replaced default jdkVersion 17 with latest

Author: Osiris-Team

README.md

@@ -175,7 +175,7 @@ By default it will generate next artifacts in `${outputDirectory} ` folder:
 | `forceInstaller`           | :x:                | `false`                                                                                                                                            | If `true`, skips operating system check when generating installers.                                                                                                                       |
 | `nativeImage`              | :x:                | `false`                                                                                                                                            | If `true`, generates a native-image. Note that `jdkVendor` must be set to `graalvm` for this to work.                                                                                                                      |
 | `generateInstaller`        | :x:                | `true`                                                                                                                                             | Generates an installer for the app.                                                                                                                                                       |
-| `jdkVersion`               | :x:                | `17`                                                                                                                                               | JDK version to download and use. Available versions for [adoptium](https://api.adoptium.net/v3/info/available_releases).                                                                  |
+| `jdkVersion`               | :x:                | `latest`                                                                                                                                           | JDK version to download and use. The latest version is used by default. See all available versions here: [adoptium](https://api.adoptium.net/v3/info/available_releases).                                                                  |
 | `jdkVendor`                | :x:                | `adoptium`                                                                                                                                         | JDK vendor to download the JDK from. Currently supported: `adoptium`                                                                                                                      |
 | `jdkPath`                  | :x:                | `null`                                                                                                                                             | If null downloads (if necessary and also updates it if needed) the right JDK for the selected platform and sets this value to `<temp-dir>/jdk/win` or `<temp-dir>/jdk/linux` or `<temp-dir>/jdk/mac`. The downloaded JDK will be used to generate a customized JRE. |
 | `jreDirectoryName`         | :x:                | `"jre"`                                                                                                                                            | Bundled JRE directory name.                                                                                                                                                               |

src/main/java/io/github/fvarrui/javapackager/MavenPackageTask.java

@@ -14,6 +14,7 @@
 import org.apache.maven.plugins.annotations.ResolutionScope;
 import org.apache.maven.project.MavenProject;
 
+import java.io.IOException;
 import java.util.Map;
 
 import static org.twdata.maven.mojoexecutor.MojoExecutor.executionEnvironment;
@@ -30,6 +31,9 @@ public class MavenPackageTask extends PackageTask implements Mojo, ContextEnable
     private Log log;
     private Map pluginContext;
 
+    public MavenPackageTask() throws IOException {
+    }
+
     @Override
     public void execute() throws MojoExecutionException, MojoFailureException {
         Context.setContext(

src/main/java/io/github/fvarrui/javapackager/PackageTask.java

@@ -2,11 +2,13 @@
 
 import io.github.fvarrui.javapackager.model.*;
 import io.github.fvarrui.javapackager.packagers.PackagerFactory;
+import io.github.fvarrui.javapackager.utils.updater.AdoptV3API;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.maven.plugins.annotations.Parameter;
 import org.gradle.api.tasks.*;
 
 import java.io.File;
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -349,7 +351,7 @@ public class PackageTask {
     @Optional
     protected Scripts scripts;
 
-    public PackageTask() {
+    public PackageTask() throws IOException {
         //this.outputDirectory = (isGradle ? gradleProject.getBuildDir() : new File("${project.build.directory}"));
         this.platform = Platform.getCurrentPlatform();
         this.bundleJre = true;
@@ -378,7 +380,7 @@ public PackageTask() {
         this.customizedJre = true;
         this.jrePath = null;
         this.jdkPath = null;
-        this.jdkVersion = "17";
+        this.jdkVersion = new AdoptV3API().getLatestRelease();
         this.jdkVendor = "adoptium";
         this.additionalResources = new ArrayList<>();
         this.modules = new ArrayList<>();

src/main/java/io/github/fvarrui/javapackager/utils/updater/AdoptV3API.java

@@ -9,6 +9,7 @@
 package io.github.fvarrui.javapackager.utils.updater;
 
 import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 
 import java.io.IOException;
@@ -17,9 +18,24 @@
  * Details here: https://api.adoptium.net/q/swagger-ui
  */
 public class AdoptV3API {
-    private final String START_DOWNLOAD_URL = "https://api.adoptium.net/v3/binary/version/";
-    private final String START_RELEASES_URL = "https://api.adoptium.net/v3/info/release_versions?architecture=";
-    private final String START_ASSETS_URL = "https://api.adoptium.net/v3/assets/version/";
+    private final String BASE = "https://api.adoptium.net/v3";
+    private final String START_DOWNLOAD_URL = BASE + "/binary/version/";
+    private final String START_RELEASES_URL = BASE + "/info/release_versions?architecture=";
+    private final String START_ASSETS_URL = BASE + "/assets/version/";
+
+    public JsonObject getAvailableReleases() throws IOException {
+        return Json.fromUrlAsObject(BASE + "/info/available_releases");
+    }
+
+    public String getLatestLTSRelease() throws IOException {
+        JsonArray arr = getAvailableReleases().getAsJsonArray("available_lts_releases");
+        return arr.get(arr.size()-1).getAsString();
+    }
+
+    public String getLatestRelease() throws IOException {
+        JsonArray arr = getAvailableReleases().getAsJsonArray("available_releases");
+        return arr.get(arr.size()-1).getAsString();
+    }
 
     /**
      * Creates and returns a new url from the provided parameters. <br>