in TeamCity.GitHubIssues-server/src/main/java/jetbrains/buildServer/issueTracker/github/GitHubIssueProvider.java [135:144]
private boolean checkNotEmptyParam(@NotNull final Collection<InvalidProperty> invalid,
@NotNull final Map<String, String> map,
@NotNull final String propertyName,
@NotNull final String errorMessage) {
if (isEmptyOrSpaces(map.get(propertyName))) {
invalid.add(new InvalidProperty(propertyName, errorMessage));
return false;
}
return true;
}