refactor code for firebase cloud messaging

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm/pom.xml

@@ -27,10 +27,10 @@
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
-    <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm</artifactId>
+    <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm</artifactId>
     <packaging>bundle</packaging>
-    <name>WSO2 Carbon - GCM Based Push Notification Provider Implementation</name>
+    <name>WSO2 Carbon - FCM Based Push Notification Provider Implementation</name>
-    <description>WSO2 Carbon - GCM Based Push Notification Provider Implementation</description>
+    <description>WSO2 Carbon - FCM Based Push Notification Provider Implementation</description>
     <url>http://wso2.org</url>
 
     <dependencies>
@@ -128,10 +128,10 @@
                         <Bundle-SymbolicName>${project.artifactId}</Bundle-SymbolicName>
                         <Bundle-Name>${project.artifactId}</Bundle-Name>
                         <Bundle-Version>${carbon.device.mgt.version}</Bundle-Version>
-                        <Bundle-Description>GCM Based Push Notification Provider Bundle</Bundle-Description>
+                        <Bundle-Description>FCM Based Push Notification Provider Bundle</Bundle-Description>
                         <Export-Package>
-                            !org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.internal,
+                            !org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.internal,
-                            org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.*
+                            org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.*
                         </Export-Package>
                         <Import-Package>
                             com.google.gson,

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm/src/main/java/org/wso2/carbon/device/mgt/extensions/push/notification/provider/fcm/FCMBasedPushNotificationProvider.java

@@ -16,24 +16,24 @@
  *   under the License.
  *
  */
-package org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm;
+package org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm;
 
 import org.wso2.carbon.device.mgt.common.push.notification.NotificationStrategy;
 import org.wso2.carbon.device.mgt.common.push.notification.PushNotificationConfig;
 import org.wso2.carbon.device.mgt.common.push.notification.PushNotificationProvider;
 
-public class GCMBasedPushNotificationProvider implements PushNotificationProvider {
+public class FCMBasedPushNotificationProvider implements PushNotificationProvider {
 
-    private static final String PS_PROVIDER_GCM = "GCM";
+    private static final String PS_PROVIDER_FCM = "FCM";
 
     @Override
     public String getType() {
-        return PS_PROVIDER_GCM;
+        return PS_PROVIDER_FCM;
     }
 
     @Override
     public NotificationStrategy getNotificationStrategy(PushNotificationConfig config) {
-        return new GCMNotificationStrategy(config);
+        return new FCMNotificationStrategy(config);
     }
 
 }

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm/src/main/java/org/wso2/carbon/device/mgt/extensions/push/notification/provider/fcm/FCMNotificationStrategy.java

@@ -16,7 +16,7 @@
  *   under the License.
  *
  */
-package org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm;
+package org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm;
 
 import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
@@ -27,7 +27,7 @@ import org.wso2.carbon.device.mgt.common.push.notification.NotificationContext;
 import org.wso2.carbon.device.mgt.common.push.notification.NotificationStrategy;
 import org.wso2.carbon.device.mgt.common.push.notification.PushNotificationConfig;
 import org.wso2.carbon.device.mgt.common.push.notification.PushNotificationExecutionFailedException;
-import org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.internal.GCMDataHolder;
+import org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.internal.FCMDataHolder;
 
 import java.io.IOException;
 import java.io.OutputStream;
@@ -35,16 +35,16 @@ import java.net.HttpURLConnection;
 import java.net.URL;
 import java.util.List;
 
-public class GCMNotificationStrategy implements NotificationStrategy {
+public class FCMNotificationStrategy implements NotificationStrategy {
 
-    private static final String GCM_TOKEN = "GCM_TOKEN";
+    private static final String FCM_TOKEN = "FCM_TOKEN";
-    private static final String GCM_ENDPOINT = "https://fcm.googleapis.com/fcm/send";
+    private static final String FCM_ENDPOINT = "https://fcm.googleapis.com/fcm/send";
-    private static final String GCM_API_KEY = "gcmAPIKey";
+    private static final String FCM_API_KEY = "fcmAPIKey";
     private static final int TIME_TO_LIVE = 60;
     private static final int HTTP_STATUS_CODE_OK = 200;
     private PushNotificationConfig config;
 
