public final boolean addAuthor(scrum.server.admin.User author) {
if (author == null) throw new IllegalArgumentException("author == null");
boolean added = this.authorsIds.add(author.getId());
if (added) updateLastModified();
if (added) fireModified("authors+=" + author);
return added;
}
public final boolean removeAuthor(scrum.server.admin.User author) {
if (author == null) throw new IllegalArgumentException("author == null");
if (this.authorsIds == null) return false;
boolean removed = this.authorsIds.remove(author.getId());
if (removed) updateLastModified();
if (removed) fireModified("authors-=" + author);
return removed;
}
public final boolean addAuthors(Collection<scrum.server.admin.User> authors) {
if (authors == null) throw new IllegalArgumentException("authors == null");
boolean added = false;
for (scrum.server.admin.User author : authors) {
added = added | this.authorsIds.add(author.getId());
}
return added;
}
public final boolean containsAuthor(scrum.server.admin.User author) {
if (author == null) return false;
return this.authorsIds.contains(author.getId());
}