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Commit 4a08fb39 authored by Luc Maisonobe's avatar Luc Maisonobe
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Allow empty comments in CCSDS messages. 

Fixes #875
parent d5ed2442
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src/changes/changes.xml
+ 3
− 0
View file @ 4a08fb39
......@@ -21,6 +21,9 @@
</properties>
<body>
<release version="11.1" date="TBD" description="TBD">
<action dev="luc" type="fix" issue="875">
Allow empty comments in CCSDS messages
</action>
<action dev="luc" type="fix" issue="884">
Deprecated TimeSpanMap.getTransitions()
</action>
......
src/main/java/org/orekit/files/ccsds/utils/lexical/KvnLexicalAnalyzer.java
+ 4
− 1
View file @ 4a08fb39
......@@ -54,6 +54,9 @@ public class KvnLexicalAnalyzer implements LexicalAnalyzer {
/** Regular expression matching a value that must be stored in the matcher. */
private static final String VALUE = "(\\p{Graph}.*?)";
/** Regular expression matching a value that must be stored in the matcher. */
private static final String OPTIONAL_VALUE = "((?:(\\p{Graph}.*?)?))";
/** Operators allowed in units specifications. */
private static final String UNITS_OPERATORS = "-+*×.·/⁄^√⁺⁻";
......@@ -82,7 +85,7 @@ public class KvnLexicalAnalyzer implements LexicalAnalyzer {
private static final String LINE_END = "\\p{Blank}*$";
/** Regular expression matching comment entry. */
private static final Pattern COMMENT_ENTRY = Pattern.compile(LINE_START + COMMENT_KEY + VALUE + LINE_END);
private static final Pattern COMMENT_ENTRY = Pattern.compile(LINE_START + COMMENT_KEY + OPTIONAL_VALUE + LINE_END);
/** Regular expression matching non-comment entry with optional units. */
private static final Pattern NON_COMMENT_ENTRY = Pattern.compile(LINE_START + NON_COMMENT_KEY + VALUE + UNITS + LINE_END);
......
src/test/java/org/orekit/files/ccsds/ndm/odm/oem/OemParserTest.java
+ 13
− 0
View file @ 4a08fb39
......@@ -854,4 +854,17 @@ public class OemParserTest {
}
}
@Test
public void testEmptyComments() {
final String name = "/ccsds/odm/oem/ISS.resampled.truncated.txt";
final ParserBuilder builder = new ParserBuilder();
final DataSource source = new DataSource(name, () -> getClass().getResourceAsStream(name));
final Oem iss = builder.buildOemParser().parseMessage(source);
Assert.assertEquals("1998-067-A", iss.getSegments().get(0).getMetadata().getObjectID());
Assert.assertEquals(23, iss.getSegments().get(0).getData().getComments().size());
Assert.assertEquals("", iss.getSegments().get(0).getData().getComments().get(13));
Assert.assertEquals("", iss.getSegments().get(0).getData().getComments().get(20));
Assert.assertEquals(25, iss.getSegments().get(0).getData().getCoordinates().size());
}
}
src/test/resources/ccsds/odm/oem/ISS.resampled.truncated.txt 0 → 100644
+ 64
− 0
View file @ 4a08fb39
CCSDS_OEM_VERS = 2.0
CREATION_DATE = 2022-01-17T20:44:45.347
ORIGINATOR = NASA/JSC/FOD/TOPO
META_START
OBJECT_NAME = ISS
OBJECT_ID = 1998-067-A
CENTER_NAME = Earth
REF_FRAME = EME2000
TIME_SYSTEM = UTC
START_TIME = 2022-01-17T12:00:00.000
USEABLE_START_TIME = 2022-01-17T12:00:00.000
USEABLE_STOP_TIME = 2022-01-18T12:00:00.000
STOP_TIME = 2022-01-18T12:00:00.000
META_STOP
COMMENT This file has been resampled and truncated for tests purposes in Orekit
COMMENT Source: This file was produced by the TOPO office within FOD at JSC.
COMMENT Units are in kg and m^2
COMMENT MASS=458943.00
COMMENT DRAG_AREA=1606.80
COMMENT DRAG_COEFF=2.50
COMMENT SOLAR_RAD_AREA=0.00
COMMENT SOLAR_RAD_COEFF=0.00
COMMENT Orbits start at the ascending node epoch
COMMENT ISS first asc. node: EPOCH = 2022-01-17T13:11:16.404 $ ORBIT = 181 $ LAN(DEG) = 47.81106
COMMENT ISS last asc. node : EPOCH = 2022-02-01T10:42:49.854 $ ORBIT = 412 $ LAN(DEG) = -3.51521
COMMENT Begin sequence of events
COMMENT TRAJECTORY EVENT SUMMARY:
COMMENT
COMMENT | EVENT | TIG | ORB | DV | HA | HP |
COMMENT | | GMT | | M/S | KM | KM |
COMMENT | | | | (F/S) | (NM) | (NM) |
COMMENT =============================================================================
COMMENT SpX-24 Undock 021:15:35:00.000 0.0 427.4 408.1
COMMENT (0.0) (230.8) (220.4)
COMMENT
COMMENT =============================================================================
COMMENT End sequence of events
2022-01-17T12:00:00.000 545.284043961596 4217.457419990610 5288.809933277320 -7.63639664838008 0.16882788525720 0.65634287389035
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2022-01-18T07:00:00.000 -6795.331328816080 -62.285182373835 -271.786343890237 0.27436754536881 -4.75102883567583 -5.99789567174186
2022-01-18T08:00:00.000 3948.514053133290 3364.006107290400 4375.973777052640 -6.23733864750581 2.86691862435333 3.41769240488918
2022-01-18T09:00:00.000 1964.423726602290 -4080.145366267300 -5075.658145251100 7.31954580494835 1.24074921417078 1.84297895067527
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2022-01-18T11:00:00.000 5771.805981803020 2086.700156036010 2901.231690139640 -4.03759321330416 4.13726286144467 5.03857909446502
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