@Override protected Result doUpdate(Result desiredResult) throws IOException { try { newData = newData(); boolean r = db.ref().compareAndPut(refKey, oldData, newData); if (r) { getRefDatabase().stored(dstRef.getName(), newData); return desiredResult; } else { getRefDatabase().clearCache(); return Result.LOCK_FAILURE; } } catch (TimeoutException e) { return Result.IO_FAILURE; } }
@Override protected Result doUpdate(Result desiredResult) throws IOException { try { newData = newData(); boolean r = db.ref().compareAndPut(refKey, oldData, newData); if (r) { getRefDatabase().stored(dstRef.getName(), newData); return desiredResult; } else { getRefDatabase().clearCache(); return Result.LOCK_FAILURE; } } catch (TimeoutException e) { return Result.IO_FAILURE; } }
@Override protected Result doLink(String target) throws IOException { try { RefData.Builder d = RefData.newBuilder(oldData); clearRefData(d); updateSequence(d); d.setSymref(target); newData = d.build(); boolean r = db.ref().compareAndPut(refKey, oldData, newData); if (r) { getRefDatabase().stored(dstRef.getName(), newData); if (getRef().getStorage() == Ref.Storage.NEW) return Result.NEW; return Result.FORCED; } else { getRefDatabase().clearCache(); return Result.LOCK_FAILURE; } } catch (TimeoutException e) { return Result.IO_FAILURE; } }
@Override protected Result doLink(String target) throws IOException { try { RefData.Builder d = RefData.newBuilder(oldData); clearRefData(d); updateSequence(d); d.setSymref(target); newData = d.build(); boolean r = db.ref().compareAndPut(refKey, oldData, newData); if (r) { getRefDatabase().stored(dstRef.getName(), newData); if (getRef().getStorage() == Ref.Storage.NEW) return Result.NEW; return Result.FORCED; } else { getRefDatabase().clearCache(); return Result.LOCK_FAILURE; } } catch (TimeoutException e) { return Result.IO_FAILURE; } }