Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 73 insertions, 0 deletions

diff --git a/qpid/cpp/src/qpid/broker/ThresholdAlerts.h b/qpid/cpp/src/qpid/broker/ThresholdAlerts.h
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+#ifndef QPID_BROKER_THRESHOLDALERTS_H
+#define QPID_BROKER_THRESHOLDALERTS_H
+
+/*
+ *
+ * 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/broker/QueueObserver.h"
+#include "qpid/sys/Time.h"
+#include "qpid/types/Variant.h"
+#include <string>
+
+namespace qpid {
+namespace framing {
+class FieldTable;
+}
+namespace management {
+class ManagementAgent;
+}
+namespace broker {
+
+class Queue;
+/**
+ * Class to manage generation of QMF alerts when particular thresholds
+ * are breached on a queue.
+ */
+class ThresholdAlerts : public QueueObserver
+{
+  public:
+    ThresholdAlerts(const std::string& name,
+                    qpid::management::ManagementAgent& agent,
+                    const uint32_t countThreshold,
+                    const uint64_t sizeThreshold,
+                    const long repeatInterval);
+    void enqueued(const QueuedMessage&);
+    void dequeued(const QueuedMessage&);
+    static void observe(Queue& queue, qpid::management::ManagementAgent& agent,
+                        const uint64_t countThreshold,
+                        const uint64_t sizeThreshold,
+                        const long repeatInterval);
+    static void observe(Queue& queue, qpid::management::ManagementAgent& agent,
+                        const qpid::framing::FieldTable& settings, uint16_t limitRatio);
+    static void observe(Queue& queue, qpid::management::ManagementAgent& agent,
+                        const qpid::types::Variant::Map& settings, uint16_t limitRatio);
+  private:
+    const std::string name;
+    qpid::management::ManagementAgent& agent;
+    const uint32_t countThreshold;
+    const uint64_t sizeThreshold;
+    const qpid::sys::Duration repeatInterval;
+    uint64_t count;
+    uint64_t size;
+    qpid::sys::AbsTime lastAlert;
+};
+}} // namespace qpid::broker
+
+#endif  /*!QPID_BROKER_THRESHOLDALERTS_H*/