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Imported Upstream version 4.2.0.179

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Former-commit-id: 0a113cb3a6feb7873f632839b1307cc6033cd595
This commit is contained in:
Xamarin Public Jenkins
2015-08-26 07:17:56 -04:00
committed by Jo Shields
parent 183bba2c9a
commit 6992685b86
7507 changed files with 90259 additions and 657307 deletions
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36
external/referencesource/System.Data/System/Data/ProviderBase/DbConnectionPool.cs vendored
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@@ -235,8 +235,9 @@ namespace System.Data.ProviderBase {
Bid.PoolerTrace("<prov.DbConnectionPool.TransactedConnectionPool.PutTransactedObject|RES|CPOOL> %d#, Transaction %d#, Connection %d#, Added.\n", ObjectID, transaction.GetHashCode(), transactedObject.ObjectID );
}
#if !MOBILE
Pool.PerformanceCounters.NumberOfFreeConnections.Increment();
#endif
}
internal void TransactionEnded(SysTx.Transaction transaction, DbConnectionInternal transactedObject)
@@ -300,7 +301,9 @@ namespace System.Data.ProviderBase {
// connections, we'll put it back...
if (0 <= entry)
{
#if !MOBILE
Pool.PerformanceCounters.NumberOfFreeConnections.Decrement();
#endif
Pool.PutObjectFromTransactedPool(transactedObject);
}
}
@@ -622,7 +625,9 @@ namespace System.Data.ProviderBase {
if (_stackOld.TryPop(out obj)) {
Debug.Assert(obj != null, "null connection is not expected");
// If we obtained one from the old stack, destroy it.
#if !MOBILE
PerformanceCounters.NumberOfFreeConnections.Decrement();
#endif
// Transaction roots must survive even aging out (TxEnd event will clean them up).
bool shouldDestroy = true;
@@ -709,12 +714,16 @@ namespace System.Data.ProviderBase {
// Second, dispose of all the free connections.
while (_stackNew.TryPop(out obj)) {
Debug.Assert(obj != null, "null connection is not expected");
#if !MOBILE
PerformanceCounters.NumberOfFreeConnections.Decrement();
#endif
DestroyObject(obj);
}
while (_stackOld.TryPop(out obj)) {
Debug.Assert(obj != null, "null connection is not expected");
#if !MOBILE
PerformanceCounters.NumberOfFreeConnections.Decrement();
#endif
DestroyObject(obj);
}
@@ -748,7 +757,9 @@ namespace System.Data.ProviderBase {
}
_objectList.Add(newObj);
_totalObjects = _objectList.Count;
#if !MOBILE
PerformanceCounters.NumberOfPooledConnections.Increment(); //
#endif
}
// If the old connection belonged to another pool, we need to remove it from that
@@ -964,12 +975,16 @@ namespace System.Data.ProviderBase {
if (removed) {
Bid.PoolerTrace("<prov.DbConnectionPool.DestroyObject|RES|CPOOL> %d#, Connection %d#, Removed from pool.\n", ObjectID, obj.ObjectID);
#if !MOBILE
PerformanceCounters.NumberOfPooledConnections.Decrement();
#endif
}
obj.Dispose();
Bid.PoolerTrace("<prov.DbConnectionPool.DestroyObject|RES|CPOOL> %d#, Connection %d#, Disposed.\n", ObjectID, obj.ObjectID);
#if !MOBILE
PerformanceCounters.HardDisconnectsPerSecond.Increment();
#endif
}
}
@@ -1159,7 +1174,9 @@ namespace System.Data.ProviderBase {
DbConnectionInternal obj = null;
SysTx.Transaction transaction = null;
#if !MOBILE
PerformanceCounters.SoftConnectsPerSecond.Increment();
