LPD-33264 Fix - add two missing methods implementation

Author: marcogalluzzi

portal-impl/src/com/liferay/portal/repository/liferayrepository/LiferayLocalRepository.java

@@ -483,6 +483,16 @@ public FileShortcut getFileShortcut(long fileShortcutId)
 			dlFileShortcutLocalService.getDLFileShortcut(fileShortcutId));
 	}
 
+	@Override
+	public FileShortcut getFileShortcutByExternalReferenceCode(
+			String externalReferenceCode)
+		throws PortalException {
+
+		return new LiferayFileShortcut(
+			dlFileShortcutLocalService.getDLFileShortcutByExternalReferenceCode(
+				externalReferenceCode, getGroupId()));
+	}
+
 	@Override
 	public FileVersion getFileVersion(long fileVersionId)
 		throws PortalException {
@@ -511,6 +521,15 @@ public Folder getFolder(long parentFolderId, String name)
 		return new LiferayFolder(dlFolder);
 	}
 
+	@Override
+	public Folder getFolderByExternalReferenceCode(String externalReferenceCode)
+		throws PortalException {
+
+		return new LiferayFolder(
+			dlFolderLocalService.getDLFolderByExternalReferenceCode(
+				externalReferenceCode, getGroupId()));
+	}
+
 	@Override
 	public List<Folder> getFolders(
 		long parentFolderId, boolean includeMountfolders, int start, int end,