@Override
    public ModifyAvailabilityZoneGroupResult modifyAvailabilityZoneGroup(ModifyAvailabilityZoneGroupRequest request) {
        request = beforeClientExecution(request);
        return executeModifyAvailabilityZoneGroup(request);
    }
<p>
Changes the opt-in status of the specified zone group for your account.
</p>

@param modifyAvailabilityZoneGroupRequest
@return Result of the ModifyAvailabilityZoneGroup operation returned by the service.
@sample AmazonEC2.ModifyAvailabilityZoneGroup
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/ec2-2016-11-15/ModifyAvailabilityZoneGroup"
     target="_top">AWS API Documentation</a>
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/AmazonEC2Client.java