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java
6 java code snippets across 1 language. Copy-paste solutions from production code.
6
snippets
java
6 snippetsConvert Numbers to Words in Java (Indian Numbering System)
Java utility that converts amounts to words using the Indian numbering system (Crore, Lakh, Thousand). Handles BigDecimal, decimals, and edge cases.
Environment Utility for Java
Thread-safe Java helper for reading environment variables, system properties, and profile-aware config with typed accessors and sanitised snapshots.
Rate Limit Annotation for Spring Boot (Token Bucket)
Custom @RateLimit annotation that throttles Spring Boot endpoints per-IP using a thread-safe token bucket. No external dependencies.
Retry Executor Utility for Java
Configurable Java retry helper for flaky operations. Supports max attempts, fixed delays, exception whitelists, result validation, and failure hooks.
Reusable Testcontainers Postgres Base Class for Spring Boot
An abstract @Testcontainers base class that boots a Postgres container once per test suite and wires it into Spring Boot via @DynamicPropertySource.
Transactional Outbox Publisher in Spring Boot
A scheduled outbox publisher that drains a Postgres outbox table using JDBC and SKIP LOCKED for safe concurrent processing.