From 5b7a0ca8896f20c85f176cd178735554833bcefc Mon Sep 17 00:00:00 2001
From: Rajith Muditha Attapattu <rajith@apache.org>
Date: Mon, 19 Nov 2007 16:55:10 +0000
Subject: Creating the tag for final release

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/tags/M2@596364 13f79535-47bb-0310-9956-ffa450edef68
---
 Final/cpp/lib/broker/QueueRegistry.cpp | 81 ++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 Final/cpp/lib/broker/QueueRegistry.cpp

(limited to 'Final/cpp/lib/broker/QueueRegistry.cpp')

diff --git a/Final/cpp/lib/broker/QueueRegistry.cpp b/Final/cpp/lib/broker/QueueRegistry.cpp
new file mode 100644
index 0000000000..c69d553b06
--- /dev/null
+++ b/Final/cpp/lib/broker/QueueRegistry.cpp
@@ -0,0 +1,81 @@
+/*
+ *
+ * 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.
+ *
+ */
+#include <QueueRegistry.h>
+#include <SessionHandlerImpl.h>
+#include <sstream>
+#include <assert.h>
+
+using namespace qpid::broker;
+using namespace qpid::sys;
+
+QueueRegistry::QueueRegistry(MessageStore* const _store) : counter(1), store(_store){}
+
+QueueRegistry::~QueueRegistry()
+{
+}
+
+std::pair<Queue::shared_ptr, bool>
+QueueRegistry::declare(const string& declareName, bool durable, 
+                       u_int32_t autoDelete, const ConnectionToken* owner)
+{
+    Mutex::ScopedLock locker(lock);
+    string name = declareName.empty() ? generateName() : declareName;
+    assert(!name.empty());
+    QueueMap::iterator i =  queues.find(name);
+    if (i == queues.end()) {
+	Queue::shared_ptr queue(new Queue(name, autoDelete, durable ? store : 0, owner));
+	queues[name] = queue;
+	return std::pair<Queue::shared_ptr, bool>(queue, true);
+    } else {
+	return std::pair<Queue::shared_ptr, bool>(i->second, false);
+    }
+}
+
+void QueueRegistry::destroy(const string& name){
+    Mutex::ScopedLock locker(lock);
+    queues.erase(name);
+}
+
+Queue::shared_ptr QueueRegistry::find(const string& name){
+    Mutex::ScopedLock locker(lock);
+    QueueMap::iterator i = queues.find(name);
+    if (i == queues.end()) {
+	return Queue::shared_ptr();
+    } else {
+	return i->second;
+    }
+}
+
+string QueueRegistry::generateName(){
+    string name;
+    do {
+	std::stringstream ss;
+	ss << "tmp_" << counter++;
+	name = ss.str();
+	// Thread safety: Private function, only called with lock held
+	// so this is OK.
+    } while(queues.find(name) != queues.end());
+    return name;
+}
+
+MessageStore* const QueueRegistry::getStore() const {
+    return store;
+}
-- 
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