Add APPM store APIs for getting application data

components/application-mgt/org.wso2.carbon.device.application.mgt.common/src/main/java/org/wso2/carbon/device/application/mgt/common/services/ApplicationManager.java

@@ -124,7 +124,7 @@ public interface ApplicationManager {
      * @return the ApplicationDTO identified by the ID
      * @throws ApplicationManagementException ApplicationDTO Management Exception.
      */
-    ApplicationDTO getApplicationByUuid(String uuid, String state) throws ApplicationManagementException;
+    Application getApplicationByUuid(String uuid, String state) throws ApplicationManagementException;
 
     /**
      * To get an application associated with the release.
@@ -252,4 +252,6 @@ public interface ApplicationManager {
 
     void updateCategory(String oldCategoryName, String newCategoryName) throws ApplicationManagementException;
 
+    String getInstallableLifecycleState() throws ApplicationManagementException;
+
 }

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

@@ -444,20 +444,45 @@ public class GenericApplicationDAOImpl extends AbstractDAOImpl implements Applic
         ResultSet rs = null;
         try {
             conn = this.getDBConnection();
-            String sql =
-                    "SELECT AP_APP.ID AS APP_ID, AP_APP.NAME AS APP_NAME, AP_APP.TYPE AS APP_TYPE, AP_APP.APP_CATEGORY "
-                            + "AS APP_CATEGORY, AP_APP.SUB_TYPE AS SUB_TYPE, AP_APP.CURRENCY AS CURRENCY, "
-                            + "AP_APP.RESTRICTED AS RESTRICTED, AP_APP.DEVICE_TYPE_ID AS DEVICE_TYPE_ID, "
-                            + "AP_APP_TAG.TAG AS APP_TAG, AP_UNRESTRICTED_ROLE.ROLE AS "
-                            + "ROLE FROM ((AP_APP LEFT JOIN AP_APP_TAG ON AP_APP.ID = AP_APP_TAG.AP_APP_ID) "
-                            + "LEFT JOIN AP_UNRESTRICTED_ROLE ON AP_APP.ID = AP_UNRESTRICTED_ROLE.AP_APP_ID) "
-                            + "WHERE AP_APP.ID = (SELECT AP_APP_ID FROM AP_APP_RELEASE WHERE UUID =? ) AND "
-                            + "AP_APP.TENANT_ID = ? AND AP_APP.STATUS != ?;";
+            String sql = "SELECT "
+                    + "AP_APP.ID AS APP_ID, "
+                    + "AP_APP.NAME AS APP_NAME, "
+                    + "AP_APP.DESCRIPTION AS APP_DESCRIPTION, "
+                    + "AP_APP.TYPE AS APP_TYPE, "
+                    + "AP_APP.STATUS AS APP_STATUS, "
+                    + "AP_APP.SUB_TYPE AS APP_SUB_TYPE, "
+                    + "AP_APP.CURRENCY AS APP_CURRENCY, "
+                    + "AP_APP.RATING AS APP_RATING, "
+                    + "AP_APP.DEVICE_TYPE_ID AS APP_DEVICE_TYPE_ID, "
+                    + "AP_APP_RELEASE.ID AS RELEASE_ID, "
+                    + "AP_APP_RELEASE.DESCRIPTION AS RELEASE_DESCRIPTION, "
+                    + "AP_APP_RELEASE.VERSION AS RELEASE_VERSION, "
+                    + "AP_APP_RELEASE.UUID AS RELEASE_UUID, "
+                    + "AP_APP_RELEASE.RELEASE_TYPE AS RELEASE_TYPE, "
+                    + "AP_APP_RELEASE.INSTALLER_LOCATION AS AP_RELEASE_STORED_LOC, "
+                    + "AP_APP_RELEASE.ICON_LOCATION AS AP_RELEASE_ICON_LOC, "
+                    + "AP_APP_RELEASE.BANNER_LOCATION AS AP_RELEASE_BANNER_LOC, "
+                    + "AP_APP_RELEASE.SC_1_LOCATION AS AP_RELEASE_SC1, "
+                    + "AP_APP_RELEASE.SC_2_LOCATION AS AP_RELEASE_SC2, "
+                    + "AP_APP_RELEASE.SC_3_LOCATION AS AP_RELEASE_SC3, "
+                    + "AP_APP_RELEASE.APP_HASH_VALUE AS RELEASE_HASH_VALUE, "
+                    + "AP_APP_RELEASE.APP_PRICE AS RELEASE_PRICE, "
+                    + "AP_APP_RELEASE.APP_META_INFO AS RELEASE_META_INFO, "
+                    + "AP_APP_RELEASE.SUPPORTED_OS_VERSIONS AS RELEASE_SUP_OS_VERSIONS, "
+                    + "AP_APP_RELEASE.RATING AS RELEASE_RATING, "
+                    + "AP_APP_RELEASE.CURRENT_STATE AS RELEASE_CURRENT_STATE, "
+                    + "AP_APP_RELEASE.RATED_USERS AS RATED_USER_COUNT "
+                    + "FROM AP_APP "
+                    + "INNER JOIN AP_APP_RELEASE ON "
+                    + "AP_APP.ID = AP_APP_RELEASE.AP_APP_ID AND "
+                    + "AP_APP.TENANT_ID = AP_APP_RELEASE.TENANT_ID "
+                    + "WHERE "
+                    + "AP_APP.ID = (SELECT AP_APP_RELEASE.AP_APP_ID FROM AP_APP_RELEASE WHERE AP_APP_RELEASE.UUID = ?) "
+                    + "AND AP_APP.TENANT_ID = ?";
 
