public FsVolume copy() {
        final FsVolume volume = new FsVolume();
        volume.path = path;
        volume.status = status;
        volume.byteLimit = byteLimit;
        volume.volumeState = volumeState;
        volume.volumeType = volumeType;
        volume.s3ClientConfig = s3ClientConfig;
        volume.s3ClientConfigData = s3ClientConfigData;
        volume.volumeGroupId = volumeGroupId;
        return volume;
    }
@return The path the volume resides in. This may be a relative path in which case
it should be resolved relative to stroom.home before use.
stroom-core-shared/src/main/java/stroom/data/store/impl/fs/shared/FsVolume.java