-    public GCMNotificationStrategy(PushNotificationConfig config) {
+    public FCMNotificationStrategy(PushNotificationConfig config) {
         this.config = config;
     }
 
@@ -57,7 +57,7 @@ public class GCMNotificationStrategy implements NotificationStrategy {
     public void execute(NotificationContext ctx) throws PushNotificationExecutionFailedException {
         try {
             Device device =
-                    GCMDataHolder.getInstance().getDeviceManagementProviderService().getDevice(ctx.getDeviceId());
+                    FCMDataHolder.getInstance().getDeviceManagementProviderService().getDevice(ctx.getDeviceId());
             this.sendWakeUpCall(ctx.getOperation().getCode(), device);
         } catch (DeviceManagementException e) {
             throw new PushNotificationExecutionFailedException("Error occurred while retrieving device information", e);
@@ -79,13 +79,13 @@ public class GCMNotificationStrategy implements NotificationStrategy {
     private void sendWakeUpCall(String message,
                                 Device device) throws IOException, PushNotificationExecutionFailedException {
         OutputStream os = null;
-        byte[] bytes = getGCMRequest(message, getGCMToken(device.getProperties())).getBytes();
+        byte[] bytes = getFCMRequest(message, getFCMToken(device.getProperties())).getBytes();
 
         HttpURLConnection conn = null;
         try {
-            conn = (HttpURLConnection) new URL(GCM_ENDPOINT).openConnection();
+            conn = (HttpURLConnection) new URL(FCM_ENDPOINT).openConnection();
             conn.setRequestProperty("Content-Type", "application/json");
-            conn.setRequestProperty("Authorization", "key=" + config.getProperty(GCM_API_KEY));
+            conn.setRequestProperty("Authorization", "key=" + config.getProperty(FCM_API_KEY));
             conn.setRequestMethod("POST");
             conn.setDoOutput(true);
             os = conn.getOutputStream();
@@ -102,35 +102,35 @@ public class GCMNotificationStrategy implements NotificationStrategy {
         }
     }
 
-    private static String getGCMRequest(String message, String registrationId) {
+    private static String getFCMRequest(String message, String registrationId) {
-        JsonObject gcmRequest = new JsonObject();
+        JsonObject fcmRequest = new JsonObject();
-        gcmRequest.addProperty("delay_while_idle", false);
+        fcmRequest.addProperty("delay_while_idle", false);
-        gcmRequest.addProperty("time_to_live", TIME_TO_LIVE);
+        fcmRequest.addProperty("time_to_live", TIME_TO_LIVE);
 
-        //Add message to GCM request
+        //Add message to FCM request
         JsonObject data = new JsonObject();
         if (message != null && !message.isEmpty()) {
             data.addProperty("data", message);
-            gcmRequest.add("data", data);
+            fcmRequest.add("data", data);
         }
 
         //Set device reg-id
         JsonArray regIds = new JsonArray();
         regIds.add(new JsonPrimitive(registrationId));
 
-        gcmRequest.add("registration_ids", regIds);
+        fcmRequest.add("registration_ids", regIds);
-        return gcmRequest.toString();
+        return fcmRequest.toString();
     }
 
-    private static String getGCMToken(List<Device.Property> properties) {
+    private static String getFCMToken(List<Device.Property> properties) {
-        String gcmToken = null;
+        String fcmToken = null;
         for (Device.Property property : properties) {
-            if (GCM_TOKEN.equals(property.getName())) {
+            if (FCM_TOKEN.equals(property.getName())) {
-                gcmToken = property.getValue();
+                fcmToken = property.getValue();
                 break;
             }
         }
-        return gcmToken;
+        return fcmToken;
     }
 
