Some restructuring of the client code:

 * Introduced three separate 'handlers' for the connection, channel and execution 'layers'.
 * Support for asynchronous retrieval of response or completion status.
 * Channel methods no longer included in execution layers command id count.



git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@562212 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 68 insertions, 0 deletions

diff --git a/cpp/src/qpid/client/StateManager.cpp b/cpp/src/qpid/client/StateManager.cpp
new file mode 100644
index 0000000000..b72967c098
--- /dev/null
+++ b/cpp/src/qpid/client/StateManager.cpp
@@ -0,0 +1,68 @@
+/*
+ *
+ * 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 "StateManager.h"
+#include "qpid/framing/amqp_framing.h"
+
+using namespace qpid::client;
+using namespace qpid::framing;
+using namespace qpid::sys;
+
+StateManager::StateManager(int s) : state(s) {}
+
+void StateManager::waitForStateChange(int current)
+{
+    Monitor::ScopedLock l(stateLock);
+    while (state == current) {
+        stateLock.wait();
+    }
+}
+
+void StateManager::waitFor(int desired)
+{
+    Monitor::ScopedLock l(stateLock);
+    while (state != desired) {
+        stateLock.wait();
+    }
+}
+
+void StateManager::waitFor(std::set<int> desired)
+{
+    Monitor::ScopedLock l(stateLock);
+    while (desired.find(state) == desired.end()) {
+        stateLock.wait();
+    }
+}
+
+
+void StateManager::setState(int s)
+{
+    Monitor::ScopedLock l(stateLock);
+    state = s;
+    stateLock.notifyAll();
+}
+
+int StateManager::getState()
+{
+    Monitor::ScopedLock l(stateLock);
+    return state;
+}
+