code: private String getDatabaseInfoDatabaseName(String className)
      {
          String databaseName = className.substring(0, className.length() - 1 - DatabaseInfo.DATABASE_INFO_FILE.length());
          databaseName = databaseName.substring(databaseName.lastIndexOf('.') + 1);
          if (databaseName.endsWith(BaseDatabase.SHARED_SUFFIX))
              databaseName = databaseName.substring(0, databaseName.length() - BaseDatabase.SHARED_SUFFIX.length());
          if (databaseName.endsWith(BaseDatabase.USER_SUFFIX))
              databaseName = databaseName.substring(0, databaseName.length() - BaseDatabase.USER_SUFFIX.length());
          return databaseName;
      }
docs: GetDatabaseInfoDatabaseName Method.