Victor Drulis victordrulis
adrianoluis
/ BarcodeUtils.java
Created
September 4, 2017 02:04
This class validate a barcode and convert it to "Linha Digitável".
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import java.util.Calendar; | |
| import java.util.Date; | |
| import java.util.GregorianCalendar; | |
| /** | |
| * This class validate a barcode and convert it to "Linha Digitável". | |
| * | |
| * @author adriano | |
| * @since Set 25, 2014 |
adrianoluis
/ DocumentUtil.java
Last active
May 4, 2024 16:12
Utility class to validate CPF and CNPJ document types. For CPF use isValidSsn and for CNPJ use isValidTfn. Added to repo https://github.com/adrianoluis/misc-tools
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| public class DocumentUtil { | |
| // CPF | |
| private static final int[] WEIGHT_SSN = {11, 10, 9, 8, 7, 6, 5, 4, 3, 2}; | |
| // CNPJ | |
| private static final int[] WEIGHT_TFN = {6, 5, 4, 3, 2, 9, 8, 7, 6, 5, 4, 3, 2}; | |
| private static int sum(int[] weight, char[] numbers, int length) { | |
| if (length <= 0) return 0; |