Update to Micronaut 4.0.0

.github/workflows/continous-integration.yml

@@ -16,14 +16,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        java: ['8', '11', '17'] #Support LTS releases 8, 11 and 17 and the latest release supported by Micronaut.
+        java: ['17'] #Support LTS releases 17 and the latest release supported by Micronaut.
         runtime: ['netty']
-        include: # Test more server runtimes on Java 8 only (to reduce number of combinations)
-          - java: '8'
+        include: # Test more server runtimes on Java 17 only (to reduce number of combinations)
+          - java: '17'
             runtime: 'jetty'
-          - java: '8'
+          - java: '17'
             runtime: 'tomcat'
-          - java: '8'
+          - java: '17'
             runtime: 'undertow'
 
     steps:

.github/workflows/nightly-all-combinations.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        java: ['8', '11', '17'] #Support LTS releases 8, 11, and 17 and the latest release supported by Micronaut.
+        java: ['17'] #Support LTS releases 17 and the latest release supported by Micronaut.
         runtime: ['netty', 'jetty', 'tomcat', 'undertow']
 
     steps:

.github/workflows/publish-release.yml

@@ -13,11 +13,11 @@ jobs:
     steps:
       - name: Git Checkout
         uses: actions/checkout@v3
-      - name: Set up JDK 8
+      - name: Set up JDK 17
         uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
-          java-version: '8'
+          java-version: '17'
 
       - name: Extract secring.gpg to sign files
         run: echo -n $SECRING_GPG | base64 --decode > micronaut-camunda-bpm-feature/secring.gpg

README.md

@@ -262,7 +262,10 @@ Here are some example applications:
 
 ## Supported JDKs
 
-We officially support the following JDKs:
+The current releases are built with Micronaut 4 and therefore we officially support the following JDKs:
+* JDK 17 (LTS)
+
+The lastest release supporting Micronaut 3 is 2.15.0 which supports the following JDKs:
 * JDK 8 (LTS)
 * JDK 11 (LTS)
 * JDK 17 (LTS)

gradle.properties

@@ -1,16 +1,17 @@
 # The project property 'version' is overwritten via .github/workflows/publish-release.yml
 version=0.0.1-SNAPSHOT
-kotlinVersion=1.6.21
-micronautVersion=3.9.4
-micronautApplicationPluginVersion=3.7.10
-micronautLibraryPluginVersion=3.7.10
-# The matching versions can be found here: https://github.com/micronaut-projects/micronaut-servlet/blob/v3.3.5/gradle/libs.versions.toml
-jettyVersion=9.4.49.v20220914
-tomcatVersion=9.0.65
-undertowVersion=2.2.18.Final
+javaLanguageVersion=17
+kotlinVersion=1.8.22
+micronautVersion=4.0.0
+micronautApplicationPluginVersion=4.0.0
+micronautLibraryPluginVersion=4.0.0
+# The matching versions can be found here: https://github.com/micronaut-projects/micronaut-servlet/blob/v4.0.0/gradle/libs.versions.toml
+jettyVersion=11.0.15
+tomcatVersion=10.1.11
+undertowVersion=2.3.7.Final
 camundaVersion=7.19.0
 # Latest Jersey, that implements JAX-RS 2.1 API: see https://eclipse-ee4j.github.io/jersey/download.html
-jerseyVersion=2.39.1
+jerseyVersion=2.40
 # Prevent upload of maven-metadata.xml.sha256/sha512 files to oss.sonatype.org
 # see https://issues.sonatype.org/browse/OSSRH-53695?focusedCommentId=887733&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-887733
 # see https://github.com/gradle/gradle/issues/11308#issuecomment-554317655

gradle/wrapper/gradle-wrapper.properties

@@ -1,7 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 # -bin.zip is used for size/caching reasons, -all.zip is bigger and therefore not used
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2.1-bin.zip
 networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

micronaut-camunda-bpm-example/build.gradle

@@ -17,6 +17,7 @@ dependencies {
     implementation(project(":micronaut-camunda-bpm-feature"))
     runtimeOnly("com.h2database:h2")
     runtimeOnly("ch.qos.logback:logback-classic")
+    runtimeOnly("org.yaml:snakeyaml")
 
