private void markReachable(final Set<ObjectId> have, final int maxTime) throws IOException {
for (final Ref r : local.getAllRefs().values()) {
try {
final RevCommit o = walk.parseCommit(r.getObjectId());
o.add(REACHABLE);
reachableCommits.add(o);
} catch (IOException readError) {
// If we cannot read the value of the ref skip it.
}
}
for (final ObjectId id : have) {
try {
final RevCommit o = walk.parseCommit(id);
o.add(REACHABLE);
reachableCommits.add(o);
} catch (IOException readError) {
// If we cannot read the value of the ref skip it.
}
}
if (maxTime > 0) {
// Mark reachable commits until we reach maxTime. These may
// wind up later matching up against things we want and we
// can avoid asking for something we already happen to have.
//
final Date maxWhen = new Date(maxTime * 1000L);
walk.sort(RevSort.COMMIT_TIME_DESC);
walk.markStart(reachableCommits);
walk.setRevFilter(CommitTimeRevFilter.after(maxWhen));
for (; ; ) {
final RevCommit c = walk.next();
if (c == null) break;
if (c.has(ADVERTISED) && !c.has(COMMON)) {
// This is actually going to be a common commit, but
// our peer doesn't know that fact yet.
//
c.add(COMMON);
c.carry(COMMON);
reachableCommits.add(c);
}
}
}
}
// printout all commit messages in a given range -> use and reset an existing RevWalk
private void printCommits(String outFile, RevWalk walk)
throws IOException, NoHeadException, GitAPIException {
PrintWriter pout = new PrintWriter(new FileWriter(outFile), true);
RevCommit c = walk.next();
while (c != null && !c.has(RevFlag.UNINTERESTING)) {
pout.println(printCommit(c));
c = walk.next();
}
walk.reset();
pout.close();
}
private void checkConnectivity() throws IOException {
ObjectIdSubclassMap<ObjectId> baseObjects = null;
ObjectIdSubclassMap<ObjectId> providedObjects = null;
if (checkReferencedIsReachable) {
baseObjects = parser.getBaseObjectIds();
providedObjects = parser.getNewObjectIds();
}
parser = null;
final ObjectWalk ow = new ObjectWalk(db);
ow.setRetainBody(false);
if (checkReferencedIsReachable) {
ow.sort(RevSort.TOPO);
if (!baseObjects.isEmpty()) ow.sort(RevSort.BOUNDARY, true);
}
for (final ReceiveCommand cmd : commands) {
if (cmd.getResult() != Result.NOT_ATTEMPTED) continue;
if (cmd.getType() == ReceiveCommand.Type.DELETE) continue;
ow.markStart(ow.parseAny(cmd.getNewId()));
}
for (final ObjectId have : advertisedHaves) {
RevObject o = ow.parseAny(have);
ow.markUninteresting(o);
if (checkReferencedIsReachable && !baseObjects.isEmpty()) {
o = ow.peel(o);
if (o instanceof RevCommit) o = ((RevCommit) o).getTree();
if (o instanceof RevTree) ow.markUninteresting(o);
}
}
RevCommit c;
while ((c = ow.next()) != null) {
if (checkReferencedIsReachable //
&& !c.has(RevFlag.UNINTERESTING) //
&& !providedObjects.contains(c))
throw new MissingObjectException(c, Constants.TYPE_COMMIT);
}
RevObject o;
while ((o = ow.nextObject()) != null) {
if (o.has(RevFlag.UNINTERESTING)) continue;
if (checkReferencedIsReachable) {
if (providedObjects.contains(o)) continue;
else throw new MissingObjectException(o, o.getType());
}
if (o instanceof RevBlob && !db.hasObject(o))
throw new MissingObjectException(o, Constants.TYPE_BLOB);
}
if (checkReferencedIsReachable) {
for (ObjectId id : baseObjects) {
o = ow.parseAny(id);
if (!o.has(RevFlag.UNINTERESTING)) throw new MissingObjectException(o, o.getType());
}
}
}
@Override
protected void run() throws Exception {
if (file == null) {
