import com.liferay.portlet.documentlibrary.model.DLFolder; //导入方法依赖的package包/类

private long createIGFolders(PortletRequest request,long userId,long repositoryId) throws PortalException, SystemException{

//Variables for folder ids

Long igMainFolderId = 0L;

Long igPortletFolderId = 0L;

Long igRecordFolderId = 0L;

//Search for folders

boolean igMainFolderFound = false;

boolean igPortletFolderFound = false;

try {

//Get the main folder

Folder igMainFolder = DLAppLocalServiceUtil.getFolder(repositoryId,DLFolderConstants.DEFAULT_PARENT_FOLDER_ID,IMAGEGALLERY_MAINFOLDER);

igMainFolderId = igMainFolder.getFolderId();

igMainFolderFound = true;

//Get the portlet folder

DLFolder igPortletFolder = DLFolderLocalServiceUtil.getFolder(repositoryId,igMainFolderId,IMAGEGALLERY_PORTLETFOLDER);

igPortletFolderId = igPortletFolder.getFolderId();

igPortletFolderFound = true;

} catch (Exception ex) {

}

ServiceContext serviceContext= ServiceContextFactory.getInstance( DLFolder.class.getName(), request);

//Damos permisos al archivo para usuarios de comunidad.

serviceContext.setAddGroupPermissions(true);

serviceContext.setAddGuestPermissions(true);

//Create main folder if not exist

if(!igMainFolderFound) {

Folder newImageMainFolder=DLAppLocalServiceUtil.addFolder(userId, repositoryId, 0, IMAGEGALLERY_MAINFOLDER, IMAGEGALLERY_MAINFOLDER_DESCRIPTION, serviceContext);

igMainFolderId = newImageMainFolder.getFolderId();

igMainFolderFound = true;

}

//Create portlet folder if not exist

if(igMainFolderFound && !igPortletFolderFound){

Folder newImagePortletFolder = DLAppLocalServiceUtil.addFolder(userId, repositoryId, igMainFolderId, IMAGEGALLERY_PORTLETFOLDER, IMAGEGALLERY_PORTLETFOLDER_DESCRIPTION, serviceContext);

igPortletFolderFound = true;

igPortletFolderId = newImagePortletFolder.getFolderId();

}

//Create this record folder

if(igPortletFolderFound){

SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmmss");

Date date = new Date();

String igRecordFolderName=dateFormat.format(date)+StringPool.UNDERLINE+userId;

Folder newImageRecordFolder = DLAppLocalServiceUtil.addFolder(userId,repositoryId, igPortletFolderId,igRecordFolderName, igRecordFolderName, serviceContext);

igRecordFolderId = newImageRecordFolder.getFolderId();

}

return igRecordFolderId;

}