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/*
* ============LICENSE_START=======================================================
* ONAP : ccsdk features
* ================================================================================
* Copyright (C) 2019 highstreet technologies GmbH 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.ccsdk.features.sdnr.wt.dataprovider.impl;
import javax.servlet.ServletException;
import org.onap.ccsdk.features.sdnr.wt.common.database.HtDatabaseClient;
import org.onap.ccsdk.features.sdnr.wt.common.database.HtDatabaseClientException;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.http.DataTreeHttpServlet;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.http.MsServlet;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.http.UserdataHttpServlet;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.http.about.AboutHttpServlet;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.HtDatabaseMaintenance;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.HtUserdataManager;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.IEntityDataProvider;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.IEsConfig;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.NetconfTimeStamp;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.StatusChangedHandler.StatusKey;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.types.NetconfTimeStampImpl;
import org.opendaylight.mdsal.binding.api.DataBroker;
import org.opendaylight.mdsal.binding.api.RpcProviderService;
import org.osgi.service.http.HttpService;
import org.osgi.service.http.NamespaceException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class DataProviderImpl implements IEntityDataProvider, AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(DataProviderImpl.class);
private static final String APPLICATION_NAME = "data-provider";
private RpcProviderService rpcProviderService = null;
private MsServlet mediatorServerServlet;
private DataProviderServiceImpl rpcApiService;
private AboutHttpServlet aboutServlet;
private DataTreeHttpServlet treeServlet;
private UserdataHttpServlet userdataServlet;
private HtDatabaseClient dbClient;
private DataBroker dataBroker;
// Blueprint 1
public DataProviderImpl() {
super();
LOG.info("Creating provider for {}", APPLICATION_NAME);
}
public void setRpcProviderService(RpcProviderService rpcProviderService) {
this.rpcProviderService = rpcProviderService;
}
public void setMediatorServerServlet(MsServlet servlet) {
this.mediatorServerServlet = servlet;
}
public void setAboutServlet(AboutHttpServlet aboutServlet) {
this.aboutServlet = aboutServlet;
}
public void setTreeServlet(DataTreeHttpServlet treeServlet) {
this.treeServlet = treeServlet;
}
public void setUserdataServlet(UserdataHttpServlet userdataServlet) {
this.userdataServlet = userdataServlet;
}
public void setDataBroker(DataBroker dataBroker) {
this.dataBroker = dataBroker;
}
public void init() throws Exception {
LOG.info("Session Initiated start {}", APPLICATION_NAME);
try {
// Start RPC Service
this.rpcApiService = new DataProviderServiceImpl(rpcProviderService, this.mediatorServerServlet, this.dataBroker);
this.treeServlet.setInventoryTreeProvider(this.rpcApiService.getInventoryTreeProvider());
this.userdataServlet.setDatabaseClient(this.rpcApiService.getHtDatabaseUserManager());
LOG.info("Session Initiated end. Initialization done");
} catch (Exception e) {
if (e instanceof HtDatabaseClientException)
LOG.error("IOException: Could not connect to the Database. Please check Database connectivity");
throw e;
}
}
public void onUnbindService(HttpService httpService) {
httpService.unregister(AboutHttpServlet.URI_PRE);
this.aboutServlet = null;
}
public void onBindService(HttpService httpService)
throws ServletException, NamespaceException {
if (httpService == null) {
LOG.warn("Unable to inject HttpService into loader.");
} else {
httpService.registerServlet(AboutHttpServlet.URI_PRE, aboutServlet, null, null);
LOG.info("about servlet registered.");
}
}
@Override
public void close() throws Exception {
LOG.info("DeviceManagerImpl closing ...");
close(dbClient);
close(rpcApiService);
LOG.info("DeviceManagerImpl closing done");
}
/**
* Used to close all Services, that should support AutoCloseable Pattern
*
* @param toCloseList
* @throws Exception
*/
private void close(AutoCloseable... toCloseList) throws Exception {
for (AutoCloseable element : toCloseList) {
if (element != null) {
element.close();
}
}
}
@Override
public DataProvider getDataProvider() {
return rpcApiService.getDataProvider();
}
@Override
public HtDatabaseMaintenance getHtDatabaseMaintenance() {
return rpcApiService.getHtDatabaseMaintenance();
}
@Override
public IEsConfig getEsConfig() {
return rpcApiService.getEsConfig();
}
@Override
public NetconfTimeStamp getConverter() {
return NetconfTimeStampImpl.getConverter();
}
@Override
public void setStatus(StatusKey key, String value) {
if (this.aboutServlet != null) {
if (key == StatusKey.CLUSTER_SIZE) {
this.aboutServlet.setClusterSize(value);
}
}
}
@Override
public HtUserdataManager getHtDatabaseUserManager() {
return this.rpcApiService.getHtDatabaseUserManager();
}
}
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