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/*
 * Copyright  2020 The BtrPlace Authors. All rights reserved.
 * Use of this source code is governed by a LGPL-style
 * license that can be found in the LICENSE.txt file.
 */

package org.btrplace.plan.event;

import java.util.List;

/**
 * Dispatcher that propagate every visited action or event
 * to a given list of {@link EventCommittedListener}.
 *
 * @author Fabien Hermenier
 */
public class NotificationDispatcher implements ActionVisitor {

  private final List listeners;

    /**
     * Make a new dispatcher.
     *
     * @param l the listener to notify for each of the visited actions and event.
     */
    public NotificationDispatcher(List l) {
        listeners = l;
    }

    @Override
    public Object visit(SuspendVM a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(Allocate a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(AllocateEvent a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(SubstitutedVMEvent a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(BootNode a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(BootVM a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(ForgeVM a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(KillVM a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(MigrateVM a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(ResumeVM a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(ShutdownNode a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }

    @Override
    public Object visit(ShutdownVM a) {
        for (EventCommittedListener l : listeners) {
            l.committed(a);
        }
        return Boolean.TRUE;
    }
}