--- /dev/null
+package org.onap.portalapp.widget.service;
+
+import java.io.File;
+import java.io.UnsupportedEncodingException;
+
+import org.onap.portalapp.widget.domain.ValidationRespond;
+import org.onap.portalapp.widget.domain.WidgetCatalog;
+import org.onap.portalapp.widget.domain.WidgetFile;
+import org.springframework.web.multipart.MultipartFile;
+
+public interface StorageService {
+
+ void deleteWidgetFile(long widgetId);
+
+ WidgetFile getWidgetFile(long widgetId);
+
+ String getWidgetMarkup(long widgetId) throws UnsupportedEncodingException;
+
+ String getWidgetController(long widgetId) throws UnsupportedEncodingException;
+
+ String getWidgetFramework(long widgetId) throws UnsupportedEncodingException;
+
+ String getWidgetCSS(long widgetId) throws UnsupportedEncodingException;
+
+ ValidationRespond checkZipFile(MultipartFile file);
+
+ void save(MultipartFile file, WidgetCatalog newWidget, long widgetId);
+
+ void initSave(File file, WidgetCatalog newWidget, long widgetId);
+
+ void update(MultipartFile file, WidgetCatalog newWidget, long widgetId);
+
+ byte[] getWidgetCatalogContent(long widgetId) throws Exception;
+}