code: private Table getTableStrict(EntityConfig entityConfig) {
          Assert.isTrue(entityConfig.hasTableName(), "A tableName is expected for the entityConfig " + entityConfig.getEntityName());
          Table table = config.getMetadata().getTableBySchemaAndName(entityConfig.getSchemaName(), entityConfig.getTableName());
          Assert.notNull(table, "Could not find table named " + entityConfig.getTableName());
          return table;
      }
docs: -------------------------------