             stmt = conn.prepareStatement(sql);
             stmt.setString(1, releaseUuid);
             stmt.setInt(2, tenantId);
-            stmt.setString(3, AppLifecycleState.RETIRED.toString());
             rs = stmt.executeQuery();
 
             if (log.isDebugEnabled()) {

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

@@ -625,11 +625,6 @@ public class ApplicationManagerImpl implements ApplicationManager {
 
     @Override
     public ApplicationList getApplications(Filter filter) throws ApplicationManagementException {
-        if (filter == null) {
-            String msg = "Request Payload is null";
-            log.error(msg);
-            throw new BadRequestException(msg);
-        }
         int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
         String userName = PrivilegedCarbonContext.getThreadLocalCarbonContext().getUsername();
         ApplicationList applicationList = new ApplicationList();
@@ -845,10 +840,10 @@ public class ApplicationManagerImpl implements ApplicationManager {
                     filteredApplicationReleaseDTOs.add(applicationReleaseDTO);
                 }
             }
-            applicationDTO.setApplicationReleaseDTOs(filteredApplicationReleaseDTOs);
-            if (applicationDTO.getApplicationReleaseDTOs().isEmpty()){
+            if (state != null && filteredApplicationReleaseDTOs.isEmpty()) {
                 return null;
             }
+            applicationDTO.setApplicationReleaseDTOs(filteredApplicationReleaseDTOs);
 
             List<String> tags = this.applicationDAO.getAppTags(appId, tenantId);
             List<String> categories = this.applicationDAO.getAppCategories(appId, tenantId);
@@ -856,9 +851,6 @@ public class ApplicationManagerImpl implements ApplicationManager {
             if (!categories.isEmpty()){
                 applicationDTO.setAppCategories(categories);
             }
-            if (isAdminUser(userName, tenantId, CarbonConstants.UI_ADMIN_PERMISSION_COLLECTION)) {
-                return appDtoToAppResponse(applicationDTO);
-            }
 
             List<String> unrestrictedRoles = this.visibilityDAO.getUnrestrictedRoles(appId, tenantId);
             if (!unrestrictedRoles.isEmpty()) {
@@ -944,44 +936,66 @@ public class ApplicationManagerImpl implements ApplicationManager {
 
