Add application delete admin API

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/ApplicationDAO.java

@@ -59,14 +59,18 @@ public interface ApplicationDAO {
 
     void deleteTagMapping (List<Integer> tagIds, int applicationId, int tenantId) throws ApplicationManagementDAOException;
 
+    void deleteTagMapping (int applicationId, int tenantId) throws ApplicationManagementDAOException;
+
     List<String> getAppCategories (int appId, int tenantId) throws ApplicationManagementDAOException;
 
     List<CategoryDTO> getAllCategories(int tenantId) throws ApplicationManagementDAOException;
 
     void addCategories(List<String> categories, int tenantId) throws ApplicationManagementDAOException;
 
-    void addCategoryMapping (List<Integer>  categoryIds, int applicationId, int tenantId) throws ApplicationManagementDAOException;
+    void addCategoryMapping(List<Integer> categoryIds, int applicationId, int tenantId)
+            throws ApplicationManagementDAOException;
 
+    void deleteCategoryMapping (int applicationId, int tenantId) throws ApplicationManagementDAOException;
 
     /**
      * To check application existence.
@@ -209,5 +213,8 @@ public interface ApplicationDAO {
     ApplicationDTO getApplicationByRelease(String appReleaseUUID, int tenantId) throws ApplicationManagementDAOException;
 
     String getApplicationSubTypeByUUID(String uuid, int tenantId) throws ApplicationManagementDAOException;
+
+    void deleteApplication(int appId, int tenantId) throws ApplicationManagementDAOException;
+
 }
 

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/ApplicationReleaseDAO.java

@@ -115,6 +115,9 @@ public interface ApplicationReleaseDAO {
      */
     void deleteRelease(int id) throws ApplicationManagementDAOException;
 
+    void deleteReleases(List<Integer> applicationReleaseIds) throws ApplicationManagementDAOException;
+
+
     /**
      * To get release details of a specific application.
      *

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/LifecycleStateDAO.java

@@ -76,6 +76,9 @@ public interface LifecycleStateDAO {
      */
     void deleteLifecycleStateByReleaseId(int releaseId) throws LifeCycleManagementDAOException;
 
+    void deleteLifecycleStates(List<Integer> appReleaseIds) throws LifeCycleManagementDAOException;
+
+
     /***
      *
      * @param appId ID of the application

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/impl/application/GenericApplicationDAOImpl.java

@@ -808,6 +808,34 @@ public class GenericApplicationDAOImpl extends AbstractDAOImpl implements Applic
         }
     }
 
+    @Override
+    public void deleteCategoryMapping (int applicationId, int tenantId) throws ApplicationManagementDAOException{
+        if (log.isDebugEnabled()) {
+            log.debug("Request received in DAO Layer to delete Category mappings.");
+        }
+        Connection conn;
+        String sql = "DELETE FROM "
+                + "AP_APP_CATEGORY_MAPPING cm "
+                + "WHERE "
+                + "cm.AP_APP_ID = ? AND "
+                + "cm.TENANT_ID = ?";
+        try {
+            conn = this.getDBConnection();
+            try (PreparedStatement stmt = conn.prepareStatement(sql)){
+                stmt.setInt(1, applicationId);
+                stmt.setInt(2, tenantId);
+                stmt.executeUpdate();
+            }
+        } catch (DBConnectionException e) {
+            throw new ApplicationManagementDAOException(
+                    "Error occurred while obtaining the DB connection when deleting category mapping of application ID: "
+                            + applicationId , e);
+        } catch (SQLException e) {
+            throw new ApplicationManagementDAOException("Error occurred when deleting category mapping of application ID: "
+                    + applicationId, e);
+        }
+    }
+
     @Override
     public List<Integer> getTagIdsForTagNames(List<String> tagNames, int tenantId)
             throws ApplicationManagementDAOException {
@@ -931,12 +959,40 @@ public class GenericApplicationDAOImpl extends AbstractDAOImpl implements Applic
             }
         } catch (DBConnectionException e) {
             throw new ApplicationManagementDAOException(
-                    "Error occurred while obtaining the DB connection when deleting tag mapppig", e);
+                    "Error occurred while obtaining the DB connection when deleting tag mapping", e);
         } catch (SQLException e) {
             throw new ApplicationManagementDAOException("Error occurred when deleting tag mapping", e);
         }
     }
 
