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Resolve ~ with no trailing number as the first parent commit 

This would previously throw a RevisionSyntaxException

Change-Id: I42b4988c7f6c6454e2ebda13914260e25ac1a889
This commit is contained in:
Kevin Sawicki 2012-01-14 15:34:18 -08:00
parent d5c890e0fd
commit c963e7aacf
2 changed files with 15 additions and 7 deletions
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5
org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/RepositoryResolveTest.java
View File

@ -111,6 +111,11 @@ public void testDistance() throws IOException {
assertEquals("1203b03dc816ccbb67773f28b3c19318654b0bc8",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~2").name());
assertEquals("bab66b48f836ed950c99134ef666436fb07a09a0",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~3").name());
assertEquals("bab66b48f836ed950c99134ef666436fb07a09a0",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~03").name());
assertEquals("6e1475206e57110fcef4b92320436c1e9872a322",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~").name());
assertEquals("1203b03dc816ccbb67773f28b3c19318654b0bc8",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~~").name());
assertEquals("bab66b48f836ed950c99134ef666436fb07a09a0",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~~~").name());
assertEquals("1203b03dc816ccbb67773f28b3c19318654b0bc8",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~~1").name());
assertEquals("1203b03dc816ccbb67773f28b3c19318654b0bc8",db.resolve("49322bb17d3acc9146f98c97d078513228bbf3c0~~~0").name());
}
@Test

17
org.eclipse.jgit/src/org/eclipse/jgit/lib/Repository.java
View File

@ -496,14 +496,17 @@ private ObjectId resolve(final RevWalk rw, final String revstr) throws IOExcepti
if (!Character.isDigit(rev[l]))
break;
}
String distnum = new String(rev, i + 1, l - i - 1);
int dist;
try {
dist = Integer.parseInt(distnum);
} catch (NumberFormatException e) {
throw new RevisionSyntaxException(
JGitText.get().invalidAncestryLength, revstr);
}
if (l - i > 1) {
String distnum = new String(rev, i + 1, l - i - 1);
try {
dist = Integer.parseInt(distnum);
} catch (NumberFormatException e) {
throw new RevisionSyntaxException(
JGitText.get().invalidAncestryLength, revstr);
}
} else
dist = 1;
while (dist > 0) {
RevCommit commit = (RevCommit) ref;
if (commit.getParentCount() == 0) {