@Override
public LocalFileItem getFileItem(File file) {
FileDesc fileDesc = getCoreCollection().getFileDesc(file);
if (fileDesc != null) {
return (LocalFileItem) fileDesc.getClientProperty(FILE_ITEM_PROPERTY);
}
return null;
}
private LocalFileItem getOrCreateLocalFileItem(FileDesc fileDesc) {
LocalFileItem item;
Object object = fileDesc.getClientProperty(FILE_ITEM_PROPERTY);
if (object != null) {
item = (LocalFileItem) object;
} else {
item = fileItemFactory.createCoreLocalFileItem(fileDesc);
fileDesc.putClientProperty(FILE_ITEM_PROPERTY, item);
}
return item;
}
/** Notification that meta information has changed in the filedesc. */
protected void updateFileDesc(FileDesc fd) {
LocalFileItem item = (LocalFileItem) fd.getClientProperty(FILE_ITEM_PROPERTY);
if (item != null) {
threadSafeList.getReadWriteLock().writeLock().lock();
try {
int idx = threadSafeList.indexOf(item);
if (idx > 0) {
threadSafeList.set(idx, item);
} else {
LOG.warnf(
"Attempted to update FD w/ LocalFileItem that is not in list anymore. Item {0}",
item);
}
} finally {
threadSafeList.getReadWriteLock().writeLock().unlock();
}
} else {
LOG.warnf("Attempted to update FD without LocalFileItem, FD {0}", fd);
}
}
@Override
protected LocalFileItem convertSource(FileDesc source) {
return (LocalFileItem) source.getClientProperty(FILE_ITEM_PROPERTY);
}
protected void removeFileDesc(FileDesc fd) {
LocalFileItem item = (LocalFileItem) fd.getClientProperty(FILE_ITEM_PROPERTY);
threadSafeList.remove(item);
}