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}
if (services.size() == 1) {
metastoreServiceReference = services.iterator().next();
logger.info("Found metastore service: " + metastoreServiceReference); //$NON-NLS-1$
logger.debug("Found metastore service: " + metastoreServiceReference); //$NON-NLS-1$
metastore = bundleContext.getService(metastoreServiceReference);
if (metastore == null) {
//if we still don't have a store then something is wrong with server configuration
final String msg = "Invalid server configuration. Failed to initialize a metadata store"; //$NON-NLS-1$
final IllegalStateException failure = new IllegalStateException(msg);
logger.info(msg, failure);
logger.debug(msg, failure);
throw failure;