removeUserFromRole()
MilvusClient interface. This method removes a user from a role. The user will remove permissions that the role is allowed to perform operations.
R<RpcStatus> removeUserFromRole(RemoveUserFromRoleParam requestParam);
RemoveUserFromRoleParam
Use the RemoveUserFromRoleParam.Builder to construct a RemoveUserFromRoleParam object.
import io.milvus.param.RemoveUserFromRoleParam;
RemoveUserFromRoleParam.Builder builder = RemoveUserFromRoleParam.newBuilder();
Methods of AddUserToRoleParam.Builder:
| Method | Description | Parameters | 
|---|---|---|
| withRoleName(String roleName) | Sets the roleName. RoleName cannot be empty or null. | roleName: The role name used to create the privilege. | 
| withUsername(String username) | Sets the username. Username cannot be empty or null. | username: The user name. | 
| build() | Construct a RemoveUserFromRoleParam object. | N/A | 
The RemoveUserFromRoleParam.Builder.build() can throw the following exceptions:
- ParamException: error if the parameter is invalid.
Returns
This method catches all the exceptions and returns an R<RpcStatus> object.
- If the API fails on the server side, it returns the error code and message from the server. 
- If the API fails by RPC exception, it returns - R.Status.Unknownand error message of the exception.
- If the API succeeds, it returns - R.Status.Success.
Example
import io.milvus.param.AddUserToRoleParam;
R<RpcStatus> response = client.removeUserFromRole(AddUserToRoleParam.newBuilder()
            .withRoleName(roleName)
            .withUserName(userName)
            .build());
if (response.getStatus() != R.Status.Success.getCode()) {
    throw new RuntimeException(response.getMessage());
}