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/*-
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
* =============================================================================
* 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 com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
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;
public class CCAActivator implements BundleActivator
{
private static final String CCA_PROP_FILE_VAR = "SDNC_CCA_PROPERTIES";
private static final String APPC_CONFIG_DIR_VAR = "APPC_CONFIG_DIR";
@SuppressWarnings("rawtypes")
private ServiceRegistration registration = null;
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(APPC_CONFIG_DIR_VAR);
if (propDir == null)
throw new ConfigurationException(
"Cannot find config file - " + CCA_PROP_FILE_VAR + " and " + APPC_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);
}
catch (Exception e)
{
throw new ConfigurationException("Could not load properties file " + propFileName, e);
}
log.info("Loaded properties: ");
// 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;
}
}
}
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