+    @Override
+    public void deleteTagMapping (int applicationId, int tenantId) throws ApplicationManagementDAOException{
+        if (log.isDebugEnabled()) {
+            log.debug("Request received in DAO Layer to delete Tag mappings.");
+        }
+        Connection conn;
+        String sql = "DELETE FROM "
+                + "AP_APP_TAG_MAPPING tm "
+                + "WHERE "
+                + "tm.AP_APP_ID = ? AND "
+                + "tm.TENANT_ID = ?";
+        try {
+            conn = this.getDBConnection();
+            try (PreparedStatement stmt = conn.prepareStatement(sql)){
+                stmt.setInt(1, applicationId);
+                stmt.setInt(2, tenantId);
+                stmt.executeUpdate();
+            }
+        } catch (DBConnectionException e) {
+            throw new ApplicationManagementDAOException(
+                    "Error occurred while obtaining the DB connection when deleting tag mapping of application ID: "
+                            + applicationId , e);
+        } catch (SQLException e) {
+            throw new ApplicationManagementDAOException("Error occurred when deleting tag mapping of application ID: "
+                    + applicationId, e);
+        }
+    }
+
     @Override
     public List<String> getAppCategories(int appId, int tenantId) throws ApplicationManagementDAOException {
         if (log.isDebugEnabled()) {
@@ -1132,4 +1188,31 @@ public class GenericApplicationDAOImpl extends AbstractDAOImpl implements Applic
         }
     }
 
+    @Override
+    public void deleteApplication(int appId, int tenantId) throws ApplicationManagementDAOException {
+        Connection conn;
+        String sql;
+        try {
+            conn = this.getDBConnection();
+            sql = "DELETE AP_APP  ap "
+                    + "WHERE ap.ID = ? AND "
+                    + "ap.TENANT_ID = ?";
+            try (PreparedStatement stmt = conn.prepareStatement(sql)){
+                stmt.setInt(1, appId);
+                stmt.setInt(2, tenantId);
+                stmt.executeUpdate();
+
+            }
+        } catch (DBConnectionException e) {
+            String msg = "Error occurred while obtaining the DB connection to delete application for application id::."
+                    + appId;
+            log.error(msg);
+            throw new ApplicationManagementDAOException(msg, e);
+        } catch (SQLException e) {
+            String msg = "Error occurred while deleting application for application ID: " + appId;
+            log.error(msg);
+            throw new ApplicationManagementDAOException(msg, e);
+        }
+    }
+
 }

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/impl/application/release/GenericApplicationReleaseDAOImpl.java

@@ -514,6 +514,31 @@ public class GenericApplicationReleaseDAOImpl extends AbstractDAOImpl implements
         }
     }
 
+    @Override
+    public void deleteReleases(List<Integer> applicationReleaseIds) throws ApplicationManagementDAOException{
+        Connection connection;
+        String sql = "DELETE "
+                + "FROM AP_APP_RELEASE "
+                + "WHERE ID = ?";
+        try {
+            connection = this.getDBConnection();
+            try (PreparedStatement statement = connection.prepareStatement(sql)){
+                for (Integer releaseId : applicationReleaseIds){
+                    statement.setInt(1, releaseId);
+                    statement.addBatch();
+                }
+                statement.executeBatch();
+            }
+        } catch (DBConnectionException e) {
+            throw new ApplicationManagementDAOException(
+                    "Database connection exception occurred while trying to delete given application release", e);
+        } catch (SQLException e) {
+            throw new ApplicationManagementDAOException(
+                    "SQL exception occurred while execute delete query for deleting given application releases.", e);
+        }
+    }
+
+
     @Override
     public boolean verifyReleaseExistenceByHash(String hashVal, int tenantId) throws ApplicationManagementDAOException {
         if (log.isDebugEnabled()) {

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/impl/lifecyclestate/GenericLifecycleStateDAOImpl.java

@@ -212,6 +212,31 @@ public class GenericLifecycleStateDAOImpl extends AbstractDAOImpl implements Lif
         }
     }
 
