public void promoteChanges(String repository, String sourceBranch, String destBranch) {
Map<String, Object> params = new HashMap<String, Object>();
params.put("GitRepositoryName", repository);
params.put("SourceBranchName", sourceBranch);
params.put("TargetBranchName", destBranch);
promoteChangesEvent.fire(new PromoteChangesEvent(params));
}