Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Check each weak reference object from the queue prior to attempting to fetch its target. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
2a6ee97694a128c89d4a0db70a240521 |
| User & Date: | mistachkin 2012-05-03 19:21:11 |
Context
|
2012-05-04
| ||
| 16:04 | Prevent returning a connection handle whose finalizer may be pending on the GC thread. Part of fix for ticket [996d13cd87]. Also, update Eagle in externals to latest trunk. check-in: 5c0646db9d user: mistachkin tags: trunk | |
|
2012-05-03
| ||
| 19:21 | Check each weak reference object from the queue prior to attempting to fetch its target. check-in: 2a6ee97694 user: mistachkin tags: trunk | |
| 17:46 | Update test case for ticket [996d13cd87] to run with and without connection pooling enabled. check-in: ead1f27df0 user: mistachkin tags: trunk | |
Changes
Changes to System.Data.SQLite/SQLiteConnectionPool.cs.
145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 ... 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 ... 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 ... 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 |
// Try and get a pooled connection from the queue
Queue<WeakReference> poolQueue = queue.Queue;
if (poolQueue == null) return null;
while (poolQueue.Count > 0)
{
WeakReference cnn = poolQueue.Dequeue();
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if ((hdl != null) && !hdl.IsClosed && !hdl.IsInvalid)
{
Interlocked.Increment(ref _poolOpened);
return hdl;
}
GC.KeepAlive(hdl);
}
return null;
}
}
/// <summary>
................................................................................
continue;
Queue<WeakReference> poolQueue = pair.Value.Queue;
while (poolQueue.Count > 0)
{
WeakReference cnn = poolQueue.Dequeue();
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if (hdl != null)
{
hdl.Dispose();
}
GC.KeepAlive(hdl);
}
// Keep track of the highest revision so we can go one higher when we're finished
if (_poolVersion <= pair.Value.PoolVersion)
_poolVersion = pair.Value.PoolVersion + 1;
}
................................................................................
Queue<WeakReference> poolQueue = queue.Queue;
if (poolQueue == null) return;
while (poolQueue.Count > 0)
{
WeakReference cnn = poolQueue.Dequeue();
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if (hdl != null)
{
hdl.Dispose();
}
GC.KeepAlive(hdl);
}
}
}
}
/// <summary>
................................................................................
Queue<WeakReference> poolQueue = queue.Queue;
if (poolQueue == null) return;
while (poolQueue.Count > target)
{
WeakReference cnn = poolQueue.Dequeue();
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if (hdl != null)
{
hdl.Dispose();
}
GC.KeepAlive(hdl);
}
}
}
}
|
> > > > > > > > |
145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 ... 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 ... 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 ... 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 |
// Try and get a pooled connection from the queue
Queue<WeakReference> poolQueue = queue.Queue;
if (poolQueue == null) return null;
while (poolQueue.Count > 0)
{
WeakReference cnn = poolQueue.Dequeue();
if (cnn == null) continue;
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if ((hdl != null) && !hdl.IsClosed && !hdl.IsInvalid)
{
Interlocked.Increment(ref _poolOpened);
return hdl;
}
cnn.Target = null;
GC.KeepAlive(hdl);
}
return null;
}
}
/// <summary>
................................................................................
continue;
Queue<WeakReference> poolQueue = pair.Value.Queue;
while (poolQueue.Count > 0)
{
WeakReference cnn = poolQueue.Dequeue();
if (cnn == null) continue;
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if (hdl != null)
{
hdl.Dispose();
}
cnn.Target = null;
GC.KeepAlive(hdl);
}
// Keep track of the highest revision so we can go one higher when we're finished
if (_poolVersion <= pair.Value.PoolVersion)
_poolVersion = pair.Value.PoolVersion + 1;
}
................................................................................
Queue<WeakReference> poolQueue = queue.Queue;
if (poolQueue == null) return;
while (poolQueue.Count > 0)
{
WeakReference cnn = poolQueue.Dequeue();
if (cnn == null) continue;
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if (hdl != null)
{
hdl.Dispose();
}
cnn.Target = null;
GC.KeepAlive(hdl);
}
}
}
}
/// <summary>
................................................................................
Queue<WeakReference> poolQueue = queue.Queue;
if (poolQueue == null) return;
while (poolQueue.Count > target)
{
WeakReference cnn = poolQueue.Dequeue();
if (cnn == null) continue;
SQLiteConnectionHandle hdl = cnn.Target as SQLiteConnectionHandle;
if (hdl != null)
{
hdl.Dispose();
}
cnn.Target = null;
GC.KeepAlive(hdl);
}
}
}
}
|