 
     @Override
-    public ApplicationDTO getApplicationByUuid(String uuid, String state) throws ApplicationManagementException {
+    public Application getApplicationByUuid(String uuid, String state) throws ApplicationManagementException {
         int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
         String userName = PrivilegedCarbonContext.getThreadLocalCarbonContext().getUsername();
-        ApplicationDTO application;
-        boolean isAppAllowed = false;
-        List<ApplicationReleaseDTO> applicationReleases;
+        boolean isVisibleApp = false;
+
         try {
             ConnectionManagerUtil.openDBConnection();
-            application = this.applicationDAO.getApplicationByUUID(uuid, tenantId);
-            if (application == null) {
-                throw new NotFoundException("Couldn't find an application for application release UUID:: " + uuid);
-            }
-            if (isAdminUser(userName, tenantId, CarbonConstants.UI_ADMIN_PERMISSION_COLLECTION)) {
-                applicationReleases = getReleases(application, state);
-                application.setApplicationReleaseDTOs(applicationReleases);
-                return application;
+            ApplicationDTO applicationDTO = applicationDAO.getApplicationByUUID(uuid, tenantId);
+
+            if (applicationDTO == null) {
+                String msg = "Couldn't found an application for application release UUID: " + uuid;
+                log.error(msg);
+                throw new NotFoundException(msg);
             }
 
-            if (!application.getUnrestrictedRoles().isEmpty()) {
-                if (hasUserRole(application.getUnrestrictedRoles(), userName)) {
-                    isAppAllowed = true;
+            List<ApplicationReleaseDTO> filteredApplicationReleaseDTOs = new ArrayList<>();
+            for (ApplicationReleaseDTO applicationReleaseDTO : applicationDTO.getApplicationReleaseDTOs()) {
+                if (!applicationReleaseDTO.getCurrentState().equals(lifecycleStateManager.getEndState()) && (
+                        state == null || applicationReleaseDTO.getCurrentState().equals(state))) {
+                    filteredApplicationReleaseDTOs.add(applicationReleaseDTO);
                 }
-            } else {
-                isAppAllowed = true;
             }
-
-            if (!isAppAllowed) {
+            if (state != null && filteredApplicationReleaseDTOs.isEmpty()) {
                 return null;
             }
-            applicationReleases = getReleases(application, state);
-            application.setApplicationReleaseDTOs(applicationReleases);
-            return application;
+            applicationDTO.setApplicationReleaseDTOs(filteredApplicationReleaseDTOs);
+
+            List<String> tags = this.applicationDAO.getAppTags(applicationDTO.getId(), tenantId);
+            List<String> categories = this.applicationDAO.getAppCategories(applicationDTO.getId(), tenantId);
+            applicationDTO.setTags(tags);
+            applicationDTO.setAppCategories(categories);
+
+            List<String> unrestrictedRoles = this.visibilityDAO.getUnrestrictedRoles(applicationDTO.getId(), tenantId);
+            if (!unrestrictedRoles.isEmpty()) {
+                if (hasUserRole(unrestrictedRoles, userName)) {
+                    isVisibleApp = true;
+                }
+            } else {
+                isVisibleApp = true;
+            }
+
+            if (!isVisibleApp) {
+                String msg = "You are trying to access visibility restricted application. You don't have required "
+                        + "roles to view this application,";
+                log.error(msg);
+                throw new ForbiddenException(msg);
+            }
+            return appDtoToAppResponse(applicationDTO);
+        } catch (LifecycleManagementException e) {
+            String msg = "Error occurred when getting the last state of the application lifecycle flow";
+            log.error(msg);
+            throw new ApplicationManagementException(msg, e);
         } catch (UserStoreException e) {
-            throw new ApplicationManagementException(
-                    "User-store exception while getting application with the application release UUID " + uuid);
+            String msg = "User-store exception while getting application with the application release UUID " + uuid;
+            log.error(msg);
+            throw new ApplicationManagementException(msg, e);
         } catch (ApplicationManagementDAOException e) {
-            //todo
-            throw new ApplicationManagementException("");
+            String msg = "Error occurred while getting, application data.";
+            log.error(msg);
+            throw new ApplicationManagementException(msg);
         } finally {
             ConnectionManagerUtil.closeDBConnection();
         }
@@ -2198,6 +2212,17 @@ public class ApplicationManagerImpl implements ApplicationManager {
         }
     }
 
