public PhysicsLink[] listChildren() {
        int numChildren = children.size();
        PhysicsLink[] result = new PhysicsLink[numChildren];
        children.toArray(result);

        return result;
    }
Enumerate this link's immediate children in the link hierarchy.

@return a new array (not null)
jme3-jbullet/src/main/java/com/jme3/bullet/animation/PhysicsLink.java