Study《JavaScript中访问jar包中的js》

鍦ㄧ敤DWR鏃跺父鐪嬪埌/dwr/engine.js锛岃€屽湪宸ョ▼涓壘涓嶅埌姝ゆ枃浠讹紝鍚庢潵鍙戠幇锛? 鍘熸潵js鏂囦欢鍦╠wr.jar鍖呬腑灏辨湁锛岃€屼笖dwr鐨勯儴缃插湪web.xml涓殑璁剧疆灏辨槸涓轰簡锛岃鍦ㄧ綉椤典笂鐨勫紩鐢ㄨ兘澶熸壘鍒拌js鏂囦欢锛屽涓? <servlet-name>dwr-invoker</servlet-name>

聽聽聽聽聽 <display-name>DWR Servlet</display-name>

聽聽聽聽聽 <servlet-class>org.directwebremoting.servlet.DwrServlet</servlet-class>

聽 <servlet-mapping>

聽聽聽聽聽 <servlet-name>dwr-invoker</servlet-name>

聽聽聽聽聽 <url-pattern>/dwr/*</url-pattern>

聽 </servlet-mapping>

涔嬪悗鎯虫兂鍘熺悊涔熺畝鍗曪紝璇寸櫧浜嗗氨鏄細

閫氳繃瀹氫箟servlet鎶妀s褰撴垚鏂囦欢鍙戠粰娴忚鍣ㄣ€? 涓嬮潰鎴戜滑妯℃嫙涓€涓緥瀛? 涓€銆侀厤缃畐eb.xml鏂囦欢

聽聽聽 <servlet>

聽聽聽聽聽聽聽 <servlet-name> javascriptservlet </servlet-name>

聽聽聽聽聽聽聽 <servlet-class> JavaScriptServlet </servlet-class>

聽聽聽 </servlet>

聽聽聽 <servlet-mapping>

聽聽聽聽聽聽聽 <servlet-name> javascriptservlet </servlet-name>

聽聽聽聽聽聽聽 <url-pattern> *.js </url-pattern>

聽聽聽 </servlet-mapping>

杩欐牱璇锋眰js鏂囦欢鏃讹紝灏变笉鏄壘宸ョ▼涓嬬殑js锛岃€屾槸璇锋眰浜ょ粰servlet銆? 浜屻€佸疄鐜皊ervlet

public class JavaScriptServlet extends HttpServlet{

聽聽聽聽聽聽聽 public void doGet(HttpServletRequest request,HttpServletResponse response)throws

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 ServletException,IOException {

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 String fileUri = request.getRequestURI();

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 String contextPath = request.getContextPath();

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 if(!contextPath.endsWith( "/ ")){

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 contextPath = contextPath + "/ ";

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 }

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 fileUri = fileUri.substring(contextPath.length(),fileUri.length());

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 //娉ㄦ剰锛氭澶勬湭鑰冭檻骞跺彂璁块棶寮傚父

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 BufferedReader in = new BufferedReader(new InputStreamReader(getClass().

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 getClassLoader().getResourceAsStream(fileUri)));

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 PrintWriter out = response.getWriter();

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 response.setContentType("text/javascript;charset=GBK");

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 String line = null;

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 while((line = in.readLine()) != null){

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 out.println(line);

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 }

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 in.close();

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 out.close();

聽聽聽聽聽聽聽 }

}

瀹冪殑鍔熻兘灏辨槸鍒癹ar鍖呬腑鍘绘壘js鏂囦欢锛屾妸瀹冧互鏂囦欢鐨勫舰寮忓彂鍥炵粰瀹㈡埛绔祻瑙堝櫒銆? 涓夈€佸湪椤甸潰涓皟鐢? <script language= "javascript " src="xxx.js ">

</script>

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