code: private static String getShortTypeName(Class < ? > javaType) {
          String javaTypeName = javaType.getName();
          if (javaTypeName.startsWith("java.lang.")) {
              return javaTypeName.substring("java.lang.".length());
          } else {
              return javaTypeName;
          }
      }
docs: For java.lang types, strips the package which is not needed in generated
  java classes.
  
  @param javaType the proposed java class
  @return the java type name shortened if needed