【正文】 1） 簡單性、面向?qū)ο?。 3. 系統(tǒng)總體設(shè)計 系統(tǒng)設(shè)計 系統(tǒng)功能分析 一個典型的 B2C 電子商務(wù)網(wǎng)上訂購系統(tǒng)主要功能有 : （ 1）為客戶提供 24小時方便快捷的在線訂購服務(wù)。為分銷商的 EPR 系統(tǒng)提供數(shù)據(jù)接口。首先要搜集分銷商的所有商品數(shù)據(jù)。 （ 3）客戶信息表的制定。點擊“繼續(xù)購買”，重復(fù)以上進行的購買活動。本系統(tǒng)采用 JSP 的 JDBCODBC 驅(qū)動程序。 ??? 4. 具體設(shè)計 分析 系統(tǒng)首頁 圖 41 網(wǎng)上購物系統(tǒng)首頁 此功能模塊由 來實現(xiàn) ,并提供了本系統(tǒng)絕大多數(shù)功能的入口，例如：會員注冊、登錄，管理員登錄， 查詢等 。再在該頁 第 10 頁 共 22 頁 設(shè)置接收字段： String bookclass=codeToString((bookclass))。//當(dāng)前頁碼數(shù)默認(rèn)為 1 String pages=(dipage)。 else countPage=countRecord/countPageRecord+1。 提交購物以后，可以選擇查看購物車，也可以無限制的選擇繼續(xù)購買。 totalprice=totalprice+(price)*((Integer)(goods)).intValue()。 管理員管理定單除了擁有用戶管理定單的功能以外，還可以通過定單 ID更新定單的狀態(tài)，修改定單的付款狀態(tài)以及發(fā)貨狀態(tài)。由于整個用戶頁面都用 session 變量控制訪問權(quán)限，所以在進行 查詢的時候就根據(jù) seesion 變量中的 username 對數(shù)據(jù)庫進行查詢，查詢代碼如下： rs=(SELECT * FROM my_users where username like 39。i++) if((i)==) break。 判斷合法以后，就可以訪問數(shù)據(jù)庫通過 update 語句來更新用戶密碼信息。 sqlstring=insert into my_goods(goodsname,goodsclass,seller,provider,goodsno,content,price,amount)+ values (39。,39。)。具體刪除代碼： id=((id))。 ?? if(id!=0)//接收到的參數(shù)正確 { sqlString=delete from my_users where id=+id。 注冊成功以后回到主頁登錄，進入用戶界面。 后臺測試 當(dāng)點擊管理員登錄按鈕時，就來到管理員管理登陸頁面，當(dāng)我們不輸入用戶名而直接點擊提交時，系統(tǒng)會提 示請輸入用戶名錯誤。 第 20 頁 共 22 頁 結(jié) 論 通過這三個月的學(xué)習(xí)和工作，完成了網(wǎng)上購物系統(tǒng)的設(shè)計，滿足了用戶需求。 [3] 方睿 .網(wǎng)絡(luò)數(shù)據(jù)庫的原理及應(yīng)用 [M]. 成都：四川大學(xué)出版社 ,2021。除非另有說明，本文的工作是原始性工作。 Itˇ s a wonder Retana wouldnˇ t give us enough light to see the horses by,〃 one picador said. 168。 for on the very morning after their own arrival at Lambton, these visitors came. They had been walking about the place with some of their new friends, and were just returned to the inn to dress themselves for dining with the same family, when the sound of a carriage drew them to a window, and they saw a gentleman and lady in a curricle, driving up the street. Elizabeth, immediately recognising the livery, guessed wha t it meant, and im parted no small degree of surprise to her relations by acquainting them with the honour which she expected. Her uncle and aunt were all amazement。t believe any of them, but it hardly mattered. Ship or colony, Themis had been built by someone, and there would be a door. The place to look was the hub, but the constraints of ballistics forced her to orbit as far from the hub as she could get. Ringmaster settled into a circular orbit 400 kilometers above the equator. They traveled in the direction of spin, but Themis turned faster than their orbital speed. It was a blac k plane outside Cirocco39。s like a long arm or a boom, and it39。t get there anyway. But we could walk until we get back to where we startedwe39。 I said. Somebody kicked me under the table. I thought it was accidental and went on: 168。s been there two years and knows everything there is to know about the town. She39。