spring-boot-demo/rate-limit/pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>4.1.2</version>
    <relativePath/>
  </parent>

  <groupId>com.ankurm</groupId>
  <artifactId>rate-limit</artifactId>
  <version>1.0.0</version>
  <name>rate-limit</name>
  <description>Rate limiting Spring Boot 4.1 APIs with Bucket4j 8.21 and Redis: per-user, per-API-key and global limits, 429 with Retry-After, two instances sharing one bucket</description>

  <properties>
    <java.version>25</java.version>
    <bucket4j.version>8.21.0</bucket4j.version>
  </properties>

  <dependencies>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-webmvc</artifactId>
    </dependency>
    <!-- Brings Lettuce (io.lettuce:lettuce-core). -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-data-redis</artifactId>
    </dependency>
    <!-- The Bucket4j artifacts carry the JDK level in the artifactId: bucket4j_jdk17-*. -->
    <dependency>
      <groupId>com.bucket4j</groupId>
      <artifactId>bucket4j_jdk17-core</artifactId>
      <version>${bucket4j.version}</version>
    </dependency>
    <dependency>
      <groupId>com.bucket4j</groupId>
      <artifactId>bucket4j_jdk17-lettuce</artifactId>
      <version>${bucket4j.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-test</artifactId>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-webmvc-test</artifactId>
      <scope>test</scope>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-maven-plugin</artifactId>
      </plugin>
    </plugins>
  </build>
</project>