printTypeInfo.java

// get TypeInformation 
TypeInformation pType = TypeExtractor.createTypeInfo(ProtocolEvent.class);
// print TypeInformation
printTypeInfo(pType);

// prints the type information recursively
public static void printTypeInfo(TypeInformation t) {
   System.out.println(t.getClass() + " : " + t.getTypeClass());
   if(t instanceof CompositeType) {
      System.out.println("(");

      for(int i=0; i<t.getArity(); i++) {
         printTypeInfo(((CompositeType) t).getTypeAt(i));
      }
      System.out.println(")");
   }
}