t see from here? The girl shook her hemuch and took to wearing spectaclen taken in hand by a lady who hoped to rise with the magazine. She was very forceful, and Cohn never had a chance of not being ta ken in hand. Also he was sure that he loved her. When this lady saw that the magazine was not going to rise, she became a little disgusted w ith Cohn and decided that she might as well get what there was to get while there was still something available, so she urged that they go to Europe, where Cohn could write. They came to Europe, where the lady had been educated, and stayed three years. During these three years, the first spent in travel, the last two in Paris, Robert Cohn had two friends, Braddocks and myself. Braddocks was his literary friend. I was his tennis friend. The lady who had him, her name was Frances, found toward the end of the second year that her looks were going, and her attitude toward Robert changed from one of careless possession and exploitation to the absolute determination that he should marry her. During this time Robert39。s parents had been taken here instead of Diane, do you think it would have helped them? Nicholas did not reply. We have treatments for disturbed persons, Nicholas. But, at least for the time being, we have no treatment for disturbing persons. Diane and the boy had turned away, and the waves39。t fastened down. Cirocco locked her control board. At her elbow, Bill nodded in his couch, asleep. The two of them had not left CONMOD in two days. She moved through SCIMOD like a sleepwalker. Somewhere down there was a bed with soft sheets and a pillow, and a fortable quarter gee now that the carousel was turning again. A buzzer sounded faintly and for a moment she could not place it. Then things became sharp and clear as adrenalin ate the cobwebs. It was the radar alarm in CONMOD. Captain, Bil,1 said over the speaker, I39。s feelings was every moment increasing. She was quite amazed at her ow n disposure。 This thing Iˇ m on barely keeps me off the ground,〃 the first picador said. 168。 （ 2）學(xué)?？梢圆捎糜坝　⒖s印或其他復(fù)制方式保存學(xué)位論文。 [5] 楊思申，劉思源 . [M]. 北京：清華大學(xué)出版社 ,2021。同時由于該系統(tǒng)使用 JavaScript 和 JSP 技術(shù)，使我對該門技術(shù)又有了更加深入的了解，并且對應(yīng)用 Dreamweaver 制作靜態(tài)頁面也有了相當(dāng)?shù)男牡?。輸入正確的用戶名和密碼后，便可以進入系統(tǒng)可以進行管理了，首先我們測試添加新商品，正確填入商品信息并提交后，系統(tǒng)會提示添加成功，通過打商品查看的頁面可以查看到，因此證明添加成功。而在不用登錄直接在 IP 地址欄輸入地址也可直接訪問。 ()。 ??? //數(shù)據(jù)庫連接 第 17 頁 共 22 頁 執(zhí)行刪除語句 (sqlString)。 完成操作以后如果操作成功則跳轉(zhuǎn)到管理員主界面，此時可以通過查看商品信息來查看剛才添加的商品，如果操作失敗則會跳轉(zhuǎn)到 ERROR。,39。,39。 商品管理 此 功 能 是 通 過 和 ， ， 來實現(xiàn) 主要是用來添加商品的信息，包括商品名稱，銷售員，廠商，編號，價格，數(shù)量等信息。 ??? } } 在通過基本信息輸入以后，系統(tǒng)將信息傳遞給 進行處理， 首先用字符串接收函數(shù)： String username=codeToString((username))。)。定單管理界面如下圖： 圖 45查看當(dāng)前訂單 定單 查詢代碼如下： SELECT * FROM my_indentlist where username=39。用戶對定單的管理通過 實現(xiàn)查看自己的定單狀態(tài)是否付款以及刪除自己的定單。在跳轉(zhuǎn)到 頁面以后，如果用戶不滿意該選擇可以刪除或者更改所選商品數(shù)量，更改商品數(shù)量是通過 和 一起來實現(xiàn)。 ???? 購物車 此功能模塊由： ,deleteGoods,實現(xiàn)。 ???? int countRecord=0。+()+39。 查詢功能是通過輸入商品名稱關(guān)鍵字和下拉菜單中商品類別進行查詢 提交查詢信息以后由 顯示查詢結(jié)果。代碼如下： ()。購物結(jié)束后，進行提交，點擊“提交”，完成購物?？蛻?ID則是客戶個人身份證 明的依據(jù)。無論對于哪一種數(shù)據(jù) ,都要對其進行檢查 ,修正有問題的數(shù)據(jù) ,刪除重復(fù)和過期的記錄。 系統(tǒng)體系結(jié)構(gòu) 購 物 系 統(tǒng)用戶