/**
* Process the current input line in the GET_HEADER state. The author, date, and the revision of
* the entry are gathered. Note, Subversion does not have per-file revisions, instead, the entire
* repository is given a single revision number, which is used for the revision number of each
* file.
*
* @param line A line of text from the svn log output
*/
private void processGetHeader(String line) {
if (!HEADER_REG_EXP.match(line)) {
// The header line is not found. Intentionally do nothing.
return;
}
currentRevision = getRevision(HEADER_REG_EXP.getParen(REVISION_GROUP));
currentChange = new SvnChangeSet();
currentChange.setAuthor(HEADER_REG_EXP.getParen(AUTHOR_GROUP));
currentChange.setDate(getDate(HEADER_REG_EXP.getParen(DATE_GROUP)));
currentChange.setRevision(currentRevision);
status = GET_FILE;
}
/**
* Process the current input line in the GET_COMMENT state. This state gathers all of the comments
* that are part of a log entry.
*
* @param line a line of text from the svn log output
*/
private void processGetComment(String line) {
if (line.equals(COMMENT_END_TOKEN)) {
currentChange.setComment(currentComment.toString());
entries.add(currentChange);
status = GET_HEADER;
} else {
currentComment.append(line).append('\n');
}
}
/**
* Process the current input line in the GET_FILE state. This state adds each file entry line to
* the current change log entry. Note, the revision number for the entire entry is used for the
* revision number of each file.
*
* @param line A line of text from the svn log output
*/
private void processGetFile(String line) {
if (FILE_PATTERN.match(line)) {
final String fileinfo = FILE_PATTERN.getParen(2);
String name = fileinfo;
String originalName = null;
String originalRev = null;
final int n = fileinfo.indexOf(" (");
if (n > 1 && fileinfo.endsWith(")")) {
final String origFileInfo = fileinfo.substring(n);
if (ORIG_FILE_PATTERN.match(origFileInfo)) {
// if original file is present, we must extract the affected one from the beginning
name = fileinfo.substring(0, n);
originalName = ORIG_FILE_PATTERN.getParen(1);
originalRev = ORIG_FILE_PATTERN.getParen(2);
}
}
final String actionStr = FILE_PATTERN.getParen(1);
final ScmFileStatus action;
if ("A".equals(actionStr)) {
// TODO: this may even change to MOVED if we later explore whole changeset and find matching
// DELETED
action = originalRev == null ? ScmFileStatus.ADDED : ScmFileStatus.COPIED;
} else if ("D".equals(actionStr)) {
action = ScmFileStatus.DELETED;
} else if ("M".equals(actionStr)) {
action = ScmFileStatus.MODIFIED;
} else if ("R".equals(actionStr)) {
action = ScmFileStatus.UPDATED; // == REPLACED in svn terms
} else {
action = ScmFileStatus.UNKNOWN;
}
System.out.println(actionStr + " : " + name);
final ChangeFile changeFile = new ChangeFile(name, currentRevision);
changeFile.setAction(action);
changeFile.setOriginalName(originalName);
changeFile.setOriginalRevision(originalRev);
currentChange.addFile(changeFile);
status = GET_FILE;
} else if (line.equals(FILE_END_TOKEN)) {
// Create a buffer for the collection of the comment now
// that we are leaving the GET_FILE state.
currentComment = new StringBuilder();
status = GET_COMMENT;
}
}
