fineract-provider/src/main/java/org/apache/fineract/accounting/journalentry/data/JournalEntryDataValidator.java

/**
 * 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.accounting.journalentry.data;

import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.apache.fineract.accounting.journalentry.api.JournalEntryJsonInputParams;
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.PlatformApiDataValidationException;
import org.apache.fineract.infrastructure.core.serialization.FromJsonHelper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import com.google.gson.reflect.TypeToken;

@Component
public class JournalEntryDataValidator {

    private final FromJsonHelper fromApiJsonHelper;

    public static final Set<String> RUNNING_BALANCE_UPDATE_REQUEST_DATA_PARAMETERS = new HashSet<>(
            Arrays.asList(JournalEntryJsonInputParams.OFFICE_ID.getValue()));

    @Autowired
    public JournalEntryDataValidator(final FromJsonHelper fromApiJsonHelper) {
        this.fromApiJsonHelper = fromApiJsonHelper;
    }

    public void validateForUpdateRunningbalance(final JsonCommand command) {
        final Type typeOfMap = new TypeToken<Map<String, Object>>() {}.getType();
        this.fromApiJsonHelper.checkForUnsupportedParameters(typeOfMap, command.json(), RUNNING_BALANCE_UPDATE_REQUEST_DATA_PARAMETERS);
        final List<ApiParameterError> dataValidationErrors = new ArrayList<>();
        final DataValidatorBuilder baseDataValidator = new DataValidatorBuilder(dataValidationErrors).resource("GLJournalEntry");

        if (this.fromApiJsonHelper.parameterExists(JournalEntryJsonInputParams.OFFICE_ID.getValue(), command.parsedJson())) {
            final String officeId = this.fromApiJsonHelper.extractStringNamed(JournalEntryJsonInputParams.OFFICE_ID.getValue(),
                    command.parsedJson());
            baseDataValidator.reset().parameter(JournalEntryJsonInputParams.OFFICE_ID.getValue()).value(officeId).ignoreIfNull()
                    .longGreaterThanZero();
        }
        if (!dataValidationErrors.isEmpty()) { throw new PlatformApiDataValidationException("validation.msg.validation.errors.exist",
                "Validation errors exist.", dataValidationErrors); }
    }

}