private void RebuildIndex_NoRecursive(Node node, bool databaseAndIndex)
{
TreeLock.AssertFree(node.Path);
var head = NodeHead.Get(node.Id);
bool hasBinary;
if (databaseAndIndex)
{
foreach (var version in head.Versions.Select(v => Node.LoadNodeByVersionId(v.VersionId)))
{
DataBackingStore.SaveIndexDocument(version, false, false, out hasBinary);
}
}
var versioningInfo = new VersioningInfo
{
LastDraftVersionId = head.LastMinorVersionId,
LastPublicVersionId = head.LastMajorVersionId,
Delete = new int[0],
Reindex = new int[0]
};
CreateActivityAndExecute(IndexingActivityType.Rebuild, node.Path, node.Id, 0, 0, null, versioningInfo, null);
}
public void TreeLock_TSQL_Underscore()
{
// This test makes sure that it does not cause a problem if a path
// contains an underscore. Previously this did not work correctly
// because the SQL LIKE operator treated it as a special character.
Test <object>(() =>
{
using (TreeLock.Acquire("/Root/A/BxB/C"))
{
TreeLock.AssertFree("/Root/A/B_B");
using (TreeLock.Acquire("/Root/A/B_B"))
{
TreeLock.AssertFree("/Root/A/B_");
TreeLock.AssertFree("/Root/A/ByB");
}
var thrown = false;
try
{
TreeLock.AssertFree("/Root/A/BxB");
}
catch (LockedTreeException)
{
thrown = true;
}
Assert.IsTrue(thrown, "#1");
return(null);
}
});
}
private async STT.Task RebuildIndex_NoRecursiveAsync(Node node, bool databaseAndIndex, CancellationToken cancellationToken)
{
await TreeLock.AssertFreeAsync(cancellationToken, node.Path).ConfigureAwait(false);
var head = NodeHead.Get(node.Id);
if (databaseAndIndex)
{
foreach (var version in head.Versions.Select(v => Node.LoadNodeByVersionId(v.VersionId)))
{
await DataStore.SaveIndexDocumentAsync(version, false, false, cancellationToken)
.ConfigureAwait(false);
}
}
var versioningInfo = new VersioningInfo
{
LastDraftVersionId = head.LastMinorVersionId,
LastPublicVersionId = head.LastMajorVersionId,
Delete = new int[0],
Reindex = new int[0]
};
await CreateActivityAndExecuteAsync(IndexingActivityType.Rebuild, node.Path, node.Id, 0, 0, versioningInfo,
null, cancellationToken).ConfigureAwait(false);
}
public async STT.Task RebuildIndexAsync(Node node, CancellationToken cancellationToken, bool recursive = false,
IndexRebuildLevel rebuildLevel = IndexRebuildLevel.IndexOnly)
{
// do nothing in case of IndexOnly level, because this is a NULL populator
if (rebuildLevel == IndexRebuildLevel.IndexOnly)
{
return;
}
using (var op = SnTrace.Index.StartOperation("NullPopulator.RefreshIndex. Version: {0}, VersionId: {1}, recursive: {2}, level: {3}", node.Version, node.VersionId, recursive, rebuildLevel))
{
using (new Storage.Security.SystemAccount())
{
if (recursive)
{
using (await TreeLock.AcquireAsync(cancellationToken, node.Path).ConfigureAwait(false))
{
foreach (var n in NodeEnumerator.GetNodes(node.Path))
{
await DataStore.SaveIndexDocumentAsync(node, false, false, CancellationToken.None)
.ConfigureAwait(false);
}
}
}
else
{
await TreeLock.AssertFreeAsync(cancellationToken, node.Path).ConfigureAwait(false);
await DataStore.SaveIndexDocumentAsync(node, false, false, CancellationToken.None)
.ConfigureAwait(false);
}
}
op.Successful = true;
}
}
public void RebuildIndex(Node node, bool recursive = false, IndexRebuildLevel rebuildLevel = IndexRebuildLevel.IndexOnly)
{
// do nothing in case of IndexOnly level, because this is a NULL populator
if (rebuildLevel == IndexRebuildLevel.IndexOnly)
{
return;
}
using (var op = SnTrace.Index.StartOperation("NullPopulator.RefreshIndex. Version: {0}, VersionId: {1}, recursive: {2}, level: {3}", node.Version, node.VersionId, recursive, rebuildLevel))
{
using (new Storage.Security.SystemAccount())
{
if (recursive)
{
using (TreeLock.Acquire(node.Path))
{
foreach (var n in NodeEnumerator.GetNodes(node.Path))
{
DataBackingStore.SaveIndexDocument(n, false, false, out _);
}
}
}
else
{
TreeLock.AssertFree(node.Path);
DataBackingStore.SaveIndexDocument(node, false, false, out _);
}
}
op.Successful = true;
}
}
public async STT.Task TreeLock_TSQL_UnderscoreAsync()
{
// This test makes sure that it does not cause a problem if a path
// contains an underscore. Previously this did not work correctly
// because the SQL LIKE operator treated it as a special character.
