ContractManagement.Deploy 方法
部署合约。
命名空间: Neo.SmartContract.Framework.Native
程序集:Neo.SmartContract.Framework
语法
public static extern Contract Deploy(ByteString nefFile, string manifest);
public static extern Contract Deploy(ByteString nefFile, string manifest, object data);
参数:
-
nefFile:合约nef数据,字节数组;
-
manifest:定义合约的元数据信息,Json字符串。
示例
public class Contract1 : SmartContract.Framework.SmartContract
{
private static byte[] nef = "4e4546336e656f6e00000000000000000000000000000000000000000000000000000000332e302e302e30000000000000000000000000000000000000000000000000000211407060ba5f".HexToBytes();
private static string manifest = "{\"name\":\"\",\"groups\":[],\"supportedstandards\":[],\"abi\":{\"methods\":[{\"name\":\"update\",\"parameters\":[],\"offset\":0,\"returntype\":\"Any\",\"safe\":false}],\"events\":[]},\"permissions\":[{\"contract\":\"*\",\"methods\":\"*\"}],\"trusts\":[],\"extra\":null}";
public static object Deploy()
{
Contract contract = ContractManagement.Deploy(nef, manifest);
return contract.Hash;
}
}
部署后,调用该合约,响应正文为:
[{
"type":"ByteString",
"value":"fbKpbpzeGaTQ5xgyBeVh0JkNcPo="
}]
响应说明:
-
ByteString类型:已部署合约的哈希。
-
其他:失败。
通常,可在合约内定义 _deploy 方法,并直接通过neo-cli执行命令 deploy contract.nef 部署合约。系统将在合约部署之后自动执行 _deploy 方法内的相关逻辑。方法定义如下:
public static void _deploy(object data, bool update)
{
if (update) return;
// Add other logics after the contract is deployed
}