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authorAidan Skinner <aidan@apache.org>2009-12-03 23:55:48 +0000
committerAidan Skinner <aidan@apache.org>2009-12-03 23:55:48 +0000
commitde0e81996d63d8a8b7f92d835d2bbdeaf5cccae0 (patch)
tree8dbde527e8f656849ed83981359c8dcd2512395c /qpid/dotnet/Qpid.Common/Collections
parente769aed97fa119033e38d829be25135a4ea08a52 (diff)
downloadqpid-python-de0e81996d63d8a8b7f92d835d2bbdeaf5cccae0.tar.gz
Fix eol style property
git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@886998 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'qpid/dotnet/Qpid.Common/Collections')
-rw-r--r--qpid/dotnet/Qpid.Common/Collections/ConsumerProducerQueue.cs226
1 files changed, 113 insertions, 113 deletions
diff --git a/qpid/dotnet/Qpid.Common/Collections/ConsumerProducerQueue.cs b/qpid/dotnet/Qpid.Common/Collections/ConsumerProducerQueue.cs
index ea4526faaf..131f316da6 100644
--- a/qpid/dotnet/Qpid.Common/Collections/ConsumerProducerQueue.cs
+++ b/qpid/dotnet/Qpid.Common/Collections/ConsumerProducerQueue.cs
@@ -1,113 +1,113 @@
-/*
- *
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- *
- */
-using System;
-using System.Collections;
-using System.Threading;
-
-
-namespace Apache.Qpid.Collections
-{
- /// <summary>
- /// Simple FIFO queue to support multi-threaded consumer
- /// and producers. It supports timeouts in dequeue operations.
- /// </summary>
- public sealed class ConsumerProducerQueue
- {
- private Queue _queue = new Queue();
- private WaitSemaphore _semaphore = new WaitSemaphore();
-
- /// <summary>
- /// Put an item into the tail of the queue
- /// </summary>
- /// <param name="item"></param>
- public void Enqueue(object item)
- {
- lock ( _queue.SyncRoot )
- {
- _queue.Enqueue(item);
- _semaphore.Increment();
- }
- }
-
- /// <summary>
- /// Wait indefinitely for an item to be available
- /// on the queue.
- /// </summary>
- /// <returns>The object at the head of the queue</returns>
- public object Dequeue()
- {
- return Dequeue(Timeout.Infinite);
- }
-
- /// <summary>
- /// Wait up to the number of milliseconds specified
- /// for an item to be available on the queue
- /// </summary>
- /// <param name="timeout">Number of milliseconds to wait</param>
- /// <returns>The object at the head of the queue, or null
- /// if the timeout expires</returns>
- public object Dequeue(long timeout)
- {
- if ( _semaphore.Decrement(timeout) )
- {
- lock ( _queue.SyncRoot )
- {
- return _queue.Dequeue();
- }
- }
- return null;
- }
-
- #region Simple Semaphore
- //
- // Simple Semaphore
- //
-
- class WaitSemaphore
- {
- private int _count;
- private AutoResetEvent _event = new AutoResetEvent(false);
-
- public void Increment()
- {
- Interlocked.Increment(ref _count);
- _event.Set();
- }
-
- public bool Decrement(long timeout)
- {
- if ( timeout > int.MaxValue )
- throw new ArgumentOutOfRangeException("timeout", timeout, "Must be <= Int32.MaxValue");
-
- int millis = (int) (timeout & 0x7FFFFFFF);
- if ( Interlocked.Decrement(ref _count) > 0 )
- {
- // there are messages in queue, so no need to wait
- return true;
- } else
- {
- return _event.WaitOne(millis, false);
- }
- }
- }
- #endregion // Simple Semaphore
- }
-}
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+using System;
+using System.Collections;
+using System.Threading;
+
+
+namespace Apache.Qpid.Collections
+{
+ /// <summary>
+ /// Simple FIFO queue to support multi-threaded consumer
+ /// and producers. It supports timeouts in dequeue operations.
+ /// </summary>
+ public sealed class ConsumerProducerQueue
+ {
+ private Queue _queue = new Queue();
+ private WaitSemaphore _semaphore = new WaitSemaphore();
+
+ /// <summary>
+ /// Put an item into the tail of the queue
+ /// </summary>
+ /// <param name="item"></param>
+ public void Enqueue(object item)
+ {
+ lock ( _queue.SyncRoot )
+ {
+ _queue.Enqueue(item);
+ _semaphore.Increment();
+ }
+ }
+
+ /// <summary>
+ /// Wait indefinitely for an item to be available
+ /// on the queue.
+ /// </summary>
+ /// <returns>The object at the head of the queue</returns>
+ public object Dequeue()
+ {
+ return Dequeue(Timeout.Infinite);
+ }
+
+ /// <summary>
+ /// Wait up to the number of milliseconds specified
+ /// for an item to be available on the queue
+ /// </summary>
+ /// <param name="timeout">Number of milliseconds to wait</param>
+ /// <returns>The object at the head of the queue, or null
+ /// if the timeout expires</returns>
+ public object Dequeue(long timeout)
+ {
+ if ( _semaphore.Decrement(timeout) )
+ {
+ lock ( _queue.SyncRoot )
+ {
+ return _queue.Dequeue();
+ }
+ }
+ return null;
+ }
+
+ #region Simple Semaphore
+ //
+ // Simple Semaphore
+ //
+
+ class WaitSemaphore
+ {
+ private int _count;
+ private AutoResetEvent _event = new AutoResetEvent(false);
+
+ public void Increment()
+ {
+ Interlocked.Increment(ref _count);
+ _event.Set();
+ }
+
+ public bool Decrement(long timeout)
+ {
+ if ( timeout > int.MaxValue )
+ throw new ArgumentOutOfRangeException("timeout", timeout, "Must be <= Int32.MaxValue");
+
+ int millis = (int) (timeout & 0x7FFFFFFF);
+ if ( Interlocked.Decrement(ref _count) > 0 )
+ {
+ // there are messages in queue, so no need to wait
+ return true;
+ } else
+ {
+ return _event.WaitOne(millis, false);
+ }
+ }
+ }
+ #endregion // Simple Semaphore
+ }
+}