var token = CancellationToken.None;
await Test(async() =>
{
using (await TreeLock.AcquireAsync(token, "/Root/A/BxB/C"))
{
await TreeLock.AssertFreeAsync(token, "/Root/A/B_B");
using (await TreeLock.AcquireAsync(token, "/Root/A/B_B"))
{
await TreeLock.AssertFreeAsync(token, "/Root/A/B_");
await TreeLock.AssertFreeAsync(token, "/Root/A/ByB");
}
var thrown = false;
try
{
await TreeLock.AssertFreeAsync(token, "/Root/A/BxB");
}
catch (LockedTreeException)
{
thrown = true;
}
Assert.IsTrue(thrown, "#1");
}
});
}
public void TreeLock_CannotAcquire()
{
Test <object>(() =>
{
var locks = TreeLock.GetAllLocks();
Assert.AreEqual(0, locks.Count);
using (TreeLock.Acquire("/Root/A/B/C"))
{
locks = TreeLock.GetAllLocks();
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C"));
foreach (var path in new[] { "/Root/A/B/C/D", "/Root/A/B/C", "/Root/A/B", "/Root/A", "/Root" })
{
try
{
TreeLock.Acquire("/Root/A/B/C/D");
Assert.Fail($"LockedTreeException was not thrown. Path: {path}");
}
catch (LockedTreeException)
{
}
locks = TreeLock.GetAllLocks();
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C"));
}
}
return(null);
});
}
public async STT.Task TreeLock_CannotAcquireAsync()
{
var token = CancellationToken.None;
await Test(async() =>
{
var locks = await TreeLock.GetAllLocksAsync(token);
Assert.AreEqual(0, locks.Count);
using (await TreeLock.AcquireAsync(token, "/Root/A/B/C"))
{
locks = await TreeLock.GetAllLocksAsync(token);
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C"));
foreach (var path in new[] { "/Root/A/B/C/D", "/Root/A/B/C", "/Root/A/B", "/Root/A", "/Root" })
{
try
{
await TreeLock.AcquireAsync(token, "/Root/A/B/C/D");
Assert.Fail($"LockedTreeException was not thrown. Path: {path}");
}
catch (LockedTreeException)
{
}
locks = await TreeLock.GetAllLocksAsync(token);
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C"));
}
}
});
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
if (TextBuffer != null)
{
if (Closing != null)
{
Closing(this, null);
}
if (TreeUpdateTask != null)
{
TreeUpdateTask.Dispose();
TreeUpdateTask = null;
}
if (TreeLock != null)
{
TreeLock.Dispose();
TreeLock = null;
}
TextBuffer.ChangedHighPriority -= OnTextBufferChanged;
TextBuffer = null;
}
}
}
private bool IsLocked(string path)
{
try
{
TreeLock.AssertFree(path);
return(false);
}
catch (LockedTreeException)
{
return(true);
}
}
private static async STT.Task <bool> IsLockedAsync(string path, CancellationToken cancellationToken)
{
try
{
await TreeLock.AssertFreeAsync(cancellationToken, path);
return(false);
}
catch (LockedTreeException)
{
return(true);
}
}
public async STT.Task TreeLock_ReleaseAsync()
{
var token = CancellationToken.None;
await Test(async() =>
{
var locks = await TreeLock.GetAllLocksAsync(token);
Assert.AreEqual(0, locks.Count);
using (await TreeLock.AcquireAsync(token, "/Root/A/B/C1"))
{
using (await TreeLock.AcquireAsync(token, "/Root/A/B/C2"))
{
locks = await TreeLock.GetAllLocksAsync(token);
Assert.AreEqual(2, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C1"));
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C2"));
Assert.IsTrue(IsLocked("/Root/A/B/C1/D"));
Assert.IsTrue(IsLocked("/Root/A/B/C2/D"));
