ModelProperty.java 文件源码

/** Used by EditablePropertyDisplayer to provide access to the real
 * feature descriptor.  Some property editors will cast the result of
 * env.getFeatureDescriptor() as Property or PropertyDescriptor, so we
 * need to return the original */
FeatureDescriptor getFeatureDescriptor() {
    if (mdl instanceof ExPropertyModel) {
        return ((ExPropertyModel) mdl).getFeatureDescriptor();
    } else {
        return this;
    }
}