     // Test
     testImplementation("io.micronaut:micronaut-http-client")
@@ -30,8 +31,8 @@ application {
 }
 
 java {
-    sourceCompatibility = JavaVersion.toVersion("1.8")
-    targetCompatibility = JavaVersion.toVersion("1.8")
+    sourceCompatibility = JavaVersion.toVersion(javaLanguageVersion)
+    targetCompatibility = JavaVersion.toVersion(javaLanguageVersion)
 }
 
 dockerfile {

micronaut-camunda-bpm-example/src/main/resources/logback.xml

@@ -1,7 +1,6 @@
 <configuration>
 
     <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-        <withJansi>false</withJansi>
         <!-- encoders are assigned the type
              ch.qos.logback.classic.encoder.PatternLayoutEncoder by default -->
         <encoder>

micronaut-camunda-bpm-feature/build.gradle

@@ -19,7 +19,8 @@ micronaut {
 }
 
 dependencies {
-    implementation("io.micronaut:micronaut-validation")
+    annotationProcessor("io.micronaut.validation:micronaut-validation-processor")
+    implementation("io.micronaut.validation:micronaut-validation")
     implementation("io.micronaut:micronaut-runtime")
     implementation("com.fasterxml.uuid:java-uuid-generator:4.2.0")
     api("org.camunda.bpm:camunda-engine:$camundaVersion") {
@@ -36,7 +37,7 @@ dependencies {
     compileOnly("org.apache.tomcat.embed:tomcat-embed-core:$tomcatVersion")
     compileOnly("io.undertow:undertow-core:$undertowVersion")
 
-    kaptTest platform("io.micronaut:micronaut-bom:$micronautVersion")
+    kaptTest(platform("io.micronaut.platform:micronaut-platform:$micronautVersion"))
     kaptTest("io.micronaut.data:micronaut-data-processor")
     kapt("io.micronaut:micronaut-inject-java:$micronautVersion")
 
@@ -63,11 +64,12 @@ dependencies {
     testRuntimeOnly("com.h2database:h2")
     testRuntimeOnly("io.micronaut:micronaut-http-server-netty")
     testRuntimeOnly("org.codehaus.groovy:groovy-all:3.0.18") // as script engine
+    testRuntimeOnly("org.yaml:snakeyaml")
 }
 
 java {
-    sourceCompatibility = JavaVersion.toVersion('1.8')
-    targetCompatibility = JavaVersion.toVersion('1.8')
+    sourceCompatibility = JavaVersion.toVersion(javaLanguageVersion)
+    targetCompatibility = JavaVersion.toVersion(javaLanguageVersion)
     withJavadocJar()
     withSourcesJar()
 }
@@ -79,7 +81,7 @@ test {
 tasks {
     compileTestKotlin {
         kotlinOptions {
-            jvmTarget = "1.8"
+            jvmTarget = javaLanguageVersion
         }
     }
 }

micronaut-camunda-bpm-feature/jetty-webapp-and-rest/build.gradle

@@ -18,8 +18,9 @@ dependencies {
     testImplementation(project(":micronaut-camunda-bpm-feature"))
     testRuntimeOnly("com.h2database:h2")
     testRuntimeOnly("ch.qos.logback:logback-classic")
+    testRuntimeOnly("org.yaml:snakeyaml")
 
-    kaptTest(platform("io.micronaut:micronaut-bom:$micronautVersion"))
+    kaptTest(platform("io.micronaut.platform:micronaut-platform:$micronautVersion"))
     kaptTest("io.micronaut.data:micronaut-data-processor")
     kaptTest("io.micronaut:micronaut-inject-java:$micronautVersion")
 