+    @Override
+    public void deleteLifecycleStates(List<Integer> appReleaseIds) throws LifeCycleManagementDAOException{
+        Connection conn;
+        try {
+            conn = this.getDBConnection();
+            String sql = "DELETE FROM " +
+                    "AP_APP_LIFECYCLE_STATE " +
+                    "WHERE AP_APP_RELEASE_ID = ?";
+            try (PreparedStatement stmt = conn.prepareStatement(sql)) {
+                for (Integer releaseId : appReleaseIds) {
+                    stmt.setInt(1, releaseId);
+                    stmt.addBatch();
+                }
+                stmt.executeBatch();
+            }
+        } catch (DBConnectionException e) {
+            throw new LifeCycleManagementDAOException("Error occurred while obtaining the DB connection for deleting "
+                    + "application life-cycle states for given application Ids.", e);
+        } catch (SQLException e) {
+            throw new LifeCycleManagementDAOException("Error occurred while deleting life-cycle states for given "
+                    + "application releases.", e);
+        }
+    }
+
+
     private LifecycleStateDTO constructLifecycle(ResultSet rs) throws LifeCycleManagementDAOException {
         LifecycleStateDTO lifecycleState = null;
         try {

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/impl/ApplicationManagerImpl.java

@@ -737,8 +737,9 @@ public class ApplicationManagerImpl implements ApplicationManager {
         if (log.isDebugEnabled()) {
             log.debug("ApplicationDTO release request is received for the application id: " + applicationId);
         }
-        try {
+
         ApplicationDTO applicationDTO = getApplication(applicationId);
+        try {
             ApplicationReleaseDTO applicationReleaseDTO = uploadReleaseArtifacts(applicationReleaseWrapper,
                     applicationDTO, applicationArtifact);
             ConnectionManagerUtil.beginDBTransaction();
@@ -819,11 +820,10 @@ public class ApplicationManagerImpl implements ApplicationManager {
     public Application getApplicationById(int appId, String state) throws ApplicationManagementException {
         int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
         String userName = PrivilegedCarbonContext.getThreadLocalCarbonContext().getUsername();
-        ApplicationDTO applicationDTO;
         boolean isVisibleApp = false;
-        try {
+        ApplicationDTO applicationDTO = getApplication(appId);
-            applicationDTO = getApplication(appId);
 
+        try {
             ConnectionManagerUtil.openDBConnection();
             List<ApplicationReleaseDTO> filteredApplicationReleaseDTOs = new ArrayList<>();
             for (ApplicationReleaseDTO applicationReleaseDTO : applicationDTO.getApplicationReleaseDTOs()) {
@@ -1162,39 +1162,49 @@ public class ApplicationManagerImpl implements ApplicationManager {
 
