func getParameterTypeArr(method *rtc.Method) *rtc.Obj { paramTypes := method.ParameterTypes() paramCount := len(paramTypes) classClass := rtc.BootLoader().JLClassClass() classArr := classClass.NewArray(uint(paramCount)) if paramCount > 0 { classObjs := classArr.Refs() for i, paramType := range paramTypes { classObjs[i] = paramType.JClass() } } return classArr }