Examples with Cluster org.apache.catalina.Cluster used on opensource projects

Example 6 with Cluster

use of org.apache.catalina.Cluster in project tomcat by apache.

the class ContainerBase method stopInternal.

/**
     * Stop this component and implement the requirements
     * of {@link org.apache.catalina.util.LifecycleBase#stopInternal()}.
     *
     * @exception LifecycleException if this component detects a fatal error
     *  that prevents this component from being used
     */
@Override
protected synchronized void stopInternal() throws LifecycleException {
    // Stop our thread
    threadStop();
    setState(LifecycleState.STOPPING);
    // Stop the Valves in our pipeline (including the basic), if any
    if (pipeline instanceof Lifecycle && ((Lifecycle) pipeline).getState().isAvailable()) {
        ((Lifecycle) pipeline).stop();
    }
    // Stop our child containers, if any
    Container[] children = findChildren();
    List<Future<Void>> results = new ArrayList<>();
    for (int i = 0; i < children.length; i++) {
        results.add(startStopExecutor.submit(new StopChild(children[i])));
    }
    boolean fail = false;
    for (Future<Void> result : results) {
        try {
            result.get();
        } catch (Exception e) {
            log.error(sm.getString("containerBase.threadedStopFailed"), e);
            fail = true;
        }
    }
    if (fail) {
        throw new LifecycleException(sm.getString("containerBase.threadedStopFailed"));
    }
    // Stop our subordinate components, if any
    Realm realm = getRealmInternal();
    if (realm instanceof Lifecycle) {
        ((Lifecycle) realm).stop();
    }
    Cluster cluster = getClusterInternal();
    if (cluster instanceof Lifecycle) {
        ((Lifecycle) cluster).stop();
    }
}

Example 7 with Cluster

use of org.apache.catalina.Cluster in project tomcat by apache.

the class ContainerBase method startInternal.

/**
     * Start this component and implement the requirements
     * of {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
     *
     * @exception LifecycleException if this component detects a fatal error
     *  that prevents this component from being used
     */
@Override
protected synchronized void startInternal() throws LifecycleException {
    // Start our subordinate components, if any
    logger = null;
    getLogger();
    Cluster cluster = getClusterInternal();
    if (cluster instanceof Lifecycle) {
        ((Lifecycle) cluster).start();
    }
    Realm realm = getRealmInternal();
    if (realm instanceof Lifecycle) {
        ((Lifecycle) realm).start();
    }
    // Start our child containers, if any
    Container[] children = findChildren();
    List<Future<Void>> results = new ArrayList<>();
    for (int i = 0; i < children.length; i++) {
        results.add(startStopExecutor.submit(new StartChild(children[i])));
    }
    boolean fail = false;
    for (Future<Void> result : results) {
        try {
            result.get();
        } catch (Exception e) {
            log.error(sm.getString("containerBase.threadedStartFailed"), e);
            fail = true;
        }
    }
    if (fail) {
        throw new LifecycleException(sm.getString("containerBase.threadedStartFailed"));
    }
    // Start the Valves in our pipeline (including the basic), if any
    if (pipeline instanceof Lifecycle)
        ((Lifecycle) pipeline).start();
    setState(LifecycleState.STARTING);
    // Start our thread
    threadStart();
}

Example 8 with Cluster

use of org.apache.catalina.Cluster in project tomcat by apache.

the class ContainerBase method setCluster.

/**
     * Set the Cluster with which this Container is associated.
     *
     * @param cluster The newly associated Cluster
     */
@Override
public void setCluster(Cluster cluster) {
    Cluster oldCluster = null;
    Lock writeLock = clusterLock.writeLock();
    writeLock.lock();
    try {
        // Change components if necessary
        oldCluster = this.cluster;
        if (oldCluster == cluster)
            return;
        this.cluster = cluster;
        // Stop the old component if necessary
        if (getState().isAvailable() && (oldCluster != null) && (oldCluster instanceof Lifecycle)) {
            try {
                ((Lifecycle) oldCluster).stop();
            } catch (LifecycleException e) {
                log.error("ContainerBase.setCluster: stop: ", e);
            }
        }
        // Start the new component if necessary
        if (cluster != null)
            cluster.setContainer(this);
        if (getState().isAvailable() && (cluster != null) && (cluster instanceof Lifecycle)) {
            try {
                ((Lifecycle) cluster).start();
            } catch (LifecycleException e) {
                log.error("ContainerBase.setCluster: start: ", e);
            }
        }
    } finally {
        writeLock.unlock();
    }
    // Report this property change to interested listeners
    support.firePropertyChange("cluster", oldCluster, cluster);
}