DeserializeBeanInfo.java 文件源码

public static Method getFactoryMethod(Class<?> clazz) {
    Method factoryMethod = null;

    for (Method method : clazz.getDeclaredMethods()) {
        if (!Modifier.isStatic(method.getModifiers())) {
            continue;
        }

        if (!clazz.isAssignableFrom(method.getReturnType())) {
            continue;
        }

        JSONCreator annotation = method.getAnnotation(JSONCreator.class);
        if (annotation != null) {
            if (factoryMethod != null) {
                throw new JSONException("multi-json creator");
            }

            factoryMethod = method;
            break;
        }
    }
    return factoryMethod;
}