How to use

ChangeIdUtil

in

org.eclipse.jgit.util

int indexOfChangeId = indexOfChangeId(message, "\n"); //$NON-NLS-1$
if (indexOfChangeId > 0) {
  if (!replaceExisting)
int footerFirstLine = indexOfFirstFooterLine(lines);
int insertAfter = footerFirstLine;
for (int i = footerFirstLine; i < lines.length; ++i) {

private void insertChangeId(ObjectId treeId) {
  ObjectId firstParentId = null;
  if (!parents.isEmpty())
    firstParentId = parents.get(0);
  ObjectId changeId = ChangeIdUtil.computeChangeId(treeId, firstParentId,
      author, committer, message);
  message = ChangeIdUtil.insertId(message, changeId);
  if (changeId != null)
    message = message.replaceAll("\nChange-Id: I" //$NON-NLS-1$
        + ObjectId.zeroId().getName() + "\n", "\nChange-Id: I" //$NON-NLS-1$ //$NON-NLS-2$
        + changeId.getName() + "\n"); //$NON-NLS-1$
}

  final ObjectId firstParentId, final PersonIdent author,
  final PersonIdent committer, final String message) {
String cleanMessage = clean(message);
if (cleanMessage.length() == 0)
  return null;

boolean inFooter = false;
for (int i = lines.length - 1; i >= 0; --i) {
  if (!inFooter && isEmptyLine(lines[i]))
    continue;
  inFooter = true;
  if (changeIdPattern.matcher(trimRight(lines[i])).matches()) {
    indexOfChangeIdLine = i;
    break;
  } else if (isEmptyLine(lines[i]) || i == 0)
    return -1;

/**
 * Find the right place to insert a Change-Id and return it.
 * <p>
 * The Change-Id is inserted before the first footer line but after a Bug
 * line.
 *
 * @param message
 *            a message.
 * @param changeId
 *            a Change-Id.
 * @return a commit message with an inserted Change-Id line
 */
public static String insertId(String message, ObjectId changeId) {
  return insertId(message, changeId, false);
}

private int findOffsetOfChangeIdLine(String message) {
  return ChangeIdUtil.indexOfChangeId(message, Text.DELIMITER);
}

/**
 * Add section with conflicting paths to merge message.
 *
 * @param message
 *            the original merge message
 * @param conflictingPaths
 *            the paths with conflicts
 * @return merge message with conflicting paths added
 */
public String formatWithConflicts(String message,
    List<String> conflictingPaths) {
  StringBuilder sb = new StringBuilder();
  String[] lines = message.split("\n"); //$NON-NLS-1$
  int firstFooterLine = ChangeIdUtil.indexOfFirstFooterLine(lines);
  for (int i = 0; i < firstFooterLine; i++)
    sb.append(lines[i]).append('\n');
  if (firstFooterLine == lines.length && message.length() != 0)
    sb.append('\n');
  addConflictsMessage(conflictingPaths, sb);
  if (firstFooterLine < lines.length)
    sb.append('\n');
  for (int i = firstFooterLine; i < lines.length; i++)
    sb.append(lines[i]).append('\n');
  return sb.toString();
}

boolean inFooter = false;
for (int i = lines.length - 1; i >= 0; --i) {
  if (!inFooter && isEmptyLine(lines[i]))
    continue;
  inFooter = true;
  if (changeIdPattern.matcher(trimRight(lines[i])).matches()) {
    indexOfChangeIdLine = i;
    break;
  } else if (isEmptyLine(lines[i]) || i == 0)
    return -1;

/**
 * Find the right place to insert a Change-Id and return it.
 * <p>
 * The Change-Id is inserted before the first footer line but after a Bug
 * line.
 *
 * @param message
 * @param changeId
 * @return a commit message with an inserted Change-Id line
 */
public static String insertId(String message, ObjectId changeId) {
  return insertId(message, changeId, false);
}

/**
 * Add section with conflicting paths to merge message.
 *
 * @param message
 *            the original merge message
 * @param conflictingPaths
 *            the paths with conflicts
 * @return merge message with conflicting paths added
 */
public String formatWithConflicts(String message,
    List<String> conflictingPaths) {
  StringBuilder sb = new StringBuilder();
  String[] lines = message.split("\n"); //$NON-NLS-1$
  int firstFooterLine = ChangeIdUtil.indexOfFirstFooterLine(lines);
  for (int i = 0; i < firstFooterLine; i++)
    sb.append(lines[i]).append('\n');
  if (firstFooterLine == lines.length && message.length() != 0)
    sb.append('\n');
  addConflictsMessage(conflictingPaths, sb);
  if (firstFooterLine < lines.length)
    sb.append('\n');
  for (int i = firstFooterLine; i < lines.length; i++)
    sb.append(lines[i]).append('\n');
  return sb.toString();
}

