/**
* Injects the StorageInfo into the FileAttributes.
*
* <p>Legacy fields that used to be stored in StorageInfo, but are now stored in FileAttributes,
* are injected into the FileAttributes too.
*
* <p>Should only be used when backwards compatibility must be maintained.
*/
public static FileAttributes injectInto(StorageInfo info, FileAttributes attributes) {
attributes.setStorageInfo(info);
attributes.setSize(info.getLegacySize());
attributes.setAccessLatency(info.getLegacyAccessLatency());
attributes.setRetentionPolicy(info.getLegacyRetentionPolicy());
String cFlag = info.getKey("flag-c");
if (cFlag != null) {
attributes.setChecksums(
Sets.newHashSet(
transform(
Splitter.on(',').trimResults().omitEmptyStrings().split(cFlag),
new Function<String, Checksum>() {
@Override
public Checksum apply(String digest) {
return Checksum.parseChecksum(digest);
}
})));
}
String uid = info.getKey("uid");
if (uid != null) {
attributes.setOwner(Integer.parseInt(uid));
}
String gid = info.getKey("gid");
if (gid != null) {
attributes.setGroup(Integer.parseInt(gid));
}
attributes.setFlags(info.getMap());
return attributes;
}
private FileAttributes getFileAttributesForNotification(Set<URI> uris) throws CacheException {
FileAttributes fileAttributes = descriptor.getFileAttributes();
StorageInfo storageInfo = fileAttributes.getStorageInfo().clone();
for (URI uri : uris) {
try {
HsmLocationExtractorFactory.validate(uri);
storageInfo.addLocation(uri);
storageInfo.isSetAddLocation(true);
} catch (IllegalArgumentException e) {
throw new CacheException(2, e.getMessage(), e);
}
}
FileAttributes fileAttributesForNotification = new FileAttributes();
fileAttributesForNotification.setAccessLatency(fileAttributes.getAccessLatency());
fileAttributesForNotification.setRetentionPolicy(fileAttributes.getRetentionPolicy());
fileAttributesForNotification.setStorageInfo(storageInfo);
fileAttributesForNotification.setSize(fileAttributes.getSize());
return fileAttributesForNotification;
}