public String getGroup() {
        return this.group;
    }
<p>
The group to be added or removed. The possible value is <code>all</code>.
</p>

@return The group to be added or removed. The possible value is <code>all</code>.
@see PermissionGroup
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/CreateVolumePermission.java