+    @Override
+    public String getInstallableLifecycleState() throws ApplicationManagementException {
+        if (lifecycleStateManager == null) {
+            String msg = "Application lifecycle manager is not initialed. Please contact the administrator.";
+            log.error(msg);
+            throw new ApplicationManagementException(msg);
+        }
+        return lifecycleStateManager.getInstallableState();
+    }
+
+
     private void validateFilter(Filter filter) throws BadRequestException {
         if (filter == null) {
             String msg = "Filter validation is failed, Filter shouldn't be null, hence please verify the request payload";

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

@@ -121,9 +121,9 @@ public interface ApplicationManagementPublisherAPI {
                             message = "OK. \n Successfully got application list.",
                             response = ApplicationList.class),
                     @ApiResponse(
-                            code = 404,
-                            message = "Not Found. There doesn't have an application which is matched with requested " +
-                                    "query."),
+                            code = 400,
+                            message = "Bad Request. \n " +
+                                    "Application retrieving request payload contains unacceptable or vulnerable data"),
                     @ApiResponse(
                             code = 500,
                             message = "Internal Server Error. \n Error occurred while getting the application list.",

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

@@ -74,10 +74,14 @@ public class ApplicationManagementPublisherAPIImpl implements ApplicationManagem
     @Override
     @Consumes("application/json")
     public Response getApplications(
-            @Valid Filter filter ){
+            @Valid Filter filter) {
         ApplicationManager applicationManager = APIUtil.getApplicationManager();
-
         try {
+            if (filter == null) {
+                String msg = "Request Payload is null";
+                log.error(msg);
+                return Response.status(Response.Status.BAD_REQUEST).entity(msg).build();
+            }
             ApplicationList applications = applicationManager.getApplications(filter);
             if (applications.getApplications().isEmpty()) {
                 return Response.status(Response.Status.OK)

components/application-mgt/org.wso2.carbon.device.application.mgt.store.api/src/main/java/org/wso2/carbon/device/application/mgt/store/api/services/ApplicationManagementAPI.java

@@ -1,20 +1,18 @@
-/*
- *   Copyright (c) 2017, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
+/* Copyright (c) 2019, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
  *
- *   WSO2 Inc. licenses this file to you under the Apache License,
- *   Version 2.0 (the "License"); you may not use this file except
- *   in compliance with the License.
- *   You may obtain a copy of the License at
+ * Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License.
+ * You may obtain a copy of the License at
  *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- *   Unless required by applicable law or agreed to in writing,
- *   software distributed under the License is distributed on an
- *   "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *   KIND, either express or implied.  See the License for the
- *   specific language governing permissions and limitations
- *   under the License.
+ *    http://www.apache.org/licenses/LICENSE-2.0
  *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package org.wso2.carbon.device.application.mgt.store.api.services;
 
@@ -31,15 +29,17 @@ import io.swagger.annotations.Tag;
 import org.wso2.carbon.apimgt.annotations.api.Scope;
 import org.wso2.carbon.apimgt.annotations.api.Scopes;
 import org.wso2.carbon.device.application.mgt.common.ErrorResponse;
+import org.wso2.carbon.device.application.mgt.common.Filter;
 import org.wso2.carbon.device.application.mgt.common.dto.ApplicationDTO;
 import org.wso2.carbon.device.application.mgt.common.ApplicationList;
 
+import javax.validation.Valid;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.GET;
+import javax.ws.rs.POST;
 import javax.ws.rs.Path;
 import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
-import javax.ws.rs.QueryParam;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
 
@@ -72,7 +72,7 @@ import javax.ws.rs.core.Response;
                 )
         }
 )
-@Path("/store/applications")
+@Path("/applications")
 @Api(value = "ApplicationDTO Management", description = "This API carries all app store management related operations " +
         "such as get all the applications etc.")
 @Produces(MediaType.APPLICATION_JSON)
@@ -80,7 +80,7 @@ public interface ApplicationManagementAPI {
 
     String SCOPE = "scope";
 
