Examples with ManagedOperation org.jgroups.annotations.ManagedOperation used on opensource projects

Example 11 with ManagedOperation

use of org.jgroups.annotations.ManagedOperation in project JGroups by belaban.

the class TCPGOSSIP method removeInitialHost.

@ManagedOperation
public boolean removeInitialHost(String hostname, int port) {
    InetSocketAddress isa = new InetSocketAddress(hostname, port);
    stubManager.unregisterStub(new IpAddress(isa.getAddress(), isa.getPort()));
    return initial_hosts.remove(isa);
}

Example 12 with ManagedOperation

use of org.jgroups.annotations.ManagedOperation in project JGroups by belaban.

the class Discovery method addToCache.

@ManagedOperation(description = "Reads logical-physical address mappings and logical name mappings from a " + "file (or URL) and adds them to the local caches")
public void addToCache(String filename) throws Exception {
    InputStream in = ConfiguratorFactory.getConfigStream(filename);
    List<PingData> list = read(in);
    if (list != null)
        for (PingData data : list) addDiscoveryResponseToCaches(data.getAddress(), data.getLogicalName(), data.getPhysicalAddr());
}

Example 13 with ManagedOperation

use of org.jgroups.annotations.ManagedOperation in project JGroups by belaban.

the class INJECT_VIEW method injectView.

@ManagedOperation(description = "Inject a view (example of view string format: A=A/B/C;B=B/C;C=C)")
public synchronized void injectView(String newView) {
    try {
        log.info("[INJECT_VIEW] Received request to inject view %s\n", newView);
        String[] perNode = newView.split(NODE_VIEWS_SEPARATOR);
        String thisNodeAddress = getProtocolStack().getChannel().getAddressAsString();
        for (String nodeView : perNode) {
            if (nodeView.startsWith(thisNodeAddress)) {
                log.info("[INJECT_VIEW] [channel: %s] Injecting a new view: %s\n", thisNodeAddress, nodeView);
                long viewId = getProtocolStack().getChannel().getView().getViewId().getId() + 1;
                List<Address> nodes = new ArrayList<>();
                for (String nodeName : nodeView.split(VIEW_SEPARATOR)[1].split(NAMES_SEPARATOR)) {
                    for (Map.Entry<Address, String> entry : NameCache.getContents().entrySet()) {
                        if (nodeName.equals(entry.getValue())) {
                            log.debug("[INJECT_VIEW] [channel: %s] Found name: <%s> for address: <%s>\n", entry.getValue(), entry.getKey().toString());
                            nodes.add(entry.getKey());
                            break;
                        }
                    }
                }
                View view = new View(nodes.get(0), viewId, nodes);
                GMS gms = getProtocolStack().findProtocol(GMS.class);
                gms.installView(view);
                log.info("[INJECT_VIEW] [channel: %s] Injection finished of view: %s\n", thisNodeAddress, nodeView);
            }
        }
    } catch (Exception e) {
        log.warn(e.getMessage(), e);
    }
}

Example 14 with ManagedOperation

use of org.jgroups.annotations.ManagedOperation in project JGroups by belaban.

the class ReplCache method stop.

@ManagedOperation
public void stop() {
    if (l1_cache != null)
        l1_cache.stop();
    if (migrate_data) {
        List<Address> members_without_me = new ArrayList<>(view.getMembers());
        members_without_me.remove(local_addr);
        HashFunction<K> tmp_hash_function = hash_function_factory.create();
        tmp_hash_function.installNodes(members_without_me);
        for (Map.Entry<K, Cache.Value<Value<V>>> entry : l2_cache.entrySet()) {
            K key = entry.getKey();
            Cache.Value<Value<V>> val = entry.getValue();
            if (val == null)
                continue;
            Value<V> tmp = val.getValue();
            if (tmp == null)
                continue;
            short repl_count = tmp.getReplicationCount();
            if (// we only handle keys which are not replicated and which are stored by us
            repl_count != 1)
                continue;
            List<Address> nodes = tmp_hash_function.hash(key, repl_count);
            if (nodes == null || nodes.isEmpty())
                continue;
            if (!nodes.contains(local_addr)) {
                // should only have 1 element anyway
                Address dest = nodes.get(0);
                move(dest, key, tmp.getVal(), repl_count, val.getTimeout(), true);
                _remove(key);
            }
        }
    }
    l2_cache.removeChangeListener(this);
    l2_cache.stop();
    disp.stop();
    ch.close();
}

Example 15 with ManagedOperation

use of org.jgroups.annotations.ManagedOperation in project JGroups by belaban.

the class ReplCache method start.

@ManagedOperation
public void start() throws Exception {
    if (hash_function_factory != null) {
        hash_function = hash_function_factory.create();
    }
    if (hash_function == null)
        hash_function = new ConsistentHashFunction<>();
    ch = new JChannel(props);
    disp = new RpcDispatcher(ch, this).setMethodLookup(methods::get).setMembershipListener(this);
    Marshaller marshaller = new CustomMarshaller();
    disp.setMarshaller(marshaller);
    ch.connect(cluster_name);
    local_addr = ch.getAddress();
    view = ch.getView();
    timer = ch.getProtocolStack().getTransport().getTimer();
    l2_cache.addChangeListener(this);
}