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Overview
| Comment: | Check each weak reference object from the queue prior to attempting to fetch its target. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
2a6ee97694a128c89d4a0db70a240521 |
| User & Date: | mistachkin 2012-05-03 19:21:11.425 |
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 | 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 | + + |
// 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>
|
| ︙ | |||
175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 | 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | + + |
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;
}
|
| ︙ | |||
215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 | 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 | + + |
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>
|
| ︙ | |||
278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 | 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 | + + |
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);
}
}
}
}
|