基于websocket和java的多人聊天室

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1、最新基于websocket与java的多人聊天室实现架构html5+websocket+javaEE7+tomcat8JavaEE7最新的websocket1.0APITomcat8开始支持websocket1.0API【TomcatimplementstheJavaWebSocket1.0APIdefinedbyJSR-356】在编写代码之前你要导入javaEE7的jar包以便使用websocketAPI，将此项目部署到tomcat8里面。具体代码如下：Java端：ChatAnnotation类

2、；使用的是注解的方式。packagewebsocket.chat;otherstaffoftheCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeA

3、fterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersand7/8importjava.io.IOExceptio

4、n;importjava.util.Set;importjava.util.concurrent.CopyOnWriteArraySet;importjava.util.concurrent.atomic.AtomicInteger;importjavax.websocket.OnClose;importjavax.websocket.OnError;importjavax.websocket.OnMessage;importjavax.websocket.OnOpen;importjavax.w

5、ebsocket.Session;importjavax.websocket.server.ServerEndpoint;importorg.apache.juli.logging.Log;importorg.apache.juli.logging.LogFactory;importutil.HTMLFilter;@ServerEndpoint(value="/websocket/chat")publicclassChatAnnotation{privatestaticfinalLoglog=Lo

6、gFactory.getLog(ChatAnnotation.class);privatestaticfinalStringGUEST_PREFIX="Guest";privatestaticfinalAtomicIntegerconnectionIds=newAtomicInteger(0);privatestaticfinalSetconnections=newCopyOnWriteArraySet<>();privatefinalStringnickname;

7、privateSessionsession;publicChatAnnotation(){nickname=GUEST_PREFIX+connectionIds.getAndIncrement();}@OnOpenpublicvoidstart(Sessionsession){this.session=session;connections.add(this);Stringmessage=String.format("*%s%s",nickname,"hasjoined.");broadcast(

8、message);otherstaffoftheCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryof