Fix for adding alerts twice with same name bug

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/api/GeoLocationBasedService.java

@@ -327,7 +327,7 @@ public interface GeoLocationBasedService {
                     }),
             @ApiResponse(
                     code = 400,
-                    message = "Bad Request. \n Invalid Device Identifiers found.",
+                    message = "Bad Request. \n A geo alert with this name already exists.",
                     response = Response.class),
             @ApiResponse(
                     code = 401,

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/GeoLocationBasedServiceImpl.java

@@ -48,6 +48,7 @@ import org.wso2.carbon.device.mgt.jaxrs.util.DeviceMgtUtil;
 import org.wso2.carbon.user.api.UserStoreException;
 import org.wso2.carbon.utils.multitenancy.MultitenantUtils;
 
+import javax.persistence.EntityExistsException;
 import javax.ws.rs.*;
 import javax.ws.rs.core.Response;
 import java.util.ArrayList;
@@ -201,9 +202,13 @@ public class GeoLocationBasedServiceImpl implements GeoLocationBasedService {
             geoService.createGeoAlert(alert, alertType);
             return Response.ok().build();
         } catch (GeoLocationBasedServiceException e) {
-            String error = "Error occurred while creating " + alertType + "alert";
+            String error = "Error occurred while creating " + alertType + " alert";
             log.error(error, e);
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(error).build();
+        } catch (AlertAlreadyExist e) {
+            String error = "A geo alert with this name already exists.";
+            log.error(error,e);
+            return Response.status(Response.Status.BAD_REQUEST).entity(error).build();
         }
     }
 
@@ -263,6 +268,10 @@ public class GeoLocationBasedServiceImpl implements GeoLocationBasedService {
             String error = "Error occurred while updating the geo alert for geo clusters";
             log.error(error, e);
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(error).build();
+        } catch (AlertAlreadyExist e) {
+            String error = "A geo alert with this name already exists.";
+            log.error(error,e);
+            return Response.status(Response.Status.BAD_REQUEST).entity(error).build();
         }
     }
 

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/geo/service/AlertAlreadyExist.java

@@ -0,0 +1,25 @@
+package org.wso2.carbon.device.mgt.common.geo.service;
+
+/**
+ * Custom exception class of Geo Service related operations.
+ */
+
+public class AlertAlreadyExist extends Exception {
+
+    private static final long serialVersionUID = 4709355511911265093L;
+
+    private String errorMessage;
+
+    public String getErrorMessage() {
+        return errorMessage;
+    }
+
+    public void setErrorMessage(String errorMessage) {
+        this.errorMessage = errorMessage;
+    }
+
+    public AlertAlreadyExist(String msg) {
+        super(msg);
+        setErrorMessage(msg);
+    }
+}

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/geo/service/GeoLocationProviderService.java

@@ -40,13 +40,13 @@ public interface GeoLocationProviderService {
             throws GeoLocationBasedServiceException, AlertAlreadyExistException;
 
     boolean createGeoAlert(Alert alert, String alertType)
-            throws GeoLocationBasedServiceException;
+            throws GeoLocationBasedServiceException,AlertAlreadyExist;
 
     boolean updateGeoAlert(Alert alert, DeviceIdentifier identifier, String alertType)
             throws GeoLocationBasedServiceException, AlertAlreadyExistException;
 
     boolean updateGeoAlert(Alert alert, String alertType)
-            throws GeoLocationBasedServiceException;
+            throws GeoLocationBasedServiceException,AlertAlreadyExist;
 
     boolean removeGeoAlert(String alertType, DeviceIdentifier identifier, String queryName)
             throws GeoLocationBasedServiceException;

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/geo/service/GeoLocationProviderServiceImpl.java

@@ -55,6 +55,7 @@ import org.wso2.carbon.registry.api.Resource;
 import javax.net.ssl.KeyManagerFactory;
 import javax.net.ssl.SSLContext;
 import javax.net.ssl.TrustManagerFactory;
+import javax.persistence.EntityExistsException;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
@@ -303,7 +304,7 @@ public class GeoLocationProviderServiceImpl implements GeoLocationProviderServic
 
