Java tutorial
/** * 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.shareproducts.serialization; import java.lang.reflect.Type; import java.math.BigDecimal; import java.util.ArrayList; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Locale; import java.util.Map; import java.util.Set; import org.apache.commons.lang.StringUtils; import org.apache.fineract.accounting.common.AccountingRuleType; import org.apache.fineract.infrastructure.core.api.JsonCommand; import org.apache.fineract.infrastructure.core.data.ApiParameterError; import org.apache.fineract.infrastructure.core.data.DataValidatorBuilder; import org.apache.fineract.infrastructure.core.exception.InvalidJsonException; import org.apache.fineract.infrastructure.core.exception.PlatformApiDataValidationException; import org.apache.fineract.infrastructure.core.serialization.FromJsonHelper; import org.apache.fineract.infrastructure.core.service.DateUtils; import org.apache.fineract.infrastructure.security.service.PlatformSecurityContext; import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency; import org.apache.fineract.portfolio.accounts.constants.ShareAccountApiConstants; import org.apache.fineract.portfolio.charge.domain.Charge; import org.apache.fineract.portfolio.charge.domain.ChargeRepositoryWrapper; import org.apache.fineract.portfolio.common.domain.PeriodFrequencyType; import org.apache.fineract.portfolio.loanproduct.exception.InvalidCurrencyException; import org.apache.fineract.portfolio.shareproducts.constants.ShareProductApiConstants; import org.apache.fineract.portfolio.shareproducts.data.ShareProductMarketPriceData; import org.apache.fineract.portfolio.shareproducts.domain.ShareProduct; import org.apache.fineract.portfolio.shareproducts.domain.ShareProductMarketPrice; import org.apache.fineract.useradministration.domain.AppUser; import org.joda.time.DateTime; import org.joda.time.LocalDate; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import com.google.gson.JsonArray; import com.google.gson.JsonElement; import com.google.gson.JsonObject; import com.google.gson.reflect.TypeToken; @Service public class ShareProductDataSerializer { private final FromJsonHelper fromApiJsonHelper; private final ChargeRepositoryWrapper chargeRepository; private final PlatformSecurityContext platformSecurityContext; @Autowired public ShareProductDataSerializer(final FromJsonHelper fromApiJsonHelper, final ChargeRepositoryWrapper chargeRepository, final PlatformSecurityContext platformSecurityContext) { this.fromApiJsonHelper = fromApiJsonHelper; this.chargeRepository = chargeRepository; this.platformSecurityContext = platformSecurityContext; } public ShareProduct validateAndCreate(JsonCommand jsonCommand) { if (StringUtils.isBlank(jsonCommand.json())) { throw new InvalidJsonException(); } final Type typeOfMap = new TypeToken<Map<String, Object>>() { }.getType(); this.fromApiJsonHelper.checkForUnsupportedParameters(typeOfMap, jsonCommand.json(), ShareProductApiConstants.supportedParametersForCreate); final List<ApiParameterError> dataValidationErrors = new ArrayList<>(); final DataValidatorBuilder baseDataValidator = new DataValidatorBuilder(dataValidationErrors) .resource("sharesproduct"); JsonElement element = jsonCommand.parsedJson(); final Locale locale = this.fromApiJsonHelper.extractLocaleParameter(element.getAsJsonObject()); final String productName = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.name_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.name_paramname).value(productName).notBlank() .notExceedingLengthOf(200); final String shortName = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.shortname_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.shortname_paramname).value(shortName) .notBlank().notExceedingLengthOf(4); String description = null; if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.description_paramname, element)) { description = this.fromApiJsonHelper.extractStringNamed(ShareProductApiConstants.description_paramname, element); } String externalId = this.fromApiJsonHelper.extractStringNamed(ShareProductApiConstants.externalid_paramname, element); // baseDataValidator.reset().parameter(ShareProductApiConstants.externalid_paramname).value(externalId).notBlank(); Long totalNumberOfShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.totalshares_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.totalshares_paramname) .value(totalNumberOfShares).notNull().longGreaterThanZero(); final Long sharesIssued = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.totalsharesissued_paramname, element); if (sharesIssued != null && totalNumberOfShares != null && sharesIssued > totalNumberOfShares) { baseDataValidator.reset().parameter(ShareProductApiConstants.totalsharesissued_paramname) .value(sharesIssued).failWithCodeNoParameterAddedToErrorCode( "sharesIssued.cannot.be.greater.than.totalNumberOfShares"); } final String currencyCode = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.currency_paramname, element); final Integer digitsAfterDecimal = this.fromApiJsonHelper .extractIntegerWithLocaleNamed(ShareProductApiConstants.digitsafterdecimal_paramname, element); final Integer inMultiplesOf = this.fromApiJsonHelper .extractIntegerWithLocaleNamed(ShareProductApiConstants.inmultiplesof_paramname, element); final MonetaryCurrency currency = new MonetaryCurrency(currencyCode, digitsAfterDecimal, inMultiplesOf); final BigDecimal unitPrice = this.fromApiJsonHelper .extractBigDecimalNamed(ShareProductApiConstants.unitprice_paramname, element, locale); baseDataValidator.reset().parameter(ShareProductApiConstants.unitprice_paramname).value(unitPrice).notNull() .positiveAmount(); BigDecimal shareCapitalValue = BigDecimal.ONE; if (sharesIssued != null && unitPrice != null) { shareCapitalValue = BigDecimal.valueOf(sharesIssued).multiply(unitPrice); } Integer accountingRule = this.fromApiJsonHelper .extractIntegerNamed(ShareProductApiConstants.accountingRuleParamName, element, locale); baseDataValidator.reset().parameter(ShareProductApiConstants.accountingRuleParamName).value(accountingRule) .notNull().integerGreaterThanZero(); AccountingRuleType accountingRuleType = null; if (accountingRule != null) { accountingRuleType = AccountingRuleType.fromInt(accountingRule); } Long minimumClientShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.minimumshares_paramname, element); Long nominalClientShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.nominaltshares_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.nominaltshares_paramname) .value(nominalClientShares).notNull().longGreaterThanZero(); if (minimumClientShares != null && nominalClientShares != null && !minimumClientShares.equals(nominalClientShares)) { baseDataValidator.reset().parameter(ShareProductApiConstants.nominaltshares_paramname) .value(nominalClientShares).longGreaterThanNumber(minimumClientShares); } Long maximumClientShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.maximumshares_paramname, element); if (maximumClientShares != null && nominalClientShares != null && !maximumClientShares.equals(nominalClientShares)) { baseDataValidator.reset().parameter(ShareProductApiConstants.maximumshares_paramname) .value(maximumClientShares).longGreaterThanNumber(nominalClientShares); } Set<ShareProductMarketPrice> marketPriceSet = asembleShareMarketPrice(element); Set<Charge> charges = assembleListOfProductCharges(element, currencyCode); Boolean allowdividendsForInactiveClients = this.fromApiJsonHelper.extractBooleanNamed( ShareProductApiConstants.allowdividendcalculationforinactiveclients_paramname, element); Integer minimumActivePeriod = this.fromApiJsonHelper.extractIntegerNamed( ShareProductApiConstants.minimumactiveperiodfordividends_paramname, element, locale); PeriodFrequencyType minimumActivePeriodType = extractPeriodType( ShareProductApiConstants.minimumactiveperiodfrequencytype_paramname, element); if (minimumActivePeriod != null) { baseDataValidator.reset().parameter(ShareProductApiConstants.minimumactiveperiodfrequencytype_paramname) .value(minimumActivePeriodType.getValue()) .integerSameAsNumber(PeriodFrequencyType.DAYS.getValue()); } Integer