fix: java 17 for kalix action example

Author: aludwiko

samples/spring-eventsourced-customer-registry/pom.xml

@@ -1,5 +1,6 @@
 <?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">
+<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.example</groupId>
@@ -11,7 +12,7 @@
   <properties>
 
     <!-- TODO Update to your own Docker repository or Docker Hub scope -->
-    <dockerImage>my-docker-repo/${project.artifactId}</dockerImage>
+    <dockerImage>aludwiko/${project.artifactId}</dockerImage>
     <dockerTag>${project.version}-${build.timestamp}</dockerTag>
     <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
     <mainClass>customer.Main</mainClass>
@@ -307,12 +308,12 @@
     <dependency>
       <groupId>io.kalix</groupId>
       <artifactId>kalix-spring-sdk</artifactId>
-      <version>${kalix-sdk.version}</version>
+      <version>1.0.8-14-fedc8579-dev-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>io.kalix</groupId>
       <artifactId>kalix-spring-sdk-testkit</artifactId>
-      <version>${kalix-sdk.version}</version>
+      <version>1.0.8-14-fedc8579-dev-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 

samples/spring-eventsourced-customer-registry/src/main/java/customer/api/CustomerEvent.java

@@ -3,24 +3,28 @@
 
 import com.fasterxml.jackson.annotation.JsonSubTypes;
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
+import com.fasterxml.jackson.annotation.JsonTypeName;
 
 import static customer.api.CustomerEvent.*;
 
 @JsonTypeInfo(use = JsonTypeInfo.Id.NAME, property = "type")
-@JsonSubTypes(
-    {
-        @JsonSubTypes.Type(value = CustomerCreated.class, name = "customer-created"),
-        @JsonSubTypes.Type(value = NameChanged.class, name = "name-changed"),
-        @JsonSubTypes.Type(value = AddressChanged.class, name = "address-changed")
-    })
+//@JsonSubTypes(
+//    {
+//        @JsonSubTypes.Type(value = CustomerCreated.class, name = "customer-created"),
+//        @JsonSubTypes.Type(value = NameChanged.class, name = "name-changed"),
+//        @JsonSubTypes.Type(value = AddressChanged.class, name = "address-changed")
+//    })
 public sealed interface CustomerEvent {
 
+  @JsonTypeName("customer-created")
   record CustomerCreated(String email, String name, Address address) implements CustomerEvent {
   }
 
+  @JsonTypeName("name-changed")
   record NameChanged(String newName) implements CustomerEvent {
   }
 
+  @JsonTypeName("address-changed")
   record AddressChanged(Address address) implements CustomerEvent {
   }
 }

samples/spring-eventsourced-customer-registry/src/test/java/customer/api/JacksonTest.java

@@ -0,0 +1,20 @@
+package customer.api;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.jupiter.api.Test;
+
+public class JacksonTest {
+
+  @Test
+  public void testCustomerAddressChange() throws JsonProcessingException {
+    CustomerEvent.CustomerCreated customerCreated = new CustomerEvent.CustomerCreated("email", "name", new Address("street", "some city"));
+    ObjectMapper mapper = new ObjectMapper();
+    String valueAsString = mapper.writeValueAsString(customerCreated);
+    System.out.println(valueAsString);
+
+    CustomerEvent customerEvent = mapper.readValue(valueAsString, CustomerEvent.class);
+
+    System.out.println(customerEvent);
+  }
+}

samples/spring-fibonacci-action/pom.xml

@@ -16,7 +16,7 @@
     <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
     <mainClass>com.example.Main</mainClass>
 
-    <jdk.target>11</jdk.target>
+    <jdk.target>17</jdk.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
     <kalix-sdk.version>1.0.8</kalix-sdk.version>
@@ -123,7 +123,7 @@
               <name>${dockerImage}:%l</name>
               <build>
                 <!-- Base Docker image which contains jre-->
-                <from>docker.io/library/adoptopenjdk:${jdk.target}-jre-hotspot</from>
+                <from>docker.io/library/eclipse-temurin:${jdk.target}-alpine</from>
                 <createImageOptions>
                   <platform>linux/amd64</platform>
                 </createImageOptions>

samples/spring-fibonacci-action/src/it/java/com/example/fibonacci/FibonacciActionIntegrationTest.java

