/**
* 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.organisation.holiday.data;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.commons.lang.StringUtils;
import org.joda.time.LocalDate;
import org.mifosplatform.infrastructure.core.data.ApiParameterError;
import org.mifosplatform.infrastructure.core.data.DataValidatorBuilder;
import org.mifosplatform.infrastructure.core.exception.InvalidJsonException;
import org.mifosplatform.infrastructure.core.exception.PlatformApiDataValidationException;
import org.mifosplatform.infrastructure.core.serialization.FromJsonHelper;
import org.mifosplatform.organisation.holiday.api.HolidayApiConstants;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.reflect.TypeToken;
@Component
public class HolidayDataValidator {
private final FromJsonHelper fromApiJsonHelper;
@Autowired
public HolidayDataValidator(final FromJsonHelper fromApiJsonHelper) {
this.fromApiJsonHelper = fromApiJsonHelper;
}
public void validateForCreate(final String json) {
if (StringUtils.isBlank(json)) { throw new InvalidJsonException(); }
final Type typeOfMap = new TypeToken<Map<String, Object>>() {}.getType();
this.fromApiJsonHelper.checkForUnsupportedParameters(typeOfMap, json,
HolidayApiConstants.HOLIDAY_CREATE_OR_UPDATE_REQUEST_DATA_PARAMETERS);
final JsonElement element = this.fromApiJsonHelper.parse(json);
final List<ApiParameterError> dataValidationErrors = new ArrayList<>();
final DataValidatorBuilder baseDataValidator = new DataValidatorBuilder(dataValidationErrors)
.resource(HolidayApiConstants.HOLIDAY_RESOURCE_NAME);
final String name = this.fromApiJsonHelper.extractStringNamed(HolidayApiConstants.nameParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.nameParamName).value(name).notNull().notExceedingLengthOf(100);
final LocalDate fromDate = this.fromApiJsonHelper.extractLocalDateNamed(HolidayApiConstants.fromDateParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.fromDateParamName).value(fromDate).notNull();
final LocalDate toDate = this.fromApiJsonHelper.extractLocalDateNamed(HolidayApiConstants.toDateParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.toDateParamName).value(toDate).notNull();
final LocalDate repaymentsRescheduledTo = this.fromApiJsonHelper.extractLocalDateNamed(
HolidayApiConstants.repaymentsRescheduledToParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.repaymentsRescheduledToParamName).value(repaymentsRescheduledTo).notNull();
Set<Long> offices = null;
final JsonObject topLevelJsonElement = element.getAsJsonObject();
if (topLevelJsonElement.has(HolidayApiConstants.officesParamName)
&& topLevelJsonElement.get(HolidayApiConstants.officesParamName).isJsonArray()) {
final JsonArray array = topLevelJsonElement.get(HolidayApiConstants.officesParamName).getAsJsonArray();
if (array.size() > 0) {
offices = new HashSet<>(array.size());
for (int i = 0; i < array.size(); i++) {
final JsonObject officeElement = array.get(i).getAsJsonObject();
final Long officeId = this.fromApiJsonHelper.extractLongNamed(HolidayApiConstants.officeIdParamName, officeElement);
baseDataValidator.reset().parameter(HolidayApiConstants.officesParamName).value(officeId).notNull();
offices.add(officeId);
}
}
}
baseDataValidator.reset().parameter(HolidayApiConstants.officesParamName).value(offices).notNull();
throwExceptionIfValidationWarningsExist(dataValidationErrors);
}
public void validateForUpdate(final String json) {
if (StringUtils.isBlank(json)) { throw new InvalidJsonException(); }
final Type typeOfMap = new TypeToken<Map<String, Object>>() {}.getType();
this.fromApiJsonHelper.checkForUnsupportedParameters(typeOfMap, json,
HolidayApiConstants.HOLIDAY_CREATE_OR_UPDATE_REQUEST_DATA_PARAMETERS);
final JsonElement element = this.fromApiJsonHelper.parse(json);
final List<ApiParameterError> dataValidationErrors = new ArrayList<>();
final DataValidatorBuilder baseDataValidator = new DataValidatorBuilder(dataValidationErrors)
.resource(HolidayApiConstants.HOLIDAY_RESOURCE_NAME);
if (this.fromApiJsonHelper.parameterExists(HolidayApiConstants.nameParamName, element)) {
final String name = this.fromApiJsonHelper.extractStringNamed(HolidayApiConstants.nameParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.nameParamName).value(name).notNull().notExceedingLengthOf(100);
}
if (this.fromApiJsonHelper.parameterExists(HolidayApiConstants.fromDateParamName, element)) {
final LocalDate fromDate = this.fromApiJsonHelper.extractLocalDateNamed(HolidayApiConstants.fromDateParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.fromDateParamName).value(fromDate).notNull();
}
if (this.fromApiJsonHelper.parameterExists(HolidayApiConstants.toDateParamName, element)) {
final LocalDate toDate = this.fromApiJsonHelper.extractLocalDateNamed(HolidayApiConstants.toDateParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.toDateParamName).value(toDate).notNull();
}
if (this.fromApiJsonHelper.parameterExists(HolidayApiConstants.repaymentsRescheduledToParamName, element)) {
final LocalDate repaymentsRescheduledTo = this.fromApiJsonHelper.extractLocalDateNamed(
HolidayApiConstants.repaymentsRescheduledToParamName, element);
baseDataValidator.reset().parameter(HolidayApiConstants.repaymentsRescheduledToParamName).value(repaymentsRescheduledTo)
.notNull();
}
Set<Long> offices = null;
final JsonObject topLevelJsonElement = element.getAsJsonObject();
if (this.fromApiJsonHelper.parameterExists(HolidayApiConstants.officesParamName, element)) {
if (topLevelJsonElement.has(HolidayApiConstants.officesParamName)
&& topLevelJsonElement.get(HolidayApiConstants.officesParamName).isJsonArray()) {
final JsonArray array = topLevelJsonElement.get(HolidayApiConstants.officesParamName).getAsJsonArray();
if (array.size() > 0) {
offices = new HashSet<>(array.size());
for (int i = 0; i < array.size(); i++) {
final JsonObject officeElement = array.get(i).getAsJsonObject();
final Long officeId = this.fromApiJsonHelper.extractLongNamed(HolidayApiConstants.officeIdParamName, officeElement);
baseDataValidator.reset().parameter(HolidayApiConstants.officesParamName).value(officeId).notNull();
offices.add(officeId);
}
}
}
baseDataValidator.reset().parameter(HolidayApiConstants.officesParamName).value(offices).notNull();
throwExceptionIfValidationWarningsExist(dataValidationErrors);
}
}
private void throwExceptionIfValidationWarningsExist(final List<ApiParameterError> dataValidationErrors) {
if (!dataValidationErrors.isEmpty()) {
//
throw new PlatformApiDataValidationException(dataValidationErrors);
}
}
}