Aravind Ranganathan
Josh Cummings
parent
8c20c665de
commit
33aa52ac94
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@ -33,6 +33,7 @@
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<module>spring-cloud-contract</module>
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<module>spring-cloud-kubernetes</module>
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<module>spring-cloud-archaius</module>
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<module>spring-cloud-functions</module>
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<module>spring-cloud-vault</module>
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</modules>
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@ -0,0 +1,19 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<artifactId>spring-cloud-functions</artifactId>
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<packaging>pom</packaging>
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<parent>
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<artifactId>parent-boot-2</artifactId>
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<groupId>com.baeldung</groupId>
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<version>0.0.1-SNAPSHOT</version>
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<relativePath>../../parent-boot-2</relativePath>
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</parent>
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<modules>
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<module>spring-cloud-function-aws</module>
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</modules>
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</project>
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@ -0,0 +1,94 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.baeldung.spring</groupId>
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<artifactId>cloudfunction-aws</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>cloudfunction-aws</name>
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<description>Demo project for Spring Cloud Function</description>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.0.4.RELEASE</version>
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<relativePath/>
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</parent>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
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<java.version>1.8</java.version>
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<spring-cloud-function.version>1.0.1.RELEASE</spring-cloud-function.version>
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<aws-lambda-events.version>2.0.2</aws-lambda-events.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-function-adapter-aws</artifactId>
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<version>${spring-cloud-function.version}</version>
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</dependency>
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<!-- We don't need spring-cloud-starter-function-web when deploying to AWS-->
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<!-- It is used only for local testing-->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-function-web</artifactId>
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<version>1.0.1.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>com.amazonaws</groupId>
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<artifactId>aws-lambda-java-events</artifactId>
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<version>${aws-lambda-events.version}</version>
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<scope>provided</scope>
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</dependency>
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<dependency>
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<groupId>com.amazonaws</groupId>
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<artifactId>aws-lambda-java-core</artifactId>
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<version>1.1.0</version>
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<scope>provided</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-deploy-plugin</artifactId>
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<configuration>
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<skip>true</skip>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot.experimental</groupId>
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<artifactId>spring-boot-thin-layout</artifactId>
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<version>1.0.10.RELEASE</version>
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</dependency>
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</dependencies>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-shade-plugin</artifactId>
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<configuration>
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<createDependencyReducedPom>false</createDependencyReducedPom>
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<shadedArtifactAttached>true</shadedArtifactAttached>
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<shadedClassifierName>aws</shadedClassifierName>
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</configuration>
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</plugin>
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</plugins>
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</build>
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</project>
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@ -0,0 +1,23 @@
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package com.baeldung.spring.cloudfunction;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.context.annotation.Bean;
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import java.util.function.Consumer;
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import java.util.function.Function;
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import java.util.function.Supplier;
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@SpringBootApplication
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public class CloudFunctionAwsApplication {
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public static void main(String[] args) {
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SpringApplication.run(CloudFunctionAwsApplication.class, args);
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}
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@Bean
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public Function<String, String> reverseString() {
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return value -> new StringBuilder(value).reverse().toString();
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}
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}
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@ -0,0 +1,7 @@
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package com.baeldung.spring.cloudfunction;
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import org.springframework.cloud.function.adapter.aws.SpringBootRequestHandler;
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public class StringReverseHandler extends SpringBootRequestHandler<String, String> {
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}
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@ -0,0 +1,11 @@
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package com.baeldung.spring.cloudfunction.functions;
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import java.util.function.Function;
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public class Greeter implements Function<String, String> {
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@Override
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public String apply(String s) {
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return "Hello " + s + ", and welcome to Spring Cloud Function!!!";
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}
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}
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@ -0,0 +1 @@
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spring.cloud.function.scan.packages: com.baeldung.spring.cloudfunction.functions
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@ -0,0 +1,33 @@
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package com.baeldung.spring.cloudfunction;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.test.context.junit4.SpringRunner;
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import org.springframework.boot.test.web.client.TestRestTemplate;
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import org.springframework.boot.web.server.LocalServerPort;
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import static org.assertj.core.api.Java6Assertions.assertThat;
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@RunWith(SpringRunner.class)
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@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
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public class CloudFunctionApplicationTests {
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@LocalServerPort
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private int port;
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@Autowired
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private TestRestTemplate testRestTemplate;
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@Test
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public void givenAString_whenReverseStringCloudFunctionInvoked_thenStringIsReversed() {
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assertThat(this.testRestTemplate.getForObject("http://localhost:" + port + "/reverseString/HelloWorld", String.class)).isEqualTo("dlroWolleH");
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}
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@Test
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public void givenAString_whenGreeterCloudFunctionInvoked_thenPrintsGreeting() {
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assertThat(this.testRestTemplate.getForObject("http://localhost:" + port + "/greeter/BaeldungUser", String.class)).isEqualTo("Hello BaeldungUser, and welcome to Spring Cloud Function!!!");
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}
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}
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