public void setPolicy(String policy) {
        this.policy = policy;
    }
<p>
The updated resource policy of the S3 Access Grants instance.
</p>

@param policy
       The updated resource policy of the S3 Access Grants instance.
aws-java-sdk-s3control/src/main/java/com/amazonaws/services/s3control/model/PutAccessGrantsInstanceResourcePolicyResult.java