vorburger commented on a change in pull request #469: FINERACT-428 Parallelization of Jobs : Parallelizing and paging of recalculate interest for loans URL: https://github.com/apache/fineract/pull/469#discussion_r253864391
########## File path: fineract-provider/src/main/java/org/apache/fineract/portfolio/loanaccount/service/RecalculateInterestPoster.java ########## @@ -0,0 +1,152 @@ +/** + * 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.fineract.portfolio.loanaccount.service; + +import org.apache.fineract.infrastructure.configuration.domain.ConfigurationDomainService; +import org.apache.fineract.infrastructure.configuration.domain.GlobalConfigurationRepository; +import org.apache.fineract.infrastructure.core.domain.FineractPlatformTenant; +import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException; +import org.apache.fineract.infrastructure.core.exception.AbstractPlatformResourceNotFoundException; +import org.apache.fineract.infrastructure.core.exception.PlatformDataIntegrityException; +import org.apache.fineract.infrastructure.core.service.ThreadLocalContextUtil; +import org.apache.fineract.infrastructure.jobs.exception.JobExecutionException; +import org.apache.fineract.portfolio.loanaccount.data.LoanScheduleAccrualData; +import org.joda.time.LocalDate; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.context.annotation.Scope; +import org.springframework.dao.CannotAcquireLockException; +import org.springframework.orm.ObjectOptimisticLockingFailureException; +import org.springframework.stereotype.Component; + +import java.math.BigDecimal; +import java.util.*; + + +@Component + +@Scope("prototype") + +public class RecalculateInterestPoster implements Runnable { + + + + private final static Logger logger = LoggerFactory.getLogger(" recalculate interest poster"); + + private Collection<Long> loanIds; + + private LoanWritePlatformService loanWritePlatformService; + + + public void setLoanIds(final Collection<Long> loanIds) { + + this.loanIds = loanIds; + + } + + + + public void setLoanWritePlatformService(final LoanWritePlatformService loanWritePlatformService) { + + this.loanWritePlatformService = loanWritePlatformService; + + } + + + + @Override + public void run() { + + Integer maxNumberOfRetries = ThreadLocalContextUtil.getTenant() + .getConnection().getMaxRetriesOnDeadlock(); + Integer maxIntervalBetweenRetries = ThreadLocalContextUtil.getTenant() + .getConnection().getMaxIntervalBetweenRetries(); + + int i = 0; + if (!loanIds.isEmpty()) { + final StringBuilder sb = new StringBuilder(); + for (Long loanId : loanIds) { + logger.info("Loan ID " + loanId); + Integer numberOfRetries = 0; + while (numberOfRetries <= maxNumberOfRetries) { + try { + this.loanWritePlatformService + .recalculateInterest(loanId); + numberOfRetries = maxNumberOfRetries + 1; + } catch (CannotAcquireLockException + | ObjectOptimisticLockingFailureException exception) { + logger.info("Recalulate interest job has been retried " + + numberOfRetries + " time(s)"); + /*** + * Fail if the transaction has been retired for + * maxNumberOfRetries + **/ + if (numberOfRetries >= maxNumberOfRetries) { + logger.warn("Recalulate interest job has been retried for the max allowed attempts of " + + numberOfRetries + + " and will be rolled back"); + sb.append("Recalulate interest job has been retried for the max allowed attempts of " + + numberOfRetries + + " and will be rolled back"); + break; + } + /*** + * Else sleep for a random time (between 1 to 10 + * seconds) and continue + **/ + try { + Random random = new Random(); + int randomNum = random + .nextInt(maxIntervalBetweenRetries + 1); + Thread.sleep(1000 + (randomNum * 1000)); + numberOfRetries = numberOfRetries + 1; + } catch (InterruptedException e) { + sb.append("Interest recalculation for loans failed " + exception.getMessage()) ; + break; + } + } catch (Exception e) { + Throwable realCause = e; + if (e.getCause() != null) { + realCause = e.getCause(); + } + logger.error("Interest recalculation for loans failed for account:" + loanId + " with message " + + realCause.getMessage()); + sb.append("Interest recalculation for loans failed for account:").append(loanId).append(" with message ") + .append(realCause.getMessage()); + numberOfRetries = maxNumberOfRetries + 1; + } + i++; + } + logger.info("Loans count " + i); + } + if (sb.length() > 0) { + try { + throw new JobExecutionException(sb.toString()); + } catch (JobExecutionException e) { + e.printStackTrace(); Review comment: log, or rethrow, but do not printStackTrace ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
