build: use JetBrains JDK and enable DCEVM by default

Author: lppedd

.gitignore

@@ -139,3 +139,8 @@ Desktop.ini
 # Maven Wrapper
 ######################
 !.mvn/wrapper/maven-wrapper.jar
+
+######################
+# Plugin Development
+######################
+!hotswap-agent-2.0.1.jar

.run/Run Plugin.run.xml

@@ -0,0 +1,27 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="Run Plugin" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":runIde" />
+        </list>
+      </option>
+      <option name="vmOptions" value=" " />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <ExternalSystemDebugDisabled>false</ExternalSystemDebugDisabled>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <RunAsTest>false</RunAsTest>
+    <GradleProfilingDisabled>false</GradleProfilingDisabled>
+    <GradleCoverageDisabled>false</GradleCoverageDisabled>
+    <method v="2" />
+  </configuration>
+</component>

build.gradle.kts

@@ -2,6 +2,7 @@ import org.jetbrains.grammarkit.tasks.GenerateLexerTask
 import org.jetbrains.intellij.platform.gradle.IntelliJPlatformType
 import org.jetbrains.intellij.platform.gradle.TestFrameworkType
 import org.jetbrains.intellij.platform.gradle.extensions.intellijPlatform
+import org.jetbrains.intellij.platform.gradle.utils.asPath
 import org.jetbrains.kotlin.gradle.dsl.JvmDefaultMode
 import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 import org.jetbrains.kotlin.gradle.dsl.KotlinVersion
@@ -91,12 +92,13 @@ sourceSets {
   }
 }
 
-java {
-  sourceCompatibility = JavaVersion.VERSION_21
-  targetCompatibility = JavaVersion.VERSION_21
-}
-
 kotlin {
+  @Suppress("UnstableApiUsage")
+  jvmToolchain {
+    languageVersion = JavaLanguageVersion.of(21)
+    vendor = JvmVendorSpec.JETBRAINS
+  }
+
   explicitApiWarning()
   compilerOptions {
     languageVersion = KotlinVersion.KOTLIN_2_3
@@ -142,11 +144,7 @@ tasks {
   }
 
   runIde {
-    val dcevm = stringProperty("dcevmExecutable", default = "")
-
-    if (dcevm.isNotBlank()) {
-      @Suppress("UsePropertyAccessSyntax")
-      setExecutable(dcevm)
-    }
+    val agentPath = layout.projectDirectory.file("hotswap-agent-2.0.1.jar").asPath
+    jvmArgs("-XX:+AllowEnhancedClassRedefinition", "-XX:HotswapAgent=external", "-javaagent:$agentPath")
   }
 }

gradle.properties

@@ -18,6 +18,3 @@ pluginSinceBuild = 253.17525
 # Optionally, also add a matching What's New page in
 # com.github.lppedd.cc.whatsnew.InternalWhatsNewProvider.whatsNewPages
 version = 0.26.0
-
-# (Optional) Absolute path to a DCEVM-enabled VM, eg. '.../bin/java.exe'
-dcevmExecutable =

hotswap-agent-2.0.1.jar

@@ -4,4 +4,8 @@ pluginManagement {
   }
 }
 
+plugins {
+  id("org.gradle.toolchains.foojay-resolver-convention") version "1.0.0"
+}
+
 rootProject.name = "idea-conventional-commit"