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From martyntay...@apache.org
Subject [33/41] activemq-artemis git commit: ARTEMIS-793 Improvement to OSGi integration
Date Fri, 21 Oct 2016 09:56:36 GMT
ARTEMIS-793 Improvement to OSGi integration


Project: http://git-wip-us.apache.org/repos/asf/activemq-artemis/repo
Commit: http://git-wip-us.apache.org/repos/asf/activemq-artemis/commit/2020dcd2
Tree: http://git-wip-us.apache.org/repos/asf/activemq-artemis/tree/2020dcd2
Diff: http://git-wip-us.apache.org/repos/asf/activemq-artemis/diff/2020dcd2

Branch: refs/heads/ARTEMIS-780
Commit: 2020dcd290301dd9b14ef5cc945bea2c316927a4
Parents: c65e8d4
Author: Benjamin Graf <benjamin.graf@gmx.net>
Authored: Tue Oct 11 21:27:52 2016 +0200
Committer: Benjamin Graf <benjamin.graf@gmx.net>
Committed: Wed Oct 19 22:03:00 2016 +0200

----------------------------------------------------------------------
 .../activemq/artemis/jdbc/store/JDBCUtils.java  |  18 +++
 .../artemis/osgi/DataSourceTracker.java         |  79 ++++++++++++
 .../activemq/artemis/osgi/OsgiBroker.java       | 123 ++++++++++++++-----
 .../artemis/osgi/ServerTrackerCallBack.java     |  22 ++++
 .../storage/FileStorageConfiguration.java       |   2 +-
 5 files changed, 209 insertions(+), 35 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/activemq-artemis/blob/2020dcd2/artemis-jdbc-store/src/main/java/org/apache/activemq/artemis/jdbc/store/JDBCUtils.java
----------------------------------------------------------------------
diff --git a/artemis-jdbc-store/src/main/java/org/apache/activemq/artemis/jdbc/store/JDBCUtils.java
b/artemis-jdbc-store/src/main/java/org/apache/activemq/artemis/jdbc/store/JDBCUtils.java
index 0098328..a0eba57 100644
--- a/artemis-jdbc-store/src/main/java/org/apache/activemq/artemis/jdbc/store/JDBCUtils.java
+++ b/artemis-jdbc-store/src/main/java/org/apache/activemq/artemis/jdbc/store/JDBCUtils.java
@@ -81,6 +81,24 @@ public class JDBCUtils {
 
    }
 
+   public static SQLProvider.Factory getSQLProviderFactory(String url) {
+      SQLProvider.Factory factory;
+      if (url.contains("derby")) {
+         logger.tracef("getSQLProvider Returning Derby SQL provider for url::%s", url);
+         factory = new DerbySQLProvider.Factory();
+      } else if (url.contains("postgres")) {
+         logger.tracef("getSQLProvider Returning postgres SQL provider for url::%s", url);
+         factory = new PostgresSQLProvider.Factory();
+      } else if (url.contains("mysql")) {
+         logger.tracef("getSQLProvider Returning mysql SQL provider for url::%s", url);
+         factory = new MySQLSQLProvider.Factory();
+      } else {
+         logger.tracef("getSQLProvider Returning generic SQL provider for url::%s", url);
+         factory = new GenericSQLProvider.Factory();
+      }
+      return factory;
+   }
+
    public static SQLProvider getSQLProvider(String driverClass, String tableName) {
       SQLProvider.Factory factory;
       if (driverClass.contains("derby")) {

http://git-wip-us.apache.org/repos/asf/activemq-artemis/blob/2020dcd2/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/DataSourceTracker.java
----------------------------------------------------------------------
diff --git a/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/DataSourceTracker.java
b/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/DataSourceTracker.java
new file mode 100644
index 0000000..69c54b3
--- /dev/null
+++ b/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/DataSourceTracker.java
@@ -0,0 +1,79 @@
+/*
+ * 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.activemq.artemis.osgi;
+
+import javax.sql.DataSource;
+import java.sql.Connection;
+import java.sql.SQLException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.apache.activemq.artemis.core.config.storage.DatabaseStorageConfiguration;
+import org.apache.activemq.artemis.jdbc.store.JDBCUtils;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceReference;
+import org.osgi.util.tracker.ServiceTrackerCustomizer;
+
+public class DataSourceTracker implements ServiceTrackerCustomizer<DataSource, DataSource>
{
+
+   private static final Logger LOG = Logger.getLogger(ProtocolTracker.class.getName());
+   private final String name;
+   private final BundleContext context;
+   private final DatabaseStorageConfiguration dsc;
+   private final ServerTrackerCallBack callback;
+
+   public DataSourceTracker(String name, BundleContext context, DatabaseStorageConfiguration
dsc,
+                            ServerTrackerCallBack callback) {
+      this.name = name;
+      this.context = context;
+      this.dsc = dsc;
+      this.callback = callback;
+   }
+
+   @Override
+   public DataSource addingService(ServiceReference<DataSource> reference) {
+      DataSource dataSource = context.getService(reference);
+      dsc.setDataSource(dataSource);
+      try (Connection conn = dataSource.getConnection()) {
+         dsc.setSqlProvider(JDBCUtils.getSQLProviderFactory(conn.getMetaData().getURL()));
+      } catch (SQLException ex) {
+         LOG.log(Level.WARNING, "Error getting dataSource provider infos", ex);
+      }
+      callback.setDataSourceDependency(false);
+      try {
+         callback.start();
+      } catch (Exception ex) {
+         LOG.log(Level.WARNING, "Error starting broker " + name, ex);
+      }
+      return dataSource;
+   }
+
+   @Override
+   public void modifiedService(ServiceReference<DataSource> reference, DataSource service)
{
+      // not supported
+   }
+
+   @Override
+   public void removedService(ServiceReference<DataSource> reference, DataSource service)
{
+      callback.setDataSourceDependency(true);
+      try {
+         callback.stop();
+      } catch (Exception ex) {
+         LOG.log(Level.WARNING, "Error stopping broker " + name, ex);
+      }
+   }
+}

