public static boolean isConsistent(final Application app) {
ConnectivityInspector<OPNode, DStream> inspector =
new ConnectivityInspector<OPNode, DStream>(app);
for (OPNode srcnode : app.getSources())
for (OPNode snknode : app.getSinks())
if (!inspector.pathExists(srcnode, snknode)) return false;
return true;
}
@Help("gives the details of the connected components of the pom graph")
public String components(WorkingSession session) {
StringBuilder res = new StringBuilder();
ConnectivityInspector<GAV, Relation> ccon =
new ConnectivityInspector<>(session.graph().internalGraph());
res.append("There are " + ccon.connectedSets().size() + " weakly connected components<br/>");
for (Set<GAV> gavs : ccon.connectedSets()) {
res.append("<br/>Set of connected GAVs :<br/>");
for (GAV gav : gavs) {
res.append("- " + gav + "<br/>");
}
}
return res.toString();
}
@Help("general statistics on the session")
public String main(WorkingSession session) {
StringBuilder res = new StringBuilder();
res.append("There are " + session.graph().gavs().size() + " gavs<br/>");
StrongConnectivityInspector<GAV, Relation> conn =
new StrongConnectivityInspector<>(session.graph().internalGraph());
res.append(
"There are " + conn.stronglyConnectedSets().size() + " strongly connected components<br/>");
ConnectivityInspector<GAV, Relation> ccon =
new ConnectivityInspector<>(session.graph().internalGraph());
res.append("There are " + ccon.connectedSets().size() + " weakly connected components<br/>");
CycleDetector<GAV, Relation> cycles =
new CycleDetector<GAV, Relation>(session.graph().internalGraph());
res.append("Is there cycles ? " + cycles.detectCycles() + "<br/>");
return res.toString();
}