// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0-rc.0 (token/ERC1155/utils/ERC1155Holder.sol)

pragma solidity ^0.8.0;

import "./ERC1155ReceiverUpgradeable.sol";
import "../../../proxy/utils/Initializable.sol";

/**
 * @dev _Available since v3.1._
 */
contract ERC1155HolderUpgradeable is Initializable, ERC1155ReceiverUpgradeable {
    function __ERC1155Holder_init() internal initializer {
        __ERC165_init_unchained();
        __ERC1155Receiver_init_unchained();
        __ERC1155Holder_init_unchained();
    }

    function __ERC1155Holder_init_unchained() internal initializer {
    }
    function onERC1155Received(
        address,
        address,
        uint256,
        uint256,
        bytes memory
    ) public virtual override returns (bytes4) {
        return this.onERC1155Received.selector;
    }

    function onERC1155BatchReceived(
        address,
        address,
        uint256[] memory,
        uint256[] memory,
        bytes memory
    ) public virtual override returns (bytes4) {
        return this.onERC1155BatchReceived.selector;
    }
    uint256[50] private __gap;
}
