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.blogs.internal.atom; import com.liferay.blogs.kernel.model.BlogsEntry; import com.liferay.blogs.service.BlogsEntryService; import com.liferay.portal.atom.AtomPager; import com.liferay.portal.atom.AtomUtil; import com.liferay.portal.kernel.atom.AtomCollectionAdapter; import com.liferay.portal.kernel.atom.AtomEntryContent; import com.liferay.portal.kernel.atom.AtomRequestContext; import com.liferay.portal.kernel.atom.BaseAtomCollectionAdapter; import com.liferay.portal.kernel.dao.search.SearchContainer; import com.liferay.portal.kernel.portlet.PortletProvider; import com.liferay.portal.kernel.portlet.PortletProviderUtil; import com.liferay.portal.kernel.security.auth.CompanyThreadLocal; import com.liferay.portal.kernel.service.ServiceContext; import com.liferay.portal.kernel.util.GetterUtil; import com.liferay.portal.kernel.util.StringPool; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.workflow.WorkflowConstants; import java.util.ArrayList; import java.util.Calendar; import java.util.Collections; import java.util.Date; import java.util.List; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Reference; /** * @author Igor Spasic */ @Component(property = { "model.class.name=com.liferay.blogs.kernel.model.BlogsEntry" }, service = AtomCollectionAdapter.class) public class BlogsEntryAtomCollectionAdapter extends BaseAtomCollectionAdapter<BlogsEntry> { @Override public String getCollectionName() { return _COLLECTION_NAME; } @Override public List<String> getEntryAuthors(BlogsEntry blogsEntry) { List<String> authors = new ArrayList<>(); authors.add(blogsEntry.getUserName()); return authors; } @Override public AtomEntryContent getEntryContent(BlogsEntry blogsEntry, AtomRequestContext atomRequestContext) { return new AtomEntryContent(blogsEntry.getContent()); } @Override public String getEntryId(BlogsEntry blogsEntry) { return String.valueOf(blogsEntry.getEntryId()); } @Override public String getEntrySummary(BlogsEntry blogsEntry) { return blogsEntry.getDescription(); } @Override public String getEntryTitle(BlogsEntry blogsEntry) { return blogsEntry.getTitle(); } @Override public Date getEntryUpdated(BlogsEntry blogsEntry) { return blogsEntry.getModifiedDate(); } @Override public String getFeedTitle(AtomRequestContext atomRequestContext) { String portletId = PortletProviderUtil.getPortletId(BlogsEntry.class.getName(), PortletProvider.Action.VIEW); return AtomUtil.createFeedTitleFromPortletName(atomRequestContext, portletId); } @Override protected void doDeleteEntry(String resourceName, AtomRequestContext atomRequestContext) throws Exception { long blogsEntryId = GetterUtil.getLong(resourceName); _blogsEntryService.deleteEntry(blogsEntryId); } @Override protected BlogsEntry doGetEntry(String resourceName, AtomRequestContext atomRequestContext) throws Exception { long blogsEntryId = GetterUtil.getLong(resourceName); return _blogsEntryService.getEntry(blogsEntryId); } @Override protected Iterable<BlogsEntry> doGetFeedEntries(AtomRequestContext atomRequestContext) throws Exception { long groupId = atomRequestContext.getLongParameter("groupId"); int status = WorkflowConstants.STATUS_APPROVED; int max = atomRequestContext.getIntParameter("max", SearchContainer.DEFAULT_DELTA); if (groupId > 0) { int page = atomRequestContext.getIntParameter("page"); if (page == 0) { return _blogsEntryService.getGroupEntries(groupId, status, max); } int count = _blogsEntryService.getGroupEntriesCount(groupId, new Date(), status); AtomPager atomPager = new AtomPager(page, max, count); AtomUtil.saveAtomPagerInRequest(atomRequestContext, atomPager); return _blogsEntryService.getGroupEntries(groupId, new Date(), status, atomPager.getStart(), atomPager.getEnd() + 1); } long organizationId = atomRequestContext.getLongParameter("organizationId"); if (organizationId > 0) { return _blogsEntryService.getOrganizationEntries(organizationId, new Date(), status, max); } long companyId = CompanyThreadLocal.getCompanyId(); if (companyId > 0) { return _blogsEntryService.getCompanyEntries(companyId, new Date(), status, max); } return Collections.emptyList(); } @Override protected BlogsEntry doPostEntry(String title, String summary, String content, Date date, AtomRequestContext atomRequestContext) throws Exception { long groupId = atomRequestContext.getLongParameter("groupId"); Calendar cal = Calendar.getInstance(); cal.setTime(date); int displayDateMonth = cal.get(Calendar.MONTH); int displayDateDay = cal.get(Calendar.DAY_OF_MONTH); int displayDateYear = cal.get(Calendar.YEAR); int displayDateHour = cal.get(Calendar.HOUR_OF_DAY); int displayDateMinute = cal.get(Calendar.MINUTE); boolean allowPingbacks = true; boolean allowTrackbacks = true; String[] trackbacks = new String[0]; ServiceContext serviceContext = new ServiceContext(); serviceContext.setAddGroupPermissions(true); serviceContext.setAddGuestPermissions(true); serviceContext.setScopeGroupId(groupId); return _blogsEntryService.addEntry(title, StringPool.BLANK, summary, content, displayDateMonth, displayDateDay, displayDateYear, displayDateHour, displayDateMinute, allowPingbacks, allowTrackbacks, trackbacks, StringPool.BLANK, null, null, serviceContext); } @Override protected void doPutEntry(BlogsEntry blogsEntry, String title, String summary, String content, Date date, AtomRequestContext atomRequestContext) throws Exception { Calendar cal = Calendar.getInstance(); cal.setTime(date); int displayDateMonth = cal.get(Calendar.MONTH); int displayDateDay = cal.get(Calendar.DAY_OF_MONTH); int displayDateYear = cal.get(Calendar.YEAR); int displayDateHour = cal.get(Calendar.HOUR_OF_DAY); int displayDateMinute = cal.get(Calendar.MINUTE); String[] trackbacks = StringUtil.split(blogsEntry.getTrackbacks()); ServiceContext serviceContext = new ServiceContext(); _blogsEntryService.updateEntry(blogsEntry.getEntryId(), title, blogsEntry.getSubtitle(), summary, content, displayDateMonth, displayDateDay, displayDateYear, displayDateHour, displayDateMinute, blogsEntry.getAllowPingbacks(), blogsEntry.isAllowTrackbacks(), trackbacks, StringPool.BLANK, null, null, serviceContext); } @Reference(unbind = "-") protected void setBlogsEntryService(BlogsEntryService blogsEntryService) { _blogsEntryService = blogsEntryService; } private static final String _COLLECTION_NAME = "blogs"; private BlogsEntryService _blogsEntryService; }