fix: java 17 for spring samples and maven archetypes

maven-java/kalix-maven-archetype-event-sourced-entity/src/main/resources/archetype-resources/pom.xml

@@ -17,7 +17,7 @@
     <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
     <mainClass>${package}.Main</mainClass>
 
-    <jdk.target>11</jdk.target>
+    <jdk.target>17</jdk.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
     <kalix-sdk.version>@project.version@</kalix-sdk.version>
@@ -122,7 +122,7 @@
               <name>${D}{dockerImage}:%l</name>
               <build>
                 <!-- Base Docker image which contains jre-->
-                <from>docker.io/library/adoptopenjdk:${D}{jdk.target}-jre-hotspot</from>
+                <from>docker.io/library/eclipse-temurin:${D}{jdk.target}-alpine</from>
                 <createImageOptions>
                   <platform>linux/amd64</platform>
                 </createImageOptions>

maven-java/kalix-maven-archetype-value-entity/src/main/resources/archetype-resources/pom.xml

@@ -17,7 +17,7 @@
     <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
     <mainClass>${package}.Main</mainClass>
 
-    <jdk.target>11</jdk.target>
+    <jdk.target>17</jdk.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
     <kalix-sdk.version>@project.version@</kalix-sdk.version>
@@ -122,7 +122,7 @@
               <name>${D}{dockerImage}:%l</name>
               <build>
                 <!-- Base Docker image which contains jre-->
-                <from>docker.io/library/adoptopenjdk:${D}{jdk.target}-jre-hotspot</from>
+                <from>docker.io/library/eclipse-temurin:${D}{jdk.target}-alpine</from>
                 <createImageOptions>
                   <platform>linux/amd64</platform>
                 </createImageOptions>

maven-java/kalix-spring-boot-archetype/src/main/resources/archetype-resources/pom.xml

@@ -16,7 +16,7 @@
     <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
     <mainClass>${package}.Main</mainClass>
 
-    <jdk.target>11</jdk.target>
+    <jdk.target>17</jdk.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
     <kalix-sdk.version>@project.version@</kalix-sdk.version>
@@ -91,7 +91,7 @@
               <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:${D}{jdk.target}-alpine</from>
                 <createImageOptions>
                   <platform>linux/amd64</platform>
                 </createImageOptions>

samples/spring-customer-registry-views-quickstart/pom.xml

@@ -16,7 +16,7 @@
     <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
     <mainClass>customer.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-customer-registry-views-quickstart/src/it/java/customer/api/CustomerIntegrationTest.java

@@ -46,7 +46,7 @@ public void create() throws InterruptedException {
             .block(timeout);
 
     Assertions.assertEquals(HttpStatus.OK, response.getStatusCode());
-    Assertions.assertEquals("Johanna", getCustomerById(id).name);
+    Assertions.assertEquals("Johanna", getCustomerById(id).name());
   }
 
   @Test
@@ -73,7 +73,7 @@ public void changeName() throws InterruptedException {
 
 
     Assertions.assertEquals(HttpStatus.OK, resUpdate.getStatusCode());
-    Assertions.assertEquals("Katarina", getCustomerById(id).name);
+    Assertions.assertEquals("Katarina", getCustomerById(id).name());
   }
 
   @Test
@@ -102,7 +102,7 @@ public void changeAddress() throws InterruptedException {
 
 
     Assertions.assertEquals(HttpStatus.OK, resUpdate.getStatusCode());
-    Assertions.assertEquals("Elm st. 5", getCustomerById(id).address.street);
+    Assertions.assertEquals("Elm st. 5", getCustomerById(id).address().street());
   }
 
 
@@ -131,7 +131,7 @@ public void findByName() throws Exception {
                     .retrieve()
                     .bodyToMono(Customer.class)
                     .block(timeout)
-                    .name,
+                    .name(),
             new IsEqual("Foo")
         );
   }
@@ -160,7 +160,7 @@ public void findByEmail() throws Exception {
                     .retrieve()
                     .bodyToMono(Customer.class)
                     .block(timeout)
-                    .name,
+                    .name(),
             new IsEqual("Bar")
         );
   }

samples/spring-customer-registry-views-quickstart/src/main/java/customer/api/Address.java

@@ -3,16 +3,5 @@
  * Copyright (C) 2009-2022 Lightbend Inc. <https://www.lightbend.com>
  */
 
-import com.fasterxml.jackson.annotation.JsonCreator;
-import com.fasterxml.jackson.annotation.JsonProperty;
-
-public class Address {
-  public String street;
-  public String city;
-
-  @JsonCreator
-  public Address(@JsonProperty("street") String street, @JsonProperty("city") String city) {
-    this.street = street;
-    this.city = city;
-  }
+public record Address(String street, String city) {
 }

samples/spring-customer-registry-views-quickstart/src/main/java/customer/api/Customer.java

@@ -3,29 +3,13 @@
  * Copyright (C) 2009-2022 Lightbend Inc. <https://www.lightbend.com>
  */
 
-import com.fasterxml.jackson.annotation.JsonCreator;
-import com.fasterxml.jackson.annotation.JsonProperty;
+public record Customer(String customerId, String email, String name, Address address) {
 
