Github user abhinandanprateek commented on a diff in the pull request: https://github.com/apache/cloudstack/pull/768#discussion_r42582358 --- Diff: framework/quota/src/org/apache/cloudstack/quota/dao/QuotaBalanceDaoImpl.java --- @@ -0,0 +1,199 @@ +//Licensed to the Apache Software Foundation (ASF) under one +//or more contributor license agreements. See the NOTICE file +//distributed with this work for additional information +//regarding copyright ownership. The ASF licenses this file +//to you under the Apache License, Version 2.0 (the +//"License"); you may not use this file except in compliance +//with the License. You may obtain a copy of the License at +// +//http://www.apache.org/licenses/LICENSE-2.0 +// +//Unless required by applicable law or agreed to in writing, +//software distributed under the License is distributed on an +//"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +//KIND, either express or implied. See the License for the +//specific language governing permissions and limitations +//under the License. +package org.apache.cloudstack.quota.dao; + +import com.cloud.exception.InvalidParameterValueException; +import com.cloud.utils.db.Filter; +import com.cloud.utils.db.GenericDaoBase; +import com.cloud.utils.db.SearchCriteria; +import com.cloud.utils.db.Transaction; +import com.cloud.utils.db.TransactionCallback; +import com.cloud.utils.db.TransactionLegacy; +import com.cloud.utils.db.TransactionStatus; + +import org.apache.cloudstack.quota.vo.QuotaBalanceVO; +import org.apache.log4j.Logger; +import org.springframework.stereotype.Component; + +import javax.ejb.Local; + +import java.math.BigDecimal; +import java.util.ArrayList; +import java.util.Collections; +import java.util.Date; +import java.util.List; + +@Component +@Local(value = { QuotaBalanceDao.class }) +public class QuotaBalanceDaoImpl extends GenericDaoBase<QuotaBalanceVO, Long> implements QuotaBalanceDao { + private static final Logger s_logger = Logger.getLogger(QuotaBalanceDaoImpl.class.getName()); + + @SuppressWarnings("deprecation") + @Override + public QuotaBalanceVO findLastBalanceEntry(final Long accountId, final Long domainId, final Date beforeThis) { + return Transaction.execute(TransactionLegacy.USAGE_DB, new TransactionCallback<QuotaBalanceVO>() { + @Override + public QuotaBalanceVO doInTransaction(final TransactionStatus status) { + List<QuotaBalanceVO> quotaBalanceEntries = new ArrayList<>(); + Filter filter = new Filter(QuotaBalanceVO.class, "updatedOn", false, 0L, 1L); + SearchCriteria<QuotaBalanceVO> sc = createSearchCriteria(); + sc.addAnd("accountId", SearchCriteria.Op.EQ, accountId); + sc.addAnd("domainId", SearchCriteria.Op.EQ, domainId); + sc.addAnd("creditsId", SearchCriteria.Op.EQ, 0); + sc.addAnd("updatedOn", SearchCriteria.Op.LT, beforeThis); + quotaBalanceEntries = search(sc, filter); + return quotaBalanceEntries.size() > 0 ? quotaBalanceEntries.get(0) : null; + } + }); + } + + @SuppressWarnings("deprecation") --- End diff -- On further scanning the code: this can be replaced with QueryBuilder.
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