/** Adds all parent projects of the given project, transitively, into the given parent set */
private static void addParentProjects(Set<ProjectState> parents, ProjectState state) {
for (ProjectState s : state.mParentProjects) {
if (!parents.contains(s)) {
parents.add(s);
addParentProjects(parents, s);
}
}
}
/**
* Computes the transitive closure of projects referencing this project as a library project
*
* @return a collection (in any order) of project states for projects that directly or indirectly
* include this project state's project as a library project
*/
public Collection<ProjectState> getFullParentProjects() {
Set<ProjectState> result = new HashSet<ProjectState>();
addParentProjects(result, this);
return result;
}