-public class Customer {
-  public String customerId;
-  public String email;
-  public String name;
-  public Address address;
-
-  // TODO: remove JsonCreator and JsonProperty
-  // this should not be needed and it's not when running the application
-  // however, the integration tests seems to need it. 
-  // Probably related to how the compiler is configured for the tests?
-  @JsonCreator
-  public Customer(@JsonProperty("customerId") String customerId,
-                  @JsonProperty("email") String email,
-                  @JsonProperty("name") String name,
-                  @JsonProperty("address") Address address) {
-    this.customerId = customerId;
-    this.email = email;
-    this.name = name;
-    this.address = address;
+  public Customer withName(String newName){
+    return new Customer(customerId, email, newName, address);
   }
 
-
+  public Customer withAddress(Address newAddress){
+    return new Customer(customerId, email, name, newAddress);
+  }
 }

samples/spring-customer-registry-views-quickstart/src/main/java/customer/api/CustomerEntity.java

@@ -36,16 +36,14 @@ public ValueEntity.Effect<Customer> getCustomer() {
 
   @PostMapping("/changeName/{newName}")
   public Effect<String> changeName(@PathVariable String newName) {
-    Customer customer = currentState();
-    customer.name = newName;
-    return effects().updateState(customer).thenReply("OK");
+    Customer updatedCustomer = currentState().withName(newName);
+    return effects().updateState(updatedCustomer).thenReply("OK");
   }
 
   @PostMapping("/changeAddress")
   public Effect<String> changeAddress(@RequestBody Address newAddress) {
-    Customer customer = currentState();
-    customer.address = newAddress;
-    return effects().updateState(customer).thenReply("OK");
+    Customer updatedCustomer = currentState().withAddress(newAddress);
+    return effects().updateState(updatedCustomer).thenReply("OK");
   }
 
 }

samples/spring-customer-registry-views-quickstart/src/test/java/customer/api/CustomerEntityTest.java

@@ -25,7 +25,7 @@ public void testCustomerNameChange() {
     {
       ValueEntityResult<String> result = testKit.call(e -> e.changeName("FooBar"));
       assertEquals("OK", result.getReply());
-      assertEquals("FooBar", testKit.getState().name);
+      assertEquals("FooBar", testKit.getState().name());
     }
 
   }
@@ -43,8 +43,8 @@ public void testCustomerAddressChange() {
       Address newAddress = new Address("Sesame Street", "Sesame City");
       ValueEntityResult<String> result = testKit.call(e -> e.changeAddress(newAddress));
       assertEquals("OK", result.getReply());
-      assertEquals("Sesame Street", testKit.getState().address.street);
-      assertEquals("Sesame City", testKit.getState().address.city);
+      assertEquals("Sesame Street", testKit.getState().address().street());
+      assertEquals("Sesame City", testKit.getState().address().city());
     }
 
   }

samples/spring-eventsourced-counter/README.md

@@ -38,17 +38,17 @@ With both the proxy and your application running, once you have defined endpoint
 
 - increase (or create) a counter named `hello` with value `10`
 ```shell
-curl -i -XPOST localhost:9000/counter/hello/increase/10
+curl -XPOST localhost:9000/counter/hello/increase/10
 ```
 
 - retrieve the value of a counter named `hello`
 ```shell
-curl -i -XGET localhost:9000/counter/hello
+curl -XGET localhost:9000/counter/hello
 ```
 
 - multiply existing counter named `hello` by value `5`
 ```shell
-curl -i -XPOST localhost:9000/counter/hello/multiply/5
+curl -XPOST localhost:9000/counter/hello/multiply/5
 ```
 
 ### Deploy

samples/spring-eventsourced-counter/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>
@@ -91,7 +91,7 @@
               <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-eventsourced-counter/src/main/java/com/example/Counter.java

@@ -26,6 +26,9 @@
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 
+import static com.example.CounterEvent.ValueIncreased;
+import static com.example.CounterEvent.ValueMultiplied;
+
 @Entity(entityKey = "id", entityType = "counter")
 @RequestMapping("/counter/{id}")
 public class Counter extends EventSourcedEntity<Integer> {
@@ -58,12 +61,12 @@ public Effect<String> multiply(@PathVariable Integer value) {
 
     @EventHandler
     public Integer handleIncrease(ValueIncreased value) {
-        return currentState() + value.value;
+        return currentState() + value.value();
     }
 
     @EventHandler
     public Integer handleMultiply(ValueMultiplied value) {
-        return currentState() * value.value;
+        return currentState() * value.value();
     }
 }
 

samples/spring-eventsourced-counter/src/main/java/com/example/CounterEvent.java

@@ -0,0 +1,10 @@
+package com.example;
+
+public sealed interface CounterEvent {
+
+  record ValueIncreased(int value) implements CounterEvent {
+  }
+
+  record ValueMultiplied(int value) implements CounterEvent {
+  }
+}

samples/spring-eventsourced-counter/src/test/java/com/example/CounterTest.java

@@ -2,9 +2,10 @@
 
 import kalix.javasdk.testkit.EventSourcedResult;
 import kalix.springsdk.testkit.EventSourcedTestKit;
-import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
+import static com.example.CounterEvent.ValueIncreased;
+import static com.example.CounterEvent.ValueMultiplied;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 

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>
@@ -16,7 +17,7 @@
     <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
     <mainClass>customer.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 +124,7 @@
               <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>