#endif
Bid.PoolerTrace("<prov.DbConnectionPool.GetConnection|RES|CPOOL> %d#, Getting connection.\n", ObjectID);
@@ -1192,10 +1209,12 @@ namespace System.Data.ProviderBase {
finally {
waitResult = SafeNativeMethods.WaitForMultipleObjectsEx(waitHandleCount, _waitHandles.DangerousGetHandle(), false, waitForMultipleObjectsTimeout, false);
#if !FULL_AOT_RUNTIME
// VSTFDEVDIV 479551 - call GetHRForLastWin32Error immediately after after the native call
if (waitResult == WAIT_FAILED) {
waitForMultipleObjectsExHR = Marshal.GetHRForLastWin32Error();
}
#endif
}
// From the WaitAny docs: "If more than one object became signaled during
@@ -1316,7 +1335,9 @@ namespace System.Data.ProviderBase {
if (CREATION_HANDLE == waitResult) {
int result = SafeNativeMethods.ReleaseSemaphore(_waitHandles.CreationHandle.DangerousGetHandle(), 1, IntPtr.Zero);
if (0 == result) { // failure case
#if !FULL_AOT_RUNTIME
releaseSemaphoreResult = Marshal.GetHRForLastWin32Error();
#endif
}
}
if (mustRelease) {
@@ -1364,7 +1385,9 @@ namespace System.Data.ProviderBase {
/// <param name="oldConnection">Inner connection that will be replaced</param>
/// <returns>A new inner connection that is attached to the <paramref name="owningObject"/></returns>
internal DbConnectionInternal ReplaceConnection(DbConnection owningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection) {
#if !MOBILE
PerformanceCounters.SoftConnectsPerSecond.Increment();
#endif
Bid.PoolerTrace("<prov.DbConnectionPool.ReplaceConnection|RES|CPOOL> %d#, replacing connection.\n", ObjectID);
DbConnectionInternal newConnection = UserCreateRequest(owningObject, userOptions, oldConnection);
@@ -1402,7 +1425,9 @@ namespace System.Data.ProviderBase {
if (null != obj) {
Bid.PoolerTrace("<prov.DbConnectionPool.GetFromGeneralPool|RES|CPOOL> %d#, Connection %d#, Popped from general pool.\n", ObjectID, obj.ObjectID);
#if !MOBILE
PerformanceCounters.NumberOfFreeConnections.Decrement();
#endif
}
return(obj);
}
@@ -1416,7 +1441,9 @@ namespace System.Data.ProviderBase {
if (null != obj) {
Bid.PoolerTrace("<prov.DbConnectionPool.GetFromTransactedPool|RES|CPOOL> %d#, Connection %d#, Popped from transacted pool.\n", ObjectID, obj.ObjectID);
#if !MOBILE
PerformanceCounters.NumberOfFreeConnections.Decrement();
#endif
if (obj.IsTransactionRoot) {
try {
@@ -1560,14 +1587,17 @@ namespace System.Data.ProviderBase {
_stackNew.Push(obj);
_waitHandles.PoolSemaphore.Release(1);
#if !MOBILE
PerformanceCounters.NumberOfFreeConnections.Increment();
#endif
}
internal void PutObject(DbConnectionInternal obj, object owningObject) {
Debug.Assert(null != obj, "null obj?");
#if !MOBILE
PerformanceCounters.SoftDisconnectsPerSecond.Increment();
#endif
// Once a connection is closing (which is the state that we're in at
// this point in time) you cannot delegate a transaction to or enlist
@@ -1671,7 +1701,9 @@ namespace System.Data.ProviderBase {
DbConnectionInternal obj = reclaimedObjects[i];
Bid.PoolerTrace("<prov.DbConnectionPool.ReclaimEmancipatedObjects|RES|CPOOL> %d#, Connection %d#, Reclaiming.\n", ObjectID, obj.ObjectID);
#if !MOBILE
PerformanceCounters.NumberOfReclaimedConnections.Increment();
#endif
emancipatedObjectFound = true;