chore: java 19 update

.github/workflows/build.yml

@@ -42,7 +42,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        jdk: [ 18 ]
+        jdk: [ 19 ]
         include:
           - os: ubuntu-latest
             cmd: ./mvnw
@@ -73,7 +73,7 @@ jobs:
       - name: Download OpenJDK (fallback)
         if: ${{ false }}
         run: |
-          download_url="https://download.java.net/java/early_access/jdk18/14/GPL/openjdk-18-ea+14_linux-x64_bin.tar.gz"
+          download_url="https://download.java.net/java/early_access/jdk19/1/GPL/openjdk-19-ea+1_linux-x64_bin.tar.gz"
           wget -O $RUNNER_TEMP/java_package.tar.gz $download_url
 
       - name: Set up OpenJDK ${{ matrix.jdk }} with dep cache

.mvn/toolchains.xml

@@ -16,11 +16,11 @@
   <toolchain>
     <type>jdk</type>
     <provides>
-      <version>18</version>
+      <version>19</version>
       <vendor>openjdk</vendor>
     </provides>
     <configuration>
-      <jdkHome>/path/to/jdk/18</jdkHome>
+      <jdkHome>/path/to/jdk/19</jdkHome>
     </configuration>
   </toolchain>
 </toolchains>

.sdkmanrc

@@ -1,3 +1,3 @@
 # Enable auto-env through the sdkman_auto_env config
 # Add key=value pairs of SDKs to use below
-java=18.ea.25-open
+java=19.ea.1-open

README.md

@@ -75,7 +75,7 @@ This is a slightly modified version of [Aleksey Shipilev's](https://github.com/s
 [jmh_img]: https://img.shields.io/maven-central/v/org.openjdk.jmh/jmh-core?color=cd2237&label=Jmh-Core&logo=apache%20maven&logoColor=cd2237&style=for-the-badge
 
 [java_url]: https://jdk.java.net/
-[java_img]: https://img.shields.io/badge/OpenJDK-jdk--18-ea791d?logo=java&style=for-the-badge&logoColor=ea791d
+[java_img]: https://img.shields.io/badge/OpenJDK-jdk--19-ea791d?logo=java&style=for-the-badge&logoColor=ea791d
 
 [gha_url]: https://github.com/sureshg/jmh-bench-sample/actions/workflows/build.yml
 [gha_img]: https://github.com/sureshg/jmh-bench-sample/actions/workflows/build.yml/badge.svg?branch=main