     @Override
     public void deleteApplication(int applicationId) throws ApplicationManagementException {
-        int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
-        ApplicationStorageManager applicationStorageManager = Util.getApplicationStorageManager();
-        List<String> storedLocations = new ArrayList<>();
-        ApplicationDTO applicationDTO;
         if (log.isDebugEnabled()) {
             log.debug("Request is received to delete applications which are related with the application id "
                     + applicationId);
         }
-        try {
+        int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
-            ConnectionManagerUtil.beginDBTransaction();
+        ApplicationStorageManager applicationStorageManager = Util.getApplicationStorageManager();
-            applicationDTO = this.applicationDAO.getApplicationById(applicationId, tenantId);
+        ApplicationDTO applicationDTO = getApplication(applicationId);
-
-            if (applicationDTO == null) {
-                throw new NotFoundException("Couldn't found an application for Application ID: " + applicationId);
-            }
         List<ApplicationReleaseDTO> applicationReleaseDTOs = applicationDTO.getApplicationReleaseDTOs();
-            List<ApplicationReleaseDTO> activeApplicationReleaseDTOs = new ArrayList<>();
         for (ApplicationReleaseDTO applicationReleaseDTO : applicationReleaseDTOs) {
-                if (!applicationReleaseDTO.getCurrentState().equals(lifecycleStateManager.getEndState())){
+            if (!lifecycleStateManager.isDeletableState(applicationReleaseDTO.getCurrentState())){
-                    activeApplicationReleaseDTOs.add(applicationReleaseDTO);
+                String msg = "Application release which has application release UUID: " +
+                        applicationReleaseDTO.getUuid() + " is not in a deletable state. Therefore Application "
+                        + "deletion is not permitted. In order to delete the application, all application releases "
+                        + "of the application has to be in a deletable state.";
+                log.error(msg);
+                throw new ForbiddenException(msg);
             }
-                storedLocations.add(applicationReleaseDTO.getAppHashValue());
         }
-            if (!activeApplicationReleaseDTOs.isEmpty()) {
+
-                String msg = "There are application releases which are not in the state " + lifecycleStateManager
+        try {
-                        .getEndState() + ". Hence you are not allowed to delete the application";
+            ConnectionManagerUtil.beginDBTransaction();
+            List<Integer> deletingAppReleaseIds = new ArrayList<>();
+            for (ApplicationReleaseDTO applicationReleaseDTO : applicationReleaseDTOs) {
+                List<DeviceSubscriptionDTO> deviceSubscriptionDTOS = subscriptionDAO
+                        .getDeviceSubscriptions(applicationReleaseDTO.getId(), tenantId);
+                if (!deviceSubscriptionDTOS.isEmpty()){
+                    String msg = "Application release which has UUID: " + applicationReleaseDTO.getUuid() +
+                            " either subscribed to device/s or it had subscribed to device/s. Therefore you are not "
+                            + "permitted to delete the application release.";
                     log.error(msg);
                     throw new ForbiddenException(msg);
                 }
-            this.applicationDAO.retireApplication(applicationId);
+                applicationStorageManager.deleteApplicationReleaseArtifacts(applicationReleaseDTO.getAppHashValue());
+                deletingAppReleaseIds.add(applicationReleaseDTO.getId());
+            }
+            this.lifecycleStateDAO.deleteLifecycleStates(deletingAppReleaseIds);
+            this.applicationReleaseDAO.deleteReleases(deletingAppReleaseIds);
+            this.applicationDAO.deleteTagMapping(applicationId, tenantId);
+            this.applicationDAO.deleteCategoryMapping(applicationId, tenantId);
+            this.applicationDAO.deleteApplication(applicationId, tenantId);
             ConnectionManagerUtil.commitDBTransaction();
-            applicationStorageManager.deleteAllApplicationReleaseArtifacts(storedLocations);
         } catch (ApplicationManagementDAOException e) {
+            ConnectionManagerUtil.rollbackDBTransaction();
             String msg = "Error occurred when getting application data for application id: " + applicationId;
             log.error(msg);
             throw new ApplicationManagementException(msg, e);
@@ -1203,6 +1213,12 @@ public class ApplicationManagerImpl implements ApplicationManager {
                     + applicationId;
             log.error(msg);
             throw new ApplicationManagementException(msg);
+        } catch (LifeCycleManagementDAOException e) {
+            ConnectionManagerUtil.rollbackDBTransaction();
+            String msg = "Error occured while deleting life-cycle state data of application releases of the application"
+                    + " which has application ID: " + applicationId;
+            log.error(msg);
+            throw new ApplicationManagementException(msg);
         } finally {
             ConnectionManagerUtil.closeDBConnection();
         }
@@ -1210,19 +1226,13 @@ public class ApplicationManagerImpl implements ApplicationManager {
 
     @Override
     public void retireApplication(int applicationId) throws ApplicationManagementException {
-        int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
-        ApplicationDTO applicationDTO;
         if (log.isDebugEnabled()) {
             log.debug("Request is received to delete applications which are related with the application id "
                     + applicationId);
         }
+        ApplicationDTO applicationDTO = getApplication(applicationId);
         try {
             ConnectionManagerUtil.beginDBTransaction();
-            applicationDTO = this.applicationDAO.getApplicationById(applicationId, tenantId);
-
-            if (applicationDTO == null) {
-                throw new NotFoundException("Couldn't found an application for Application ID: " + applicationId);
-            }
             List<ApplicationReleaseDTO> applicationReleaseDTOs = applicationDTO.getApplicationReleaseDTOs();
             List<ApplicationReleaseDTO> activeApplicationReleaseDTOs = new ArrayList<>();
             for (ApplicationReleaseDTO applicationReleaseDTO : applicationReleaseDTOs) {
@@ -1655,19 +1665,9 @@ public class ApplicationManagerImpl implements ApplicationManager {
 
