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Little_Monster-lhq

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📂JavaSE
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2022-10-21 11:03阅读: 346评论: 0推荐: 0

如何编写一个项目开发文档

项目开发过程中为了增加程序的可读性和程序的健壮性, 方便后期程序的调试和维护,所以需要在开发过程中统一技术规范,一般会在项目初期确定好相关文档作为这一统一的规范。不同公司会对文档做不同要求,划不同的分类,但一般来说(或者拿自己的经验说)大致可以分为需求文档、接口文档、流程图(可以单独作为一份文件可以作为附件附在文档中)、变更文件等。

一、需求文档

在项目启动之后,项目的目标已经明确了,那么就要开始着手干活了,但是在干活之前,需要对整个项目分析透彻。那么,如何对业务进行分析呢,看以下的建议。

首先,开发人员要有随意转换身份的意识和能力。

A、明确产品功能

在分析业务时,站在用户的角度上,思考要做的产品能实现什么功能。把所有的功能点列出来!

B、分析某一功能点的流程

在罗列了所有的功能之后,需要站在开发者的角度分析每一个功能点,考虑从客户端到后台操作数据库的整个流程,可以从是什么、为什么、在哪、怎么做、谁来做、做完如何反馈、反馈给谁、上传到哪、服务器用什么数据库、数据库需要什么表、表里有什么字段、每个字段的属性及意义等等。比如,我要要做一个软件中个人头像上传的功能,首先明确我做的是上传功能;为什么要上传?因为个人资料需要头像;怎么做上传?通过网络I/O实现;这个功能在什么位置?软件有个个人中心模块,个人中心里有个个人信息子模块,在这个模块里可以上传头像;谁上传?已经登录的用户;上传完之后如何反馈?弹窗提示上传成功;反馈给谁?客户端已登录的用户;上传到哪?服务器上;用什么数据库?MySQL;需要什么表?(存到)用户表;表里有什么字段?用户信息的基本字段;每个字段的属性及意义?略。在思考完这些问题之后,可以把一个功能点串成一条完整的从前端到数据库的线。

C、整合各个功能点--明确分工

在串完所有的功能点之后,站在一个高一层次的角度,把每个功能点之间的联系理清楚,按照相互的联系分工合作,优化其中的细节问题。

D、撰写需求文档

分工完成之后,按照第二步分析的内容,每个人把自己负责的功能整理成文档,最后合并文档,作为统一的需求文档。

E、绘制业务流程图

需求文档确定之后,绘制整个项目的业务流程图,这时候的流程图只需要包含前端的业务流程,后台实现的流程图不需要在需求文档中体现,而是放在后面的接口文档中。

二、接口文档

不同公司对接口文档的要求也不尽相同,但包括的内容却是大同小异的。封面、标题、审批页、修订历史以及格式字体等等风格迥异的次要内容不做赘述,只讲干货!干货!干货!

A、请求地址

需要哪个线上地址就写哪个。注意不要反低级错误,比如写错某个字母或者大小写问题。

B、接口信息

说明请求方式,是POST还是GET。

C、功能描述

清晰地描述接口功能,要求言简意赅,不要写太多废话,也不要遗漏任何细节。

D、接口参数说明

声明参数的名称,严格要求与调用一致,包括大小写;

简单说明参数的含义;

参数的数据类型,是string 、int 还是long等(例如参数为@RequestParam("appKey") String appKey, @RequestParam("randomId") Integer randomId);

备注部分,说明参数值是需要哪个公司提供,并详细说明参数怎么生成的,例如时间戳,是哪个时间段的;参数是否必填,一些参数是必须要有的,有些是可选参数,一定要注意写清晰。

E、返回值说明

有一个模板返回值,并说明每个返回参数的意义。提供一个真实的调用接口,真实的返回值。

F、接口调用限制

为了安全,双方采用一个一致的加密算法,保证接口调用的安全。

G、文档维护

文档维护时,修改内容部分需要有修改人、修改日期、版本号的信息。

三、流程图

流程图可以单独作为一份文件,也可以作为附件附在对应的文档中,具体执行按要求来。

业务流程图

程序结构图

程序流程图

四、变更文件

在开发过程中如果出现与预期计划、文档不一致的地方,则视为发生变更,此时大致需要提供以下信息:

A、版本历史(版本号、基本信息)

B、变更前现状

C、变更内容

D、影响评估

E、审批

参考文章:

本文作者:Little_Monster-lhq

本文链接:https://www.cnblogs.com/little-monster-lhq/p/16812792.html

版权声明:本作品采用知识共享署名-非商业性使用-禁止演绎 2.5 中国大陆许可协议进行许可。

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I Really Like You - - Carly Rae Jepsen
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作词 : Carly Rae Jepsen

作曲 : Carly Rae Jepsen

I really wanna stop

But I just gotta taste for it

I feel like I could fly with the ball on the moon

So honey hold my hand you like making me wait for it

I feel I could die walking up to the room, oh yeah

Late night watching television

But how we get in this position?

It's way too soon, I know this isn't love

But I need to tell you something

I really really really really really really like you

And I want you, do you want me, do you want me, too?

I really really really really really really like you

And I want you, do you want me, do you want me, too?

Oh, did I say too much?

I'm so in my head

When we're out of touch

I really really really really really really like you

And I want you, do you want me, do you want me, too?

It's like everything you say is a sweet revelation

All I wanna do is get into your head

Yeah we could stay alone, you and me, and this temptation

Sipping on your lips, hanging on by thread, baby

Late night watching television

But how we get in this position?

It's way too soon, I know this isn't love

But I need to tell you something

I really really really really really really like you

And I want you, do you want me, do you want me, too?

I really really really really really really like you

And I want you, do you want me, do you want me, too?

Oh, did I say too much?

I'm so in my head

When we're out of touch

I really really really really really really like you

And I want you, do you want me, do you want me, too?

Who gave you eyes like that?

Said you could keep them

I don't know how to act

The way I should be leaving

I'm running out of time

Going out of my mind

I need to tell you something

Yeah, I need to tell you something

Yeah I really really really really really really like you

And I want you, do you want me, do you want me, too?

I really really really really really really like you

And I want you, do you want me, do you want me, too?

Oh, did I say too much?

I'm so in my head

When we're out of touch

I really really really really really really like you

And I want you, do you want me, do you want me, too?

I really really really really really really like you

And I want you, do you want me, do you want me, too?

I really really really really really really like you

And I want you, do you want me, do you want me, too?