Package org.apache.axis2.clustering

Examples of org.apache.axis2.clustering.ClusterManager

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    public void init(SynapseEnvironment synapseEnvironment) {
        ConfigurationContext cc =
                ((Axis2SynapseEnvironment) synapseEnvironment).getAxis2ConfigurationContext();
        if (!initialized) {
            // The check for clustering environment
            ClusterManager clusterManager = cc.getAxisConfiguration().getClusterManager();
            if (clusterManager != null && clusterManager.getContextManager() != null) {
                isClusteringEnabled = Boolean.TRUE;
            } else {
                isClusteringEnabled = Boolean.FALSE;
            }
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            cc = axisMC.getConfigurationContext();

            //To ensure check for clustering environment only happens one time
            if ((throttle == null && !isResponse) || (isResponse
                    && concurrentAccessController == null)) {
                ClusterManager clusterManager = cc.getAxisConfiguration().getClusterManager();
                if (clusterManager != null &&
                    clusterManager.getContextManager() != null) {
                    isClusteringEnable = true;
                }
            }

            // Throttle only will be created ,if the massage flow is IN
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    public void setConfigurationContext(ConfigurationContext configCtx) {
        this.configCtx = configCtx;

        // The following code does the bridging between Axis2 and Synapse load balancing
        ClusterManager clusterManager = configCtx.getAxisConfiguration().getClusterManager();
        if(clusterManager == null){
            String msg = "In order to enable load balancing across an Axis2 cluster, " +
                         "the cluster entry should be enabled in the axis2.xml file";
            log.error(msg);
            throw new SynapseException(msg);
        }
        lbEventHandler = clusterManager.getLoadBalanceEventHandler(lbDomain);
        if(lbEventHandler == null){
            String msg =
                    "A LoadBalanceEventHandler has not been specified in the axis2.xml " +
                    "file for the domain " + lbDomain;
            log.error(msg);
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            configurePort(configctx);

            // Need to initialize the cluster manager at last since we are changing the servers
            // HTTP/S ports above. In the axis2.xml file, we need to set the "AvoidInitiation" param
            // to "true"
            ClusterManager clusterManager =
                    configctx.getAxisConfiguration().getClusterManager();
            if (clusterManager != null) {
                clusterManager.setConfigurationContext(configctx);
                clusterManager.init();
            }           

            // Finally start the transport listeners
            listenerManager = new ListenerManager();
            listenerManager.init(configctx);
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        if (cc == null) {
            return false;
        }
        // Add the property differences only if Context replication is enabled,
        // and there are members in the cluster
        ClusterManager clusterManager = cc.getAxisConfiguration().getClusterManager();
        if (clusterManager == null ||
            clusterManager.getContextManager() == null) {
            return false;
        }
        return true;
    }
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public class GetStateCommand extends ControlCommand {

    private ContextClusteringCommand[] commands;

    public void execute(ConfigurationContext configCtx) throws ClusteringFault {
        ClusterManager clusterManager = configCtx.getAxisConfiguration().getClusterManager();
        if(clusterManager == null){
            return;
        }
        ContextManager contextManager = clusterManager.getContextManager();
        if (contextManager != null) {
            Map excludedPropPatterns = contextManager.getReplicationExcludePatterns();
            List cmdList = new ArrayList();

            // Add the service group contexts, service contexts & their respective properties
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     * Initializes the ClusterManager for this ConfigurationContext
     *
     * @throws AxisFault
     */
    public void initCluster() throws AxisFault {
        ClusterManager clusterManager = axisConfiguration.getClusterManager();
        if (clusterManager != null) {
            ContextManager contextManager = clusterManager.getContextManager();
            if (contextManager != null) {
                contextManager.setConfigurationContext(this);
            }
            ConfigurationManager configManager = clusterManager.getConfigurationManager();
            if (configManager != null) {
                configManager.setConfigurationContext(this);
            }
            if (shouldClusterBeInitiated(clusterManager)) {
                clusterManager.setConfigurationContext(this);
                clusterManager.init();
            }
        }
    }
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            throw new DeploymentException(Messages.getMessage("classAttributeNotFound",
                                                              TAG_CLUSTER));
        }

        String className = classNameAttr.getAttributeValue();
        ClusterManager clusterManager;
        try {
            Class clazz;
            try {
                clazz = Class.forName(className);
            } catch (ClassNotFoundException e) {
                throw new DeploymentException(Messages.getMessage("clusterImplNotFound",
                                                                  className));
            }
            clusterManager = (ClusterManager) clazz.newInstance();

            clusterManager.setConfigurationContext(configCtx);

            //loading the parameters.
            processParameters(clusterElement.getChildrenWithName(new QName(TAG_PARAMETER)),
                              clusterManager,
                              null);
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        ConfigurationContext cc = getRootContext();
        if (cc == null) return;

        // Add the property differences only if Context replication is enabled,
        // and there are members in the cluster
        ClusterManager clusterManager = cc.getAxisConfiguration().getClusterManager();
        if (clusterManager != null &&
            clusterManager.getContextManager() != null) {
            propertyDifferences.put(key, new PropertyDifference(key, false));
        }
    }
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            }
        }
    }

    public void initCluster() throws AxisFault {
        ClusterManager clusterManager = axisConfiguration.getClusterManager();
        if (clusterManager != null) {
            ContextManager contextManager = clusterManager.getContextManager();
            if (contextManager != null) {
                contextManager.setConfigurationContext(this);
            }
            ConfigurationManager configManager = clusterManager.getConfigurationManager();
            if (configManager != null) {
                configManager.setConfigurationContext(this);
            }
            if (shouldClusterBeInitiated(clusterManager)) {
                clusterManager.setConfigurationContext(this);
                clusterManager.init();
            }
        }
    }
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