/**
  * Places the query
  *
  * @param packageName the name of the package
  * @return the list of types
  */
 public LinkedList query(String packageName) {
   return query(PackageSummary.getPackageSummary(packageName));
 }
 /**
  * Adds a class that will implement the new interface
  *
  * @param packageName The feature to be added to the ImplementingClass attribute
  * @param className The feature to be added to the ImplementingClass attribute
  */
 public void addImplementingClass(String packageName, String className) {
   TypeSummary summary =
       GetTypeSummary.query(PackageSummary.getPackageSummary(packageName), className);
   addImplementingClass(summary);
 }