 }

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm/src/main/java/org/wso2/carbon/device/mgt/extensions/push/notification/provider/fcm/internal/FCMDataHolder.java

@@ -16,16 +16,16 @@
  *   under the License.
  *
  */
-package org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.internal;
+package org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.internal;
 
 import org.wso2.carbon.device.mgt.core.service.DeviceManagementProviderService;
 
-public class GCMDataHolder {
+public class FCMDataHolder {
 
     private DeviceManagementProviderService deviceManagementProviderService;
-    private static GCMDataHolder thisInstance = new GCMDataHolder();
+    private static FCMDataHolder thisInstance = new FCMDataHolder();
 
-    public static GCMDataHolder getInstance() {
+    public static FCMDataHolder getInstance() {
         return thisInstance;
     }
 

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm/src/main/java/org/wso2/carbon/device/mgt/extensions/push/notification/provider/fcm/internal/FCMPushNotificationServiceComponent.java

@@ -16,7 +16,7 @@
  *   under the License.
  *
  */
-package org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.internal;
+package org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.internal;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -24,7 +24,7 @@ import org.osgi.service.component.ComponentContext;
 import org.wso2.carbon.device.mgt.core.service.DeviceManagementProviderService;
 
 /**
- * @scr.component name="org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.internal.GCMPushNotificationServiceComponent" immediate="true"
+ * @scr.component name="org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.internal.FCMPushNotificationServiceComponent" immediate="true"
  * @scr.reference name="carbon.device.mgt.provider"
  * interface="org.wso2.carbon.device.mgt.core.service.DeviceManagementProviderService"
  * cardinality="1..1"
@@ -32,23 +32,23 @@ import org.wso2.carbon.device.mgt.core.service.DeviceManagementProviderService;
  * bind="setDeviceManagementProviderService"
  * unbind="unsetDeviceManagementProviderService"
  */
-public class GCMPushNotificationServiceComponent {
+public class FCMPushNotificationServiceComponent {
 
-    private static final Log log = LogFactory.getLog(GCMPushNotificationServiceComponent.class);
+    private static final Log log = LogFactory.getLog(FCMPushNotificationServiceComponent.class);
 
     @SuppressWarnings("unused")
     protected void activate(ComponentContext componentContext) {
         try {
             if (log.isDebugEnabled()) {
-                log.debug("Initializing GCM based push notification provider implementation bundle");
+                log.debug("Initializing FCM based push notification provider implementation bundle");
             }
             //Do nothing
             if (log.isDebugEnabled()) {
-                log.debug("GCM based push notification provider implementation bundle has been successfully " +
+                log.debug("FCM based push notification provider implementation bundle has been successfully " +
                         "initialized");
             }
         } catch (Throwable e) {
-            log.error("Error occurred while initializing GCM based push notification provider " +
+            log.error("Error occurred while initializing FCM based push notification provider " +
                     "implementation bundle", e);
         }
     }
@@ -59,12 +59,12 @@ public class GCMPushNotificationServiceComponent {
 
     protected void setDeviceManagementProviderService(
             DeviceManagementProviderService deviceManagementProviderService) {
-        GCMDataHolder.getInstance().setDeviceManagementProviderService(deviceManagementProviderService);
+        FCMDataHolder.getInstance().setDeviceManagementProviderService(deviceManagementProviderService);
     }
 
     protected void unsetDeviceManagementProviderService(
             DeviceManagementProviderService deviceManagementProviderService) {
-        GCMDataHolder.getInstance().setDeviceManagementProviderService(deviceManagementProviderService);
+        FCMDataHolder.getInstance().setDeviceManagementProviderService(deviceManagementProviderService);
     }
 
 }

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.xmpp/src/main/java/org/wso2/carbon/device/mgt/extensions/push/notification/provider/xmpp/internal/XMPPPushNotificationServiceComponent.java