http://git-wip-us.apache.org/repos/asf/activemq-artemis/blob/2020dcd2/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/OsgiBroker.java
----------------------------------------------------------------------
diff --git a/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/OsgiBroker.java
b/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/OsgiBroker.java
index c478096..58c2109 100644
--- a/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/OsgiBroker.java
+++ b/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/OsgiBroker.java
@@ -31,7 +31,10 @@ import java.util.Set;
 import org.apache.activemq.artemis.api.core.Interceptor;
 import org.apache.activemq.artemis.api.core.TransportConfiguration;
 import org.apache.activemq.artemis.core.config.FileDeploymentManager;
+import org.apache.activemq.artemis.core.config.StoreConfiguration;
+import org.apache.activemq.artemis.core.config.StoreConfiguration.StoreType;
 import org.apache.activemq.artemis.core.config.impl.FileConfiguration;
+import org.apache.activemq.artemis.core.config.storage.DatabaseStorageConfiguration;
 import org.apache.activemq.artemis.core.remoting.impl.netty.TransportConstants;
 import org.apache.activemq.artemis.core.server.ActiveMQComponent;
 import org.apache.activemq.artemis.core.server.ActiveMQServer;
@@ -57,6 +60,7 @@ public class OsgiBroker {
    private Map<String, ActiveMQComponent> components;
    private Map<String, ServiceRegistration<?>> registrations;
    private ServiceTracker tracker;
+   private ServiceTracker dataSourceTracker;
 
    @Activate
    public void activate(ComponentContext cctx) throws Exception {
@@ -92,42 +96,21 @@ public class OsgiBroker {
       final ActiveMQServer server = (ActiveMQServer) components.get("core");
 
       String[] requiredProtocols = getRequiredProtocols(server.getConfiguration().getAcceptorConfigurations());
-      ProtocolTrackerCallBack callback = new ProtocolTrackerCallBack() {
+      ProtocolTrackerCallBack callback = new ProtocolTrackerCallBackImpl(server, context,
properties);
 
-         @Override
-         public void addFactory(ProtocolManagerFactory<Interceptor> pmf) {
-            server.addProtocolManagerFactory(pmf);
-         }
-
-         @Override
-         public void removeFactory(ProtocolManagerFactory<Interceptor> pmf) {
-            server.removeProtocolManagerFactory(pmf);
-         }
-
-         @Override
-         public void stop() throws Exception {
-            ActiveMQComponent[] mqComponents = new ActiveMQComponent[components.size()];
-            components.values().toArray(mqComponents);
-            for (int i = mqComponents.length - 1; i >= 0; i--) {
-               mqComponents[i].stop();
-            }
-            unregister();
-         }
-
-         @Override
-         public void start() throws Exception {
-            List<ActiveMQComponent> componentsByStartOrder = getComponentsByStartOrder(components);
-            for (ActiveMQComponent component : componentsByStartOrder) {
-               component.start();
-            }
-            register(context, properties);
-         }
+      StoreConfiguration storeConfiguration = server.getConfiguration().getStoreConfiguration();
+      String dataSourceName = String.class.cast(properties.get("dataSourceName"));
+      if (storeConfiguration.getStoreType() == StoreType.DATABASE && dataSourceName
!= null &&
+               !dataSourceName.isEmpty()) {
+         callback = new ServerTrackerCallBackImpl(server, context, properties);
+         String filter = "(&(objectClass=javax.sql.DataSource)(osgi.jndi.service.name="
+ dataSourceName + "))";
+         DataSourceTracker trackerCust =
+                  new DataSourceTracker(name, context, DatabaseStorageConfiguration.class.cast(storeConfiguration),
+                                        (ServerTrackerCallBack) callback);
+         dataSourceTracker = new ServiceTracker(context, context.createFilter(filter), trackerCust);
+         dataSourceTracker.open();
+      }
 
