From 6a2785cc8d7afcc66cb54ca6de5b827051656019 Mon Sep 17 00:00:00 2001
From: Rasika Perera <info.rasika@gmail.com>
Date: Mon, 5 Jun 2017 10:18:31 +0530
Subject: [PATCH] Multitenancy added to event publisher

---
 .../service/EventsPublisherServiceImpl.java   | 40 +++++++++++++------
 1 file changed, 28 insertions(+), 12 deletions(-)

diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.analytics.data.publisher/src/main/java/org/wso2/carbon/device/mgt/analytics/data/publisher/service/EventsPublisherServiceImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.analytics.data.publisher/src/main/java/org/wso2/carbon/device/mgt/analytics/data/publisher/service/EventsPublisherServiceImpl.java
index 63e5bee1a60..4c039221c81 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.analytics.data.publisher/src/main/java/org/wso2/carbon/device/mgt/analytics/data/publisher/service/EventsPublisherServiceImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.analytics.data.publisher/src/main/java/org/wso2/carbon/device/mgt/analytics/data/publisher/service/EventsPublisherServiceImpl.java
@@ -21,10 +21,12 @@ package org.wso2.carbon.device.mgt.analytics.data.publisher.service;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
+import org.wso2.carbon.context.PrivilegedCarbonContext;
 import org.wso2.carbon.databridge.agent.DataPublisher;
 import org.wso2.carbon.databridge.commons.utils.DataBridgeCommonsUtils;
 import org.wso2.carbon.device.mgt.analytics.data.publisher.DeviceDataPublisher;
 import org.wso2.carbon.device.mgt.analytics.data.publisher.exception.DataPublisherConfigurationException;
+import org.wso2.carbon.utils.multitenancy.MultitenantConstants;
 
 /**
  * This is the implementation of Osgi Service which can be used to publish and retireved
@@ -39,23 +41,37 @@ public class EventsPublisherServiceImpl implements EventsPublisherService {
 	 * @param metaDataArray        - meta data that needs to pushed
 	 * @param correlationDataArray - correlation data that needs to be pushed
 	 * @param payloadDataArray     - payload data that needs to be pushed
-	 * @return
+	 * @return if success returns true
 	 * @throws DataPublisherConfigurationException
 	 */
 	@Override
 	public boolean publishEvent(String streamName, String version, Object[] metaDataArray,
 								Object[] correlationDataArray,
 								Object[] payloadDataArray) throws DataPublisherConfigurationException {
-		DataPublisher dataPublisher = DeviceDataPublisher.getInstance().getDataPublisher();
-		if (dataPublisher != null) {
-			String streamId = DataBridgeCommonsUtils.generateStreamId(streamName, version);
-			return dataPublisher.tryPublish(streamId, System.currentTimeMillis(), metaDataArray, correlationDataArray,
-											payloadDataArray);
-		} else {
-			return false;
-		}
-	}
-
-
+        String tenantDomain = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantDomain();
+        if (!tenantDomain.equals(MultitenantConstants.SUPER_TENANT_DOMAIN_NAME)) {
+            if (metaDataArray == null || metaDataArray.length == 0) {
+                throw new DataPublisherConfigurationException("meta data[0] should have the device Id field");
+            } else {
+                metaDataArray[0] = tenantDomain + "@" + metaDataArray[0];
+            }
+        }
 
+        PrivilegedCarbonContext.startTenantFlow();
+        PrivilegedCarbonContext.getThreadLocalCarbonContext()
+                .setTenantDomain(MultitenantConstants.SUPER_TENANT_DOMAIN_NAME, true);
+        try {
+            DataPublisher dataPublisher = DeviceDataPublisher.getInstance().getDataPublisher();
+            if (dataPublisher != null) {
+                String streamId = DataBridgeCommonsUtils.generateStreamId(streamName, version);
+                return dataPublisher.tryPublish(streamId, System.currentTimeMillis(), metaDataArray,
+                                                correlationDataArray,
+                                                payloadDataArray);
+            } else {
+                return false;
+            }
+        } finally {
+            PrivilegedCarbonContext.endTenantFlow();
+        }
+    }
 }
\ No newline at end of file