Adding more testcases and fixes.

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

@@ -29,6 +29,7 @@ import org.wso2.carbon.device.mgt.jaxrs.beans.ErrorResponse;
 import org.wso2.carbon.device.mgt.jaxrs.service.api.ActivityInfoProviderService;
 import org.wso2.carbon.device.mgt.jaxrs.service.impl.util.RequestValidationUtil;
 import org.wso2.carbon.device.mgt.jaxrs.util.DeviceMgtAPIUtils;
+import org.wso2.carbon.user.api.UserStoreException;
 
 import javax.validation.constraints.Size;
 import javax.ws.rs.*;
@@ -54,6 +55,8 @@ public class ActivityProviderServiceImpl implements ActivityInfoProviderService
                                 @HeaderParam("If-Modified-Since") String ifModifiedSince) {
         Activity activity;
         DeviceManagementProviderService dmService;
+        Response response = validateAdminUser();
+        if (response == null) {
             try {
                 RequestValidationUtil.validateActivityId(id);
 
@@ -71,6 +74,9 @@ public class ActivityProviderServiceImpl implements ActivityInfoProviderService
                 return Response.serverError().entity(
                         new ErrorResponse.ErrorResponseBuilder().setMessage(msg).build()).build();
             }
+        } else {
+            return response;
+        }
     }
 
 
@@ -120,7 +126,6 @@ public class ActivityProviderServiceImpl implements ActivityInfoProviderService
         long sinceTimestamp;
         long timestamp = 0;
         boolean isIfModifiedSinceSet = false;
-        boolean isSinceSet = false;
         if (log.isDebugEnabled()) {
             log.debug("getActivities since: " + since + " , offset: " + offset + " ,limit: " + limit + " ," +
                     "ifModifiedSince: " + ifModifiedSince);
@@ -150,7 +155,6 @@ public class ActivityProviderServiceImpl implements ActivityInfoProviderService
                                 "Invalid date string is provided in 'since' filter").build()).build();
             }
             sinceTimestamp = sinceDate.getTime();
-            isSinceSet = true;
             timestamp = sinceTimestamp / 1000;
         }
 
@@ -162,7 +166,8 @@ public class ActivityProviderServiceImpl implements ActivityInfoProviderService
         if (log.isDebugEnabled()) {
             log.debug("getActivities final timestamp " + timestamp);
         }
-
+        Response response = validateAdminUser();
+        if (response == null) {
             List<Activity> activities;
             ActivityList activityList = new ActivityList();
             DeviceManagementProviderService dmService;
@@ -194,6 +199,24 @@ public class ActivityProviderServiceImpl implements ActivityInfoProviderService
                 return Response.serverError().entity(
                         new ErrorResponse.ErrorResponseBuilder().setMessage(msg).build()).build();
             }
+        } else {
+            return response;
+        }
     }
 
+    private Response validateAdminUser(){
+        try {
+            if (!DeviceMgtAPIUtils.isAdmin()) {
+                return Response.status(Response.Status.UNAUTHORIZED).entity("Unauthorized operation! Only admin role can perform " +
+                        "this operation.").build();
+            }
+            return null;
+        } catch (UserStoreException e) {
+            String msg
+                    = "Error occurred while validating the user have admin role!";
+            log.error(msg, e);
+            return Response.serverError().entity(
+                    new ErrorResponse.ErrorResponseBuilder().setMessage(msg).build()).build();
+        }
+    }
 }

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/util/DeviceMgtAPIUtils.java

@@ -702,4 +702,18 @@ public class DeviceMgtAPIUtils {
         SSLContext.setDefault(sslContext);
     }
 
+
+    public static boolean isAdmin() throws UserStoreException {
+        int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
+        UserRealm realmService = DeviceMgtAPIUtils.getRealmService().getTenantUserRealm(tenantId);
+        String adminRoleName = realmService.getRealmConfiguration().getAdminRoleName();
+        String userName = PrivilegedCarbonContext.getThreadLocalCarbonContext().getUsername();
+        String[] roles = realmService.getUserStoreManager().getRoleListOfUser(userName);
+        for (String role: roles){
+            if (role != null && role.equals(adminRoleName)){
+                return true;
+            }
+        }
+        return false;
+    }
 }

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/operation/mgt/OperationManager.java

