Servlet??java??涓?涓?绫夥?瀹?涔???avax.servlet??涓???Servlet???辨???″?ㄨ?璐ｇ?＄??杩?琛?锛?褰?澶?涓? 瀹㈡?瘋?鋒???涓?涓?Servlet?訛????″?ㄤ負姣?涓?瀹㈡?峰???ㄤ?涓?绾跨???涓???涓?涓?杩?绋?锛?杩?浜?绾跨??辨???″??缁?涓?绠＄????
Servlet??杩?琛??ㄦ???″?ㄧ????锛??辨???″?ㄨ?琛???濮?????涓?Servlet???藉?ㄦ???稿?崇???芥?版??锛?init锛?锛???service锛?锛???destroy锛?锛???
锛?1锛?init锛?锛?锛???濮???servlet??Servlet绗?涓?娆¤?璇鋒???杞芥?訛????″?ㄥ??濮???杩?涓?servlet锛??沖??寤郝?涓?涓?servlet瀵矽薄锛?璇ュ?矽薄璋???nit锛?锛??規?瀹???蹇?瑕?????濮???宸ヤ???璇ユ?規???Servlet绫諱腑???規?锛?
??浠???浠ュ??ervlet涓?????杩?涓??規????規???杩幫?
public?void?init(ServletConfig?config)?throws?ServletException
servlet绗?涓?娆¤?璇鋒???杞芥?訛????″?ㄥ??濮???涓?涓?servlet锛??沖??寤轟?涓?servlet瀵矽薄锛?杩?涓?瀵矽薄璋???nit?規?瀹???蹇?瑕?????濮???宸ヤ???璇ユ?規??ㄦ?ц??訛?servlet寮???浼???涓?涓?SevletConfig绫誨????瀵矽薄浼???缁?init()?規?锛?杩?涓?瀵矽薄灏辮?淇?瀛???ervlet瀵矽薄涓?锛??村??ervlet瀵矽薄琚?娑???锛?杩?涓?ServletConfig瀵矽薄璐?璐ｅ??servlet浼??????¤?劇疆淇℃??锛?濡???浼???澶辮觸灏變?????ServeletException锛?servlet灏變??芥?ｅ父宸ヤ???
??浠?宸茬??ラ??锛?褰?澶?涓?瀹㈡?瘋?鋒?涓?涓?servlet?訛?寮???涓烘??涓?瀹㈡?峰???ㄤ?涓?绾跨?锛??ｄ?servlet绫葷??????????琚???????绾跨??變韓??
锛?2锛?Service锛?锛?锛?褰?瀹㈡?峰??ervlet杩?琛?璇鋒?锛????″?ㄦ?ц?璇ユ?規?浠ュ??搴?瀹㈡?瘋?鋒???璇ユ?規??? Servlet绫諱腑???規?锛???浠???浠ュ??ervlet涓??存?ョ戶?胯?ユ?規???????杩?涓??規????規???杩幫?
public?void?service(HttpServletRequest?request?HttpServletResponse?response)?throw
ServletException,IOException
褰?servlet??????寤哄????濮???涔???锛?servlet灏辮???ervice?規??ュ????ㄦ?風??璇鋒?骞惰?????搴???Servlet寮???灏?涓や釜???頒???缁?璇ユ?規?锛?涓?涓?ServletRequest绫誨????瀵矽薄锛?璇ュ?矽薄灏?瑁?浜??ㄦ?風??璇鋒?淇℃??锛?姝ゅ?矽薄璋??ㄧ?稿????規???浠ヨ?峰??灏?瑁???淇℃??锛??充嬌?ㄨ?涓?瀵矽薄??浠ヨ?峰???ㄦ?鋒??浜ょ??淇℃???????涓?涓????闆?矽薄??ServletResponse绫誨????瀵矽薄锛?璇ュ?矽薄?ㄦ?ュ??搴??ㄦ?風??璇鋒?????init?規?涓???????锛?init?規???琚?璋??ㄤ?娆★???service?規????借?澶?娆＄??璋??????浠?宸茬??ラ??锛?褰???缁???瀹㈡?瘋?鋒?servlet???℃?訛?Servlet寮???灏????ㄤ?涓??扮??绾跨?锛??ㄨ?ョ嚎绋?涓?锛?servlet璋???ervice?規???搴?瀹㈡?風??璇鋒?锛?涔?灏辨??璇達?姣?涓?瀹㈡?風??姣?娆¤?鋒??藉?艱??ervice?規?琚?璋??ㄦ?ц?锛?璋??ㄨ?绋?杩?琛??ㄤ?????绾跨?涓?锛?浜?涓?骞叉?般??姣?涓?娆″?㈡?瘋?鋒?service?規??借?璋??ㄤ?娆★?涓????″?ㄥ??浼?涓烘??涓?娆¤?鋒???寤?ervletRequest??ServletResponse瀵矽薄??
锛?3锛?Destroy锛?锛?锛?褰?璇?ervlet琚?绉婚?ゆ?????″?ㄨ??抽???舵???″?ㄨ??ㄨ?ユ?規?娑???servlet瀵矽薄??
import?java.io.*;
import?javax.servlet.*;
import?javax.servlet.http.*;
public?class?Hello?extends?HttpServlet
{?
public?void?init(ServletConfig?config)?throws?ServletException
{
super.init(config);
}
public?void?service(HttpServletRequest?reqest,HttpServletResponse?response)?throws?IOException
{?//?峰?涓?涓???瀹㈡?峰?????版????杈??烘?锛?
PrintWriter?out=response.getWriter();
response.setContentType("text/html;charset=GB2312");//璁劇疆??搴???MIME绫誨????
out.println("<HTML>?<BODY>");
out.println("Simple?servlet");
out.println("</body>?</html>");
}
}
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