de.hybris.platform.chinesetaxinvoiceaddon.forms.validation.TaxInvoiceValidator.java Source code

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Here is the source code for de.hybris.platform.chinesetaxinvoiceaddon.forms.validation.TaxInvoiceValidator.java

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/*
 * [y] hybris Platform
 *
 * Copyright (c) 2017 SAP SE or an SAP affiliate company.  All rights reserved.
 *
 * This software is the confidential and proprietary information of SAP
 * ("Confidential Information"). You shall not disclose such Confidential
 * Information and shall use it only in accordance with the terms of the
 * license agreement you entered into with SAP.
 */
package de.hybris.platform.chinesetaxinvoiceaddon.forms.validation;

import de.hybris.platform.chinesetaxinvoiceaddon.forms.TaxInvoiceForm;
import de.hybris.platform.chinesetaxinvoiceservices.enums.InvoiceRecipientType;

import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Component;
import org.springframework.validation.Errors;
import org.springframework.validation.Validator;

@Component("taxInvoiceValidator")
public class TaxInvoiceValidator implements Validator {

    @Override
    public boolean supports(final Class<?> clazz) {
        return TaxInvoiceForm.class.equals(clazz);
    }

    @Override
    public void validate(final Object object, final Errors errors) {
        final TaxInvoiceForm invoiceForm = (TaxInvoiceForm) object;
        validateNotNullField(invoiceForm.getCategory(), InvoiceField.CATEGORY, errors);
        validateNotNullField(invoiceForm.getRecipientType(), InvoiceField.RECIPIENT_TYPE, errors);
        validateInvoiceName(invoiceForm, 255, errors);
    }

    protected static void validateInvoiceName(TaxInvoiceForm invoiceForm, final int maxFieldLength,
            final Errors errors) {

        if (StringUtils.isNotBlank(invoiceForm.getRecipientType())
                && invoiceForm.getRecipientType().equals(InvoiceRecipientType.UNIT.getCode())) {
            String recipient = invoiceForm.getRecipient();
            if (recipient == null || StringUtils.isEmpty(recipient)
                    || (StringUtils.length(recipient) > maxFieldLength)) {
                errors.rejectValue(InvoiceField.RECIPIENT.getFieldKey(), InvoiceField.RECIPIENT.getErrorKey());
            }
        }
    }

    protected static void validateNotNullField(final String invoiceField, final InvoiceField fieldType,
            final Errors errors) {
        if (invoiceField == null || StringUtils.isEmpty(invoiceField)) {
            errors.rejectValue(fieldType.getFieldKey(), fieldType.getErrorKey());
        }
    }

    private enum InvoiceField {

        RECIPIENT("recipient", "invoice.recipient.invalid"), CATEGORY("category",
                "invoice.category.invalid"), RECIPIENT_TYPE("recipientType", "invoice.recipientType.invalid");

        private final String fieldKey;
        private final String errorKey;

        private InvoiceField(final String fieldKey, final String errorKey) {
            this.fieldKey = fieldKey;
            this.errorKey = errorKey;
        }

        public String getFieldKey() {
            return fieldKey;
        }

        public String getErrorKey() {
            return errorKey;
        }
    }
}