摘要：Servlet程序在服務(wù)器端運(yùn)行，動態(tài)地生成Web頁面與傳統(tǒng)的CGI和許多其他類似CGI的技術(shù)相比，Java Servlet具有更高的效率，更容易使用，功能更強(qiáng)大，具有更好的可移植性，更節(jié)省投資。
關(guān)鍵字：JSP技術(shù)，Servlet，HTTP服務(wù)
1.1Servlet的功能
Servlets是運(yùn)行在Web或應(yīng)用服務(wù)器上的Java程序，它是一個中間層，負(fù)責(zé)連接來自Web瀏覽器或其他HTTP客戶程序的請求和HTTP服務(wù)器上的數(shù)據(jù)庫或應(yīng)用程序。Servlet的工作是執(zhí)行西門的任務(wù)，如圖1.1所示 。
Nagle and Wiegley
Abstract: Servlet program running in the server-side, dynamically generated Web page with the traditional CGI and many other similar compared to CGI technology, Java Servlet with a more efficient, easier to use, more powerful and has better portability, more savings to invest .
Key words: JSP Technology, Servlet, HTTP server
1.1 A Servlet's Job
Servlets are Java programs that run on Web or application servers, acting as a middle layer between requests coming from Web browsers or other HTTP clients and databases or applications on the HTTP server. Their job is to perform the following tasks, as illustrated in Figure 1-1.