java struts妗嗘灦鎬庝箞浣跨敤
瑕佷娇鐢↗ava Struts妗嗘灦锛屼綘闇€瑕佹寜鐓т互涓嬫楠よ繘琛屾搷浣滐細
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棣栧厛锛屽湪浣犵殑Java寮€鍙戠幆澧冧腑鍒涘缓涓€涓柊鐨凧ava Web椤圭洰銆?/p>
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涓嬭浇骞舵坊鍔燬truts妗嗘灦鐨凧AR鏂囦欢鍒颁綘鐨勯」鐩殑绫昏矾寰勪腑銆?/p>
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鍦ㄤ綘鐨勯」鐩殑web.xml鏂囦欢涓厤缃甋truts鐨勬牳蹇僑ervlet锛屽畠璐熻矗澶勭悊鎵€鏈夌殑HTTP璇锋眰銆傜ず渚嬮厤缃涓嬶細
<servlet>
<servlet-name>struts2</servlet-name>
<servlet-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>struts2</servlet-name>
<url-pattern>/*</url-pattern>
</servlet-mapping>
- 鍒涘缓涓€涓猻truts.xml閰嶇疆鏂囦欢锛岀敤浜庡畾涔変綘鐨凷truts搴旂敤绋嬪簭鐨勯厤缃€傚叾涓寘鎷珹ction鐨勬槧灏勪互鍙婄粨鏋滅殑澶勭悊銆傜ず渚嬮厤缃涓嬶細
<struts>
<package name="default" extends="struts-default">
<action name="hello" class="com.example.HelloAction">
<result>/hello.jsp</result>
</action>
</package>
</struts>
鍦ㄤ笂杩扮ず渚嬩腑锛屽畾涔変簡涓€涓悕涓?quot;hello"鐨凙ction锛屽畠瀵瑰簲涓€涓狧elloAction绫伙紝鐒跺悗灏嗙粨鏋滃畾鍚戝埌hello.jsp椤甸潰銆?/p>
- 鍒涘缓涓€涓狝ction绫绘潵澶勭悊HTTP璇锋眰锛屽苟瀹炵幇鐩稿簲鐨勪笟鍔￠€昏緫銆備緥濡傦紝鍒涘缓涓€涓悕涓篐elloAction鐨勭被锛屽涓嬫墍绀猴細
package com.example;
public class HelloAction {
private String message;
public String execute() {
message = "Hello, World!";
return "success";
}
public String getMessage() {
return message;
}
}
鍦ㄤ笂杩扮ず渚嬩腑锛宔xecute鏂规硶灏嗚繑鍥炰竴涓悕涓?quot;success"鐨勫瓧绗︿覆锛屽搴攕truts.xml閰嶇疆鏂囦欢涓殑result銆?/p>
- 鍒涘缓涓€涓狫SP椤甸潰鏉ュ睍绀篈ction澶勭悊缁撴灉銆備緥濡傦紝鍒涘缓涓€涓悕涓篽ello.jsp鐨勬枃浠讹紝濡備笅鎵€绀猴細
<%@ page contentType="text/html; charset=UTF-8" %>
<html>
<head>
<title>Hello Struts</title>
</head>
<body>
<h1>${message}</h1>
</body>
</html>
鍦ㄤ笂杩扮ず渚嬩腑锛?{message}灏嗕細琚獳ction涓殑getMessage鏂规硶杩斿洖鐨勫瓧绗︿覆鏇挎崲銆?/p>
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閮ㄧ讲浣犵殑椤圭洰鍒颁竴涓敮鎸丣ava Web鐨勬湇鍔″櫒涓€備緥濡傦紝浣跨敤Apache Tomcat鏉ヨ繍琛屼綘鐨勯」鐩€?/p>
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璁块棶浣犵殑椤圭洰鐨刄RL锛屼緥濡俬ttp://localhost:8080/浣犵殑椤圭洰鍚嶇О/hello锛屼綘灏嗕細鐪嬪埌"Hello, World!"杩欎釜娑堟伅鍦ㄦ祻瑙堝櫒涓樉绀哄嚭鏉ャ€?/p>
杩欎簺鏄娇鐢↗ava Struts妗嗘灦鐨勫熀鏈楠ゃ€備綘鍙互鏍规嵁鑷繁鐨勯渶姹傦紝杩涗竴姝ュ涔犲拰浣跨敤Struts妗嗘灦鐨勯珮绾х壒鎬с€?/p>
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