public final int parseArguments(final Parameters params)
throws CmdLineException {
final String token = params.getParameter(0);
final String[] tokens = token.split(",");
if (tokens.length != 3) {
throw new CmdLineException(owner, "change should be specified as "
+ "<project>,<branch>,<change-id>");
}
try {
final Change.Key key = Change.Key.parse(tokens[2]);
final Project.NameKey project = new Project.NameKey(tokens[0]);
final Branch.NameKey branch =
new Branch.NameKey(project, "refs/heads/" + tokens[1]);
for (final Change change : db.changes().byBranchKey(branch, key)) {
setter.addValue(change.getId());
return 1;
}
} catch (IllegalArgumentException e) {
throw new CmdLineException(owner, "Change-Id is not valid");
} catch (OrmException e) {
throw new CmdLineException(owner, "Database error: " + e.getMessage());
}
throw new CmdLineException(owner, "\"" + token + "\": change not found");
}