Java tutorial
/** * Copyright (c) 2000-2012 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.portlet.dynamicdatamapping.service.persistence; 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.ArrayUtil; import com.liferay.portal.kernel.util.OrderByComparator; import com.liferay.portal.kernel.util.StringBundler; import com.liferay.portal.kernel.util.StringPool; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.service.persistence.impl.BasePersistenceImpl; import com.liferay.portlet.dynamicdatamapping.model.DDMStructure; import com.liferay.portlet.dynamicdatamapping.model.DDMStructureConstants; import com.liferay.portlet.dynamicdatamapping.model.impl.DDMStructureImpl; import com.liferay.util.dao.orm.CustomSQLUtil; import java.util.Iterator; import java.util.List; /** * @author Eduardo Lundgren * @author Connor McKay */ public class DDMStructureFinderImpl extends BasePersistenceImpl<DDMStructure> implements DDMStructureFinder { public static String COUNT_BY_C_G_C_N_D_S_T = DDMStructureFinder.class.getName() + ".countByC_G_C_N_D_S_T"; public static String FIND_BY_C_G_C_N_D_S_T = DDMStructureFinder.class.getName() + ".findByC_G_C_N_D_S_T"; public int countByKeywords(long companyId, long[] groupIds, long[] classNameIds, String keywords) throws SystemException { String[] names = null; String[] descriptions = null; boolean andOperator = false; if (Validator.isNotNull(keywords)) { names = CustomSQLUtil.keywords(keywords); descriptions = CustomSQLUtil.keywords(keywords, false); } else { andOperator = true; } return countByC_G_C_N_D_S_T(companyId, groupIds, classNameIds, names, descriptions, null, DDMStructureConstants.TYPE_DEFAULT, andOperator); } public int countByC_G_C_N_D_S_T(long companyId, long[] groupIds, long[] classNameIds, String name, String description, String storageType, int type, boolean andOperator) throws SystemException { String[] names = CustomSQLUtil.keywords(name); String[] descriptions = CustomSQLUtil.keywords(description, false); String[] storageTypes = CustomSQLUtil.keywords(storageType, false); return countByC_G_C_N_D_S_T(companyId, groupIds, classNameIds, names, descriptions, storageTypes, type, andOperator); } public int countByC_G_C_N_D_S_T(long companyId, long[] groupIds, long[] classNameIds, String[] names, String[] descriptions, String[] storageTypes, int type, boolean andOperator) throws SystemException { String[] classNameIdsString = null; if (classNameIds == null) { classNameIdsString = new String[] { null }; } else { classNameIdsString = ArrayUtil.toStringArray(classNameIds); } names = CustomSQLUtil.keywords(names); descriptions = CustomSQLUtil.keywords(descriptions, false); storageTypes = CustomSQLUtil.keywords(storageTypes, false); Session session = null; try { session = openSession(); String sql = CustomSQLUtil.get(COUNT_BY_C_G_C_N_D_S_T); sql = StringUtil.replace(sql, "[$GROUP_ID$]", getGroupIds(groupIds)); sql = CustomSQLUtil.replaceKeywords(sql, "classNameId", StringPool.EQUAL, false, classNameIdsString); sql = CustomSQLUtil.replaceKeywords(sql, "lower(name)", StringPool.LIKE, false, names); sql = CustomSQLUtil.replaceKeywords(sql, "description", StringPool.LIKE, false, descriptions); sql = CustomSQLUtil.replaceKeywords(sql, "storageType", StringPool.LIKE, true, storageTypes); sql = CustomSQLUtil.replaceAndOperator(sql, andOperator); SQLQuery q = session.createSQLQuery(sql); q.addScalar(COUNT_COLUMN_NAME, Type.LONG); QueryPos qPos = QueryPos.getInstance(q); qPos.add(companyId); qPos.add(groupIds); qPos.add(classNameIds, 2); qPos.add(names, 2); qPos.add(descriptions, 