Example usage for org.apache.zookeeper WatchedEvent getPath

Introduction

In this page you can find the example usage for org.apache.zookeeper WatchedEvent getPath.

Prototype

public String getPath()

Source Link

Usage

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerGw.java

License:Apache License

@Override
public void onChangedEvent(WatchedEvent event) throws MgmtZooKeeperException {
    registerBoth(event.getPath());

    Gateway gw = gwImo.getByPath(event.getPath());
    if (null == gw) {
        // this znode already removed.
        return;//  www .j ava 2 s . c o m
    }

    if (LeaderState.isFollower()) {
        zookeeper.reflectZkIntoMemory(gw);
    }

    try {
        gw.getRefData().setZkData(gw.getData().getState(), gw.getData().getStateTimestamp(),
                gw.getStat().getVersion());
        gw.getHbc().updateState(gw.getData().getHB());
        if (gw.getData().getHB().equals(Constant.HB_MONITOR_YES)) {
            gw.getHbc().urgent();
        }
    } catch (Exception e) {
        Logger.error("Change gateway fail. {}", gw, e);
    }
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerGwRoot.java

License:Apache License

@Override
public void onChildEvent(WatchedEvent event) throws NoNodeException, MgmtZooKeeperException {
    if (LeaderState.isLeader()) {
        return;//from  w  w  w. ja  va2 s  .com
    } else {
        registerBoth(event.getPath());

        // Delete
        List<String> deleted = getDeletedChild(event.getPath(), gwImo.getList(getClusterName()));
        for (String gwName : deleted) {
            gwImo.delete(gwName, getClusterName());
        }

        // Created
        List<String> created = getCreatedChild(event.getPath(), gwImo.getList(getClusterName()));
        for (String gwName : created) {
            gwImo.load(gwName, getClusterName());
        }
    }
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPg.java

License:Apache License

@Override
public void onChangedEvent(WatchedEvent event) throws MgmtZooKeeperException {
    if (LeaderState.isLeader()) {
        return;//from  w w w . j a  v  a  2 s  .c o m
    } else {
        registerBoth(event.getPath());

        PartitionGroup pg = pgImo.getByPath(event.getPath());
        if (null == pg) {
            // this znode already removed.
            return;
        }

        zookeeper.reflectZkIntoMemory(pg);
    }
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPgRoot.java

License:Apache License

@Override
public void onChildEvent(WatchedEvent event) throws NoNodeException, MgmtZooKeeperException {
    if (LeaderState.isLeader()) {
        return;/*  w  w  w  .java  2s . c  om*/
    } else {
        registerChildEvent(event.getPath());

        // Delete
        List<String> deleted = getDeletedChild(event.getPath(), pgImo.getList(clusterName));
        for (String pgName : deleted) {
            pgImo.delete(PathUtil.pgPath(pgName, clusterName));
        }

        // Created
        List<String> created = getCreatedChild(event.getPath(), pgImo.getList(clusterName));
        for (String pgName : created) {
            pgImo.load(pgName, clusterName);
        }
    }
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPgs.java

License:Apache License

@Override
public void onChildEvent(WatchedEvent event) throws MgmtZooKeeperException {
    registerBoth(event.getPath());

    PartitionGroupServer pgs = pgsImo.getByPath(event.getPath());

    if (!event.getPath().equals(pgs.getPath())) {
        Logger.error("PATH INCONSISTENCY");
        return;//  w ww . j a  v  a2  s .c o  m
    }

    if (pgs.getData().getHb().equals(Constant.HB_MONITOR_YES)) {
        pgs.getHbc().urgent();
    }

    workflowExecutor.perform(FAILOVER_PGS, pgs);
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPgs.java

License:Apache License

@Override
public void onChangedEvent(WatchedEvent event) throws MgmtZooKeeperException {
    registerBoth(event.getPath());

    PartitionGroupServer pgs = pgsImo.getByPath(event.getPath());
    if (null == pgs) {
        // this znode already removed.
        return;/*  ww  w.  j  a v a  2s.  com*/
    }

    if (LeaderState.isFollower()) {
        zookeeper.reflectZkIntoMemory(pgs);
    }

    try {
        pgs.updateHBRef();
        if (pgs.getData().getHb().equals(Constant.HB_MONITOR_YES)) {
            pgs.getHbc().urgent();
        }
    } catch (Exception e) {
        Logger.error("Change pgs fail. {}", pgs, e);
    }
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPgsRoot.java

License:Apache License

@Override
public void onChildEvent(WatchedEvent event) throws MgmtZooKeeperException {
    if (LeaderState.isLeader()) {
        return;//from  w  w w  .  j  av  a  2  s  . co  m
    } else {
        registerChildEvent(event.getPath());

        // Delete
        List<String> deleted = getDeletedChild(event.getPath(), pgsImo.getList(getClusterName()));
        for (String pgsName : deleted) {
            pgsImo.delete(pgsName, getClusterName());
            rsImo.delete(pgsName, getClusterName());
        }

        // Created
        List<String> created = getCreatedChild(event.getPath(), pgsImo.getList(getClusterName()));
        for (String pgsName : created) {
            try {
                pgsImo.load(pgsName, getClusterName());
            } catch (Exception e) {
                Logger.error("Load pgs fail. cluster:{}/pgs:{}", getClusterName(), pgsName, e);
            }

            try {
                rsImo.load(pgsName, getClusterName());
            } catch (Exception e) {
                Logger.error("Load rs fail. cluster:{}/rs:{}", getClusterName(), pgsName, e);
            }

        }
    }
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPm.java

License:Apache License

@Override
public void onChildEvent(WatchedEvent event) throws NoNodeException, MgmtZooKeeperException {
    if (LeaderState.isLeader()) {
        return;//from  w w w.  ja v a2 s  . com
    } else {
        registerBoth(event.getPath());

        // Delete
        List<String> deleted = getDeletedChild(event.getPath(), pmClusterImo.getList(pmName));
        for (String clusterName : deleted) {
            pmClusterImo.delete(PathUtil.pmClusterPath(clusterName, pmName));
        }

        // Created
        List<String> created = getCreatedChild(event.getPath(), pmClusterImo.getList(pmName));
        for (String clusterName : created) {
            pmClusterImo.load(clusterName, pmName);
        }
    }
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPmCluster.java

License:Apache License

@Override
public void onChildEvent(WatchedEvent event) throws MgmtZooKeeperException {
    registerChildEvent(event.getPath());
}

From source file:com.navercorp.nbasearc.confmaster.server.watcher.WatchEventHandlerPmCluster.java

License:Apache License

@Override
public void onChangedEvent(WatchedEvent event) throws MgmtZooKeeperException {
    if (LeaderState.isLeader()) {
        return;//from www  . j  av a2 s  . co  m
    } else {
        registerChangedEvent(event.getPath());

        PhysicalMachineCluster pmCluster = pmClusterImo.getByPath(event.getPath());
        if (null == pmCluster) {
            // this znode already removed.
            return;
        }

        zookeeper.reflectZkIntoMemory(pmCluster);
    }
}