1 files changed, 101 insertions, 0 deletions
diff --git a/appc-config/appc-config-adaptor/provider/src/main/java/org/onap/appc/ccadaptor/CCAActivator.java b/appc-config/appc-config-adaptor/provider/src/main/java/org/onap/appc/ccadaptor/CCAActivator.java
new file mode 100644
index 000000000..d9d2b11b0
--- /dev/null
+++ b/appc-config/appc-config-adaptor/provider/src/main/java/org/onap/appc/ccadaptor/CCAActivator.java
@@ -0,0 +1,101 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APP-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property.    All rights reserved.
+ * ================================================================================
+ * Licensed 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.appc.ccadaptor;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.util.Properties;
+
+import org.onap.ccsdk.sli.core.sli.ConfigurationException;
+import org.osgi.framework.BundleActivator;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceRegistration;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+
+public class CCAActivator implements BundleActivator
+{
+
+    private static final String CCA_PROP_FILE_VAR = "SDNC_CCA_PROPERTIES";
+    private static final String SDNC_CONFIG_DIR_VAR = "APPC_CONFIG_DIR";
+
+    @SuppressWarnings("rawtypes")
+    private ServiceRegistration registration = null;
+
+    //private static final Logger log = LoggerFactory.getLogger(CCAActivator.class);
+    private static final EELFLogger log = EELFManager.getInstance().getLogger(CCAActivator.class);
+
+    @Override
+    public void start(BundleContext ctx) throws Exception
+    {
+        // Read properties
+        Properties props = new Properties();
+
+        // Read properties from appc-config-adaptor.properties
+        String propFileName = System.getenv(CCA_PROP_FILE_VAR);
+        if (propFileName == null)
+        {
+            String propDir = System.getenv(SDNC_CONFIG_DIR_VAR);
+            if (propDir == null)
+                throw new ConfigurationException(
+                    "Cannot find config file - " + CCA_PROP_FILE_VAR + " and " + SDNC_CONFIG_DIR_VAR + " unset");
+
+            propFileName = propDir + "/appc-config-adaptor.properties";
+            log.warn("Environment variable " + CCA_PROP_FILE_VAR + " unset - defaulting to " + propFileName);
+        }
+
+        File propFile = new File(propFileName);
+        if (!propFile.exists())
+            throw new ConfigurationException("Missing configuration properties file: " + propFile);
+
+        try(InputStream in = new FileInputStream(propFile)) {
+            props.load(in);
+            log.info("Loaded properties: ");
+        }
+        catch (Exception e)
+        {
+            throw new ConfigurationException("Could not load properties file " + propFileName, e);
+        }
+
+        // Advertise adaptor
+        ConfigComponentAdaptor adaptor = new ConfigComponentAdaptor(props);
+        if (registration == null)
+        {
+            log.info("Registering service " + ConfigComponentAdaptor.class.getName());
+            registration = ctx.registerService(ConfigComponentAdaptor.class.getName(), adaptor, null);
+        }
+
+    }
+
+    @Override
+    public void stop(BundleContext ctx) throws Exception
+    {
+        if (registration != null)
+        {
+            registration.unregister();
+            registration = null;
+        }
+    }
+}