【正文】 務(wù)流程描述 ............................................................................................ 4 2 可行性分析 ................................................................................................. 6 技術(shù)可行性 ............................................................................................... 6 經(jīng)濟可行性 ............................................................................................... 8 支出 ....................................................................................................... 9 效益 ....................................................................................................... 9 收益 /投資比 ........................................................................................... 9 操作可行性 ............................................................................................... 9 3 需求分析 ....................................................................................................10 系統(tǒng)的設(shè)計思想 .......................................................................................10 表示層 ..................................................................................................10 中間層 ..................................................................................................12 業(yè)務(wù)邏輯層 ...........................................................................................12 持久層 ..................................................................................................12 簡單 JAVA對象（ POJO） ....................................................................13 總體目標 ..................................................................................................13 具體目標 ..................................................................................................13 系統(tǒng)功能設(shè)計 .......................................................................................14 系統(tǒng)特點 ..............................................................................................14 系統(tǒng)數(shù)據(jù)流程圖 .......................................................................................15 數(shù)據(jù)字典 ..................................................................................................18 4 概要設(shè)計 ....................................................................................................24 BLOG 系統(tǒng)結(jié)構(gòu)圖 .....................................................................................24 BLOG 系統(tǒng)接口設(shè)計 .................................................................................24 數(shù)據(jù)庫設(shè)計 ..............................................................................................25 數(shù)據(jù)庫需求分析 ....................................................................................25 數(shù)據(jù)庫概念結(jié)構(gòu)設(shè)計 ............................................................................26 關(guān)系模式設(shè)計 .......................................................................................28 數(shù)據(jù)庫表結(jié)構(gòu) .......................................................................................29 運行設(shè)計 ..................................................................................................31 安全技術(shù) ..................................................................................................33 5 詳細設(shè)計 ....................................................................................................34 BLOG 系統(tǒng)層間協(xié)作設(shè)計 ..........................................................................34 BLOG 系統(tǒng)功能模塊設(shè)計 ..........................................................................37 用戶身份 ..............................................................................................37 用戶 Blog列表顯示 ..............................................................................38 用戶 Blog操作 .....................................................................................39 Blog 評論 ..............................................................................................43 文章分類管理 .......................................................................................43 系統(tǒng)支撐 ..............................................................................................45 BLOG 系統(tǒng) LONG PERSIST 機制 ..................................................................45 利用 request對象和 Service 對象的 finalize 方法實現(xiàn) ..........................46 利用 request對象和 EL語言實現(xiàn) .........................................................47 6 編碼 ............................................................................................................49 系統(tǒng)使用的語言 .......................................................................................49 編碼工具 ..................................................................................................49 7 系統(tǒng)實現(xiàn) ....................................................................................................50 用戶注冊界面 ...........................................................................................50 用戶登錄界面 ...........................................................................................50 BLOG 導(dǎo)航界面 .........................................................................................50 用戶 BLOG 顯示界面 ................................................................................52 用戶信息管理界面 ...................................................................................53 8 測試 ............................................................................................................56 用戶注冊測試 ...........................................................................................56 用戶名測試用例 ...................................................................................56 用戶密碼測試用例 ................................................................................56 用戶 Email地址測試用例 ...................................................................57 用戶 Blog空間標題測