Assert.IsTrue(IsLocked("/Root/A/B/C1"));
Assert.IsTrue(IsLocked("/Root/A/B/C2"));
Assert.IsTrue(IsLocked("/Root/A/B"));
Assert.IsTrue(IsLocked("/Root/A"));
Assert.IsTrue(IsLocked("/Root"));
}
locks = await TreeLock.GetAllLocksAsync(token);
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C1"));
Assert.IsTrue(await IsLockedAsync("/Root/A/B/C1/D", token));
Assert.IsTrue(await IsLockedAsync("/Root/A/B/C1", token));
Assert.IsTrue(await IsLockedAsync("/Root/A/B", token));
Assert.IsTrue(await IsLockedAsync("/Root/A", token));
Assert.IsTrue(await IsLockedAsync("/Root", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/B/C2/D", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/B/C2", token));
}
locks = await TreeLock.GetAllLocksAsync(token);
Assert.AreEqual(0, locks.Count);
Assert.IsFalse(await IsLockedAsync("/Root/A/B/C1/D", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/B/C2/D", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/B/C1", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/B/C2", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/B", token));
Assert.IsFalse(await IsLockedAsync("/Root/A", token));
Assert.IsFalse(await IsLockedAsync("/Root", token));
});
}
public void TreeLock_Release()
{
Test <object>(() =>
{
var locks = TreeLock.GetAllLocks();
Assert.AreEqual(0, locks.Count);
using (TreeLock.Acquire("/Root/A/B/C1"))
{
using (TreeLock.Acquire("/Root/A/B/C2"))
{
locks = TreeLock.GetAllLocks();
Assert.AreEqual(2, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C1"));
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C2"));
Assert.IsTrue(IsLocked("/Root/A/B/C1/D"));
Assert.IsTrue(IsLocked("/Root/A/B/C2/D"));
Assert.IsTrue(IsLocked("/Root/A/B/C1"));
Assert.IsTrue(IsLocked("/Root/A/B/C2"));
Assert.IsTrue(IsLocked("/Root/A/B"));
Assert.IsTrue(IsLocked("/Root/A"));
Assert.IsTrue(IsLocked("/Root"));
}
locks = TreeLock.GetAllLocks();
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C1"));
Assert.IsTrue(IsLocked("/Root/A/B/C1/D"));
Assert.IsTrue(IsLocked("/Root/A/B/C1"));
Assert.IsTrue(IsLocked("/Root/A/B"));
Assert.IsTrue(IsLocked("/Root/A"));
Assert.IsTrue(IsLocked("/Root"));
Assert.IsFalse(IsLocked("/Root/A/B/C2/D"));
Assert.IsFalse(IsLocked("/Root/A/B/C2"));
}
locks = TreeLock.GetAllLocks();
Assert.AreEqual(0, locks.Count);
Assert.IsFalse(IsLocked("/Root/A/B/C1/D"));
Assert.IsFalse(IsLocked("/Root/A/B/C2/D"));
Assert.IsFalse(IsLocked("/Root/A/B/C1"));
Assert.IsFalse(IsLocked("/Root/A/B/C2"));
Assert.IsFalse(IsLocked("/Root/A/B"));
Assert.IsFalse(IsLocked("/Root/A"));
Assert.IsFalse(IsLocked("/Root"));
return(null);
});
}
public AstRoot AcquireReadLock(Guid treeUserId)
{
if (TreeLock != null)
{
if (TreeLock.AcquireReadLock(treeUserId))
{
return(_astRoot);
}
Debug.Fail(String.Format(CultureInfo.CurrentCulture, "Unable to acquire read lock for user {0}", treeUserId));
}
return(null);
}
private void RebuildIndex_Recursive(Node node, bool databaseAndIndex)
{
using (TreeLock.Acquire(node.Path))
{
DeleteTree(node.Path, node.Id);
if (databaseAndIndex)
{
DataBackingStore.SaveIndexDocument(node, false, false, out _);
Parallel.ForEach(NodeQuery.QueryNodesByPath(node.Path, true).Nodes,
n => { DataBackingStore.SaveIndexDocument(n, false, false, out _); });