         int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
         String userName = PrivilegedCarbonContext.getThreadLocalCarbonContext().getUsername();
-        ApplicationDTO applicationDTO;
+        ApplicationDTO applicationDTO = getApplication(applicationId);
-
         try {
             ConnectionManagerUtil.beginDBTransaction();
-            applicationDTO = this.applicationDAO.getApplicationById(applicationId, tenantId);
-            if (applicationDTO == null) {
-                ConnectionManagerUtil.rollbackDBTransaction();
-                String msg = "Tried to update Application which is not in the publisher. Please verify "
-                        + "application details";
-                log.error(msg);
-                throw new NotFoundException(msg);
-            }
-
             if (!StringUtils.isEmpty(applicationUpdateWrapper.getName())){
                 Filter filter = new Filter();
                 filter.setFullMatch(true);

components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.api/src/main/java/org/wso2/carbon/device/application/mgt/publisher/api/services/admin/ApplicationManagementPublisherAdminAPI.java

@@ -113,4 +113,42 @@ public interface ApplicationManagementPublisherAdminAPI {
                     value = "application release UUID",
                     required = true)
             @PathParam("uuid") String releaseUuid);
+
+    @DELETE
+    @Path("/{appId}")
+    @Produces(MediaType.APPLICATION_JSON)
+    @Consumes(MediaType.APPLICATION_JSON)
+    @ApiOperation(
+            consumes = MediaType.APPLICATION_JSON,
+            produces = MediaType.APPLICATION_JSON,
+            httpMethod = "DELETE",
+            value = "Delete application release.",
+            notes = "This will delete application release for given UUID",
+            tags = "Application Management",
+            extensions = {
+                    @Extension(properties = {
+                            @ExtensionProperty(name = SCOPE, value = "perm:admin:app:publisher:update")
+                    })
+            }
+    )
+    @ApiResponses(
+            value = {
+                    @ApiResponse(
+                            code = 200,
+                            message = "OK. \n Successfully delete application release.",
+                            response = ApplicationList.class),
+                    @ApiResponse(
+                            code = 404,
+                            message = "Not Found. There doesn't have an application release for UUID" +
+                                    "query."),
+                    @ApiResponse(
+                            code = 500,
+                            message = "Internal Server Error. \n Error occurred while deleting application release.",
+                            response = ErrorResponse.class)
+            }) Response deleteApplication(
+            @ApiParam(
+                    name = "appId",
+                    value = "application ID",
+                    required = true)
+            @PathParam("appId") int applicatioId);
 }

components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.api/src/main/java/org/wso2/carbon/device/application/mgt/publisher/api/services/impl/admin/ApplicationManagementPublisherAdminAPIImpl.java

@@ -100,4 +100,29 @@ public class ApplicationManagementPublisherAdminAPIImpl implements ApplicationMa
             }
         }
 
+    @DELETE
+    @Path("/{appId}")
+    public Response deleteApplication(
+            @PathParam("appId") int applicatioId) {
+        ApplicationManager applicationManager = APIUtil.getApplicationManager();
+        try {
+            applicationManager.deleteApplication(applicatioId);
+            String responseMsg = "Successfully deleted the application which has ID: " + applicatioId + "";
+            return Response.status(Response.Status.OK).entity(responseMsg).build();
+        } catch (NotFoundException e) {
+            String msg =
+                    "Couldn't found application release which is having the ID:" + applicatioId;
+            log.error(msg, e);
+            return Response.status(Response.Status.NOT_FOUND).entity(msg).build();
+        } catch (ForbiddenException e) {
+            String msg = "You don't have require permission to delete the application which has ID: " + applicatioId;
+            log.error(msg, e);
+            return Response.status(Response.Status.FORBIDDEN).entity(msg).build();
+        } catch (ApplicationManagementException e) {
+            String msg = "Error occurred while deleting the application which has application ID:: " + applicatioId;
+            log.error(msg, e);
+            return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(msg).build();
+        }
+    }
+
 }