@Override
    public void cloneFields(Cloner cloner, Object original) {
        // Probably could clone this now but it will get regenerated anyway.
        this.collisionTree = DEFAULT_COLLISION_TREE;

        this.meshBound = cloner.clone(meshBound);
        this.buffersList = cloner.clone(buffersList);
        this.buffers = cloner.clone(buffers);
        this.lodLevels = cloner.clone(lodLevels);
        this.elementLengths = cloner.clone(elementLengths);
        this.modeStart = cloner.clone(modeStart);
    }
Called internally by com.jme3.util.clone.Cloner.  Do not call directly.
jme3-core/src/main/java/com/jme3/scene/Mesh.java