if (revision == null) throw die(CLIText.get().fileIsRequired);
file = revision;
revision = null;
}
boolean autoAbbrev = abbrev == 0;
if (abbrev == 0)
abbrev = db.getConfig().getInt("core", "abbrev", 7); // $NON-NLS-1$ //$NON-NLS-2$
if (!showBlankBoundary)
root =
db.getConfig().getBoolean("blame", "blankboundary", false); // $NON-NLS-1$ //$NON-NLS-2$
if (!root)
root = db.getConfig().getBoolean("blame", "showroot", false); // $NON-NLS-1$ //$NON-NLS-2$
if (showRawTimestamp) dateFmt = new SimpleDateFormat("ZZZZ"); // $NON-NLS-1$
else dateFmt = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss ZZZZ"); // $NON-NLS-1$
reader = db.newObjectReader();
try (BlameGenerator generator = new BlameGenerator(db, file)) {
RevFlag scanned = generator.newFlag("SCANNED"); // $NON-NLS-1$
generator.setTextComparator(comparator);
if (!reverseRange.isEmpty()) {
RevCommit rangeStart = null;
List<RevCommit> rangeEnd = new ArrayList<RevCommit>(2);
for (RevCommit c : reverseRange) {
if (c.has(RevFlag.UNINTERESTING)) rangeStart = c;
else rangeEnd.add(c);
}
generator.reverse(rangeStart, rangeEnd);
} else if (revision != null) {
generator.push(null, db.resolve(revision + "^{commit}")); // $NON-NLS-1$
} else {
generator.push(null, db.resolve(Constants.HEAD));
if (!db.isBare()) {
DirCache dc = db.readDirCache();
int entry = dc.findEntry(file);
if (0 <= entry) generator.push(null, dc.getEntry(entry).getObjectId());
File inTree = new File(db.getWorkTree(), file);
if (db.getFS().isFile(inTree)) generator.push(null, new RawText(inTree));
}
}
blame = BlameResult.create(generator);
begin = 0;
end = blame.getResultContents().size();
if (rangeString != null) parseLineRangeOption();
blame.computeRange(begin, end);
int authorWidth = 8;
int dateWidth = 8;
int pathWidth = 1;
int maxSourceLine = 1;
for (int line = begin; line < end; line++) {
RevCommit c = blame.getSourceCommit(line);
if (c != null && !c.has(scanned)) {
c.add(scanned);
if (autoAbbrev) abbrev = Math.max(abbrev, uniqueAbbrevLen(c));
authorWidth = Math.max(authorWidth, author(line).length());
dateWidth = Math.max(dateWidth, date(line).length());
pathWidth = Math.max(pathWidth, path(line).length());
}
while (line + 1 < end && blame.getSourceCommit(line + 1) == c) line++;
maxSourceLine = Math.max(maxSourceLine, blame.getSourceLine(line));
}
String pathFmt = MessageFormat.format(" %{0}s", valueOf(pathWidth)); // $NON-NLS-1$
String numFmt =
MessageFormat.format(
" %{0}d", //$NON-NLS-1$
valueOf(1 + (int) Math.log10(maxSourceLine + 1)));
String lineFmt =
MessageFormat.format(
" %{0}d) ", //$NON-NLS-1$
valueOf(1 + (int) Math.log10(end + 1)));
String authorFmt =
MessageFormat.format(
" (%-{0}s %{1}s", //$NON-NLS-1$
valueOf(authorWidth), valueOf(dateWidth));
for (int line = begin; line < end; ) {
RevCommit c = blame.getSourceCommit(line);
String commit = abbreviate(c);
String author = null;
String date = null;
if (!noAuthor) {
author = author(line);
date = date(line);
}
do {
outw.print(commit);
if (showSourcePath) outw.format(pathFmt, path(line));
if (showSourceLine) outw.format(numFmt, valueOf(blame.getSourceLine(line) + 1));
if (!noAuthor) outw.format(authorFmt, author, date);
outw.format(lineFmt, valueOf(line + 1));
outw.flush();
blame.getResultContents().writeLine(outs, line);
outs.flush();
outw.print('\n');
} while (++line < end && blame.getSourceCommit(line) == c);
}
} finally {
reader.close();
}
}