import com.sun.tools.internal.ws.wsdl.framework.ParseException; //导入依赖的package包/类
private @Nullable Element getFromMetadataResolver(String systemId, Exception ex) {
    //try MEX
    MetaDataResolver resolver;
    ServiceDescriptor serviceDescriptor = null;
    for (MetadataResolverFactory resolverFactory : ServiceFinder.find(MetadataResolverFactory.class)) {
        resolver = resolverFactory.metadataResolver(options.entityResolver);
        try {
            serviceDescriptor = resolver.resolve(new URI(systemId));
            //we got the ServiceDescriptor, now break
            if (serviceDescriptor != null)
                break;
        } catch (URISyntaxException e) {
            throw new ParseException(e);
        }
    }

    if (serviceDescriptor != null) {
        errorReceiver.warning(new SAXParseException(WsdlMessages.TRY_WITH_MEX(ex.getMessage()), null, ex));
        return parseMetadata(systemId, serviceDescriptor);
    } else {
        errorReceiver.error(null, WsdlMessages.PARSING_UNABLE_TO_GET_METADATA(ex.getMessage(), WscompileMessages.WSIMPORT_NO_WSDL(systemId)), ex);
    }
    return null;
}
 

import com.sun.tools.internal.ws.wsdl.framework.ParseException; //导入依赖的package包/类
public static void fail(String key) {
    throw new ParseException(key);
}