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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # 配置設計 Mario中所有的配置都可以在 `Mario` 全局唯一對象完成,將它設計為單例。 要運行起來整個框架,Mario對象是核心,看看里面都需要什么吧! - 添加路由 - 讀取資源文件 - 讀取配置 - 等等 由此我們簡單的設計一個Mario全局對象: ```java /** * Mario * @author biezhi * */ public final class Mario { /** * 存放所有路由 */ private Routers routers; /** * 配置加載器 */ private ConfigLoader configLoader; /** * 框架是否已經初始化 */ private boolean init = false; private Mario() { routers = new Routers(); configLoader = new ConfigLoader(); } public boolean isInit() { return init; } public void setInit(boolean init) { this.init = init; } private static class MarioHolder { private static Mario ME = new Mario(); } public static Mario me(){ return MarioHolder.ME; } public Mario addConf(String conf){ configLoader.load(conf); return this; } public String getConf(String name){ return configLoader.getConf(name); } public Mario addRoutes(Routers routers){ this.routers.addRoute(routers.getRoutes()); return this; } public Routers getRouters() { return routers; } /** * 添加路由 * @param path 映射的PATH * @param methodName 方法名稱 * @param controller 控制器對象 * @return 返回Mario */ public Mario addRoute(String path, String methodName, Object controller){ try { Method method = controller.getClass().getMethod(methodName, Request.class, Response.class); this.routers.addRoute(path, method, controller); } catch (NoSuchMethodException e) { e.printStackTrace(); } catch (SecurityException e) { e.printStackTrace(); } return this; } } ``` 這樣在系統中永遠保持一個Mario實例,我們用它來操作所有配置即可。 ### 在`Boostrap`的`init`方法中使用 ```java @Override public void init(Mario mario) { Index index = new Index(); mario.addRoute("/", "index", index); mario.addRoute("/html", "html", index); } ``` 這樣,一個簡單的MVC后端已經形成了!接下來我們要將結果展現在JSP文件中,要做視圖的渲染設計 LET'S GO!
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                              哎呀哎呀视频在线观看