import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
private void setUseBezierRouter(boolean value) {
    Router router;
    if (value) {
        router = new PolylineRouterV2(new WidgetCollisionCollector() {
            @Override
            public void collectCollisions(List<Widget> collisions) {
                collisions.addAll(getNodeWidgets());
            }
        });
    } else {
        router = RouterFactory.createDirectRouter();
    }

    for (CfgEdge e : this.getEdges()) {
        EdgeWidget ew = (EdgeWidget) this.findWidget(e);
        ew.setRouter(router);
    }
    this.validate();
    getPreferences().putBoolean(PREFERENCE_ROUTER, value);
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
/**
 * Creates a connection widget with a specific router.
 * @param scene the scene
 * @param router the router
 */
public VMDConnectionWidget (Scene scene, Router router) {
    this (scene, VMDFactory.getOriginalScheme ());
    if (router != null)
        setRouter (router);
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
/**
 * Sets a control-points-based path router of the connection widget.
 * @param router the path router
 */
public final void setRouter (Router router) {
    assert router != null;
    this.router = router;
    reroute ();
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
/**
 * @return the router
 */
@Override
public Router getRouter() {
    return router;
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
/**
 * @param router the router to set
 */
public void setRouter(Router router) {
    this.router = router;
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
public Router getOrthogonalRouter() {
    return orthoRouter;
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
public Router getFreeRouter() {
    return freeRouter;
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
/**
 * Returns the control-points-based path router of the connection widget.
 * @return the path router
 */
public final Router getRouter () {
    return router;
}
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
/**
 * Returns the control-points-based path router of the connection widget.
 *
 * @return the path router
 */
Router getRouter();
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
/**
 * Sets a control-points-based path router of the connection widget.
 *
 * @param router the path router
 */
void setRouter(Router router);
 

import org.netbeans.api.visual.router.Router; //导入依赖的package包/类
Router getRouter();