GitUI.CommandsDialogs.BrowseDialog.FormGoToCommit.ValidateAndGetSelectedRevision C# (CSharp) 메소드

        public string ValidateAndGetSelectedRevision()
        {
            string guid = Module.RevParse(_selectedRevision);
            if (!string.IsNullOrEmpty(guid))
            {
                return guid;
            }

            return null;
        }

        private void goToToolStripMenuItem_Click(object sender, EventArgs e)
        {
            using (FormGoToCommit formGoToCommit = new FormGoToCommit(UICommands))
            {
                if (formGoToCommit.ShowDialog(this) != DialogResult.OK)
                    return;

                string revisionGuid = formGoToCommit.ValidateAndGetSelectedRevision();
                if (!string.IsNullOrEmpty(revisionGuid))
                {
                    RevisionGrid.SetSelectedRevision(new GitRevision(Module, revisionGuid));
                }
                else
                {
                    MessageBox.Show(this, _noRevisionFoundError.Text);
                }
            }
        }