all files / contracts/abstract/ AccessControlledAndUpgradeable.sol

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// SPDX-License-Identifier: BUSL-1.1
 
import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
import "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol";
 
abstract contract AccessControlledAndUpgradeable is
  Initializable,
  AccessControlUpgradeable,
  UUPSUpgradeable
{
  bytes32 public constant UPGRADER_ROLE = keccak256("UPGRADER_ROLE");
  bytes32 public constant ADMIN_ROLE = keccak256("ADMIN_ROLE");
 
  /// @notice Initializes the contract when called by parent initializers.
  /// @param initialAdmin The initial admin who will hold all roles.
  function _AccessControlledAndUpgradeable_init(address initialAdmin) internal initializer {
    __AccessControl_init();
    __UUPSUpgradeable_init();
    _AccessControlledAndUpgradeable_init_unchained(initialAdmin);
  }
 
  /// @notice Initializes the contract for contracts that already call both __AccessControl_init
  ///         and _UUPSUpgradeable_init when initializing.
  /// @param initialAdmin The initial admin who will hold all roles.
  function _AccessControlledAndUpgradeable_init_unchained(address initialAdmin)
    internal
    initializer
  {
    Erequire(initialAdmin != address(0));
    _setupRole(DEFAULT_ADMIN_ROLE, initialAdmin);
    _setupRole(ADMIN_ROLE, initialAdmin);
    _setupRole(UPGRADER_ROLE, initialAdmin);
  }
 
  /// @notice Authorizes an upgrade to a new address.
  /// @dev Can only be called by addresses wih UPGRADER_ROLE
  function _authorizeUpgrade(address) internal override onlyRole(UPGRADER_ROLE) {}
}