Example usage for org.eclipse.jgit.revwalk RevCommit getRawBuffer

Introduction

In this page you can find the example usage for org.eclipse.jgit.revwalk RevCommit getRawBuffer.

Prototype

public final byte[] getRawBuffer() 

Source Link

Document

Obtain the raw unparsed commit body (NOTE - THIS IS NOT A COPY).

Usage

From source file:com.google.gerrit.server.change.WalkSorterTest.java

License:Apache License

@Test
public void retainBody() throws Exception {
    TestRepository<Repo> p = newRepo("p");
    RevCommit c = p.commit().message("message").create();
    ChangeData cd = newChange(p, c);/*  w ww  . j a  v  a 2  s . co  m*/

    List<ChangeData> changes = ImmutableList.of(cd);
    RevCommit actual = new WalkSorter(repoManager).setRetainBody(true).sort(changes).iterator().next().commit();
    assertThat(actual.getRawBuffer()).isNotNull();
    assertThat(actual.getShortMessage()).isEqualTo("message");

    actual = new WalkSorter(repoManager).setRetainBody(false).sort(changes).iterator().next().commit();
    assertThat(actual.getRawBuffer()).isNull();
}

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From source file:com.google.gerrit.server.notedb.ChangeNotesParser.java

License:Apache License

private void parseChangeMessage(PatchSet.Id psId, Account.Id accountId, RevCommit commit) {
    byte[] raw = commit.getRawBuffer();
    int size = raw.length;
    Charset enc = RawParseUtils.parseEncoding(raw);

    int subjectStart = RawParseUtils.commitMessage(raw, 0);
    if (subjectStart < 0 || subjectStart >= size) {
        return;//from  www.ja  va  2 s .c  o  m
    }

    int subjectEnd = RawParseUtils.endOfParagraph(raw, subjectStart);
    if (subjectEnd == size) {
        return;
    }

    int changeMessageStart;

    if (raw[subjectEnd] == '\n') {
        changeMessageStart = subjectEnd + 2; //\n\n ends paragraph
    } else if (raw[subjectEnd] == '\r') {
        changeMessageStart = subjectEnd + 4; //\r\n\r\n ends paragraph
    } else {
        return;
    }

    int ptr = size - 1;
    int changeMessageEnd = -1;
    while (ptr > changeMessageStart) {
        ptr = RawParseUtils.prevLF(raw, ptr, '\r');
        if (ptr == -1) {
            break;
        }
        if (raw[ptr] == '\n') {
            changeMessageEnd = ptr - 1;
            break;
        } else if (raw[ptr] == '\r') {
            changeMessageEnd = ptr - 3;
            break;
        }
    }

    if (ptr <= changeMessageStart) {
        return;
    }

    String changeMsgString = RawParseUtils.decode(enc, raw, changeMessageStart, changeMessageEnd + 1);
    ChangeMessage changeMessage = new ChangeMessage(new ChangeMessage.Key(psId.getParentKey(), commit.name()),
            accountId, new Timestamp(commit.getCommitterIdent().getWhen().getTime()), psId);
    changeMessage.setMessage(changeMsgString);
    changeMessages.put(psId, changeMessage);
}

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From source file:com.surevine.gateway.scm.git.jgit.BundleWriter.java

License:Eclipse Distribution License

/**
 * Generate and write the bundle to the output stream.
 * <p>//w ww  . j  av  a 2s .co  m
 * This method can only be called once per BundleWriter instance.
 *
 * @param monitor
 *            progress monitor to report bundle writing status to.
 * @param os
 *            the stream the bundle is written to. The stream should be
 *            buffered by the caller. The caller is responsible for closing
 *            the stream.
 * @throws IOException
 *             an error occurred reading a local object's data to include in
 *             the bundle, or writing compressed object data to the output
 *             stream.
 */
public void writeBundle(ProgressMonitor monitor, OutputStream os) throws IOException {
    PackConfig pc = packConfig;
    if (pc == null)
        pc = new PackConfig(db);
    PackWriter packWriter = new PackWriter(pc, db.newObjectReader());
    try {
        final HashSet<ObjectId> inc = new HashSet<ObjectId>();
        final HashSet<ObjectId> exc = new HashSet<ObjectId>();
        inc.addAll(include.values());
        for (final RevCommit r : assume)
            exc.add(r.getId());
        packWriter.setIndexDisabled(true);
        packWriter.setDeltaBaseAsOffset(true);
        packWriter.setThin(exc.size() > 0);
        packWriter.setReuseValidatingObjects(false);
        if (exc.size() == 0)
            packWriter.setTagTargets(tagTargets);
        packWriter.preparePack(monitor, inc, exc);

        final Writer w = new OutputStreamWriter(os, Constants.CHARSET);
        w.write(TransportBundle.V2_BUNDLE_SIGNATURE);
        w.write('\n');

        final char[] tmp = new char[Constants.OBJECT_ID_STRING_LENGTH];
        for (final RevCommit a : assume) {
            w.write('-');
            a.copyTo(tmp, w);
            if (a.getRawBuffer() != null) {
                w.write(' ');
                w.write(a.getShortMessage());
            }
            w.write('\n');
        }
        for (final Map.Entry<String, ObjectId> e : include.entrySet()) {
            e.getValue().copyTo(tmp, w);
            w.write(' ');
            w.write(e.getKey());
            w.write('\n');
        }

        w.write('\n');
        w.flush();
        packWriter.writePack(monitor, monitor, os);
    } finally {
        packWriter.release();
    }
}

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