{
    "Function": "setCap",
    "File": "contracts/v3/controllers/Controller.sol",
    "Parent Contracts": [
        "contracts/v3/interfaces/IController.sol"
    ],
    "High-Level Calls": [
        "IStrategy",
        "IERC20",
        "IStrategy",
        "IStrategy",
        "SafeERC20",
        "SafeERC20",
        "SafeMath",
        "SafeMath",
        "IStrategy",
        "IConverter",
        "SafeERC20"
    ],
    "Internal Calls": [
        "notHalted",
        "updateBalance",
        "onlyStrategy",
        "onlyStrategist"
    ],
    "Library Calls": [
        "safeTransfer",
        "sub",
        "safeTransfer",
        "sub",
        "safeTransfer"
    ],
    "Low-Level Calls": [],
    "Code": "function setCap(\n        address _vault,\n        address _strategy,\n        uint256 _cap,\n        address _convert\n    )\n        external\n        notHalted\n        onlyStrategist\n        onlyStrategy(_strategy)\n    {\n        _vaultDetails[_vault].caps[_strategy] = _cap;\n        uint256 _balance = IStrategy(_strategy).balanceOf();\n        // send excess funds (over cap) back to the vault\n        if (_balance > _cap && _cap != 0) {\n            uint256 _diff = _balance.sub(_cap);\n            IStrategy(_strategy).withdraw(_diff);\n            updateBalance(_vault, _strategy);\n            _balance = IStrategy(_strategy).balanceOf();\n            _vaultDetails[_vault].balance = _vaultDetails[_vault].balance.sub(_diff);\n            address _want = IStrategy(_strategy).want();\n            _balance = IERC20(_want).balanceOf(address(this));\n            if (_convert != address(0)) {\n                IConverter _converter = IConverter(_vaultDetails[_vault].converter);\n                IERC20(_want).safeTransfer(address(_converter), _balance);\n                _balance = _converter.convert(_want, _convert, _balance, 1);\n                IERC20(_convert).safeTransfer(_vault, _balance);\n            } else {\n                IERC20(_want).safeTransfer(_vault, _balance);\n            }\n        }\n    }"
}