     @Override
     public boolean createGeoAlert(Alert alert, DeviceIdentifier identifier, String alertType)
-            throws GeoLocationBasedServiceException, AlertAlreadyExistException {
+            throws GeoLocationBasedServiceException {
         return saveGeoAlert(alert, identifier, alertType, false);
     }
 
@@ -315,7 +316,7 @@ public class GeoLocationProviderServiceImpl implements GeoLocationProviderServic
 
     @Override
     public boolean updateGeoAlert(Alert alert, DeviceIdentifier identifier, String alertType)
-            throws GeoLocationBasedServiceException, AlertAlreadyExistException {
+            throws GeoLocationBasedServiceException {
         return saveGeoAlert(alert, identifier, alertType, true);
     }
 
@@ -423,7 +424,7 @@ public class GeoLocationProviderServiceImpl implements GeoLocationProviderServic
     }
 
     public boolean saveGeoAlert(Alert alert, DeviceIdentifier identifier, String alertType, boolean isUpdate)
-            throws GeoLocationBasedServiceException, AlertAlreadyExistException {
+            throws GeoLocationBasedServiceException {
 
         Type type = new TypeToken<Map<String, String>>() {
         }.getType();
@@ -465,38 +466,23 @@ public class GeoLocationProviderServiceImpl implements GeoLocationProviderServic
                     "Unrecognized execution plan type: " + alertType + " while creating geo alert");
         }
 
+        //persist alert in registry
+        updateRegistry(getRegistryPath(alertType, identifier, alert.getQueryName()), identifier, content,
+                       options);
+
         //deploy alert into event processor
         EventProcessorAdminServiceStub eventprocessorStub = null;
         String action = (isUpdate ? "updating" : "creating");
         try {
-            ExecutionPlanConfigurationDto[] allActiveExecutionPlanConfigs = null;
-            String activeExecutionPlan = null;
-            String executionPlanName = getExecutionPlanName(alertType, alert.getQueryName(),
-                    identifier.getId());
             eventprocessorStub = getEventProcessorAdminServiceStub();
             String parsedTemplate = parseTemplate(alertType, parseMap);
             String validationResponse = eventprocessorStub.validateExecutionPlan(parsedTemplate);
             if (validationResponse.equals("success")) {
-                allActiveExecutionPlanConfigs = eventprocessorStub.getAllActiveExecutionPlanConfigurations();
                 if (isUpdate) {
-                    for (ExecutionPlanConfigurationDto activeExectionPlanConfig:allActiveExecutionPlanConfigs) {
-                        activeExecutionPlan = activeExectionPlanConfig.getExecutionPlan();
-                        if (activeExecutionPlan.contains(executionPlanName)) {
+                    String executionPlanName = getExecutionPlanName(alertType, alert.getQueryName(),
+                                                                    identifier.getId());
                     eventprocessorStub.editActiveExecutionPlan(parsedTemplate, executionPlanName);
-                            return true;
-                        }
-                    }
-                    eventprocessorStub.deployExecutionPlan(parsedTemplate);
                 } else {
-                    for (ExecutionPlanConfigurationDto activeExectionPlanConfig:allActiveExecutionPlanConfigs) {
-                        activeExecutionPlan = activeExectionPlanConfig.getExecutionPlan();
-                        if (activeExecutionPlan.contains(executionPlanName)) {
-                            throw new AlertAlreadyExistException("Execution plan already exists with name "
-                                    + executionPlanName);
-                        }
-                    }
-                    updateRegistry(getRegistryPath(alertType, identifier, alert.getQueryName()), identifier, content,
-                            options);
                     eventprocessorStub.deployExecutionPlan(parsedTemplate);
                 }
             } else {
@@ -592,8 +578,6 @@ public class GeoLocationProviderServiceImpl implements GeoLocationProviderServic
     private String getExecutionPlanName(String alertType, String queryName, String deviceId) {
         if ("Traffic".equals(alertType)) {
             return "Geo-ExecutionPlan-Traffic_" + queryName + "_alert";
-        } else if ("Speed".equals(alertType)) {
-            return "Geo-ExecutionPlan-" + alertType + "---" + deviceId + "_alert";
         } else {
             return "Geo-ExecutionPlan-" + alertType + "_" + queryName + "---_" + deviceId + "_alert";
         }