-    @GET
+    @POST
     @Produces(MediaType.APPLICATION_JSON)
     @Consumes(MediaType.APPLICATION_JSON)
     @ApiOperation(
@@ -103,8 +103,9 @@ public interface ApplicationManagementAPI {
                             message = "OK. \n Successfully got application list.",
                             response = ApplicationList.class),
                     @ApiResponse(
-                            code = 404,
-                            message = "Not Found. Not Found Applications."),
+                            code = 400,
+                            message = "Bad Request. \n " +
+                                    "Application retrieving request payload contains unacceptable or vulnerable data"),
                     @ApiResponse(
                             code = 500,
                             message = "Internal Server Error. \n Error occurred while getting the application list.",
@@ -112,34 +113,10 @@ public interface ApplicationManagementAPI {
             })
     Response getApplications(
             @ApiParam(
-                    name = "name",
-                    value = "Name of the application")
-            @QueryParam("name") String appName,
-            @ApiParam(
-                    name = "type",
-                    value = "Type of the application")
-            @QueryParam("type") String appType,
-            @ApiParam(
-                    name = "category",
-                    value = "CategoryDTO of the application")
-            @QueryParam("category") String appCategory,
-            @ApiParam(
-                    name = "exact-match",
-                    value = "Is it requesting exactly matching application or partially matching application.")
-            @QueryParam("exact-match") boolean isFullMatch,
-            @ApiParam(
-                    name = "offset",
-                    value = "Provide from which position apps should return", defaultValue = "0")
-            @QueryParam("offset") int offset,
-            @ApiParam(
-                    name = "limit",
-                    value = "Provide how many apps it should return", defaultValue = "20")
-            @QueryParam("limit") int limit,
-            @ApiParam(
-                    name = "limit",
-                    value = "Provide how many apps it should return", defaultValue = "ASC")
-            @QueryParam("sort") String sortBy
-
+                    name = "filter",
+                    value = "Application filtering data",
+                    required = true)
+            @Valid Filter filter
     );
 
     @GET

components/application-mgt/org.wso2.carbon.device.application.mgt.store.api/src/main/java/org/wso2/carbon/device/application/mgt/store/api/services/impl/ApplicationManagementAPIImpl.java

@@ -1,90 +1,80 @@
-/*
- *   Copyright (c) 2017, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
+/* Copyright (c) 2019, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
  *
- *   WSO2 Inc. licenses this file to you under the Apache License,
- *   Version 2.0 (the "License"); you may not use this file except
- *   in compliance with the License.
- *   You may obtain a copy of the License at
+ * Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License.
+ * You may obtain a copy of the License at
  *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- *   Unless required by applicable law or agreed to in writing,
- *   software distributed under the License is distributed on an
- *   "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- *   KIND, either express or implied.  See the License for the
- *   specific language governing permissions and limitations
- *   under the License.
+ *    http://www.apache.org/licenses/LICENSE-2.0
  *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 package org.wso2.carbon.device.application.mgt.store.api.services.impl;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.wso2.carbon.device.application.mgt.common.AppLifecycleState;
-import org.wso2.carbon.device.application.mgt.common.dto.ApplicationDTO;
 import org.wso2.carbon.device.application.mgt.common.ApplicationList;
 import org.wso2.carbon.device.application.mgt.common.Filter;
 import org.wso2.carbon.device.application.mgt.common.exception.ApplicationManagementException;
+import org.wso2.carbon.device.application.mgt.common.response.Application;
 import org.wso2.carbon.device.application.mgt.common.services.ApplicationManager;
+import org.wso2.carbon.device.application.mgt.core.exception.BadRequestException;
 import org.wso2.carbon.device.application.mgt.core.exception.NotFoundException;
+import org.wso2.carbon.device.application.mgt.core.exception.UnexpectedServerErrorException;
 import org.wso2.carbon.device.application.mgt.core.util.APIUtil;
 import org.wso2.carbon.device.application.mgt.store.api.services.ApplicationManagementAPI;
 
+import javax.validation.Valid;
 import javax.ws.rs.Consumes;
-import javax.ws.rs.DefaultValue;
 import javax.ws.rs.GET;
+import javax.ws.rs.POST;
 import javax.ws.rs.Path;
 import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
-import javax.ws.rs.QueryParam;
 import javax.ws.rs.core.Response;
 
