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.bookmarks.search; import com.liferay.bookmarks.model.BookmarksEntry; import com.liferay.bookmarks.model.BookmarksFolder; import com.liferay.bookmarks.model.BookmarksFolderConstants; import com.liferay.bookmarks.service.BookmarksEntryLocalService; import com.liferay.bookmarks.service.BookmarksFolderLocalService; import com.liferay.bookmarks.service.permission.BookmarksEntryPermissionChecker; import com.liferay.portal.kernel.dao.orm.ActionableDynamicQuery; import com.liferay.portal.kernel.dao.orm.DynamicQuery; import com.liferay.portal.kernel.dao.orm.IndexableActionableDynamicQuery; import com.liferay.portal.kernel.dao.orm.Property; import com.liferay.portal.kernel.dao.orm.PropertyFactoryUtil; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.log.Log; import com.liferay.portal.kernel.log.LogFactoryUtil; import com.liferay.portal.kernel.model.Group; import com.liferay.portal.kernel.search.BaseIndexer; import com.liferay.portal.kernel.search.Document; import com.liferay.portal.kernel.search.Field; import com.liferay.portal.kernel.search.IndexWriterHelperUtil; import com.liferay.portal.kernel.search.Indexer; import com.liferay.portal.kernel.search.SearchContext; import com.liferay.portal.kernel.search.Summary; import com.liferay.portal.kernel.search.filter.BooleanFilter; import com.liferay.portal.kernel.security.permission.ActionKeys; import com.liferay.portal.kernel.security.permission.PermissionChecker; import com.liferay.portal.kernel.service.GroupLocalService; import com.liferay.portal.kernel.util.CharPool; import com.liferay.portal.kernel.util.GetterUtil; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.workflow.WorkflowConstants; import java.util.Locale; import javax.portlet.PortletRequest; import javax.portlet.PortletResponse; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Reference; /** * @author Brian Wing Shun Chan * @author Bruno Farache * @author Raymond Aug */ @Component(immediate = true, service = Indexer.class) public class BookmarksEntryIndexer extends BaseIndexer<BookmarksEntry> { public static final String CLASS_NAME = BookmarksEntry.class.getName(); public BookmarksEntryIndexer() { setDefaultSelectedFieldNames(Field.ASSET_TAG_NAMES, Field.COMPANY_ID, Field.ENTRY_CLASS_NAME, Field.ENTRY_CLASS_PK, Field.GROUP_ID, Field.MODIFIED_DATE, Field.SCOPE_GROUP_ID, Field.TITLE, Field.UID, Field.URL); setFilterSearch(true); setPermissionAware(true); } @Override public String getClassName() { return CLASS_NAME; } @Override public boolean hasPermission(PermissionChecker permissionChecker, String entryClassName, long entryClassPK, String actionId) throws Exception { return BookmarksEntryPermissionChecker.contains(permissionChecker, entryClassPK, ActionKeys.VIEW); } @Override public void postProcessContextBooleanFilter(BooleanFilter contextBooleanFilter, SearchContext searchContext) throws Exception { addStatus(contextBooleanFilter, searchContext); } @Override protected void doDelete(BookmarksEntry bookmarksEntry) throws Exception { deleteDocument(bookmarksEntry.getCompanyId(), bookmarksEntry.getEntryId()); } @Override protected Document doGetDocument(BookmarksEntry bookmarksEntry) throws Exception { Document document = getBaseModelDocument(CLASS_NAME, bookmarksEntry); document.addText(Field.DESCRIPTION, bookmarksEntry.getDescription()); document.addKeyword(Field.FOLDER_ID, bookmarksEntry.getFolderId()); document.addText(Field.TITLE, bookmarksEntry.getName()); document.addKeyword(Field.TREE_PATH, StringUtil.split(bookmarksEntry.getTreePath(), CharPool.SLASH)); document.addText(Field.URL, bookmarksEntry.getUrl()); return document; } @Override protected Summary doGetSummary(Document document, Locale locale, String snippet, PortletRequest portletRequest, PortletResponse portletResponse) { Summary summary = createSummary(document, Field.TITLE, Field.URL); return summary; } @Override protected void doReindex(BookmarksEntry