpleDateFormat; | |
16 | import java.util.Date; | |
17 | ||
18 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimestampFormat; | |
19 | ||
20 | /** | |
21 | * SimpleDateFormat class for displaying time information in SWT charts | |
22 | * using the TmfTimestampFormat class. | |
23 | * | |
24 | * @author Bernd Hufmann | |
25 | * @since 3.0 | |
26 | */ | |
27 | public class TmfChartTimeStampFormat extends SimpleDateFormat { | |
28 | ||
29 | // ------------------------------------------------------------------------ | |
30 | // Constants | |
31 | // ------------------------------------------------------------------------ | |
32 | private static final long serialVersionUID = 3719743469686142387L; | |
33 | ||
34 | // ------------------------------------------------------------------------ | |
35 | // Attributes | |
36 | // ------------------------------------------------------------------------ | |
37 | private long fOffset; | |
38 | ||
39 | // ------------------------------------------------------------------------ | |
40 | // Constructors | |
41 | // ------------------------------------------------------------------------ | |
42 | /** | |
43 | * Standard Constructor | |
44 | * | |
45 | * @param offset | |
46 | * offset to apply before formatting time (time = time + offset) | |
47 | */ | |
48 | public TmfChartTimeStampFormat(long offset) { | |
49 | fOffset = offset; | |
50 | } | |
51 | ||
52 | // ------------------------------------------------------------------------ | |
53 | // Operations | |
54 | // ------------------------------------------------------------------------ | |
55 | @Override | |
56 | public StringBuffer format(Date date, StringBuffer toAppendTo, FieldPosition fieldPosition) { | |
57 | ||
58 | long time = date.getTime() + fOffset; | |
59 | toAppendTo.append(TmfTimestampFormat.getDefaulTimeFormat().format(time)); | |
60 | return toAppendTo; | |
61 | } | |
62 | ||
63 | } |