+spring gateway example

Java/spring/gateway/build.gradle

@@ -0,0 +1,34 @@
+plugins {
+	id 'java'
+	id 'org.springframework.boot' version '3.1.4'
+	id 'io.spring.dependency-management' version '1.1.3'
+}
+
+group = 'example'
+version = '0.0.1-SNAPSHOT'
+
+java {
+	sourceCompatibility = '17'
+}
+
+repositories {
+	mavenCentral()
+}
+
+ext {
+	set('springCloudVersion', "2022.0.4")
+}
+
+dependencies {
+	implementation 'org.springframework.cloud:spring-cloud-starter-gateway'
+}
+
+dependencyManagement {
+	imports {
+		mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}"
+	}
+}
+
+tasks.named('test') {
+	useJUnitPlatform()
+}

Java/spring/gateway/settings.gradle

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+rootProject.name = 'gateway'

Java/spring/gateway/src/main/java/example/gateway/GatewayApplication.java

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+package example.gateway;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.gateway.route.builder.*;
+import org.springframework.cloud.gateway.route.*;
+import org.springframework.context.annotation.*;
+
+@SpringBootApplication
+public class GatewayApplication {
+	@Bean
+	public RouteLocator rl(RouteLocatorBuilder builder) {
+		return builder.routes()
+			.route("netcat-1", r -> r.path("/cat1")
+				.uri("http://127.0.0.1:8081")
+			)
+			.route("netcat-2", r -> r.path("/cat2")
+				.uri("http://127.0.0.1:8082")
+			)
+			.build();
+	}
+
+	public static void main(String[] args) {
+		SpringApplication.run(GatewayApplication.class, args);
+	}
+}

Java/spring/gateway/src/main/resources/application.properties

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+spring:
+ cloud:
+  gateway:
+   routes:
+    - id: nc-1
+      uri: https://localhost:8081

Java/spring/gateway/src/test/java/example/gateway/GatewayApplicationTests.java

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+package example.gateway;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class GatewayApplicationTests {
+
+	@Test
+	void contextLoads() {
+	}
+
+}