commit
6e1e58f2ec
@ -0,0 +1,52 @@
|
||||
/*
|
||||
* Copyright (c) 2018 - 2023, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
|
||||
*
|
||||
* Entgra (Pvt) Ltd. licenses this file to you 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.
|
||||
*/
|
||||
|
||||
package io.entgra.device.mgt.core.analytics.mgt.grafana.proxy.api.impl.util;
|
||||
|
||||
import io.entgra.device.mgt.core.analytics.mgt.grafana.proxy.core.service.GrafanaQueryService;
|
||||
import org.apache.commons.logging.Log;
|
||||
import org.apache.commons.logging.LogFactory;
|
||||
import org.wso2.carbon.context.PrivilegedCarbonContext;
|
||||
|
||||
public class GrafanaMgtAPIUtils {
|
||||
|
||||
private static final Log log = LogFactory.getLog(GrafanaMgtAPIUtils.class);
|
||||
private static volatile GrafanaQueryService grafanaQueryService;
|
||||
|
||||
/**
|
||||
* Accessing GrafanaQueryService from OSGI service context
|
||||
* @return GrafanaQueryService instance
|
||||
*/
|
||||
public static GrafanaQueryService getGrafanaQueryService() {
|
||||
if (grafanaQueryService == null) {
|
||||
synchronized (GrafanaMgtAPIUtils.class) {
|
||||
if (grafanaQueryService == null) {
|
||||
PrivilegedCarbonContext ctx = PrivilegedCarbonContext.getThreadLocalCarbonContext();
|
||||
grafanaQueryService =
|
||||
(GrafanaQueryService) ctx.getOSGiService(GrafanaQueryService.class, null);
|
||||
if (grafanaQueryService == null) {
|
||||
String msg = "Grafana Query service has not initialized.";
|
||||
log.error(msg);
|
||||
throw new IllegalStateException(msg);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return grafanaQueryService;
|
||||
}
|
||||
}
|
||||
Loading…
Reference in new issue