config-persister-feature-adapter to push configs from karaf features

[controller.git] / opendaylight / config / config-persister-feature-adapter / src / main / java / org / opendaylight / controller / configpusherfeature / internal / ConfigPusherCustomizer.java

diff --git a/opendaylight/config/config-persister-feature-adapter/src/main/java/org/opendaylight/controller/configpusherfeature/internal/ConfigPusherCustomizer.java b/opendaylight/config/config-persister-feature-adapter/src/main/java/org/opendaylight/controller/configpusherfeature/internal/ConfigPusherCustomizer.java
new file mode 100644 (file)
index 0000000..d33a8cb
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+++ b/opendaylight/config/config-persister-feature-adapter/src/main/java/org/opendaylight/controller/configpusherfeature/internal/ConfigPusherCustomizer.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.configpusherfeature.internal;
+
+import org.apache.karaf.features.FeaturesService;
+import org.opendaylight.controller.config.persist.api.ConfigPusher;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceReference;
+import org.osgi.util.tracker.ServiceTracker;
+import org.osgi.util.tracker.ServiceTrackerCustomizer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ConfigPusherCustomizer implements ServiceTrackerCustomizer<ConfigPusher, ConfigPusher>, AutoCloseable {
+    private static final Logger logger = LoggerFactory.getLogger(ConfigPusherCustomizer.class);
+    private ConfigFeaturesListener configFeaturesListener = null;
+    private FeatureServiceCustomizer featureServiceCustomizer = null;
+    private ServiceTracker<FeaturesService,FeaturesService> fsst = null;
+
+    @Override
+    public ConfigPusher addingService(ServiceReference<ConfigPusher> configPusherServiceReference) {
+        logger.trace("Got ConfigPusherCustomizer.addingService {}", configPusherServiceReference);
+        BundleContext bc = configPusherServiceReference.getBundle().getBundleContext();
+        ConfigPusher cpService = bc.getService(configPusherServiceReference);
+        featureServiceCustomizer = new FeatureServiceCustomizer(cpService);
+        fsst = new ServiceTracker<FeaturesService, FeaturesService>(bc, FeaturesService.class.getName(), featureServiceCustomizer);
+        fsst.open();
+        return cpService;
+    }
+
+    @Override
+    public void modifiedService(ServiceReference<ConfigPusher> configPusherServiceReference, ConfigPusher configPusher) {
+        // we don't care if the properties change
+    }
+
+    @Override
+    public void removedService(ServiceReference<ConfigPusher> configPusherServiceReference, ConfigPusher configPusher) {
+        this.close();
+    }
+
+    @Override
+    public void close() {
+        if(fsst != null) {
+            fsst.close();
+            fsst = null;
+        }
+        if(configFeaturesListener != null) {
+            configFeaturesListener.close();
+            configFeaturesListener = null;
+        }
+        if(featureServiceCustomizer != null) {
+            featureServiceCustomizer.close();
+            featureServiceCustomizer = null;
+        }
+    }
+}
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