}
AddTree(node.Path, node.Id);
}
}
private void RebuildIndex_Recursive(Node node, bool databaseAndIndex)
{
bool hasBinary;
using (TreeLock.Acquire(node.Path))
{
DeleteTree(node.Path, node.Id, true);
if (databaseAndIndex)
{
foreach (var n in NodeQuery.QueryNodesByPath(node.Path, true).Nodes)
{
DataBackingStore.SaveIndexDocument(n, false, false, out hasBinary);
}
}
PopulateTree(node.Path, node.Id);
}
}
private async STT.Task RebuildIndex_RecursiveAsync(Node node, bool databaseAndIndex, CancellationToken cancellationToken)
{
using (await TreeLock.AcquireAsync(cancellationToken, node.Path).ConfigureAwait(false))
{
await DeleteTreeAsync(node.Path, node.Id, cancellationToken).ConfigureAwait(false);
if (databaseAndIndex)
{
await DataStore.SaveIndexDocumentAsync(node, false, false, cancellationToken).ConfigureAwait(false);
//TODO: [async] make this parallel async (TPL DataFlow TransformBlock)
Parallel.ForEach(NodeQuery.QueryNodesByPath(node.Path, true).Nodes,
n => { DataStore.SaveIndexDocumentAsync(node, false, false, CancellationToken.None)
.GetAwaiter().GetResult(); });
}
await AddTreeAsync(node.Path, node.Id, cancellationToken).ConfigureAwait(false);
}
}
public void TreeLock_AcquireAndScope()
{
Test(() =>
{
using (TreeLock.Acquire("/Root/A/B/C"))
{
var locks = TreeLock.GetAllLocks();
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C"));
Assert.IsTrue(IsLocked("/Root/A/B/C/D"));
Assert.IsTrue(IsLocked("/Root/A/B/C"));
Assert.IsTrue(IsLocked("/Root/A/B"));
Assert.IsTrue(IsLocked("/Root/A"));
Assert.IsTrue(IsLocked("/Root"));
Assert.IsFalse(IsLocked("/Root/A/B/X"));
Assert.IsFalse(IsLocked("/Root/A/X"));
Assert.IsFalse(IsLocked("/Root/X"));
}
});
}
public async STT.Task TreeLock_AcquireAndScopeAsync()
{
var token = CancellationToken.None;
await Test(async() =>
{
using (await TreeLock.AcquireAsync(CancellationToken.None, "/Root/A/B/C"))
{
var locks = await TreeLock.GetAllLocksAsync(CancellationToken.None);
Assert.AreEqual(1, locks.Count);
Assert.IsTrue(locks.ContainsValue("/Root/A/B/C"));
Assert.IsTrue(await IsLockedAsync("/Root/A/B/C/D", token));
Assert.IsTrue(await IsLockedAsync("/Root/A/B/C", token));
Assert.IsTrue(await IsLockedAsync("/Root/A/B", token));
Assert.IsTrue(await IsLockedAsync("/Root/A", token));
Assert.IsTrue(await IsLockedAsync("/Root", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/B/X", token));
Assert.IsFalse(await IsLockedAsync("/Root/A/X", token));
Assert.IsFalse(await IsLockedAsync("/Root/X", token));
}
});
}
/// <summary>
/// {@inheritDoc}
/// </summary>
public virtual bool Enter()
{
if (Log.isLoggable(PlatformLogger.Level.FINE))
{
Log.fine("enter(): blockingEDT=" + KeepBlockingEDT.Get() + ", blockingCT=" + KeepBlockingCT.Get());
}
if (!KeepBlockingEDT.CompareAndSet(false, true))
{
Log.fine("The secondary loop is already running, aborting");
return(false);
}
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final Runnable run = new Runnable()
Runnable run = new RunnableAnonymousInnerClassHelper(this);
// We have two mechanisms for blocking: if we're on the
// dispatch thread, start a new event pump; if we're
// on any other thread, call wait() on the treelock
