Examples with Protocol org.jgroups.stack.Protocol used on opensource projects

Example 11 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class ClusterSplitLockTest method setUp.

@BeforeMethod
protected void setUp() throws Exception {
    for (int i = 0; i < MEMBERS; i++) {
        Protocol[] stack = Util.getTestStack(new CENTRAL_LOCK().level("debug").setValue("num_backups", 2));
        channels[i] = new JChannel(stack);
        lockServices[i] = new LockService(channels[i]);
        channels[i].setName(memberName(i));
        channels[i].connect("TEST");
        execs[i] = Executors.newCachedThreadPool();
        if (i == 0) {
            Util.sleep(500);
        }
    }
    Util.waitUntilAllChannelsHaveSameView(10000, 1000, channels);
    // Make sure A is coordinator, because we blindly assume it is in the tests below.
    assertTrue(channels[0].getView().getCoord().equals(channels[0].getAddress()));
}

Example 12 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class PropertyHelper method getConvertedValue.

public static Object getConvertedValue(Object obj, Field field, String value, boolean check_scope) throws Exception {
    if (obj == null)
        throw new IllegalArgumentException("Cannot get converted value: Object is null");
    if (field == null)
        throw new IllegalArgumentException("Cannot get converted value: Field is null");
    Property annotation = field.getAnnotation(Property.class);
    if (annotation == null) {
        throw new IllegalArgumentException("Cannot get property name for field " + field.getName() + " which is not annotated with @Property");
    }
    String propertyName = field.getName();
    String name = obj instanceof Protocol ? ((Protocol) obj).getName() : obj.getClass().getName();
    PropertyConverter propertyConverter = (PropertyConverter) annotation.converter().newInstance();
    if (propertyConverter == null) {
        throw new Exception("Could not find property converter for field " + propertyName + " in " + name);
    }
    Object converted = null;
    try {
        String tmp = obj instanceof Protocol ? ((Protocol) obj).getName() + "." + propertyName : propertyName;
        converted = propertyConverter.convert(obj, field.getType(), tmp, value, check_scope);
    } catch (Exception e) {
        throw new Exception("Conversion of " + propertyName + " in " + name + " with original property value " + value + " failed", e);
    }
    return converted;
}

Example 13 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class JChannelProbeHandler method handleJmx.

protected void handleJmx(Map<String, String> map, String input) {
    Map<String, Object> tmp_stats;
    int index = input.indexOf('=');
    if (index > -1) {
        List<String> list = null;
        String protocol_name = input.substring(index + 1);
        index = protocol_name.indexOf('.');
        if (index > -1) {
            String rest = protocol_name;
            protocol_name = protocol_name.substring(0, index);
            // e.g. "num_sent,msgs,num_received_msgs"
            String attrs = rest.substring(index + 1);
            list = Util.parseStringList(attrs, ",");
            // check if there are any attribute-sets in the list
            for (Iterator<String> it = list.iterator(); it.hasNext(); ) {
                String tmp = it.next();
                index = tmp.indexOf('=');
                if (index != -1) {
                    String attrname = tmp.substring(0, index);
                    String attrvalue = tmp.substring(index + 1);
                    Object target = ch.getProtocolStack().findProtocol(protocol_name);
                    Field field = target != null ? Util.getField(target.getClass(), attrname) : null;
                    if (field == null && target instanceof AdditionalJmxObjects) {
                        Object[] objs = ((AdditionalJmxObjects) target).getJmxObjects();
                        if (objs != null && objs.length > 0) {
                            for (Object o : objs) {
                                field = o != null ? Util.getField(o.getClass(), attrname) : null;
                                if (field != null) {
                                    target = o;
                                    break;
                                }
                            }
                        }
                    }
                    if (field != null) {
                        Object value = Util.convert(attrvalue, field.getType());
                        if (value != null) {
                            if (target instanceof Protocol)
                                ((Protocol) target).setValue(attrname, value);
                            else
                                Util.setField(field, target, value);
                        }
                    } else {
                        // try to find a setter for X, e.g. x(type-of-x) or setX(type-of-x)
                        ResourceDMBean.Accessor setter = ResourceDMBean.findSetter(target, attrname);
                        if (setter == null && target instanceof AdditionalJmxObjects) {
                            Object[] objs = ((AdditionalJmxObjects) target).getJmxObjects();
                            if (objs != null && objs.length > 0) {
                                for (Object o : objs) {
                                    setter = o != null ? ResourceDMBean.findSetter(o, attrname) : null;
                                    if (setter != null)
                                        break;
                                }
                            }
                        }
                        if (setter != null) {
                            try {
                                Class<?> type = setter instanceof ResourceDMBean.FieldAccessor ? ((ResourceDMBean.FieldAccessor) setter).getField().getType() : setter instanceof ResourceDMBean.MethodAccessor ? ((ResourceDMBean.MethodAccessor) setter).getMethod().getParameterTypes()[0] : null;
                                Object converted_value = Util.convert(attrvalue, type);
                                setter.invoke(converted_value);
                            } catch (Exception e) {
                                log.error("unable to invoke %s() on %s: %s", setter, protocol_name, e);
                            }
                        } else {
                            log.warn(Util.getMessage("FieldNotFound"), attrname, protocol_name);
                            setter = new ResourceDMBean.NoopAccessor();
                        }
                    }
                    it.remove();
                }
            }
        }
        tmp_stats = ch.dumpStats(protocol_name, list);
        if (tmp_stats != null) {
            for (Map.Entry<String, Object> entry : tmp_stats.entrySet()) {
                Map<String, Object> tmp_map = (Map<String, Object>) entry.getValue();
                String key = entry.getKey();
                map.put(key, tmp_map != null ? tmp_map.toString() : null);
            }
        }
    } else {
        tmp_stats = ch.dumpStats();
        if (tmp_stats != null) {
            for (Map.Entry<String, Object> entry : tmp_stats.entrySet()) {
                Map<String, Object> tmp_map = (Map<String, Object>) entry.getValue();
                String key = entry.getKey();
                map.put(key, tmp_map != null ? tmp_map.toString() : null);
            }
        }
    }
}

