Extension developer can get root context “dse_contextRootData” in server side global function.
public static Boolean contains_1(Object dse_contextRootData, String param1) { KeyedCollection rootData=(KeyedCollection)dse_contextRootData; System.out.println("### context's root keyedCollection:\n"+rootData); int index=-1; index=rootData.getIndexOf(param1); if(index>=0){ return true; }else{ return false; } }