-         @Override
-         public boolean isStarted() {
-            return server.isStarted();
-         }
-      };
       ProtocolTracker trackerCust = new ProtocolTracker(name, context, requiredProtocols,
callback);
       tracker = new ServiceTracker(context, ProtocolManagerFactory.class, trackerCust);
       tracker.open();
@@ -160,6 +143,9 @@ public class OsgiBroker {
    @Deactivate
    public void stop() throws Exception {
       tracker.close();
+      if (dataSourceTracker != null) {
+         dataSourceTracker.close();
+      }
    }
 
    public Map<String, ActiveMQComponent> getComponents() {
@@ -220,4 +206,73 @@ public class OsgiBroker {
          }
       }
    }
+
+   private class ProtocolTrackerCallBackImpl implements ProtocolTrackerCallBack {
+
+      private final ActiveMQServer server;
+      private final BundleContext context;
+      private final Dictionary<String, Object> properties;
+
+      ProtocolTrackerCallBackImpl(ActiveMQServer server, BundleContext context,
+                                         Dictionary<String, Object> properties) {
+         this.server = server;
+         this.context = context;
+         this.properties = properties;
+      }
+
+      @Override
+      public void addFactory(ProtocolManagerFactory<Interceptor> pmf) {
+         server.addProtocolManagerFactory(pmf);
+      }
+
+      @Override
+      public void removeFactory(ProtocolManagerFactory<Interceptor> pmf) {
+         server.removeProtocolManagerFactory(pmf);
+      }
+
+      @Override
+      public void stop() throws Exception {
+         ActiveMQComponent[] mqComponents = new ActiveMQComponent[components.size()];
+         components.values().toArray(mqComponents);
+         for (int i = mqComponents.length - 1; i >= 0; i--) {
+            mqComponents[i].stop();
+         }
+         unregister();
+      }
+
+      @Override
+      public void start() throws Exception {
+         List<ActiveMQComponent> componentsByStartOrder = getComponentsByStartOrder(components);
+         for (ActiveMQComponent component : componentsByStartOrder) {
+            component.start();
+         }
+         register(context, properties);
+      }
+
+      @Override
+      public boolean isStarted() {
+         return server.isStarted();
+      }
+   }
+
+   private class ServerTrackerCallBackImpl extends ProtocolTrackerCallBackImpl implements
ServerTrackerCallBack {
+
+      private volatile boolean dataSourceDependency = true;
+
+      ServerTrackerCallBackImpl(ActiveMQServer server, BundleContext context, Dictionary<String,
Object> properties) {
+         super(server, context, properties);
+      }
+
+      @Override
+      public void setDataSourceDependency(boolean dataSourceDependency) {
+         this.dataSourceDependency = dataSourceDependency;
+      }
+
+      @Override
+      public void start() throws Exception {
+         if (!dataSourceDependency) {
+            super.start();
+         }
+      }
+   }
 }

http://git-wip-us.apache.org/repos/asf/activemq-artemis/blob/2020dcd2/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/ServerTrackerCallBack.java
----------------------------------------------------------------------
diff --git a/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/ServerTrackerCallBack.java
b/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/ServerTrackerCallBack.java
new file mode 100644
index 0000000..1ef4c9e
--- /dev/null
+++ b/artemis-server-osgi/src/main/java/org/apache/activemq/artemis/osgi/ServerTrackerCallBack.java
@@ -0,0 +1,22 @@
+/*
+ * 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.activemq.artemis.osgi;
+
+public interface ServerTrackerCallBack extends ProtocolTrackerCallBack {
+
+   void setDataSourceDependency(boolean dataSourceDependency);
+}

http://git-wip-us.apache.org/repos/asf/activemq-artemis/blob/2020dcd2/artemis-server/src/main/java/org/apache/activemq/artemis/core/config/storage/FileStorageConfiguration.java
----------------------------------------------------------------------
diff --git a/artemis-server/src/main/java/org/apache/activemq/artemis/core/config/storage/FileStorageConfiguration.java
b/artemis-server/src/main/java/org/apache/activemq/artemis/core/config/storage/FileStorageConfiguration.java
index 05888b7..4dd08f5 100644
--- a/artemis-server/src/main/java/org/apache/activemq/artemis/core/config/storage/FileStorageConfiguration.java
+++ b/artemis-server/src/main/java/org/apache/activemq/artemis/core/config/storage/FileStorageConfiguration.java
@@ -29,7 +29,7 @@ public class FileStorageConfiguration implements StoreConfiguration {
 
    @Override
    public StoreType getStoreType() {
-      return StoreType.DATABASE;
+      return StoreType.FILE;
    }
 
    public String getMessageTableName() {


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