Java tutorial
/** * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this file, * You can obtain one at http://mozilla.org/MPL/2.0/. */ package org.mifosplatform.portfolio.savings.service; import static org.mifosplatform.portfolio.savings.SavingsApiConstants.accountingRuleParamName; import static org.mifosplatform.portfolio.savings.SavingsApiConstants.chargesParamName; import static org.mifosplatform.portfolio.savings.SavingsApiConstants.interestRateCharts; import java.util.*; import org.apache.commons.lang.StringUtils; import org.joda.time.LocalDate; import org.joda.time.format.DateTimeFormat; import org.joda.time.format.DateTimeFormatter; import org.mifosplatform.accounting.producttoaccountmapping.service.ProductToGLAccountMappingWritePlatformService; import org.mifosplatform.infrastructure.core.api.JsonCommand; import org.mifosplatform.infrastructure.core.data.CommandProcessingResult; import org.mifosplatform.infrastructure.core.data.CommandProcessingResultBuilder; import org.mifosplatform.infrastructure.core.domain.Tenant; import org.mifosplatform.infrastructure.core.exception.AbstractPlatformDomainRuleException; import org.mifosplatform.infrastructure.core.exception.PlatformApiDataValidationException; import org.mifosplatform.infrastructure.core.exception.PlatformDataIntegrityException; import org.mifosplatform.infrastructure.entityaccess.domain.MifosEntityAccessType; import org.mifosplatform.infrastructure.entityaccess.domain.MifosEntityType; import org.mifosplatform.infrastructure.entityaccess.service.MifosEntityAccessUtil; import org.mifosplatform.infrastructure.jobs.annotation.CronTarget; import org.mifosplatform.infrastructure.jobs.exception.JobExecutionException; import org.mifosplatform.infrastructure.jobs.service.JobName; import org.mifosplatform.infrastructure.security.service.PlatformSecurityContext; import org.mifosplatform.portfolio.charge.domain.Charge; import org.mifosplatform.portfolio.charge.domain.ChargeCalculationType; import org.mifosplatform.portfolio.charge.domain.ChargeTimeType; import org.mifosplatform.portfolio.savings.DepositAccountType; import org.mifosplatform.portfolio.savings.data.SavingsProductDataValidator; import org.mifosplatform.portfolio.savings.domain.*; import org.mifosplatform.portfolio.savings.exception.SavingsProductNotFoundException; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.dao.DataAccessException; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; @Service public class SavingsProductWritePlatformServiceJpaRepositoryImpl implements SavingsProductWritePlatformService { private final Logger logger; private final PlatformSecurityContext context; private final SavingsProductRepository savingProductRepository; private final SavingsProductDataValidator fromApiJsonDataValidator; private final SavingsProductAssembler savingsProductAssembler; private final ProductToGLAccountMappingWritePlatformService accountMappingWritePlatformService; private final MifosEntityAccessUtil mifosEntityAccessUtil; private final ApplyChargesToExistingSavingsAccountRepository applyChargesToExistingSavingsAccountRepository; private final SavingsAccountRepository savingsAccountRepository; @Autowired public SavingsProductWritePlatformServiceJpaRepositoryImpl(final PlatformSecurityContext context, final SavingsProductRepository savingProductRepository, final SavingsProductDataValidator fromApiJsonDataValidator, final SavingsProductAssembler savingsProductAssembler, final ProductToGLAccountMappingWritePlatformService accountMappingWritePlatformService, final MifosEntityAccessUtil mifosEntityAccessUtil, final ApplyChargesToExistingSavingsAccountRepository applyChargesToExistingSavingsAccountRepository, final SavingsAccountRepository savingsAccountRepository) { this.context = context; this.savingProductRepository = savingProductRepository; this.fromApiJsonDataValidator = fromApiJsonDataValidator; this.savingsProductAssembler = savingsProductAssembler; this.logger = LoggerFactory.getLogger(SavingsProductWritePlatformServiceJpaRepositoryImpl.class); this.accountMappingWritePlatformService = accountMappingWritePlatformService; this.mifosEntityAccessUtil = mifosEntityAccessUtil; this.applyChargesToExistingSavingsAccountRepository = applyChargesToExistingSavingsAccountRepository; this.savingsAccountRepository = savingsAccountRepository; } /* * Guaranteed to throw an exception no matter what the data integrity issue * is. */ private void handleDataIntegrityIssues(final JsonCommand command, final DataAccessException dae) { final Throwable realCause = dae.getMostSpecificCause(); if (realCause.getMessage().contains("sp_unq_name")) { final String name = command.stringValueOfParameterNamed("name"); throw new PlatformDataIntegrityException("error.msg.product.savings.duplicate.name", "Savings product with name `" + name + "` already exists", "name", name); } else if (realCause.getMessage().contains("sp_unq_short_name")) { final String shortName = command.stringValueOfParameterNamed("shortName"); throw new PlatformDataIntegrityException("error.msg.product.savings.duplicate.short.name", "Savings product with short name `" + shortName + "` already exists", "shortName", shortName); } logAsErrorUnexpectedDataIntegrityException(dae); throw new PlatformDataIntegrityException("error.msg.savingsproduct.unknown.data.integrity.issue", "Unknown data integrity issue with resource."); } private void logAsErrorUnexpectedDataIntegrityException(final DataAccessException dae) { this.logger.error(dae.getMessage(), dae); } @Transactional @Override public CommandProcessingResult create(final JsonCommand command) { try { this.fromApiJsonDataValidator.validateForCreate(command.json()); final SavingsProduct product = this.savingsProductAssembler.assemble(command); this.savingProductRepository.save(product); // save accounting mappings this.accountMappingWritePlatformService.createSavingProductToGLAccountMapping(product.getId(), command, DepositAccountType.SAVINGS_DEPOSIT); // check if the office specific products are enabled. If yes, then save this savings product against a specific office // i.e. this savings product is specific for this office. mifosEntityAccessUtil.checkConfigurationAndAddProductResrictionsForUserOffice( MifosEntityAccessType.OFFICE_ACCESS_TO_SAVINGS_PRODUCTS, MifosEntityType.SAVINGS_PRODUCT, product.getId()); return new CommandProcessingResultBuilder() // .withEntityId(product.getId()) // .build(); } catch (final DataAccessException e) { handleDataIntegrityIssues(command, e); return CommandProcessingResult.empty(); } } @Transactional @Override public CommandProcessingResult update(final Long productId, final JsonCommand command) { try { this.context.authenticatedUser(); this.fromApiJsonDataValidator.validateForUpdate(command.json()); final SavingsProduct product = this.savingProductRepository.findOne(productId); if (product == null) { throw new SavingsProductNotFoundException(productId); } final Map<String, Object> changes = product.update(command); if (command.hasParameter(interestRateCharts)) { product.updateInterestCharts(changes, command); } if (changes.containsKey(chargesParamName)) { final Set<Charge> savingsProductCharges = this.savingsProductAssembler .assembleListOfSavingsProductCharges(command, product.currency().getCode()); final boolean updated = product.update(savingsProductCharges); if (!updated) { changes.remove(chargesParamName); } /* update ApplyChargesToExistingSavingsAccount */ final Set<ApplyChargesToExistingSavingsAccount> applyChargesToExistingSavingsAccounts = this.savingsProductAssembler .assembleApplyChargesToExistingSavingsAccount(command); product.updateApplyChargesToExistingSavingsAccount(applyChargesToExistingSavingsAccounts); } // accounting related changes final boolean accountingTypeChanged = changes.containsKey(accountingRuleParamName); final Map<String, Object> accountingMappingChanges = this.accountMappingWritePlatformService .updateSavingsProductToGLAccountMapping(product.getId(), command, accountingTypeChanged, product.getAccountingType(), DepositAccountType.SAVINGS_DEPOSIT); changes.putAll(accountingMappingChanges); if (!changes.isEmpty()) { this.savingProductRepository.saveAndFlush(product); } return new CommandProcessingResultBuilder() // .withEntityId(product.getId()) // .with(changes).build(); } catch (final DataAccessException e) { handleDataIntegrityIssues(command, e); return CommandProcessingResult.empty(); } } @Transactional @Override public CommandProcessingResult delete(final Long productId) { this.context.authenticatedUser(); final SavingsProduct product = this.savingProductRepository.findOne(productId); if (product == null) { throw new SavingsProductNotFoundException(productId); } this.savingProductRepository.delete(product); return new CommandProcessingResultBuilder() // .withEntityId(product.getId()) // .build(); } /** * this function adds savings charges of type annual, monthly and withdrawals to an already existing savings accounts * when its set to on a product. functions is more like a bulk addSavingsCharge to savings accounts */ @Override @CronTarget(jobName = JobName.APPLY_PRODUCT_CHARGE_TO_EXISTING_SAVINGS_ACCOUNT) public void applyChargeToExistingSavingsAccount() throws JobExecutionException { final StringBuilder sb = new StringBuilder(); final Collection<ApplyChargesToExistingSavingsAccount> applyChargesToExistingSavingsAccounts = this.applyChargesToExistingSavingsAccountRepository .findAll(); if (!applyChargesToExistingSavingsAccounts.isEmpty() && applyChargesToExistingSavingsAccounts.size() > 0) { for (final ApplyChargesToExistingSavingsAccount applyCharge : applyChargesToExistingSavingsAccounts) { if (applyCharge.isApplyChargeToExistingSavingsAccount()) { final List<SavingsAccount> activeSavingsAccountsWithoutCharge = this.savingsAccountRepository .savingsAccountWithoutCharge(applyCharge.getSavingsProduct().getId(), applyCharge.getProductCharge().getId()); for (final SavingsAccount account : activeSavingsAccountsWithoutCharge) { final Charge charge = applyCharge.getProductCharge(); final LocalDate currentDate = LocalDate.now(); final Locale locale = new Locale("en"); final String format = "dd MMMM yyyy"; final DateTimeFormatter fmt = StringUtils.isNotBlank(format) ? DateTimeFormat.forPattern(format).withLocale(locale) : DateTimeFormat.forPattern("dd MM yyyy"); final SavingsAccountCharge savingsAccountCharge = SavingsAccountCharge .createNewWithoutSavingsAccount(charge, charge.getAmount(), ChargeTimeType.fromInt(charge.getChargeTimeType()), ChargeCalculationType.fromInt(charge.getChargeCalculation()), currentDate, true, charge.getFeeOnMonthDay(), charge.feeInterval()); savingsAccountCharge.update(account); try { //FIXMe add validation from the add charge to savings account method account.addCharge(fmt, savingsAccountCharge, charge); this.savingsAccountRepository.saveAndFlush(account); } catch (PlatformApiDataValidationException e) { sb.append(e.getErrors().get(0).getDeveloperMessage() + " savings account with id " + account.getId() + ","); } catch (AbstractPlatformDomainRuleException e) { sb.append(e.getDefaultUserMessage() + " savings account with id " + account.getId() + ","); } catch (RuntimeException e) { sb.append(e.toString() + " savings account with id " + account.getId() + ","); } catch (Exception e) { sb.append(e.getCause().getMessage() + " savings account with id" + account.getId() + ","); } } } } } if (sb.length() > 0) { throw new JobExecutionException(sb.toString()); } } }