@@ -94,8 +94,6 @@ public interface OperationManager {
     Activity getOperationByActivityIdAndDevice(String activity, DeviceIdentifier deviceId)
             throws OperationManagementException;
 
-    List<Activity> getActivitiesUpdatedAfter(long timestamp) throws OperationManagementException;
-
     List<Activity> getActivitiesUpdatedAfter(long timestamp, int limit, int offset) throws OperationManagementException;
 
     int getActivityCountUpdatedAfter(long timestamp) throws OperationManagementException;

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/operation/mgt/OperationManagerImpl.java

@@ -760,21 +760,6 @@ public class OperationManagerImpl implements OperationManager {
         }
     }
 
-    @Override
-    public List<Activity> getActivitiesUpdatedAfter(long timestamp) throws OperationManagementException {
-        try {
-            OperationManagementDAOFactory.openConnection();
-            return operationDAO.getActivitiesUpdatedAfter(timestamp);
-        } catch (SQLException e) {
-            throw new OperationManagementException("Error occurred while opening a connection to the data source.", e);
-        } catch (OperationManagementDAOException e) {
-            throw new OperationManagementException("Error occurred while getting the activity list changed after a " +
-                    "given time.", e);
-        } finally {
-            OperationManagementDAOFactory.closeConnection();
-        }
-    }
-
     @Override
     public List<Activity> getActivitiesUpdatedAfter(long timestamp, int limit,
                                                     int offset) throws OperationManagementException {

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

@@ -566,8 +566,6 @@ public interface DeviceManagementProviderService {
 
     Activity getOperationByActivityIdAndDevice(String activity, DeviceIdentifier deviceId) throws OperationManagementException;
 
-    List<Activity> getActivitiesUpdatedAfter(long timestamp) throws OperationManagementException;
-
     List<Activity> getActivitiesUpdatedAfter(long timestamp, int limit, int offset) throws OperationManagementException;
 
     int getActivityCountUpdatedAfter(long timestamp) throws OperationManagementException;

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

@@ -1458,11 +1458,6 @@ public class DeviceManagementProviderServiceImpl implements DeviceManagementProv
         return DeviceManagementDataHolder.getInstance().getOperationManager().getOperationByActivityIdAndDevice(activity, deviceId);
     }
 
-    @Override
-    public List<Activity> getActivitiesUpdatedAfter(long timestamp) throws OperationManagementException {
-        return DeviceManagementDataHolder.getInstance().getOperationManager().getActivitiesUpdatedAfter(timestamp);
-    }
-
     @Override
     public List<Activity> getActivitiesUpdatedAfter(long timestamp, int limit, int offset) throws OperationManagementException {
         limit = DeviceManagerUtil.validateActivityListPageSize(limit);

components/device-mgt/org.wso2.carbon.device.mgt.core/src/test/java/org/wso2/carbon/device/mgt/core/operation/OperationManagementTests.java

@@ -425,22 +425,7 @@ public class OperationManagementTests {
                 deviceIds.get(0).getType());
     }
 
-    @Test(dependsOnMethods = "updateOperation")
+    @Test(dependsOnMethods = "getOperationUpdatedAfterWithLimitAndOffset")
-    public void getActivitiesUpdatedAfter() throws OperationManagementException, ParseException {
-        List<Activity> operations = this.operationMgtService.getActivitiesUpdatedAfter
-                (this.commandActivityBeforeUpdatedTimestamp / 1000);
-        Assert.assertTrue(operations != null && operations.size() == 1,
-                "The operations updated after the created should be 1");
-        Activity operation = operations.get(0);
-        Assert.assertTrue(operation.getActivityStatus() != null && operation.getActivityStatus().size() == 1,
-                "The operation should be having the activity status of atleast one device");
-        Assert.assertEquals(operation.getActivityStatus().get(0).getDeviceIdentifier().getId(),
-                deviceIds.get(0).getId());
-        Assert.assertEquals(operation.getActivityStatus().get(0).getDeviceIdentifier().getType(),
-                deviceIds.get(0).getType());
-    }
-
-    @Test(dependsOnMethods = "getActivitiesUpdatedAfter")
     public void getActivityCountUpdatedAfter() throws OperationManagementException, ParseException {
         int activityCount = this.operationMgtService.getActivityCountUpdatedAfter
                 (this.commandActivityBeforeUpdatedTimestamp / 1000);