bookmarksEntry) throws Exception { Document document = getDocument(bookmarksEntry); IndexWriterHelperUtil.updateDocument(getSearchEngineId(), bookmarksEntry.getCompanyId(), document, isCommitImmediately()); } @Override protected void doReindex(String className, long classPK) throws Exception { BookmarksEntry entry = _bookmarksEntryLocalService.getEntry(classPK); doReindex(entry); } @Override protected void doReindex(String[] ids) throws Exception { long companyId = GetterUtil.getLong(ids[0]); reindexFolders(companyId); reindexRoot(companyId); } protected void reindexEntries(long companyId, final long groupId, final long folderId) throws PortalException { final IndexableActionableDynamicQuery indexableActionableDynamicQuery = _bookmarksEntryLocalService .getIndexableActionableDynamicQuery(); indexableActionableDynamicQuery.setAddCriteriaMethod(new ActionableDynamicQuery.AddCriteriaMethod() { @Override public void addCriteria(DynamicQuery dynamicQuery) { Property folderIdProperty = PropertyFactoryUtil.forName("folderId"); dynamicQuery.add(folderIdProperty.eq(folderId)); Property statusProperty = PropertyFactoryUtil.forName("status"); Integer[] statuses = { WorkflowConstants.STATUS_APPROVED, WorkflowConstants.STATUS_IN_TRASH }; dynamicQuery.add(statusProperty.in(statuses)); } }); indexableActionableDynamicQuery.setCompanyId(companyId); indexableActionableDynamicQuery.setGroupId(groupId); indexableActionableDynamicQuery .setPerformActionMethod(new ActionableDynamicQuery.PerformActionMethod<BookmarksEntry>() { @Override public void performAction(BookmarksEntry entry) { try { Document document = getDocument(entry); indexableActionableDynamicQuery.addDocuments(document); } catch (PortalException pe) { if (_log.isWarnEnabled()) { _log.warn("Unable to index bookmarks entry " + entry.getEntryId(), pe); } } } }); indexableActionableDynamicQuery.setSearchEngineId(getSearchEngineId()); indexableActionableDynamicQuery.performActions(); } protected void reindexFolders(final long companyId) throws PortalException { final ActionableDynamicQuery actionableDynamicQuery = _bookmarksFolderLocalService .getActionableDynamicQuery(); actionableDynamicQuery.setCompanyId(companyId); actionableDynamicQuery .setPerformActionMethod(new ActionableDynamicQuery.PerformActionMethod<BookmarksFolder>() { @Override public void performAction(BookmarksFolder folder) throws PortalException { long groupId = folder.getGroupId(); long folderId = folder.getFolderId(); reindexEntries(companyId, groupId, folderId); } }); actionableDynamicQuery.performActions(); } protected void reindexRoot(final long companyId) throws PortalException { ActionableDynamicQuery actionableDynamicQuery = _groupLocalService.getActionableDynamicQuery(); actionableDynamicQuery.setCompanyId(companyId); actionableDynamicQuery.setPerformActionMethod(new ActionableDynamicQuery.PerformActionMethod<Group>() { @Override public void performAction(Group group) throws PortalException { long groupId = group.getGroupId(); long folderId = BookmarksFolderConstants.DEFAULT_PARENT_FOLDER_ID; reindexEntries(companyId, groupId, folderId); } }); actionableDynamicQuery.performActions(); } @Reference(unbind = "-") protected void setBookmarksEntryLocalService(BookmarksEntryLocalService bookmarksEntryLocalService) { _bookmarksEntryLocalService = bookmarksEntryLocalService; } @Reference(unbind = "-") protected void setBookmarksFolderLocalService(BookmarksFolderLocalService bookmarksFolderLocalService) { _bookmarksFolderLocalService = bookmarksFolderLocalService; } @Reference(unbind = "-") protected void setGroupLocalService(GroupLocalService groupLocalService) { _groupLocalService = groupLocalService; } private static final Log _log = LogFactoryUtil.getLog(BookmarksEntryIndexer.class); private BookmarksEntryLocalService _bookmarksEntryLocalService; private BookmarksFolderLocalService _bookmarksFolderLocalService; private GroupLocalService _groupLocalService; }