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/*-
* ============LICENSE_START=======================================================
* openECOMP : SDN-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.openecomp.sdnc.datachange;
import java.util.Properties;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
import org.opendaylight.yang.gen.v1.org.openecomp.sdnc.datachange.rev150519.DataChangeNotificationInput;
import org.opendaylight.yang.gen.v1.org.openecomp.sdnc.datachange.rev150519.DataChangeNotificationInputBuilder;
import org.opendaylight.yang.gen.v1.org.openecomp.sdnc.datachange.rev150519.DataChangeNotificationOutput;
import org.opendaylight.yang.gen.v1.org.openecomp.sdnc.datachange.rev150519.DataChangeNotificationOutputBuilder;
import org.opendaylight.yang.gen.v1.org.openecomp.sdnc.datachange.rev150519.DataChangeService;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
import org.openecomp.sdnc.sli.provider.MdsalHelper;
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 final Logger log = LoggerFactory.getLogger( DataChangeProvider.class );
private final String appName = "DataChange";
private final ExecutorService executor;
protected DataBroker dataBroker;
protected NotificationProviderService notificationService;
protected RpcProviderRegistry rpcRegistry;
protected BindingAwareBroker.RpcRegistration<DataChangeService> rpcRegistration;
public DataChangeProvider(DataBroker dataBroker2,
NotificationProviderService notificationProviderService,
RpcProviderRegistry rpcProviderRegistry) {
this.log.info( "Creating provider for " + appName );
executor = Executors.newFixedThreadPool(1);
dataBroker = dataBroker2;
notificationService = notificationProviderService;
rpcRegistry = rpcProviderRegistry;
initialize();
}
public void initialize(){
log.info( "Initializing provider for " + appName );
rpcRegistration = rpcRegistry.addRpcImplementation(DataChangeService.class, this);
log.info( "Initialization complete for " + appName );
}
protected void initializeChild() {
//Override if you have custom initialization intelligence
}
@Override
public void close() throws Exception {
log.info( "Closing provider for " + appName );
executor.shutdown();
rpcRegistration.close();
log.info( "Successfully closed provider for " + appName );
}
public void setDataBroker(DataBroker dataBroker) {
this.dataBroker = dataBroker;
if( log.isDebugEnabled() ){
log.debug( "DataBroker set to " + (dataBroker==null?"null":"non-null") + "." );
}
}
public void setNotificationService(
NotificationProviderService notificationService) {
this.notificationService = notificationService;
if( log.isDebugEnabled() ){
log.debug( "Notification Service set to " + (notificationService==null?"null":"non-null") + "." );
}
}
public void setRpcRegistry(RpcProviderRegistry rpcRegistry) {
this.rpcRegistry = rpcRegistry;
if( log.isDebugEnabled() ){
log.debug( "RpcRegistry set to " + (rpcRegistry==null?"null":"non-null") + "." );
}
}
@Override
public Future<RpcResult<DataChangeNotificationOutput>> dataChangeNotification(
DataChangeNotificationInput input) {
final String SVC_OPERATION = "data-change-notification";
Properties parms = new Properties();
DataChangeNotificationOutputBuilder serviceDataBuilder = new DataChangeNotificationOutputBuilder();
log.info( SVC_OPERATION +" called." );
if(input == null || input.getAaiEventId() == null) {
log.debug("exiting " +SVC_OPERATION+ " 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 "+SVC_OPERATION+" input: " + input);
DataChangeNotificationInputBuilder inputBuilder = new DataChangeNotificationInputBuilder(input);
MdsalHelper.toProperties(parms, inputBuilder.build());
// Call SLI sync method
// Get SvcLogicService reference
DataChangeClient svcLogicClient = new DataChangeClient();
Properties respProps = null;
try
{
if (svcLogicClient.hasGraph("DataChange", SVC_OPERATION , null, "sync"))
{
try
{
respProps = svcLogicClient.execute("DataChange", SVC_OPERATION, null, "sync", serviceDataBuilder, parms);
}
catch (Exception e)
{
log.error("Caught exception executing service logic for "+ SVC_OPERATION, e);
serviceDataBuilder.setDataChangeResponseCode("500");
}
} else {
log.error("No service logic active for DataChange: '" + SVC_OPERATION + "'");
serviceDataBuilder.setDataChangeResponseCode("503");
}
}
catch (Exception e)
{
log.error("Caught exception looking for service logic", e);
serviceDataBuilder.setDataChangeResponseCode("500");
}
String errorCode = serviceDataBuilder.getDataChangeResponseCode();
if ( errorCode != null && errorCode.length() != 0 && !( errorCode.equals("0")|| errorCode.equals("200"))) {
log.error("Returned FAILED for "+SVC_OPERATION+" error code: '" + errorCode + "'");
} else {
log.info("Returned SUCCESS for "+SVC_OPERATION+" ");
}
RpcResult<DataChangeNotificationOutput> rpcResult =
RpcResultBuilder.<DataChangeNotificationOutput> status(true).withResult(serviceDataBuilder.build()).build();
// return error
return Futures.immediateFuture(rpcResult);
}
}
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