@@ -25,7 +25,7 @@ import org.wso2.carbon.device.mgt.core.service.DeviceManagementProviderService;
 import org.wso2.carbon.event.output.adapter.core.OutputEventAdapterService;
 
 /**
- * @scr.component name="org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.internal.XMPPPushNotificationServiceComponent" immediate="true"
+ * @scr.component name="org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.internal.XMPPPushNotificationServiceComponent" immediate="true"
  * @scr.reference name="carbon.device.mgt.provider"
  * interface="org.wso2.carbon.device.mgt.core.service.DeviceManagementProviderService"
  * cardinality="1..1"

components/device-mgt-extensions/pom.xml

@@ -34,7 +34,7 @@
     <url>http://wso2.org</url>
 
     <modules>
-        <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm</module>
+        <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm</module>
         <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.mqtt</module>
         <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.xmpp</module>
         <module>org.wso2.carbon.device.mgt.extensions.device.type.deployer</module>

features/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.feature/pom.xml

@@ -27,17 +27,17 @@
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
-    <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.feature</artifactId>
+    <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.feature</artifactId>
     <packaging>pom</packaging>
     <version>2.0.24-SNAPSHOT</version>
-    <name>WSO2 Carbon - GCM Based Push Notification Provider Feature</name>
+    <name>WSO2 Carbon - FCM Based Push Notification Provider Feature</name>
     <url>http://wso2.org</url>
     <description>WSO2 Carbon - MQTT Based Push Notification Provider Feature</description>
 
     <dependencies>
         <dependency>
             <groupId>org.wso2.carbon.devicemgt</groupId>
-            <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm</artifactId>
+            <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm</artifactId>
         </dependency>
     </dependencies>
 
@@ -80,7 +80,7 @@
                             <goal>p2-feature-gen</goal>
                         </goals>
                         <configuration>
-                            <id>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm</id>
+                            <id>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm</id>
                             <propertiesFile>../../../features/etc/feature.properties</propertiesFile>
                             <adviceFile>
                                 <properties>
@@ -90,7 +90,7 @@
                             </adviceFile>
                             <bundles>
                                 <bundleDef>
-                                    org.wso2.carbon.devicemgt:org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm:${carbon.device.mgt.version}
+                                    org.wso2.carbon.devicemgt:org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm:${carbon.device.mgt.version}
                                 </bundleDef>
                             </bundles>
                             <importFeatures>

features/device-mgt-extensions/pom.xml

@@ -34,7 +34,7 @@
 
     <modules>
         <module>org.wso2.carbon.device.mgt.extensions.device.type.deployer.feature</module>
-        <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.feature</module>
+        <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.feature</module>
         <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.mqtt.feature</module>
         <module>org.wso2.carbon.device.mgt.extensions.push.notification.provider.xmpp.feature</module>
     </modules>

features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/conf/cdm-config.xml

@@ -26,7 +26,7 @@
         </DataSourceConfiguration>
     </ManagementRepository>
     <PushNotificationProviders>
-        <Provider>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm.GCMBasedPushNotificationProvider</Provider>
+        <Provider>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm.FCMBasedPushNotificationProvider</Provider>
         <!--<Provider>org.wso2.carbon.device.mgt.mobile.impl.ios.apns.APNSBasedPushNotificationProvider</Provider>-->
         <Provider>org.wso2.carbon.device.mgt.extensions.push.notification.provider.mqtt.MQTTBasedPushNotificationProvider</Provider>
         <Provider>org.wso2.carbon.device.mgt.extensions.push.notification.provider.xmpp.XMPPBasedPushNotificationProvider</Provider>

pom.xml

@@ -1403,7 +1403,7 @@
             </dependency>
             <dependency>
                 <groupId>org.wso2.carbon.devicemgt</groupId>
-                <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.gcm</artifactId>
+                <artifactId>org.wso2.carbon.device.mgt.extensions.push.notification.provider.fcm</artifactId>
                 <version>${carbon.device.mgt.version}</version>
             </dependency>
             <dependency>