public void next(ChainHandler next) { this.next = next; } public abstract void doHandler...(Member member) { System.out.println("第一个关口"); next.doHandler(member); } } public...class SecondChain extends ChainHandler { @Override public void doHandler(Member member) {...System.out.println("第二个关口"); next.doHandler(member); } } public class ThirdChain extends...ChainHandler { @Override public void doHandler(Member member) { System.out.println("
伪代码示例： // *** 集合形式存储 类似tomcat中的filters *** // 处理器抽象类 class AbstractHandler{void doHandler(Object arg0...handler2, handler3); // 处理请求，调用处理器 void process(request){ for(handler in handlers){ handler.doHandler...// *** 链表形式调用 netty中的用法 *** // 处理器抽象类 class AbstractHandler{ AbstractHandler next;//下一节点 void doHandler...= null){ handler.doHandler(request); handler = handler.next; } } 链表形式的责任链实现的具体代码示例： // 链表形式调用...new HandlerChainContext( new AbstractHandler() { @Override void doHandler
HandlerChainContext head = new HandlerChainContext(new AbstractHandler() { @Override void doHandler...handler) { this.handler = handler; } void handler(Object arg0) { this.handler.doHandler...*/ abstract void doHandler(HandlerChainContext handlerChanContext, Object arg0); // handler 方法 }...// 处理器具体实现类 class Handler1 extends AbstractHandler { @Override void doHandler(HandlerChainContext...handlerChainContext.runNext(arg0); } } // 处理器具体实现类 class Handler2 extends AbstractHandler { @Override void doHandler
HandlerChainContext head = new HandlerChainContext(new AbstractHandler() { @Override void doHandler...handler) { this.handler = handler; } void handler(Object arg0) { this.handler.doHandler...abstract class AbstractHandler { /** * 处理器，这个处理器就做一件事情，在传入的字符串中增加一个尾巴.. */ abstract void doHandler...arg0); // handler方法 } // 处理器具体实现类 class Handler1 extends AbstractHandler { @Override void doHandler...handlerChainContext.runNext(arg0); } } // 处理器具体实现类 class Handler2 extends AbstractHandler { @Override void doHandler
size) { //注意对pos的处理 Handler handler = handlers.get(pos++); handler.doHandler...*/ void doHandler(RequestSource requestSource,HandlerChain handlerChain); } // 其中一个实现 public... class HeaderHandler implements Handler { @Override public void doHandler(RequestSource requestSource... * * @param requestSource the request source */ void doHandler(RequestSource requestSource...= null) { next.doHandler(requestSource); } } } 总结 责任链模式在各种常见框架中非常常见。
(Contxt contxt); } Test1.java 业务类1，继承抽象类实现doHandler()方法，在@Component中设置类名1 import com.alibaba.fastjson.JSON...@Component("1") @Slf4j public class Test1 extends ComponentAbstract { @Override public void doHandler...contxt.setAdrss("Test1"); contxt.setUserid("Test1"); } } Test2.java 业务类2，继承抽象类实现doHandler...Component("2") @Slf4j public class Test2 extends ComponentAbstract { @Override public void doHandler...@Component("3") @Slf4j public class Test3 extends ComponentAbstract { @Override public void doHandler
null) { pool = poolResources.selectOrCreate(remote, options, doHandler...())); } ContextHandler contextHandler = doHandler...Channel放回deque中 使用三个参数的构造器创建的SimpleChannelPool，其releaseHealthCheck值为true，即释放的时候进行health check TcpClient.doHandler...* * @return a new {@link ContextHandler} */ protected ContextHandler doHandler...的时候pool为null，创建的是ClientContextHandler;等pool创建好了，第二次调用doHandler的时候，pool不为null，创建的是PooledClientContextHandler
handler; } public final void handle(String msg) { // 执行处理 boolean handled = doHandler...null) { next.handle(msg); } } // 留给子类实现 protected abstract boolean doHandler...(String msg); } 处理器实现 public class HandlerA extends Handler { @Override protected boolean doHandler...return handled; } } public class HandlerB extends Handler { @Override protected boolean doHandler
BaseHTTPRequestHandler,HTTPServer HTTP_PORT = 8081 # This class will handles any incoming request class doHandler...a http server and define the handler to manage the request server = HTTPServer(('', HTTP_PORT), doHandler
version 1.0 * @date 2022/10/25 13:41 * @description */ public interface RequestHandler { void doHandler...@description */ public class AHandler extends BaseRequestHandler { @Override public void doHandler...= null) { next.doHandler(req); } } } 当然还有具体的处理类B、C等等，这里不展开赘述。...BHandler(); BaseRequestHandler c = new CHandler(); a.next(b); b.next(c); a.doHandler
将上面的代码优化后变为： @Autowiredprivate DataScopeContext dataScopeContext;// 根据数据权限范围查询直接通过同一个dohandler方法根据不同的
com.java3y.austin.handler.handler.impl.EmailHandler.handler(EmailHandler.java:60) \tat com.java3y.austin.handler.handler.BaseHandler.doHandler
class HandlerPipeline { private HandlerContext head = new HandlerContext(new Handler(){ void doHandler...= null){ this.next.handler(val); } } void handler(Object val){ this.handler.doHandler...(this, val); } } // handler处理器 interface Handler{ void doHandler(HandlerContext context, Object...val); } class HandlerTest implements Handler{ public void doHandler(HandlerContext context, Object
null) { pool = poolResources.selectOrCreate(remote, options, doHandler...())); } ContextHandler contextHandler = doHandler
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