Java 类org.apache.catalina.tribes.group.interceptors.StaticMembershipInterceptor 实例源码

/**
     * Add ChannelInterceptors. The order of the interceptors that are added will depend on the
     * membership management scheme
     */
    private void addInterceptors() {

        if (log.isDebugEnabled()) {
            log.debug("Adding Interceptors...");
        }
        TcpPingInterceptor tcpPingInterceptor = new TcpPingInterceptor();
        tcpPingInterceptor.setInterval(10000);
        channel.addInterceptor(tcpPingInterceptor);
        if (log.isDebugEnabled()) {
            log.debug("Added TCP Ping Interceptor");
        }

        // Add a reliable failure detector
        TcpFailureDetector tcpFailureDetector = new TcpFailureDetector();
//        tcpFailureDetector.setPrevious(dfi); //TODO: check this
        tcpFailureDetector.setReadTestTimeout(120000);
        tcpFailureDetector.setConnectTimeout(180000);
        channel.addInterceptor(tcpFailureDetector);
        if (log.isDebugEnabled()) {
            log.debug("Added TCP Failure Detector");
        }

        // Add the NonBlockingCoordinator.
//        channel.addInterceptor(new Axis2Coordinator(membershipListener));

        staticMembershipInterceptor = new StaticMembershipInterceptor();
        staticMembershipInterceptor.setLocalMember(primaryMembershipManager.getLocalMember());
        primaryMembershipManager.setupStaticMembershipManagement(staticMembershipInterceptor);
        channel.addInterceptor(staticMembershipInterceptor);
        if (log.isDebugEnabled()) {
            log.debug("Added Static Membership Interceptor");
        }

        channel.getMembershipService().setDomain(localDomain);
        mode.addInterceptors(channel);

        if (atmostOnceMessageSemantics) {
            // Add a AtMostOnceInterceptor to support at-most-once message processing semantics
            AtMostOnceInterceptor atMostOnceInterceptor = new AtMostOnceInterceptor();
            atMostOnceInterceptor.setOptionFlag(TribesConstants.AT_MOST_ONCE_OPTION);
            channel.addInterceptor(atMostOnceInterceptor);
            if (log.isDebugEnabled()) {
                log.debug("Added At-most-once Interceptor");
            }
        }

        if (preserverMsgOrder) {
            // Add the OrderInterceptor to preserve sender ordering
            OrderInterceptor orderInterceptor = new OrderInterceptor();
            orderInterceptor.setOptionFlag(TribesConstants.MSG_ORDER_OPTION);
            channel.addInterceptor(orderInterceptor);
            if (log.isDebugEnabled()) {
                log.debug("Added Message Order Interceptor");
            }
        }
    }

public void setupStaticMembershipManagement(StaticMembershipInterceptor staticMembershipInterceptor) {
    this.staticMembershipInterceptor = staticMembershipInterceptor;
    ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);
    scheduler.scheduleWithFixedDelay(new MemberListSenderTask(), 5, 5, TimeUnit.SECONDS);
}