@@ -36,13 +37,13 @@ application {
 }
 
 java {
-    sourceCompatibility = JavaVersion.toVersion("1.8")
+    sourceCompatibility = JavaVersion.toVersion(javaLanguageVersion)
 }
 
 tasks {
     compileTestKotlin {
         kotlinOptions {
-            jvmTarget = "1.8"
+            jvmTarget = javaLanguageVersion
         }
     }
 }

micronaut-camunda-bpm-feature/src/main/java/info/novatec/micronaut/camunda/bpm/feature/rest/JettyServerCustomizerRuntimeRest.java

@@ -30,12 +30,12 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import javax.servlet.DispatcherType;
 import javax.servlet.ServletContextEvent;
 import javax.servlet.ServletContextListener;
 import java.util.EnumSet;
 
 import static info.novatec.micronaut.camunda.bpm.feature.Configuration.Rest.DEFAULT_AUTHENTICATION_PROVIDER;
-import static javax.servlet.DispatcherType.REQUEST;
 
 /**
  * Using Micronaut Servlet with Jetty to run the REST API/Webapps as a servlet.
@@ -88,7 +88,7 @@ public void contextDestroyed(ServletContextEvent sce) {
             // see https://docs.camunda.org/manual/latest/reference/rest/overview/authentication/
             FilterHolder filterHolder = new FilterHolder(ProcessEngineAuthenticationFilter.class);
             filterHolder.setInitParameter("authentication-provider", authenticationProvider);
-            restServletContextHandler.addFilter(filterHolder, "/*", EnumSet.of(REQUEST));
+            restServletContextHandler.addFilter(filterHolder, "/*", EnumSet.of(DispatcherType.REQUEST));
             log.debug("REST API - Authentication enabled with authentication-provider {}", authenticationProvider);
         }
 

micronaut-camunda-bpm-feature/src/main/java/info/novatec/micronaut/camunda/bpm/feature/webapp/JettyServerCustomizerRuntimeWebapp.java

@@ -48,7 +48,6 @@
 import java.util.Map;
 
 import static java.util.Collections.singletonMap;
-import static javax.servlet.DispatcherType.REQUEST;
 
 /**
  * Using Micronaut Servlet with Jetty to run the REST API/Webapps as a servlet.
@@ -171,7 +170,7 @@ public void execute() throws Exception {
     static class ServletContextInitializedListener implements ServletContextListener {
         private static final Logger log = LoggerFactory.getLogger(ServletContextInitializedListener.class);
 
-        protected static final EnumSet<DispatcherType> DISPATCHER_TYPES = EnumSet.of(REQUEST);
+        protected static final EnumSet<DispatcherType> DISPATCHER_TYPES = EnumSet.of(DispatcherType.REQUEST);
 
         protected static ServletContext servletContext;
 

micronaut-camunda-bpm-feature/transactional-test-data-jdbc/build.gradle

@@ -18,7 +18,7 @@ dependencies {
     testImplementation(project(":micronaut-camunda-bpm-feature").sourceSets.test.output)
     testRuntimeOnly("com.h2database:h2")
 
-    kaptTest(platform("io.micronaut:micronaut-bom:$micronautVersion"))
+    kaptTest(platform("io.micronaut.platform:micronaut-platform:$micronautVersion"))
     kaptTest("io.micronaut.data:micronaut-data-processor")
     kaptTest("io.micronaut:micronaut-inject-java:$micronautVersion")
 
@@ -28,13 +28,13 @@ dependencies {
 }
 
 java {
-    sourceCompatibility = JavaVersion.toVersion("1.8")
+    sourceCompatibility = JavaVersion.toVersion(javaLanguageVersion)
 }
 
 tasks {
     compileTestKotlin {
         kotlinOptions {
-            jvmTarget = "1.8"
+            jvmTarget = javaLanguageVersion
         }
     }
 }