Example 14 with Protocol

use of org.jgroups.stack.Protocol in project fabric8 by jboss-fuse.

the class TestBase method setUp.

@Before
public void setUp() throws Exception {
    for (int i = 0; i < NUM; i++) {
        Protocol ping = createPing();
        channels[i] = new JChannel(new TCP(), ping, new NAKACK2(), new UNICAST3(), new STABLE(), new GMS());
        channels[i].setName(Character.toString((char) ('A' + i)));
        channels[i].connect(CLUSTER_NAME);
        channels[i].setReceiver(receivers[i] = new MyReceiver());
    }
}

Example 15 with Protocol

use of org.jgroups.stack.Protocol in project wildfly by wildfly.

the class AbstractProtocolConfigurationServiceConfigurator method createProtocol.

@Override
public final P createProtocol(ProtocolStackConfiguration stackConfiguration) {
    String protocolName = this.name;
    String moduleName = this.moduleName;
    // A "native" protocol is one that is not specified as a class name
    boolean nativeProtocol = moduleName.equals(AbstractProtocolResourceDefinition.Attribute.MODULE.getDefinition().getDefaultValue().asString()) && !protocolName.startsWith(Global.PREFIX);
    String className = nativeProtocol ? (Global.PREFIX + protocolName) : protocolName;
    try {
        Module module = this.loader.get().loadModule(moduleName);
        Class<? extends Protocol> protocolClass = module.getClassLoader().loadClass(className).asSubclass(Protocol.class);
        Map<String, String> properties = new HashMap<>(this.defaults.get().getProperties(protocolClass));
        properties.putAll(this.properties);
        PrivilegedExceptionAction<Protocol> action = new PrivilegedExceptionAction<Protocol>() {

            @Override
            public Protocol run() throws Exception {
                try {
                    Protocol protocol = protocolClass.getConstructor().newInstance();
                    // These Configurator methods are destructive, so make a defensive copy
                    Map<String, String> copy = new HashMap<>(properties);
                    StackType type = Util.getIpStackType();
                    Configurator.resolveAndAssignFields(protocol, copy, type);
                    Configurator.resolveAndInvokePropertyMethods(protocol, copy, type);
                    List<Object> objects = protocol.getConfigurableObjects();
                    if (objects != null) {
                        for (Object object : objects) {
                            Configurator.resolveAndAssignFields(object, copy, type);
                            Configurator.resolveAndInvokePropertyMethods(object, copy, type);
                        }
                    }
                    if (!copy.isEmpty()) {
                        for (String property : copy.keySet()) {
                            JGroupsLogger.ROOT_LOGGER.unrecognizedProtocolProperty(protocolName, property);
                        }
                    }
                    return protocol;
                } catch (InstantiationException | IllegalAccessException e) {
                    throw new IllegalStateException(e);
                }
            }
        };
        @SuppressWarnings("unchecked") P protocol = (P) WildFlySecurityManager.doUnchecked(action);
        this.accept(protocol);
        protocol.enableStats(this.statisticsEnabled != null ? this.statisticsEnabled : stackConfiguration.isStatisticsEnabled());
        return protocol;
    } catch (Exception e) {
        throw new IllegalArgumentException(e);
    }
}