Thread currentThread = Thread.CurrentThread;
if (currentThread == DispatchThread)
{
if (Log.isLoggable(PlatformLogger.Level.FINEST))
{
Log.finest("On dispatch thread: " + DispatchThread);
}
if (Interval != 0)
{
if (Log.isLoggable(PlatformLogger.Level.FINEST))
{
Log.finest("scheduling the timer for " + Interval + " ms");
}
Timer.Schedule(TimerTask = new TimerTaskAnonymousInnerClassHelper(this), Interval);
}
// Dispose SequencedEvent we are dispatching on the the current
// AppContext, to prevent us from hang - see 4531693 for details
SequencedEvent currentSE = KeyboardFocusManager.CurrentKeyboardFocusManager.CurrentSequencedEvent;
if (currentSE != null)
{
if (Log.isLoggable(PlatformLogger.Level.FINE))
{
Log.fine("Dispose current SequencedEvent: " + currentSE);
}
currentSE.Dispose();
}
// In case the exit() method is called before starting
// new event pump it will post the waking event to EDT.
// The event will be handled after the the new event pump
// starts. Thus, the enter() method will not hang.
//
// Event pump should be privileged. See 6300270.
AccessController.doPrivileged(new PrivilegedActionAnonymousInnerClassHelper(this, run));
}
else
{
if (Log.isLoggable(PlatformLogger.Level.FINEST))
{
Log.finest("On non-dispatch thread: " + currentThread);
}
lock (TreeLock)
{
if (Filter != null)
{
DispatchThread.AddEventFilter(Filter);
}
try
{
EventQueue eq = DispatchThread.EventQueue;
eq.PostEvent(new PeerEvent(this, run, PeerEvent.PRIORITY_EVENT));
KeepBlockingCT.Set(true);
if (Interval > 0)
{
long currTime = DateTimeHelperClass.CurrentUnixTimeMillis();
while (KeepBlockingCT.Get() && ((ExtCondition != null) ? ExtCondition.Evaluate() : true) && (currTime + Interval > DateTimeHelperClass.CurrentUnixTimeMillis()))
{
Monitor.Wait(TreeLock, TimeSpan.FromMilliseconds(Interval));
}
}
else
{
while (KeepBlockingCT.Get() && ((ExtCondition != null) ? ExtCondition.Evaluate() : true))
{
TreeLock.Wait();
}
}
if (Log.isLoggable(PlatformLogger.Level.FINE))
{
Log.fine("waitDone " + KeepBlockingEDT.Get() + " " + KeepBlockingCT.Get());
}
}
catch (InterruptedException e)
{
if (Log.isLoggable(PlatformLogger.Level.FINE))
{
Log.fine("Exception caught while waiting: " + e);
}
}
finally
{
if (Filter != null)
{
DispatchThread.RemoveEventFilter(Filter);
}
}
// If the waiting process has been stopped because of the
// time interval passed or an exception occurred, the state
// should be changed
KeepBlockingEDT.Set(false);
KeepBlockingCT.Set(false);
}
}
return(true);
}
public override string ToString()
{
return(String.Format(CultureInfo.CurrentCulture, "IsDirty: {0} {1} Changes: {2}", IsDirty, TreeLock.ToString(), TreeUpdateTask.ChangesPending));
}
public bool ReleaseWriteLock()
{
return(TreeLock.ReleaseWriteLock());
}
public bool AcquireWriteLock()
{
return(TreeLock.AcquireWriteLock());
}
public bool ReleaseReadLock(Guid treeUserId)
{
return(TreeLock.ReleaseReadLock(treeUserId));
}
/// <summary>
/// Makes current thread owner of the tree.
/// Normally only one thread can access the tree.
/// </summary>
internal void TakeThreadOwnerShip()
{
_ownerThread = Thread.CurrentThread.ManagedThreadId;
TreeUpdateTask.TakeThreadOwnership();
TreeLock.TakeThreadOwnership();
}