lockinPeriod = this.fromApiJsonHelper .extractIntegerNamed(ShareProductApiConstants.lockperiod_paramname, element, locale); PeriodFrequencyType lockPeriodType = extractPeriodType( ShareProductApiConstants.lockinperiodfrequencytype_paramname, element); AppUser createdBy = platformSecurityContext.authenticatedUser(); AppUser modifiedBy = createdBy; DateTime createdDate = DateUtils.getLocalDateTimeOfTenant().toDateTime(); DateTime modifiedOn = createdDate; ShareProduct product = new ShareProduct(productName, shortName, description, externalId, currency, totalNumberOfShares, sharesIssued, unitPrice, shareCapitalValue, minimumClientShares, nominalClientShares, maximumClientShares, marketPriceSet, charges, allowdividendsForInactiveClients, lockinPeriod, lockPeriodType, minimumActivePeriod, minimumActivePeriodType, createdBy, createdDate, modifiedBy, modifiedOn, accountingRuleType); for (ShareProductMarketPrice data : marketPriceSet) { data.setShareProduct(product); } if (!dataValidationErrors.isEmpty()) { throw new PlatformApiDataValidationException(dataValidationErrors); } return product; } private PeriodFrequencyType extractPeriodType(String paramName, final JsonElement element) { PeriodFrequencyType frequencyType = PeriodFrequencyType.INVALID; frequencyType = PeriodFrequencyType .fromInt(this.fromApiJsonHelper.extractIntegerWithLocaleNamed(paramName, element)); return frequencyType; } private Set<ShareProductMarketPriceData> asembleShareMarketPriceForUpdate(final JsonElement element) { Set<ShareProductMarketPriceData> set = null; if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.marketprice_paramname, element)) { set = new HashSet<>(); JsonArray array = this.fromApiJsonHelper .extractJsonArrayNamed(ShareProductApiConstants.marketprice_paramname, element); for (JsonElement arrayElement : array) { Long id = this.fromApiJsonHelper.extractLongNamed(ShareProductApiConstants.id_paramname, arrayElement); LocalDate localDate = this.fromApiJsonHelper .extractLocalDateNamed(ShareProductApiConstants.startdate_paramname, arrayElement); final BigDecimal shareValue = this.fromApiJsonHelper.extractBigDecimalWithLocaleNamed( ShareProductApiConstants.sharevalue_paramname, arrayElement); ShareProductMarketPriceData obj = new ShareProductMarketPriceData(id, localDate.toDate(), shareValue); set.add(obj); } } return set; } private Set<ShareProductMarketPrice> asembleShareMarketPrice(final JsonElement element) { Set<ShareProductMarketPrice> set = null; if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.marketprice_paramname, element)) { set = new HashSet<>(); JsonArray array = this.fromApiJsonHelper .extractJsonArrayNamed(ShareProductApiConstants.marketprice_paramname, element); for (JsonElement arrayElement : array) { LocalDate localDate = this.fromApiJsonHelper .extractLocalDateNamed(ShareProductApiConstants.startdate_paramname, arrayElement); final BigDecimal shareValue = this.fromApiJsonHelper.extractBigDecimalWithLocaleNamed( ShareProductApiConstants.sharevalue_paramname, arrayElement); ShareProductMarketPrice obj = new ShareProductMarketPrice(localDate.toDate(), shareValue); set.add(obj); } } return set; } private Set<Charge> assembleListOfProductCharges(final JsonElement element, final String currencyCode) { final Set<Charge> charges = new HashSet<>(); if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.charges_paramname, element)) { JsonArray chargesArray = this.fromApiJsonHelper .extractJsonArrayNamed(ShareProductApiConstants.charges_paramname, element); if (chargesArray != null) { for (int i = 0; i < chargesArray.size(); i++) { final JsonObject jsonObject = chargesArray.get(i).getAsJsonObject(); if (jsonObject.has("id")) { final Long id = jsonObject.get("id").getAsLong(); final Charge charge = this.chargeRepository.findOneWithNotFoundDetection(id); if (!currencyCode.equals(charge.getCurrencyCode())) { final String errorMessage = "Charge and Share Product must have the same currency."; throw new InvalidCurrencyException("charge", "attach.to.share.product", errorMessage); } charges.add(charge); } } } } return