static Snapshot read(DataInput in, FSImageFormat.Loader loader) throws IOException { final int snapshotId = in.readInt(); final INode root = loader.loadINodeWithLocalName(false, in, false); return new Snapshot(snapshotId, root.asDirectory(), null); }
private void loadSnapshots(InputStream in, int size) throws IOException { for (int i = 0; i < size; i++) { SnapshotSection.Snapshot pbs = SnapshotSection.Snapshot .parseDelimitedFrom(in); INodeDirectory root = loadINodeDirectory(pbs.getRoot(), parent.getLoaderContext()); int sid = pbs.getSnapshotId(); INodeDirectory parent = fsDir.getInode(root.getId()).asDirectory(); Snapshot snapshot = new Snapshot(sid, root, parent); // add the snapshot to parent, since we follow the sequence of // snapshotsByNames when saving, we do not need to sort when loading parent.getDirectorySnapshottableFeature().addSnapshot(snapshot); snapshotMap.put(sid, snapshot); } }
+ maxSnapshotLimit); final Snapshot s = new Snapshot(id, name, snapshotRoot); final byte[] nameBytes = s.getRoot().getLocalNameBytes(); final int i = searchSnapshot(nameBytes);
static Snapshot read(DataInput in, FSImageFormat.Loader loader) throws IOException { final int snapshotId = in.readInt(); final INode root = loader.loadINodeWithLocalName(false, in, false); return new Snapshot(snapshotId, root.asDirectory(), null); }
static Snapshot read(DataInput in, FSImageFormat.Loader loader) throws IOException { final int snapshotId = in.readInt(); final INode root = loader.loadINodeWithLocalName(false, in, false); return new Snapshot(snapshotId, root.asDirectory(), null); }
private void loadSnapshots(InputStream in, int size) throws IOException { for (int i = 0; i < size; i++) { SnapshotSection.Snapshot pbs = SnapshotSection.Snapshot .parseDelimitedFrom(in); INodeDirectory root = loadINodeDirectory(pbs.getRoot(), parent.getLoaderContext()); int sid = pbs.getSnapshotId(); INodeDirectory parent = fsDir.getInode(root.getId()).asDirectory(); Snapshot snapshot = new Snapshot(sid, root, parent); // add the snapshot to parent, since we follow the sequence of // snapshotsByNames when saving, we do not need to sort when loading parent.getDirectorySnapshottableFeature().addSnapshot(snapshot); snapshotMap.put(sid, snapshot); } }
private void loadSnapshots(InputStream in, int size) throws IOException { for (int i = 0; i < size; i++) { SnapshotSection.Snapshot pbs = SnapshotSection.Snapshot .parseDelimitedFrom(in); INodeDirectory root = loadINodeDirectory(pbs.getRoot(), parent.getLoaderContext()); int sid = pbs.getSnapshotId(); INodeDirectory parent = fsDir.getInode(root.getId()).asDirectory(); Snapshot snapshot = new Snapshot(sid, root, parent); // add the snapshot to parent, since we follow the sequence of // snapshotsByNames when saving, we do not need to sort when loading parent.getDirectorySnapshottableFeature().addSnapshot(snapshot); snapshotMap.put(sid, snapshot); } }
/** Add a snapshot. */ public Snapshot addSnapshot(INodeDirectory snapshotRoot, int id, String name) throws SnapshotException, QuotaExceededException { //check snapshot quota final int n = getNumSnapshots(); if (n + 1 > snapshotQuota) { throw new SnapshotException("Failed to add snapshot: there are already " + n + " snapshot(s) and the snapshot quota is " + snapshotQuota); } final Snapshot s = new Snapshot(id, name, snapshotRoot); final byte[] nameBytes = s.getRoot().getLocalNameBytes(); final int i = searchSnapshot(nameBytes); if (i >= 0) { throw new SnapshotException("Failed to add snapshot: there is already a " + "snapshot with the same name \"" + Snapshot.getSnapshotName(s) + "\"."); } final DirectoryDiff d = getDiffs().addDiff(id, snapshotRoot); d.setSnapshotRoot(s.getRoot()); snapshotsByNames.add(-i - 1, s); // set modification time final long now = Time.now(); snapshotRoot.updateModificationTime(now, Snapshot.CURRENT_STATE_ID); s.getRoot().setModificationTime(now, Snapshot.CURRENT_STATE_ID); return s; }
/** Add a snapshot. */ public Snapshot addSnapshot(INodeDirectory snapshotRoot, int id, String name) throws SnapshotException, QuotaExceededException { //check snapshot quota final int n = getNumSnapshots(); if (n + 1 > snapshotQuota) { throw new SnapshotException("Failed to add snapshot: there are already " + n + " snapshot(s) and the snapshot quota is " + snapshotQuota); } final Snapshot s = new Snapshot(id, name, snapshotRoot); final byte[] nameBytes = s.getRoot().getLocalNameBytes(); final int i = searchSnapshot(nameBytes); if (i >= 0) { throw new SnapshotException("Failed to add snapshot: there is already a " + "snapshot with the same name \"" + Snapshot.getSnapshotName(s) + "\"."); } final DirectoryDiff d = getDiffs().addDiff(id, snapshotRoot); d.setSnapshotRoot(s.getRoot()); snapshotsByNames.add(-i - 1, s); // set modification time final long now = Time.now(); snapshotRoot.updateModificationTime(now, Snapshot.CURRENT_STATE_ID); s.getRoot().setModificationTime(now, Snapshot.CURRENT_STATE_ID); return s; }