Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.document.library.web.internal.portlet.action; import com.liferay.asset.kernel.exception.AssetCategoryException; import com.liferay.asset.kernel.exception.AssetTagException; import com.liferay.document.library.kernel.exception.DuplicateFileEntryException; import com.liferay.document.library.kernel.exception.DuplicateFolderNameException; import com.liferay.document.library.kernel.exception.InvalidFolderException; import com.liferay.document.library.kernel.exception.NoSuchFileEntryException; import com.liferay.document.library.kernel.exception.NoSuchFolderException; import com.liferay.document.library.kernel.exception.SourceFileNameException; import com.liferay.document.library.kernel.model.DLFileEntry; import com.liferay.document.library.kernel.service.DLAppService; import com.liferay.document.library.kernel.service.DLTrashService; import com.liferay.document.library.web.constants.DLPortletKeys; import com.liferay.portal.kernel.lock.DuplicateLockException; import com.liferay.portal.kernel.model.TrashedModel; import com.liferay.portal.kernel.portlet.LiferayWindowState; import com.liferay.portal.kernel.portlet.bridges.mvc.BaseMVCActionCommand; import com.liferay.portal.kernel.portlet.bridges.mvc.MVCActionCommand; import com.liferay.portal.kernel.repository.model.FileEntry; import com.liferay.portal.kernel.repository.model.FileShortcut; import com.liferay.portal.kernel.repository.model.Folder; import com.liferay.portal.kernel.security.auth.PrincipalException; import com.liferay.portal.kernel.service.ServiceContext; import com.liferay.portal.kernel.service.ServiceContextFactory; import com.liferay.portal.kernel.servlet.ServletResponseConstants; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.Portal; import com.liferay.portal.kernel.util.StringPool; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.trash.kernel.service.TrashEntryService; import com.liferay.trash.kernel.util.TrashUtil; import java.util.ArrayList; import java.util.List; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.PortletException; import javax.portlet.WindowState; import javax.servlet.http.HttpServletResponse; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Reference; /** * @author Brian Wing Shun Chan * @author Sergio Gonzlez * @author Manuel de la Pea * @author Levente Hudk */ @Component(property = { "javax.portlet.name=" + DLPortletKeys.DOCUMENT_LIBRARY, "javax.portlet.name=" + DLPortletKeys.DOCUMENT_LIBRARY_ADMIN, "javax.portlet.name=" + DLPortletKeys.MEDIA_GALLERY_DISPLAY, "mvc.command.name=/document_library/edit_entry", "mvc.command.name=/document_library/move_entry" }, service = MVCActionCommand.class) public class EditEntryMVCActionCommand extends BaseMVCActionCommand { protected void cancelCheckedOutEntries(ActionRequest actionRequest) throws Exception { long[] fileEntryIds = ParamUtil.getLongValues(actionRequest, "rowIdsFileEntry"); for (long fileEntryId : fileEntryIds) { _dlAppService.cancelCheckOut(fileEntryId); } } protected void checkInEntries(ActionRequest actionRequest) throws Exception { long[] fileEntryIds = ParamUtil.getLongValues(actionRequest, "rowIdsFileEntry"); ServiceContext serviceContext = ServiceContextFactory.getInstance(actionRequest); for (long fileEntryId : fileEntryIds) { _dlAppService.checkInFileEntry(fileEntryId, false, StringPool.BLANK, serviceContext); } } protected void checkOutEntries(ActionRequest actionRequest) throws Exception { long[] fileEntryIds = ParamUtil.getLongValues(actionRequest, "rowIdsFileEntry"); ServiceContext serviceContext = ServiceContextFactory.getInstance(actionRequest); for (long fileEntryId : fileEntryIds) { _dlAppService.checkOutFileEntry(fileEntryId, serviceContext); } } protected void deleteEntries(ActionRequest actionRequest, boolean moveToTrash) throws Exception { long[] deleteFolderIds = ParamUtil.getLongValues(actionRequest, "rowIdsFolder"); List<TrashedModel> trashedModels = new ArrayList<>(); for (int i = 0; i < deleteFolderIds.length; i++) { long deleteFolderId = deleteFolderIds[i]; if (moveToTrash) { Folder folder = _dlTrashService.moveFolderToTrash(deleteFolderId); if (folder.getModel() instanceof TrashedModel) { trashedModels.add((TrashedModel) folder.getModel()); } } else { _dlAppService.deleteFolder(deleteFolderId); } } // Delete file shortcuts before file entries. See LPS-21348. long[] deleteFileShortcutIds = ParamUtil.getLongValues(actionRequest, "rowIdsDLFileShortcut"); for (int i = 0; i < deleteFileShortcutIds.length; i++) { long deleteFileShortcutId = deleteFileShortcutIds[i]; if (moveToTrash) { FileShortcut fileShortcut = _dlTrashService.moveFileShortcutToTrash(deleteFileShortcutId); if (fileShortcut.getModel() instanceof TrashedModel) { trashedModels.add((TrashedModel) fileShortcut.getModel()); } } else { _dlAppService.deleteFileShortcut(deleteFileShortcutId); } } long[] deleteFileEntryIds = ParamUtil.getLongValues(actionRequest, "rowIdsFileEntry"); for (long deleteFileEntryId : deleteFileEntryIds) { if (moveToTrash) { FileEntry fileEntry = _dlTrashService.moveFileEntryToTrash(deleteFileEntryId); if (fileEntry.getModel() instanceof TrashedModel) { trashedModels.add((TrashedModel) fileEntry.getModel()); } } else { _dlAppService.deleteFileEntry(deleteFileEntryId); } } if (moveToTrash && !trashedModels.isEmpty()) { TrashUtil.addTrashSessionMessages(actionRequest, trashedModels); hideDefaultSuccessMessage(actionRequest); } } @Override protected void doProcessAction(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { String cmd = ParamUtil.getString(actionRequest, Constants.CMD); try { if (cmd.equals(Constants.CANCEL_CHECKOUT)) { cancelCheckedOutEntries(actionRequest); } else if (cmd.equals(Constants.CHECKIN)) { checkInEntries(actionRequest); } else if (cmd.equals(Constants.CHECKOUT)) { checkOutEntries(actionRequest); } else if (cmd.equals(Constants.DELETE)) { deleteEntries(actionRequest, false); } else if (cmd.equals(Constants.MOVE)) { moveEntries(actionRequest); } else if (cmd.equals(Constants.MOVE_TO_TRASH)) { deleteEntries(actionRequest, true); } else if (cmd.equals(Constants.RESTORE)) { restoreTrashEntries(actionRequest); } WindowState windowState = actionRequest.getWindowState(); if (windowState.equals(LiferayWindowState.POP_UP)) { String redirect = _portal.escapeRedirect(ParamUtil.getString(actionRequest, "redirect")); if (Validator.isNotNull(redirect)) { sendRedirect(actionRequest, actionResponse, redirect); } } } catch (DuplicateLockException | NoSuchFileEntryException | NoSuchFolderException | PrincipalException e) { if (e instanceof DuplicateLockException) { DuplicateLockException dle = (DuplicateLockException) e; SessionErrors.add(actionRequest, dle.getClass(), dle.getLock()); } else { SessionErrors.add(actionRequest, e.getClass()); } actionResponse.setRenderParameter("mvcPath", "/document_library/error.jsp"); } catch (DuplicateFileEntryException | DuplicateFolderNameException | SourceFileNameException e) { if (e instanceof DuplicateFileEntryException) { HttpServletResponse response = _portal.getHttpServletResponse(actionResponse); response.setStatus(ServletResponseConstants.SC_DUPLICATE_FILE_EXCEPTION); } SessionErrors.add(actionRequest, e.getClass()); } catch (AssetCategoryException | AssetTagException | InvalidFolderException e) { SessionErrors.add(actionRequest, e.getClass(), e); } catch (Exception e) { throw new PortletException(e); } } protected void moveEntries(ActionRequest actionRequest) throws Exception { long newFolderId = ParamUtil.getLong(actionRequest, "newFolderId"); ServiceContext serviceContext = ServiceContextFactory.getInstance(DLFileEntry.class.getName(), actionRequest); long[] folderIds = ParamUtil.getLongValues(actionRequest, "rowIdsFolder"); for (long folderId : folderIds) { _dlAppService.moveFolder(folderId, newFolderId, serviceContext); } long[] fileEntryIds = ParamUtil.getLongValues(actionRequest, "rowIdsFileEntry"); for (long fileEntryId : fileEntryIds) { _dlAppService.moveFileEntry(fileEntryId, newFolderId, serviceContext); } long[] fileShortcutIds = ParamUtil.getLongValues(actionRequest, "rowIdsDLFileShortcut"); for (long fileShortcutId : fileShortcutIds) { if (fileShortcutId == 0) { continue; } FileShortcut fileShortcut = _dlAppService.getFileShortcut(fileShortcutId); _dlAppService.updateFileShortcut(fileShortcutId, newFolderId, fileShortcut.getToFileEntryId(), serviceContext); } } protected void restoreTrashEntries(ActionRequest actionRequest) throws Exception { long[] restoreTrashEntryIds = StringUtil.split(ParamUtil.getString(actionRequest, "restoreTrashEntryIds"), 0L); for (long restoreTrashEntryId : restoreTrashEntryIds) { _trashEntryService.restoreEntry(restoreTrashEntryId); } } @Reference(unbind = "-") protected void setDLAppService(DLAppService dlAppService) { _dlAppService = dlAppService; } @Reference(unbind = "-") protected void setDLTrashService(DLTrashService dlTrashService) { _dlTrashService = dlTrashService; } @Reference(unbind = "-") protected void setTrashEntryService(TrashEntryService trashEntryService) { _trashEntryService = trashEntryService; } private DLAppService _dlAppService; private DLTrashService _dlTrashService; @Reference private Portal _portal; private TrashEntryService _trashEntryService; }