@@ -30,33 +30,33 @@ public class FibonacciActionIntegrationTest extends KalixIntegrationTestKitSuppo
   private WebClient webClient;
 
   @Test
-  public void calculateNextNumber() throws Exception {
+  public void calculateNextNumber() {
 
     Mono<Number> response =
         webClient.get()
             .uri("/fibonacci/5/next")
             .retrieve().bodyToMono(Number.class);
 
-    long next = response.block(Duration.of(5, SECONDS)).value;
+    long next = response.block(Duration.of(5, SECONDS)).value();
     Assertions.assertEquals(8, next);
 
   }
 
   @Test
-  public void calculateNextNumberWithLimitedFibo() throws Exception {
+  public void calculateNextNumberWithLimitedFibo() {
 
     Mono<Number> response =
             webClient.get()
                     .uri("/limitedfibonacci/5/next")
                     .retrieve().bodyToMono(Number.class);
 
-    long next = response.block(Duration.of(5, SECONDS)).value;
+    long next = response.block(Duration.of(5, SECONDS)).value();
     Assertions.assertEquals(8, next);
 
   }
 
   @Test
-  public void wrongNumberReturnsError() throws Exception {
+  public void wrongNumberReturnsError() {
     try {
 
 

samples/spring-fibonacci-action/src/main/java/com/example/fibonacci/FibonacciAction.java

@@ -28,7 +28,7 @@ public Effect<Number> nextNumber(@PathVariable Long number) {
 
   @PostMapping("/next")
   public Effect<Number> nextNumber(@RequestBody Number number) {
-    long num =  number.value;
+    long num =  number.value();
     if (isFibonacci(num)) {
       return effects().reply(new Number(nextFib(num)));
     } else {

samples/spring-fibonacci-action/src/main/java/com/example/fibonacci/LimitedFibonacciAction.java

@@ -37,10 +37,10 @@ public Effect<Number> nextNumber(@PathVariable Long number) {
 
     @PostMapping("/next")
     public Effect<Number> nextNumber(@RequestBody Number number) {
-        if (number.value < 0 || number.value > 10000) {
+        if (number.value() < 0 || number.value() > 10000) {
             return effects().error("Only numbers between 0 and 10k are allowed", Status.Code.INVALID_ARGUMENT);
         } else {
-            logger.info("Executing POST call to real /fibonacci = " + number.value);
+            logger.info("Executing POST call to real /fibonacci = " + number.value());
             var serviceCall = kalixClient.post("/fibonacci/next", number, Number.class).execute();
 
             return effects().asyncReply(serviceCall);

samples/spring-fibonacci-action/src/main/java/com/example/fibonacci/Number.java

@@ -1,14 +1,4 @@
 package com.example.fibonacci;
- 
-import com.fasterxml.jackson.annotation.JsonCreator;
-import com.fasterxml.jackson.annotation.JsonProperty;
 
-public class Number {
-
-  public final long value;
-
-  @JsonCreator
-  public Number(@JsonProperty("value") long value) {
-    this.value = value;
-  }
+public record Number(long value) {
 }

samples/spring-fibonacci-action/src/test/java/com/example/fibonacci/FibonacciActionTest.java

@@ -14,7 +14,7 @@ public void testNextFib() {
     ActionTestkit<FibonacciAction> testkit = ActionTestkit.of(FibonacciAction::new);
     ActionResult<Number> result = testkit.call(a -> a.nextNumber(3L));
     assertTrue(result.isReply());
-    assertEquals(5L, result.getReply().value);
+    assertEquals(5L, result.getReply().value());
   }
 
   @Test