2); qPos.add(storageTypes, 2); qPos.add(type); 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); } } public List<DDMStructure> findByKeywords(long companyId, long[] groupIds, long[] classNameIds, String keywords, int start, int end, OrderByComparator orderByComparator) throws SystemException { String[] names = null; String[] descriptions = null; boolean andOperator = false; if (Validator.isNotNull(keywords)) { names = CustomSQLUtil.keywords(keywords); descriptions = CustomSQLUtil.keywords(keywords, false); } else { andOperator = true; } return findByC_G_C_N_D_S_T(companyId, groupIds, classNameIds, names, descriptions, null, DDMStructureConstants.TYPE_DEFAULT, andOperator, start, end, orderByComparator); } public List<DDMStructure> findByC_G_C_N_D_S_T(long companyId, long[] groupIds, long[] classNameIds, String name, String description, String storageType, int type, boolean andOperator, int start, int end, OrderByComparator orderByComparator) throws SystemException { String[] names = CustomSQLUtil.keywords(name); String[] descriptions = CustomSQLUtil.keywords(description, false); String[] storageTypes = CustomSQLUtil.keywords(storageType, false); return findByC_G_C_N_D_S_T(companyId, groupIds, classNameIds, names, descriptions, storageTypes, type, andOperator, start, end, orderByComparator); } public List<DDMStructure> findByC_G_C_N_D_S_T(long companyId, long[] groupIds, long[] classNameIds, String[] names, String[] descriptions, String[] storageTypes, int type, boolean andOperator, int start, int end, OrderByComparator orderByComparator) throws SystemException { String[] classNameIdsString = null; if (classNameIds == null) { classNameIdsString = new String[] { null }; } else { classNameIdsString = ArrayUtil.toStringArray(classNameIds); } names = CustomSQLUtil.keywords(names); descriptions = CustomSQLUtil.keywords(descriptions, false); storageTypes = CustomSQLUtil.keywords(storageTypes, false); Session session = null; try { session = openSession(); String sql = CustomSQLUtil.get(FIND_BY_C_G_C_N_D_S_T); sql = StringUtil.replace(sql, "[$GROUP_ID$]", getGroupIds(groupIds)); sql = CustomSQLUtil.replaceKeywords(sql, "classNameId", StringPool.EQUAL, false, classNameIdsString); sql = CustomSQLUtil.replaceKeywords(sql, "lower(name)", StringPool.LIKE, false, names); sql = CustomSQLUtil.replaceKeywords(sql, "description", StringPool.LIKE, false, descriptions); sql = CustomSQLUtil.replaceKeywords(sql, "storageType", StringPool.LIKE, true, storageTypes); sql = CustomSQLUtil.replaceAndOperator(sql, andOperator); if (orderByComparator != null) { String orderByFields = StringUtil.merge(orderByComparator.getOrderByFields(), StringPool.COMMA); sql = StringUtil.replace(sql, "structureId DESC", orderByFields.concat(" DESC")); } SQLQuery q = session.createSQLQuery(sql); q.addEntity("DDMStructure", DDMStructureImpl.class); QueryPos qPos = QueryPos.getInstance(q); qPos.add(companyId); qPos.add(groupIds); qPos.add(classNameIds, 2); qPos.add(names, 2); qPos.add(descriptions, 2); qPos.add(storageTypes, 2); qPos.add(type); return (List<DDMStructure>) QueryUtil.list(q, getDialect(), start, end); } catch (Exception e) { throw new SystemException(e); } finally { closeSession(session); } } protected String getGroupIds(long[] groupIds) { if (groupIds.length == 0) { return StringPool.BLANK; } StringBundler sb = new StringBundler(groupIds.length * 2); sb.append("("); for (int i = 0; i < groupIds.length; i++) { sb.append("groupId = ?"); if ((i + 1) < groupIds.length) { sb.append(" OR "); } } sb.append(") AND"); return sb.toString(); } }