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/*-
* ============LICENSE_START=======================================================
* openECOMP : SDN-C
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights
* reserved.
* Modifications Copyright © 2018 IBM.
* ================================================================================
* 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.ccsdk.sli.northbound;
import java.util.Properties;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import org.onap.ccsdk.sli.core.sli.provider.MdsalHelper;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
import org.opendaylight.yang.gen.v1.org.onap.ccsdk.sli.northbound.datachange.rev150519.DataChangeNotificationInput;
import org.opendaylight.yang.gen.v1.org.onap.ccsdk.sli.northbound.datachange.rev150519.DataChangeNotificationInputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.ccsdk.sli.northbound.datachange.rev150519.DataChangeNotificationOutput;
import org.opendaylight.yang.gen.v1.org.onap.ccsdk.sli.northbound.datachange.rev150519.DataChangeNotificationOutputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.ccsdk.sli.northbound.datachange.rev150519.DataChangeService;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.util.concurrent.Futures;
/**
* Defines a base implementation for your provider. This class extends from a helper class
* which provides storage for the most commonly used components of the MD-SAL. Additionally the
* base class provides some basic logging and initialization / clean up methods.
*
*/
public class DataChangeProvider implements AutoCloseable, DataChangeService {
private static final Logger LOG = LoggerFactory.getLogger(DataChangeProvider.class);
private static final String APPLICATION_NAME = "DataChange";
private final ExecutorService executor;
protected DataBroker dataBroker;
protected NotificationPublishService notificationService;
protected RpcProviderRegistry rpcRegistry;
protected BindingAwareBroker.RpcRegistration<DataChangeService> rpcRegistration;
private final DataChangeClient dataChangeClient;
public DataChangeProvider(final DataBroker dataBroker,
final NotificationPublishService notificationPublishService,
final RpcProviderRegistry rpcProviderRegistry,
final DataChangeClient dataChangeClient) {
this.LOG.info( "Creating provider for {}", APPLICATION_NAME);
executor = Executors.newFixedThreadPool(1);
this.dataBroker = dataBroker;
this.notificationService = notificationPublishService;
this.rpcRegistry = rpcProviderRegistry;
this.dataChangeClient = dataChangeClient;
initialize();
}
public void initialize(){
LOG.info( "Initializing provider for {}", APPLICATION_NAME);
rpcRegistration = rpcRegistry.addRpcImplementation(DataChangeService.class, this);
LOG.info( "Initialization complete for {}", APPLICATION_NAME);
}
protected void initializeChild() {
//Override if you have custom initialization intelligence
}
@Override
public void close() throws Exception {
LOG.info( "Closing provider for {}", APPLICATION_NAME);
executor.shutdown();
rpcRegistration.close();
LOG.info( "Successfully closed provider for {}", APPLICATION_NAME);
}
@Override
public Future<RpcResult<DataChangeNotificationOutput>> dataChangeNotification(
DataChangeNotificationInput input) {
final String svcOperation = "data-change-notification";
Properties parms = new Properties();
DataChangeNotificationOutputBuilder serviceDataBuilder = new DataChangeNotificationOutputBuilder();
LOG.info( svcOperation +" called." );
if(input == null || input.getAaiEventId() == null) {
LOG.debug("exiting " +svcOperation+ " because of invalid input");
serviceDataBuilder.setDataChangeResponseCode("403");
RpcResult<DataChangeNotificationOutput> rpcResult =
RpcResultBuilder.<DataChangeNotificationOutput> status(true).withResult(serviceDataBuilder.build()).build();
return Futures.immediateFuture(rpcResult);
}
// add input to parms
LOG.info("Adding INPUT data for "+svcOperation+" input: " + input);
DataChangeNotificationInputBuilder inputBuilder = new DataChangeNotificationInputBuilder(input);
MdsalHelper.toProperties(parms, inputBuilder.build());
// Call SLI sync method
try
{
if (dataChangeClient.hasGraph(APPLICATION_NAME, svcOperation , null, "sync"))
{
try
{
dataChangeClient.execute("DataChange", svcOperation, null, "sync", serviceDataBuilder, parms);
}
catch (Exception e)
{
LOG.error("Caught exception executing service logic for "+ svcOperation, e);
serviceDataBuilder.setDataChangeResponseCode("500");
}
} else {
LOG.error("No service logic active for DataChange: '" + svcOperation + "'");
serviceDataBuilder.setDataChangeResponseCode("503");
}
}
catch (Exception e)
{
LOG.error("Caught exception looking for service logic", e);
serviceDataBuilder.setDataChangeResponseCode("500");
}
String errorCode = serviceDataBuilder.getDataChangeResponseCode();
if (!("0".equals(errorCode) || "200".equals(errorCode))) {
LOG.error("Returned FAILED for "+svcOperation+" error code: '" + errorCode + "'");
} else {
LOG.info("Returned SUCCESS for "+svcOperation+" ");
}
RpcResult<DataChangeNotificationOutput> rpcResult =
RpcResultBuilder.<DataChangeNotificationOutput> status(true).withResult(serviceDataBuilder.build()).build();
// return error
return Futures.immediateFuture(rpcResult);
}
}
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