}
}

func isTiDB() bool {
	return os.Getenv("GORM_DIALECT") == "tidb"
}

func isMysql() bool {
	return os.Getenv("GORM_DIALECT") == "mysql"
}

func isSqlite() bool {
	return os.Getenv("GORM_DIALECT") == "sqlite"
}

func db(unscoped bool) *gorm.DB {
	if unscoped {
		return DB.Unscoped()
	} else {
		return DB
	}

     *
     * @return the type flags indicating security descriptor control flags
     */
    public final int getType() {
        return this.type;
    }

    /**
     * Gets the access control entries (ACEs) from this security descriptor.
     *
     * @return the array of access control entries
     */
    public final ACE[] getAces() {
        return this.aces;
    }

    /**

              .createTestSuite());
    }
    return suite;
  }

  // Test generators.  To let the GWT test suite generator access them, they need to be
  // public named classes with a public default constructor.

  public static final class IntsAsListGenerator extends TestIntegerListGenerator {
    @Override
    protected List<Integer> create(Integer[] elements) {
      return asList(elements);
    }
  }

              .createTestSuite());
    }
    return suite;
  }

  // Test generators.  To let the GWT test suite generator access them, they need to be
  // public named classes with a public default constructor.

  public static final class BytesAsListGenerator extends TestByteListGenerator {
    @Override
    protected List<Byte> create(Byte[] elements) {
      return asList(elements);
    }
  }

              .createTestSuite());
    }
    return suite;
  }

  // Test generators.  To let the GWT test suite generator access them, they need to be
  // public named classes with a public default constructor.

  public static final class LongsAsListGenerator extends TestLongListGenerator {
    @Override
    protected List<Long> create(Long[] elements) {
      return asList(elements);
    }
  }

		cfg.ReferrerPolicy = referrerPolicy
	default:
		return cfg, fmt.Errorf("invalid value %v for %s", referrerPolicy, browserReferrerPolicy)
	}

	return cfg, nil
}

// GetCSPolicy - Get the Content security Policy
func (browseCfg *Config) GetCSPolicy() string {
	configLock.RLock()
	defer configLock.RUnlock()
	return browseCfg.CSPPolicy
}

// GetHSTSSeconds - Get the Content security Policy

    return from(CacheBuilderSpec.parse(spec));
  }

  /**
   * Enables lenient parsing. Useful for tests and spec parsing.
   *
   * @return this {@code CacheBuilder} instance (for chaining)
   */
  @GwtIncompatible // To be supported
  @CanIgnoreReturnValue
  CacheBuilder<K, V> lenientParsing() {
    strictParsing = false;
    return this;
  }

  /**

		}
	}
	relation.JoinTable = joinSchema

	return nil
}

// Use use plugin
func (db *DB) Use(plugin Plugin) error {
	name := plugin.Name()
	if _, ok := db.Plugins[name]; ok {
		return ErrRegistered
	}
	if err := plugin.Initialize(db); err != nil {
		return err
	}
	db.Plugins[name] = plugin
	return nil
}

// ToSQL for generate SQL string.
//

	if err != ErrNone {
		return err
	}

	cred, _, s3Err := checkKeyValid(r, pSignValues.Credential.accessKey)
	if s3Err != ErrNone {
		return s3Err
	}

	// Extract all the signed headers along with its values.
	extractedSignedHeaders, errCode := extractSignedHeaders(pSignValues.SignedHeaders, r)
	if errCode != ErrNone {
		return errCode
	}

        return Sets.unmodifiableNavigableSet((NavigableSet<E>) collection);
      } else if (collection instanceof SortedSet) {
        return Collections.unmodifiableSortedSet((SortedSet<E>) collection);
      } else if (collection instanceof Set) {
        return Collections.unmodifiableSet((Set<E>) collection);
      } else if (collection instanceof List) {