Commit: 690c1f6
Commit Details
| SHA | 690c1f6ce426c62c29e87ac132dda0f8125192ff |
|---|---|
| Tree | 5a67fd55b56735ab4e469c7d06c1c73c4c2b4c20 |
| Author | <f69e50@finnacloud.com> 1766368110 +0300 |
| Committer | <f69e50@finnacloud.com> 1766368110 +0300 |
| Message | initialize backend structure with controllers, DTOs, and configuration files |
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File: src/main/java/com/paymentlink/util/IdGenerator.java
| 1 | package com.paymentlink.util; |
| 2 | |
| 3 | import java.security.SecureRandom; |
| 4 | import java.util.UUID; |
| 5 | |
| 6 | public class IdGenerator { |
| 7 | |
| 8 | private static final SecureRandom RANDOM = new SecureRandom(); |
| 9 | private static final String ALPHA_NUMERIC = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"; |
| 10 | |
| 11 | /** |
| 12 | * Generate order ID in format: ORD-{timestamp}-{random} |
| 13 | */ |
| 14 | public static String generateOrderId() { |
| 15 | long timestamp = System.currentTimeMillis(); |
| 16 | String randomPart = generateRandomString(6); |
| 17 | return String.format("ORD-%d-%s", timestamp, randomPart); |
| 18 | } |
| 19 | |
| 20 | /** |
| 21 | * Generate payment link ID (hex format, 32 characters) |
| 22 | */ |
| 23 | public static String generatePaymentLinkId() { |
| 24 | return UUID.randomUUID().toString().replace("-", ""); |
| 25 | } |
| 26 | |
| 27 | /** |
| 28 | * Generate random alphanumeric string |
| 29 | */ |
| 30 | private static String generateRandomString(int length) { |
| 31 | StringBuilder sb = new StringBuilder(length); |
| 32 | for (int i = 0; i < length; i++) { |
| 33 | sb.append(ALPHA_NUMERIC.charAt(RANDOM.nextInt(ALPHA_NUMERIC.length()))); |
| 34 | } |
| 35 | return sb.toString(); |
| 36 | } |
| 37 | } |
| 38 | |
| 39 |