public boolean addEventHandler()

in velocity-engine-core/src/main/java/org/apache/velocity/app/event/EventCartridge.java [133:173]

34 lines of code
10 McCabe index (conditional complexity)


    public boolean addEventHandler(EventHandler ev)
    {
        if (ev == null)
        {
            return false;
        }

        boolean found = false;

        if (ev instanceof ReferenceInsertionEventHandler)
        {
            addReferenceInsertionEventHandler((ReferenceInsertionEventHandler) ev);
            found = true;
        }

        if (ev instanceof MethodExceptionEventHandler)
        {
            addMethodExceptionHandler((MethodExceptionEventHandler) ev);
            found = true;
        }

        if (ev instanceof IncludeEventHandler)
        {
            addIncludeEventHandler((IncludeEventHandler) ev);
            found = true;
        }

        if (ev instanceof InvalidReferenceEventHandler)
        {
            addInvalidReferenceEventHandler((InvalidReferenceEventHandler) ev);
            found = true;
        }

        if (found && rsvc != null && ev instanceof RuntimeServicesAware && !initializedHandlers.contains(ev))
        {
            ((RuntimeServicesAware) ev).setRuntimeServices(rsvc);
            initializedHandlers.add(ev);
        }

        return found;
    }