@Override
    public void cloneFields(Cloner cloner, Object original) {
        
        Mesh originalMesh = this.mesh;
    
        super.cloneFields(cloner, original);
        
        // BitmapTextPage always requires a new mesh or different
        // BitmapText instances will clobber one another.
        // But if we were already deep cloning meshes then we don't
        // want to do it again... so we'll check first.
        if (this.mesh == originalMesh) {
            this.mesh = mesh.deepClone();
        }        
    }
Called internally by com.jme3.util.clone.Cloner.  Do not call directly.
jme3-core/src/main/java/com/jme3/font/BitmapTextPage.java