charges; } public Map<String, Object> validateAndUpdate(JsonCommand jsonCommand, ShareProduct product) { Map<String, Object> actualChanges = new HashMap<>(); if (StringUtils.isBlank(jsonCommand.json())) { throw new InvalidJsonException(); } final Type typeOfMap = new TypeToken<Map<String, Object>>() { }.getType(); this.fromApiJsonHelper.checkForUnsupportedParameters(typeOfMap, jsonCommand.json(), ShareProductApiConstants.supportedParametersForCreate); final List<ApiParameterError> dataValidationErrors = new ArrayList<>(); final DataValidatorBuilder baseDataValidator = new DataValidatorBuilder(dataValidationErrors) .resource("sharesproduct"); JsonElement element = jsonCommand.parsedJson(); final Locale locale = this.fromApiJsonHelper.extractLocaleParameter(element.getAsJsonObject()); if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.name_paramname, element)) { final String productName = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.name_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.name_paramname).value(productName) .notBlank(); if (product.setProductName(productName)) { actualChanges.put(ShareProductApiConstants.name_paramname, productName); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.shortname_paramname, element)) { final String shortName = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.shortname_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.shortname_paramname).value(shortName) .notBlank(); if (product.setShortName(shortName)) { actualChanges.put(ShareProductApiConstants.shortname_paramname, shortName); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.description_paramname, element)) { String description = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.description_paramname, element); if (product.setDescription(description)) { actualChanges.put(ShareProductApiConstants.description_paramname, description); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.externalid_paramname, element)) { String externalId = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.externalid_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.externalid_paramname).value(externalId) .notBlank(); if (product.setExternalId(externalId)) { actualChanges.put(ShareProductApiConstants.externalid_paramname, externalId); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.totalshares_paramname, element)) { Long totalShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.totalshares_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.totalshares_paramname).value(totalShares) .notNull().longGreaterThanZero(); if (product.setTotalShares(totalShares)) { actualChanges.put(ShareProductApiConstants.totalshares_paramname, totalShares); } } Long sharesIssued = null; if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.totalsharesissued_paramname, element)) { sharesIssued = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.totalsharesissued_paramname, element); if (product.setTotalIssuedShares(sharesIssued)) { actualChanges.put(ShareProductApiConstants.totalsharesissued_paramname, sharesIssued); } } else { product.setTotalIssuedShares(sharesIssued); } if (sharesIssued != null && product.getSubscribedShares() != null && sharesIssued < product.getSubscribedShares()) { baseDataValidator.reset().parameter(ShareProductApiConstants.totalsharesissued_paramname) .value(sharesIssued).failWithCodeNoParameterAddedToErrorCode( "sharesissued.can.not.be.lessthan.accounts.subscribed.shares"); } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.currency_paramname, element) && this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.digitsafterdecimal_paramname, element) && this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.inmultiplesof_paramname, element)) { final String currencyCode = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.currency_paramname, element); final Integer digitsAfterDecimal = this.fromApiJsonHelper .extractIntegerWithLocaleNamed(ShareProductApiConstants.digitsafterdecimal_paramname, element); final Integer inMultiplesOf = this.fromApiJsonHelper .extractIntegerWithLocaleNamed(ShareProductApiConstants.inmultiplesof_paramname, element); final MonetaryCurrency currency = new MonetaryCurrency(currencyCode, digitsAfterDecimal, inMultiplesOf); if (product.setMonetaryCurrency(currency)) { actualChanges.put(ShareProductApiConstants.currency_paramname, currency); } } BigDecimal unitPrice = null; if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.unitprice_paramname, element)) { unitPrice = this.fromApiJsonHelper.extractBigDecimalNamed(ShareProductApiConstants.unitprice_paramname, element, locale); baseDataValidator.reset().parameter(ShareProductApiConstants.unitprice_paramname).value(unitPrice) .notNull().positiveAmount(); if (product.setUnitPrice(unitPrice)) { actualChanges.put(ShareProductApiConstants.unitprice_paramname, unitPrice); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.accountingRuleParamName, element)) { Integer accountingRule = this.fromApiJsonHelper .extractIntegerWithLocaleNamed(ShareProductApiConstants.accountingRuleParamName, element); baseDataValidator.reset().parameter(ShareProductApiConstants.accountingRuleParamName) .value(accountingRule).notNull().integerGreaterThanZero(); if (product.setAccountingRule(accountingRule)) { actualChanges.put(ShareProductApiConstants.accountingRuleParamName, accountingRule); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.minimumshares_paramname, element)) { Long minimumClientShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.minimumshares_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.minimumshares_paramname) .value(minimumClientShares).notNull().longGreaterThanZero(); if (product.setMinimumShares(minimumClientShares)) { actualChanges.put(ShareProductApiConstants.minimumshares_paramname, minimumClientShares); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.nominaltshares_paramname, element)) { Long nominalClientShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.nominaltshares_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.nominaltshares_paramname) .value(nominalClientShares).notNull().longGreaterThanZero(); if (product.setNominalShares(nominalClientShares)) { actualChanges.put(ShareProductApiConstants.nominaltshares_paramname, nominalClientShares); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.maximumshares_paramname, element)) { Long maximumClientShares = this.fromApiJsonHelper .extractLongNamed(ShareProductApiConstants.maximumshares_paramname, element); baseDataValidator.reset().parameter(ShareProductApiConstants.maximumshares_paramname) .value(maximumClientShares).notNull().longGreaterThanZero(); if (product.setMaximumShares(maximumClientShares)) { actualChanges.put(ShareProductApiConstants.maximumshares_paramname, maximumClientShares); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.marketprice_paramname, element)) { Set<ShareProductMarketPriceData> marketPrice = asembleShareMarketPriceForUpdate(element); if (product.setMarketPrice(marketPrice)) { actualChanges.put(ShareProductApiConstants.marketprice_paramname, marketPrice); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.charges_paramname, element)) { final String currencyCode = this.fromApiJsonHelper .extractStringNamed(ShareProductApiConstants.currency_paramname, element); Set<Charge> charges = assembleListOfProductCharges(element, currencyCode); if (product.setCharges(charges)) { actualChanges.put(ShareProductApiConstants.charges_paramname, charges); } } if (this.fromApiJsonHelper.parameterExists( ShareProductApiConstants.allowdividendcalculationforinactiveclients_paramname, element)) { Boolean allowdividendsForInactiveClients = this.fromApiJsonHelper.extractBooleanNamed( ShareProductApiConstants.allowdividendcalculationforinactiveclients_paramname, element); if (product.setAllowDividendCalculationForInactiveClients(allowdividendsForInactiveClients)) { actualChanges.put(ShareProductApiConstants.allowdividendcalculationforinactiveclients_paramname, allowdividendsForInactiveClients); } } Integer minimumActivePeriod = null; if (this.fromApiJsonHelper .parameterExists(ShareProductApiConstants.minimumactiveperiodfordividends_paramname, element)) { minimumActivePeriod = this.fromApiJsonHelper.extractIntegerNamed( ShareProductApiConstants.minimumactiveperiodfordividends_paramname, element, locale); if (product.setminimumActivePeriod(minimumActivePeriod)) { actualChanges.put(ShareProductApiConstants.minimumactiveperiodfordividends_paramname, minimumActivePeriod); } } if (this.fromApiJsonHelper .parameterExists(ShareProductApiConstants.minimumactiveperiodfrequencytype_paramname, element)) { PeriodFrequencyType minimumActivePeriodType = extractPeriodType( ShareProductApiConstants.minimumactiveperiodfrequencytype_paramname, element); if (minimumActivePeriod != null) { baseDataValidator.reset() .parameter(ShareProductApiConstants.minimumactiveperiodfrequencytype_paramname) .value(minimumActivePeriodType.getValue()) .integerSameAsNumber(PeriodFrequencyType.DAYS.getValue()); } if (product.setminimumActivePeriodFrequencyType(minimumActivePeriodType)) { actualChanges.put(ShareProductApiConstants.minimumactiveperiodfrequencytype_paramname, minimumActivePeriodType); } } final Integer lockinPeriod; if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.lockperiod_paramname, element)) { lockinPeriod = this.fromApiJsonHelper.extractIntegerNamed(ShareProductApiConstants.lockperiod_paramname, element, locale); if (product.setLockinPeriod(lockinPeriod)) { actualChanges.put(ShareProductApiConstants.lockperiod_paramname, lockinPeriod); } } if (this.fromApiJsonHelper.parameterExists(ShareProductApiConstants.lockinperiodfrequencytype_paramname, element)) { PeriodFrequencyType lockPeriod = extractPeriodType( ShareProductApiConstants.lockinperiodfrequencytype_paramname, element); if (product.setLockPeriodFrequencyType(lockPeriod)) { actualChanges.put(ShareProductApiConstants.lockinperiodfrequencytype_paramname, lockPeriod); } } if (!dataValidationErrors.isEmpty()) { throw new PlatformApiDataValidationException(dataValidationErrors); } BigDecimal shareCapitalValue; if (sharesIssued != null || unitPrice != null) { if (sharesIssued == null) sharesIssued = product.getTotalShares(); if (unitPrice == null) unitPrice = product.getUnitPrice(); shareCapitalValue = BigDecimal.valueOf(sharesIssued).multiply(unitPrice); if (product.setshareCapitalValue(shareCapitalValue)) { actualChanges.put(ShareProductApiConstants.sharecapital_paramname, shareCapitalValue); } } return actualChanges; } public void validateDividendDetails(JsonCommand jsonCommand) { if (StringUtils.isBlank(jsonCommand.json())) { throw new InvalidJsonException(); } final Type typeOfMap = new TypeToken<Map<String, Object>>() { }.getType(); this.fromApiJsonHelper.checkForUnsupportedParameters(typeOfMap, jsonCommand.json(), ShareProductApiConstants.supportedParametersForDivident); final List<ApiParameterError> dataValidationErrors = new ArrayList<>(); final DataValidatorBuilder baseDataValidator = new DataValidatorBuilder(dataValidationErrors) .resource("sharesproduct.dividend.processing"); JsonElement element = jsonCommand.parsedJson(); final LocalDate dividendPeriodStartDate = this.fromApiJsonHelper .extractLocalDateNamed(ShareProductApiConstants.dividendPeriodStartDateParamName, element); baseDataValidator.reset().parameter(ShareProductApiConstants.dividendPeriodStartDateParamName) .value(dividendPeriodStartDate).notBlank(); final LocalDate dividendPeriodEndDate = this.fromApiJsonHelper .extractLocalDateNamed(ShareProductApiConstants.dividendPeriodEndDateParamName, element); baseDataValidator.reset().parameter(ShareProductApiConstants.dividendPeriodStartDateParamName) .value(dividendPeriodEndDate).notBlank().validateDateAfter(dividendPeriodStartDate); final BigDecimal dividendAmount = this.fromApiJsonHelper .extractBigDecimalWithLocaleNamed(ShareProductApiConstants.dividendAmountParamName, element); baseDataValidator.reset().parameter(ShareProductApiConstants.dividendAmountParamName).value(dividendAmount) .notBlank().positiveAmount(); if (!dataValidationErrors.isEmpty()) { throw new PlatformApiDataValidationException(dataValidationErrors); } } }