code: public static void definePrepareMethod(ClassFile cf,
                                             Class storableClass,
                                             TypeDesc supportCtorType)
      {
          definePrepareMethod(cf, storableClass, supportCtorType,
                              StorableGenerator.SUPPORT_FIELD_NAME,
                              TypeDesc.forClass(TriggerSupport.class));
      }
docs: Defines a Storable prepare method, which assumes that a support field
  exists and a single-argument constructor exists which accepts a support
  instance.
  
  @param cf file to which to add the prepare method
  @since 1.2