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Posted to commits@qpid.apache.org by fa...@apache.org on 2013/07/19 18:55:55 UTC

svn commit: r1504940 - in /qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2: QmfManagementFactory.java agentdata/Session.java

Author: fadams
Date: Fri Jul 19 16:55:55 2013
New Revision: 1504940

URL: http://svn.apache.org/r1504940
Log:
JIRA: QPID-5008 Add Session.java class to 0.24 branch and merge QPID-5005 fix from trunk to 0.24

Added:
    qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/agentdata/Session.java   (with props)
Modified:
    qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/QmfManagementFactory.java

Modified: qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/QmfManagementFactory.java
URL: http://svn.apache.org/viewvc/qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/QmfManagementFactory.java?rev=1504940&r1=1504939&r2=1504940&view=diff
==============================================================================
--- qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/QmfManagementFactory.java (original)
+++ qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/QmfManagementFactory.java Fri Jul 19 16:55:55 2013
@@ -76,4 +76,10 @@ public class QmfManagementFactory implem
             return null;
         }
     }
+
+    @Override
+    public String getType()
+    {
+        return "QMF2 Management";
+    }
 }

Added: qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/agentdata/Session.java
URL: http://svn.apache.org/viewvc/qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/agentdata/Session.java?rev=1504940&view=auto
==============================================================================
--- qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/agentdata/Session.java (added)
+++ qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/agentdata/Session.java Fri Jul 19 16:55:55 2013
@@ -0,0 +1,118 @@
+/*
+ *
+ * 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.
+ *
+ */
+
+package org.apache.qpid.server.qmf2.agentdata;
+
+// Misc Imports
+import java.util.Collections;
+import java.util.Map;
+
+// Simple Logging Facade 4 Java
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+// QMF2 Imports
+import org.apache.qpid.qmf2.agent.QmfAgentData;
+import org.apache.qpid.qmf2.common.ObjectId;
+//import org.apache.qpid.qmf2.common.SchemaEventClass;
+//import org.apache.qpid.qmf2.common.SchemaMethod;
+import org.apache.qpid.qmf2.common.SchemaObjectClass;
+//import org.apache.qpid.qmf2.common.SchemaProperty;
+
+import org.apache.qpid.server.model.Statistics;
+
+/**
+ * This class provides a concrete implementation of QmfAgentData for the Session Management Object.
+ * In general it's possible to use QmfAgentData without sub-classing as it's really a "bean" style class
+ * that retains its properties in a Map, but in the case of the Java Broker Management Agent it's useful
+ * to sub-class as we need to map between the properties/statistics as specified in the Java Broker
+ * management model and those specified in qpid/spec/management-schema.xml which is what the C++ broker 
+ * uses. This class retains a reference to its peer org.apache.qpid.server.model.Consumer and does the
+ * necessary mapping when its mapEncode() method is called (which is used to serialise the QmfAgentData).
+ *
+ * @author Fraser Adams
+ */
+public class Session extends QmfAgentData
+{
+    private static final Logger _log = LoggerFactory.getLogger(Session.class);
+
+    /**
+     * This static initialiser block initialises the QMF2 Schema information needed by the Agent to find
+     * QmfAgentData and QmfEvent Objects of a given type.
+     */
+    private static final SchemaObjectClass _schema;
+
+    /**
+     * Returns the schema for the Session class.
+     * @return the SchemaObjectClass for the Session class.
+     */
+    public static SchemaObjectClass getSchema()
+    {
+        return _schema;
+    }
+
+    static
+    {
+        // Declare the schema for the QMF2 session class.
+        _schema = new SchemaObjectClass("org.apache.qpid.broker", "session");
+
+        // TODO
+        //_schema.addProperty(new SchemaProperty("whatHappened", QmfType.TYPE_STRING));
+    }
+    // End of static initialiser.
+
+    private final org.apache.qpid.server.model.Session _session;
+
+    /**
+     * Constructor.
+     * @param session the Session ConfiguredObject from the broker model.
+     * @param connectionRef the ObjectId of the Connection Object that is the parent of the Session.
+     */
+    public Session(final org.apache.qpid.server.model.Session session, final ObjectId connectionRef)
+    {
+        super(getSchema());
+        _session = session; // Will eventually be used in mapEncode() to retrieve statistics.
+
+        setValue("name", session.getAttribute("id")); // Use ID to be consistent with C++ Broker.
+        setValue("channelId", session.getName());     // The Java Broker name uses the channelId.
+        setRefValue("connectionRef", connectionRef);
+    }
+
+    /**
+     * This method maps the org.apache.qpid.server.model.Session to QMF2 subscribe properties where possible then
+     * serialises into the underlying Map for transmission via AMQP. This method is called by handleQueryRequest()
+     * in the org.apache.qpid.qmf2.agent.Agent class implementing the main QMF2 Agent behaviour.
+     * 
+     * @return the underlying map. 
+     */
+    @Override
+    public Map<String, Object> mapEncode()
+    {
+        // Statistics
+
+        Statistics stats = _session.getStatistics();
+        setValue("unackedMessages", stats.getStatistic("unacknowledgedMessages"));
+
+        update(); // TODO Only Update if statistics have changes.
+
+        return super.mapEncode();
+    }
+}

Propchange: qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/agentdata/Session.java
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    svn:eol-style = native

Propchange: qpid/branches/0.24/qpid/tools/src/java/src/qpid-broker-plugins-management-qmf2/java/org/apache/qpid/server/qmf2/agentdata/Session.java
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    svn:keywords = Rev Date



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