private void insertChangeId(ObjectId treeId) {
  ObjectId firstParentId = null;
  if (!parents.isEmpty())
    firstParentId = parents.get(0);
  ObjectId changeId = ChangeIdUtil.computeChangeId(treeId, firstParentId,
      author, committer, message);
  message = ChangeIdUtil.insertId(message, changeId);
  if (changeId != null)
    message = message.replaceAll("\nChange-Id: I" //$NON-NLS-1$
        + ObjectId.zeroId().getName() + "\n", "\nChange-Id: I" //$NON-NLS-1$ //$NON-NLS-2$
        + changeId.getName() + "\n"); //$NON-NLS-1$
}

int indexOfChangeId = indexOfChangeId(message, "\n"); //$NON-NLS-1$
if (indexOfChangeId > 0) {
  if (!replaceExisting)
int footerFirstLine = indexOfFirstFooterLine(lines);
int insertAfter = footerFirstLine;
for (int i = footerFirstLine; i < lines.length; ++i) {

boolean inFooter = false;
for (int i = lines.length - 1; i >= 0; --i) {
  if (!inFooter && isEmptyLine(lines[i]))
    continue;
  inFooter = true;
  if (changeIdPattern.matcher(trimRight(lines[i])).matches()) {
    indexOfChangeIdLine = i;
    break;
  } else if (isEmptyLine(lines[i]) || i == 0)
    return -1;

/**
 * Find the right place to insert a Change-Id and return it.
 * <p>
 * The Change-Id is inserted before the first footer line but after a Bug
 * line.
 *
 * @param message
 *            a message.
 * @param changeId
 *            a Change-Id.
 * @return a commit message with an inserted Change-Id line
 */
public static String insertId(String message, ObjectId changeId) {
  return insertId(message, changeId, false);
}

/**
 * Add section with conflicting paths to merge message.
 *
 * @param message
 *            the original merge message
 * @param conflictingPaths
 *            the paths with conflicts
 * @return merge message with conflicting paths added
 */
public String formatWithConflicts(String message,
    List<String> conflictingPaths) {
  StringBuilder sb = new StringBuilder();
  String[] lines = message.split("\n"); //$NON-NLS-1$
  int firstFooterLine = ChangeIdUtil.indexOfFirstFooterLine(lines);
  for (int i = 0; i < firstFooterLine; i++)
    sb.append(lines[i]).append('\n');
  if (firstFooterLine == lines.length && message.length() != 0)
    sb.append('\n');
  addConflictsMessage(conflictingPaths, sb);
  if (firstFooterLine < lines.length)
    sb.append('\n');
  for (int i = firstFooterLine; i < lines.length; i++)
    sb.append(lines[i]).append('\n');
  return sb.toString();
}

  final ObjectId firstParentId, final PersonIdent author,
  final PersonIdent committer, final String message) {
String cleanMessage = clean(message);
if (cleanMessage.length() == 0)
  return null;

private void insertChangeId(ObjectId treeId) {
  ObjectId firstParentId = null;
  if (!parents.isEmpty())
    firstParentId = parents.get(0);
  ObjectId changeId = ChangeIdUtil.computeChangeId(treeId, firstParentId,
      author, committer, message);
  message = ChangeIdUtil.insertId(message, changeId);
  if (changeId != null)
    message = message.replaceAll("\nChange-Id: I" //$NON-NLS-1$
        + ObjectId.zeroId().getName() + "\n", "\nChange-Id: I" //$NON-NLS-1$ //$NON-NLS-2$
        + changeId.getName() + "\n"); //$NON-NLS-1$
}

int indexOfChangeId = indexOfChangeId(message, "\n"); //$NON-NLS-1$
if (indexOfChangeId > 0) {
  if (!replaceExisting)
int footerFirstLine = indexOfFirstFooterLine(lines);
int insertAfter = footerFirstLine;
for (int i = footerFirstLine; i < lines.length; ++i) {

private void refreshChangeIdText() {
  if (createChangeId) {
    // ChangeIdUtil uses \n line endings
    String text = commitText.getText().replaceAll(Text.DELIMITER, "\n"); //$NON-NLS-1$
    String changedText = ChangeIdUtil.insertId(
        text,
        originalChangeId != null ? originalChangeId : ObjectId
            .zeroId(), true);
    if (!text.equals(changedText)) {
      changedText = changedText.replaceAll("\n", Text.DELIMITER); //$NON-NLS-1$
      commitText.setText(changedText);
    }
  } else {
    String text = commitText.getText();
    int changeIdOffset = findOffsetOfChangeIdLine(text);
    if (changeIdOffset > 0) {
      String cleanedText;
      int endOfChangeId = findNextEOL(changeIdOffset, text);
      if (endOfChangeId == -1)
        cleanedText = text.substring(0, changeIdOffset);
      else
        cleanedText = text.substring(0, changeIdOffset)
            + text.substring(endOfChangeId + 1);
      commitText.setText(cleanedText);
    }
  }
}

  final ObjectId firstParentId, final PersonIdent author,
  final PersonIdent committer, final String message) {
String cleanMessage = clean(message);
if (cleanMessage.length() == 0)
  return null;