* place to do it, since we have complex dependencies for those objects, and
* we need those objects set up before other setters are called.
*/
protected void init() {
_metaDataRegistry = new DefaultMetaDataRegistry();
_selectorResolver = new SelectorResolver();
_selectorResolver.getBaseSelector().setEntityConfigurationRegistry( new DefaultEntityConfigurationRegistry() );
_metaDataRegistry.setCoreSelector( this._selectorResolver.getBaseSelector() );
_metaDataRegistry.setRootMetaDataUrl( "/metadata/" );
}