QPID 1306

- added QueueOptions helper
- added tests for Queue Options helper.




git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@701397 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 234 insertions, 0 deletions

diff --git a/cpp/src/qpid/client/QueueOptions.cpp b/cpp/src/qpid/client/QueueOptions.cpp
new file mode 100644
index 0000000000..d0fd6f1e5c
--- /dev/null
+++ b/cpp/src/qpid/client/QueueOptions.cpp
@@ -0,0 +1,121 @@
+/*
+ *
+ * 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 "QueueOptions.h"
+
+namespace qpid {
+namespace client {
+
+
+QueueOptions::QueueOptions()
+{}
+
+const std::string QueueOptions::strMaxCountKey("qpid.max_count");
+const std::string QueueOptions::strMaxSizeKey("qpid.max_size");
+const std::string QueueOptions::strTypeKey("qpid.policy_type");
+const std::string QueueOptions::strREJECT("reject");
+const std::string QueueOptions::strFLOW_TO_DISK("flow_to_disk");
+const std::string QueueOptions::strRING("ring");
+const std::string QueueOptions::strRING_STRICT("ring_strict");
+const std::string QueueOptions::strLastValueQueue("qpid.last_value_queue");
+const std::string QueueOptions::strOptimisticConsume("qpid.optimistic_consume");
+const std::string QueueOptions::strPersistLastNode("qpid.persist_last_node");
+
+
+QueueOptions::~QueueOptions()
+{}
+	
+void QueueOptions::setSizePolicy(QueueSizePolicy sp, uint64_t maxSize, uint32_t maxCount)
+{
+    if (maxCount) setInt(strMaxCountKey, maxCount);
+    if (maxSize) setInt(strMaxSizeKey, maxSize);
+    if (maxSize || maxCount){
+	    switch (sp)
+		{
+	    case REJECT:
+		   setString(strTypeKey, strREJECT);
+		   break;
+	    case FLOW_TO_DISK:
+		   setString(strTypeKey, strFLOW_TO_DISK);
+		   break;
+	    case RING:
+		   setString(strTypeKey, strRING);
+		   break;
+	    case RING_STRICT:
+		   setString(strTypeKey, strRING_STRICT);
+		   break;
+	    case NONE:
+		   clearSizePolicy();
+		   break;
+		}
+	}
+}
+
+
+void QueueOptions::setOptimisticConsume()
+{
+	setInt(strOptimisticConsume, 1);
+}
+
+void QueueOptions::setPersistLastNode()
+{
+	setInt(strPersistLastNode, 1);
+}
+
+void QueueOptions::setOrdering(QueueOrderingPolicy op)
+{
+	if (op == LVQ){
+	     // TODO, add and test options with LVQ patch.
+		 // also set the key match for LVQ
+	     //setString(LastValueQueue, 1); 
+	
+	}else{
+	    clearOrdering();
+	}
+}
+
+void QueueOptions::clearSizePolicy()
+{
+    erase(strMaxCountKey);
+    erase(strMaxSizeKey);
+    erase(strTypeKey);
+}
+
+void QueueOptions::clearOptimisticConsume()
+{
+    erase(strOptimisticConsume);
+}
+
+void QueueOptions::clearPersistLastNode()
+{
+    erase(strPersistLastNode);
+}
+
+void QueueOptions::clearOrdering()
+{
+    erase(strLastValueQueue);
+}
+
+
+}
+}
+
+
diff --git a/cpp/src/qpid/client/QueueOptions.h b/cpp/src/qpid/client/QueueOptions.h
new file mode 100644
index 0000000000..21333794ac
--- /dev/null
+++ b/cpp/src/qpid/client/QueueOptions.h
@@ -0,0 +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.
+ *
+ */
+#include "qpid/framing/FieldTable.h"
+
+#ifndef _QueueOptions_
+#define _QueueOptions_
+
+namespace qpid {
+namespace client {
+
+enum QueueSizePolicy {NONE, REJECT, FLOW_TO_DISK, RING, RING_STRICT};
+enum QueueOrderingPolicy {FIFO, LVQ};	
+
+/**
+ * A help class to set options on the Queue. Create a configured args while
+ * still allowing any custom configuration via the FieldTable base class
+ */
+class QueueOptions: public framing::FieldTable
+{
+  public:
+    QueueOptions();
+    virtual ~QueueOptions();
+	
+	/**
+	* Sets the queue sizing plocy
+	* 
+	* @param sp SizePolicy
+	* REJECT - reject if queue greater than size/count
+	* FLOW_TO_DISK - page messages to disk from this point is greater than size/count
+	* RING - limit the queue to size/count and over-write old messages round a ring
+	* RING_STRICT - limit the queue to size/count and reject is head == tail
+	* NONE - Use default broker sizing policy
+	* @param maxSize Set the max number of bytes for the sizing policies
+	* @param setMaxCount Set the max number of messages for the sizing policies
+	*/
+	void setSizePolicy(QueueSizePolicy sp, uint64_t maxSize, uint32_t maxCount );
+
+	/**
+	* Enables optimistic consume allowing the consumer to dequeue the message before the
+	* broker has safe stored it.
+	*/
+	void setOptimisticConsume();
+	
+	/**
+	* Enables the persisting of a queue to the store module when a cluster fails down to it's last
+	* node. Does so optimistically. Will start persisting when cluster count >1 again.
+	*/
+	void setPersistLastNode();
+	
+	/**
+	* Sets the odering policy on the Queue, default ordering is FIFO.
+	*/
+	void setOrdering(QueueOrderingPolicy op);
+    
+	/**
+	* Use broker defualt sizing ploicy
+	*/
+	void clearSizePolicy();
+	
+	/**
+	* Clear Optimistic Consume Policy
+	*/ 
+	void clearOptimisticConsume();
+	
+	/**
+	* Clear Persist Last Node Policy
+	*/ 
+	void clearPersistLastNode();
+	
+	/**
+	* Use default odering policy
+	*/ 
+	void clearOrdering();
+	
+	static const std::string strMaxCountKey;
+	static const std::string strMaxSizeKey;
+	static const std::string strTypeKey;
+	static const std::string strREJECT;
+	static const std::string strFLOW_TO_DISK;
+	static const std::string strRING;
+	static const std::string strRING_STRICT;
+	static const std::string strLastValueQueue;
+	static const std::string strOptimisticConsume;
+	static const std::string strPersistLastNode;
+	private:
+	
+
+
+};
+
+}
+}
+
+
+#endif