【正文】 he implementation of mail sending, mail receiving and mail management are described detailedly.Key words: Struts。 UML。 management.目錄III目 錄第 1 章 引言 ..............................................................................................1 電 子郵 件介紹 ..................................................................................................1 開發(fā)背景 ..........................................................................................................2 開發(fā)環(huán)境 ..........................................................................................................2 本人主要工作 ..................................................................................................3 本文組織 ..........................................................................................................3第 2 章 系統(tǒng)相關(guān)技術(shù)概述 ......................................................................4 MVC 模式 .........................................................................................................4 Struts2 框架結(jié)構(gòu)及工作原理 ...........................................................................5 JSP 技術(shù) ............................................................................................................6 MySQL 數(shù)據(jù)庫(kù) ................................................................................................7 SMTP 協(xié)議 .......................................................................................................8 POP3 協(xié)議簡(jiǎn)介 .................................................................................................9第 3 章 系統(tǒng)需求分析 ............................................................................10 系統(tǒng)目標(biāo) ........................................................................................................10 系統(tǒng)的功能需求分析概述 ............................................................................10 收件箱 ....................................................................................................................10 系統(tǒng)用例圖分析 ............................................................................................11 收件箱用例分析 ....................................................................................................11 收件箱包含的基本用例 .........................................................................................12 寫信用例分析 ........................................................................................................13 搜索郵件用例 .........................................................................................................14第 4 章 系統(tǒng)設(shè)計(jì) ....................................................................................16 系統(tǒng)的架構(gòu)設(shè)計(jì) ..........................................................................................................16 系統(tǒng)數(shù)據(jù)庫(kù)設(shè)計(jì) ..........................................................................................................16 數(shù)據(jù)庫(kù)概念設(shè)計(jì) ....................................................................................................16目錄IV 系統(tǒng) ER 圖的設(shè)計(jì) ...............................................................................................19 數(shù)據(jù)庫(kù)邏輯結(jié)構(gòu)的設(shè)計(jì) ........................................................................................19 系統(tǒng)類圖的設(shè)計(jì) ............................................................................................22 收件箱類圖的設(shè)計(jì) ................................................................................................22 發(fā)件箱類圖的設(shè)計(jì) ................................................................................................23 草稿箱類圖的設(shè)計(jì) ................................................................................................23 通訊錄類圖的設(shè)計(jì) ................................................................................................24 系統(tǒng)開發(fā)相關(guān)規(guī)范 ........................................................................................25 開發(fā)工具 ................................................................................................................25 編碼規(guī)范 ................................................................................................................25第 5 章 系統(tǒng)實(shí)現(xiàn) ....................................................................................27 系統(tǒng)登錄和首頁(yè) ............................................................................................27 系統(tǒng)登錄 ................................................................................................................27 寫信 ........................................................................................................................28 收件箱功能實(shí)現(xiàn) ............................................................................................30 收取郵件 ................................................................................................................30 回復(fù)郵件 ................................................................................................................31 轉(zhuǎn)發(fā)郵件 ................................................................................................................32 搜索郵件實(shí)現(xiàn) ................................................................................................32第 6 章 系統(tǒng)關(guān)鍵技術(shù)應(yīng)用 ....................................................................34 郵件的批量刪除功能的實(shí)現(xiàn) .........................................................................34 分頁(yè)功能的實(shí)現(xiàn) ............................................................................................34第 7 章 總結(jié) ............................................................................................36參考文獻(xiàn) ..................................................................................................37致 謝 ........................................................................................................38第 1 章 引言1第 1 章 引言 電子郵件介紹電子郵件 【10】 (簡(jiǎn)稱 Emai1)又稱電子信箱、電子郵政，它是—種用電子手段提供信息交換的通信方式。這種非交互式的通信,加速了信息的交流及數(shù)據(jù)傳送,它是—個(gè)簡(jiǎn)易、快速的方法。到目前為止,可以說電子郵件是 Inter 資源使用最多的一種服務(wù)，Emai1 不只局限于信件的傳遞,還可用來傳遞文件、聲音及圖形、圖像等不同類