##ActionHandlerModule.java
@Override
    protected final void configure() {
        // This will only get installed once due to equals/hashCode override.
        install( new ServerDispatchModule() );

        configureHandlers();
    }

##ServerDispatchModule
public ServerDispatchModule() {
        this( AbstractDispatch.class, DefaultActionHandlerRegistry.class );
    }

    public ServerDispatchModule( Class<? extends Dispatch> dispatchClass ) {
        this( dispatchClass, DefaultActionHandlerRegistry.class );
    }

    public ServerDispatchModule( Class<? extends Dispatch> dispatchClass,
            Class<? extends ActionHandlerRegistry> actionHandlerRegistryClass ) {
        this.dispatchClass = dispatchClass;
        this.actionHandlerRegistryClass = actionHandlerRegistryClass;
    }

    @Override
    protected final void configure() {
        bind( ActionHandlerRegistry.class ).to( getActionHandlerRegistryClass() ).in( Singleton.class );
        bind( Dispatch.class ).to( getDispatchClass() );

        // This will bind registered handlers to the registry.
        if ( InstanceActionHandlerRegistry.class.isAssignableFrom( getActionHandlerRegistryClass() ) )
            requestStaticInjection( ActionHandlerLinker.class );
    }