 /**
- * Implementation of Application Management related APIs.
+ * Implementation of Application Management STORE APIs.
  */
 @Produces({ "application/json" })
-@Path("/store/applications")
+@Path("/applications")
 public class ApplicationManagementAPIImpl implements ApplicationManagementAPI {
 
     private static Log log = LogFactory.getLog(ApplicationManagementAPIImpl.class);
 
-    @GET
+    @POST
     @Override
     @Consumes("application/json")
-    public Response getApplications(
-            @QueryParam("name") String appName,
-            @QueryParam("type") String appType,
-            @QueryParam("category") String appCategory,
-            @QueryParam("exact-match") boolean isFullMatch,
-            @DefaultValue("0") @QueryParam("offset") int offset,
-            @DefaultValue("20") @QueryParam("limit") int limit,
-            @DefaultValue("ASC") @QueryParam("sort") String sortBy) {
-
+    public Response getApplications(@Valid Filter filter) {
         ApplicationManager applicationManager = APIUtil.getApplicationManager();
         try {
-            Filter filter = new Filter();
-            filter.setOffset(offset);
-            filter.setLimit(limit);
-            filter.setSortBy(sortBy);
-            filter.setFullMatch(isFullMatch);
-            filter.setAppReleaseState(AppLifecycleState.PUBLISHED.toString());
-            if (appName != null && !appName.isEmpty()) {
-                filter.setAppName(appName);
+            if (filter == null) {
+                String msg = "Request Payload is null";
+                log.error(msg);
+                return Response.status(Response.Status.BAD_REQUEST).entity(msg).build();
             }
-            if (appType != null && !appType.isEmpty()) {
-                filter.setAppType(appType);
-            }
-//            if (appCategory != null && !appCategory.isEmpty()) {
-//                filter.setAppCategories(appCategory);
-//            }
+            filter.setAppReleaseState(applicationManager.getInstallableLifecycleState());
             ApplicationList applications = applicationManager.getApplications(filter);
             if (applications.getApplications().isEmpty()) {
-                return Response.status(Response.Status.NOT_FOUND)
-                        .entity("Couldn't find any application for requested query.").build();
+                return Response.status(Response.Status.OK)
+                        .entity("Couldn't find any application for the requested query.").build();
             }
             return Response.status(Response.Status.OK).entity(applications).build();
+        } catch (BadRequestException e) {
+            String msg = e.getMessage();
+            log.error(msg, e);
+            return Response.status(Response.Status.BAD_REQUEST).entity(msg).build();
+        } catch (UnexpectedServerErrorException e) {
+            String msg = e.getMessage();
+            log.error(msg);
+            return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(msg).build();
         } catch (ApplicationManagementException e) {
-            String msg = "Error occurred while getting the application list for publisher ";
+            String msg = e.getMessage();
             log.error(msg, e);
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(msg).build();
         }
@@ -93,12 +83,17 @@ public class ApplicationManagementAPIImpl implements ApplicationManagementAPI {
     @GET
     @Consumes("application/json")
     @Path("/{uuid}")
-    public Response getApplication(
-            @PathParam("uuid") String uuid) {
+    public Response getApplication(@PathParam("uuid") String uuid) {
         ApplicationManager applicationManager = APIUtil.getApplicationManager();
         try {
-            ApplicationDTO application = applicationManager
-                    .getApplicationByUuid(uuid, AppLifecycleState.PUBLISHED.toString());
+            Application application = applicationManager
+                    .getApplicationByUuid(uuid, applicationManager.getInstallableLifecycleState());
+            if (application == null) {
+                String msg = "Could not found an application release which is in " + applicationManager
+                        .getInstallableLifecycleState() + " state.";
+                log.error(msg);
+                return Response.status(Response.Status.OK).entity(msg).build();
+            }
             return Response.status(Response.Status.OK).entity(application).build();
         } catch (NotFoundException e) {
             String msg = "Application with application release UUID: " + uuid + " is not found";