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.journal.service.persistence.impl; import com.liferay.journal.model.JournalFeed; import com.liferay.journal.model.impl.JournalFeedImpl; import com.liferay.journal.service.persistence.JournalFeedFinder; import com.liferay.portal.dao.orm.custom.sql.CustomSQLUtil; import com.liferay.portal.kernel.dao.orm.QueryPos; import com.liferay.portal.kernel.dao.orm.QueryUtil; import com.liferay.portal.kernel.dao.orm.SQLQuery; import com.liferay.portal.kernel.dao.orm.Session; import com.liferay.portal.kernel.dao.orm.Type; import com.liferay.portal.kernel.exception.SystemException; import com.liferay.portal.kernel.util.OrderByComparator; import com.liferay.portal.kernel.util.StringPool; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.util.Validator; import java.util.Iterator; import java.util.List; /** * @author Raymond Aug * @author Connor McKay */ public class JournalFeedFinderImpl extends JournalFeedFinderBaseImpl implements JournalFeedFinder { public static final String COUNT_BY_C_G_F_N_D = JournalFeedFinder.class.getName() + ".countByC_G_F_N_D"; public static final String FIND_BY_C_G_F_N_D = JournalFeedFinder.class.getName() + ".findByC_G_F_N_D"; @Override public int countByKeywords(long companyId, long groupId, String keywords) { String[] feedIds = null; String[] names = null; String[] descriptions = null; boolean andOperator = false; if (Validator.isNotNull(keywords)) { feedIds = CustomSQLUtil.keywords(keywords, false); names = CustomSQLUtil.keywords(keywords); descriptions = CustomSQLUtil.keywords(keywords); } else { andOperator = true; } return countByC_G_F_N_D(companyId, groupId, feedIds, names, descriptions, andOperator); } @Override public int countByC_G_F_N_D(long companyId, long groupId, String feedId, String name, String description, boolean andOperator) { String[] feedIds = CustomSQLUtil.keywords(feedId, false); String[] names = CustomSQLUtil.keywords(name); String[] descriptions = CustomSQLUtil.keywords(description); return countByC_G_F_N_D(companyId, groupId, feedIds, names, descriptions, andOperator); } @Override public int countByC_G_F_N_D(long companyId, long groupId, String[] feedIds, String[] names, String[] descriptions, boolean andOperator) { feedIds = CustomSQLUtil.keywords(feedIds, false); names = CustomSQLUtil.keywords(names); descriptions = CustomSQLUtil.keywords(descriptions); Session session = null; try { session = openSession(); String sql = CustomSQLUtil.get(getClass(), COUNT_BY_C_G_F_N_D); if (groupId <= 0) { sql = StringUtil.replace(sql, "(groupId = ?) AND", StringPool.BLANK); } sql = CustomSQLUtil.replaceKeywords(sql, "feedId", StringPool.LIKE, false, feedIds); sql = CustomSQLUtil.replaceKeywords(sql, "lower(name)", StringPool.LIKE, false, names); sql = CustomSQLUtil.replaceKeywords(sql, "lower(description)", StringPool.LIKE, true, descriptions); sql = CustomSQLUtil.replaceAndOperator(sql, andOperator); SQLQuery q = session.createSynchronizedSQLQuery(sql); q.addScalar(COUNT_COLUMN_NAME, Type.LONG); QueryPos qPos = QueryPos.getInstance(q); qPos.add(companyId); if (groupId > 0) { qPos.add(groupId); } qPos.add(feedIds, 2); qPos.add(names, 2); qPos.add(descriptions, 2); Iterator<Long> itr = q.iterate(); if (itr.hasNext()) { Long count = itr.next(); if (count != null) { return count.intValue(); } } return 0; } catch (Exception e) { throw new SystemException(e); } finally { closeSession(session); } } @Override public List<JournalFeed> findByKeywords(long companyId, long groupId, String keywords, int start, int end, OrderByComparator<JournalFeed> obc) { String[] feedIds = null; String[] names = null; String[] descriptions = null; boolean andOperator = false; if (Validator.isNotNull(keywords)) { feedIds = CustomSQLUtil.keywords(keywords, false); names = CustomSQLUtil.keywords(keywords); descriptions = CustomSQLUtil.keywords(keywords); } else { andOperator = true; } return findByC_G_F_N_D(companyId, groupId, feedIds, names, descriptions, andOperator, start, end, obc); } @Override public List<JournalFeed> findByC_G_F_N_D(long companyId, long groupId, String feedId, String name, String description, boolean andOperator, int start, int end, OrderByComparator<JournalFeed> obc) { String[] feedIds = CustomSQLUtil.keywords(feedId, false); String[] names = CustomSQLUtil.keywords(name); String[] descriptions = CustomSQLUtil.keywords(description); return findByC_G_F_N_D(companyId, groupId, feedIds, names, descriptions, andOperator, start, end, obc); } @Override public List<JournalFeed> findByC_G_F_N_D(long companyId, long groupId, String[] feedIds, String[] names, String[] descriptions, boolean andOperator, int start, int end, OrderByComparator<JournalFeed> obc) { feedIds = CustomSQLUtil.keywords(feedIds, false); names = CustomSQLUtil.keywords(names); descriptions = CustomSQLUtil.keywords(descriptions); Session session = null; try { session = openSession(); String sql = CustomSQLUtil.get(getClass(), FIND_BY_C_G_F_N_D); if (groupId <= 0) { sql = StringUtil.replace(sql, "(groupId = ?) AND", StringPool.BLANK); } sql = CustomSQLUtil.replaceKeywords(sql, "feedId", StringPool.LIKE, false, feedIds); sql = CustomSQLUtil.replaceKeywords(sql, "lower(name)", StringPool.LIKE, false, names); sql = CustomSQLUtil.replaceKeywords(sql, "lower(description)", StringPool.LIKE, true, descriptions); sql = CustomSQLUtil.replaceAndOperator(sql, andOperator); sql = CustomSQLUtil.replaceOrderBy(sql, obc); SQLQuery q = session.createSynchronizedSQLQuery(sql); q.addEntity("JournalFeed", JournalFeedImpl.class); QueryPos qPos = QueryPos.getInstance(q); qPos.add(companyId); if (groupId > 0) { qPos.add(groupId); } qPos.add(feedIds, 2); qPos.add(names, 2); qPos.add(descriptions, 2); return (List<JournalFeed>) QueryUtil.list(q, getDialect(), start, end); } catch (Exception e) { throw new SystemException(e); } finally { closeSession(session); } } }