basic service with rate limit

spring-cloud/spring-cloud-zuul-throttling/pom.xml

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+<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>com.baeldung.spring.cloud</groupId>
+	<artifactId>zuul-ratelimit-demo</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>jar</packaging>
+
+	<name>zuul-ratelimit-demo</name>
+	<description>Demo project for Spring Boot</description>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.0.6.RELEASE</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<java.version>1.8</java.version>
+		<spring-cloud.version>Finchley.SR1</spring-cloud.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-starter-netflix-zuul</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>com.marcosbarbero.cloud</groupId>
+			<artifactId>spring-cloud-zuul-ratelimit</artifactId>
+			<version>LATEST</version>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-jpa</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>com.h2database</groupId>
+			<artifactId>h2</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework.cloud</groupId>
+				<artifactId>spring-cloud-dependencies</artifactId>
+				<version>${spring-cloud.version}</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+
+</project>

spring-cloud/spring-cloud-zuul-throttling/src/main/java/com/baeldung/spring/cloud/zuulratelimitdemo/ZuulRatelimitDemoApplication.java

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+package com.baeldung.spring.cloud.zuulratelimitdemo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class ZuulRatelimitDemoApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(ZuulRatelimitDemoApplication.class, args);
+	}
+}

spring-cloud/spring-cloud-zuul-throttling/src/main/java/com/baeldung/spring/cloud/zuulratelimitdemo/controller/GreetingController.java

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+package com.baeldung.spring.cloud.zuulratelimitdemo.controller;
+
+import org.springframework.cloud.client.SpringCloudApplication;
+import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+@EnableZuulProxy
+@SpringCloudApplication
+@RequestMapping("/greeting")
+public class GreetingController {
+
+  @GetMapping("/simple")
+  public ResponseEntity<String> serviceA() {
+    return ResponseEntity.ok("Hi!");
+  }
+
+  @GetMapping("/advanced")
+  public ResponseEntity<String> serviceB() {
+    return ResponseEntity.ok("Hello, how you doing?");
+  }
+}

spring-cloud/spring-cloud-zuul-throttling/src/main/resources/application.yml

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+zuul:
+  routes:
+    serviceSimple:
+      path: /greeting/simple
+      url: forward:/
+    serviceAdvanced:
+      path: /greeting/advanced
+      url: forward:/
+  ratelimit:
+    enabled: true
+    repository: JPA
+    policy-list:
+      serviceSimple:
+        - limit: 1
+          refresh-interval: 60
+          type:
+            - origin
+      serviceAdvanced:
+        - limit: 1
+          refresh-interval: 2
+          type:
+            - origin
+  strip-prefix: true

spring-cloud/spring-cloud-zuul-throttling/src/test/java/com/baeldung/spring/cloud/zuulratelimitdemo/ZuulRatelimitDemoApplicationTests.java

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+package com.baeldung.spring.cloud.zuulratelimitdemo;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class ZuulRatelimitDemoApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}