migrate to the IntelliJ platform gradle plugin 2.x, solve deprecated method warning, fix #23, version 2.8

Author: LabyStudio

.gitignore

@@ -7,4 +7,5 @@
 out
 .gradle
 build
-project/
+project/
+.intellijPlatform

build.gradle.kts

@@ -1,27 +1,44 @@
 plugins {
     id("java")
-    id("org.jetbrains.intellij") version "1.13.1"
+    id("org.jetbrains.intellij.platform") version "2.0.1"
 }
 
 group = "net.labymod.intellij"
 
 repositories {
     mavenCentral()
+
+    intellijPlatform {
+        releases()
+        marketplace()
+        defaultRepositories()
+    }
 }
 
 // Configure Gradle IntelliJ Plugin
-intellij {
-    pluginName.set("Single Hotswap")
-    version.set("2023.1")
-    type.set("IC") // Target IDE Platform
-    plugins.set(listOf("Kotlin", "Groovy", "java", "properties"))
-
-    // Compatibility with future IDE versions
-    updateSinceUntilBuild.set(false)
+intellijPlatform {
+    pluginConfiguration {
+        name = "Single Hotswap"
+
+        ideaVersion {
+            sinceBuild = "203"
+            untilBuild = provider { null }
+        }
+    }
 }
 
 dependencies {
+    intellijPlatform {
+        intellijIdeaCommunity("2024.2.0.2")
+
+        // https://plugins.jetbrains.com/docs/intellij/plugin-dependencies.html#bundled-and-other-plugins
+        bundledPlugin("com.intellij.java")
+        bundledPlugin("org.jetbrains.kotlin")
+        bundledPlugin("org.intellij.groovy")
+        bundledPlugin("com.intellij.properties")
 
+        instrumentationTools()
+    }
 }
 
 tasks {

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.5.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.10-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

src/main/java/icons/ResourceIcon.java

@@ -11,7 +11,7 @@ public class ResourceIcon implements Icon {
     private final Icon baseIcon;
 
     public ResourceIcon(String path) {
-        this.baseIcon = IconManager.getInstance().getIcon(path, ResourceIcon.class);
+        this.baseIcon = IconManager.getInstance().getIcon(path, ResourceIcon.class.getClassLoader());
     }
 
     @Override

src/main/java/net/labymod/intellij/singlehotswap/hotswap/FileType.java

@@ -26,6 +26,10 @@ public enum FileType {
             "org.jetbrains.kotlin"
     );
 
+    private final String className;
+
+    private final String requiredPluginId;
+
     /**
      * Hotswap implementation
      */
@@ -38,40 +42,56 @@ public enum FileType {
      * @param requiredPluginId The required plugin for this hotswap type. This can be null to skip the requirement.
      */
     FileType(String className, String requiredPluginId) {
-        if (className == null) {
-            return;
+        this.className = className;
+        this.requiredPluginId = requiredPluginId;
+        this.context = null;
+    }
+
+    /**
+     * Get the context implementation for the current type
+     *
+     * @return Context implementation
+     */
+    public Context context() {
+        if (this.context == null) {
+            // Create context instance if not available
+            this.context = this.createContext();
+        }
+        return this.context;
+    }
+
+    /**
+     * Create context instance
+     *
+     * @return Context instance or null if not available
+     */
+    private Context createContext() {
+        if (this.className == null) {
+            return null;
         }
 
         try {
             // Check if plugin is required
-            if (requiredPluginId != null) {
+            if (this.requiredPluginId != null) {
 
                 // Find plugin by plugin id
-                @Nullable IdeaPluginDescriptor plugin = PluginManager.getInstance().findEnabledPlugin(PluginId.getId(requiredPluginId));
+                // Note: Access plugin manager here because of #23
+                @Nullable IdeaPluginDescriptor plugin = PluginManager.getInstance().findEnabledPlugin(PluginId.getId(this.requiredPluginId));
 
                 // Skip implementation if not plugin is not available
                 if (plugin == null || !plugin.isEnabled()) {
-                    return;
+                    return null;
                 }
             }
 
             // Load implementation
-            this.context = (Context) Class.forName(className).getConstructor().newInstance();
+            return (Context) Class.forName(this.className).getConstructor().newInstance();
         } catch (Exception e) {
             e.printStackTrace();
+            return null;
         }
     }
 
-
-    /**
-     * Get the context implementation for the current type
-     *
-     * @return Context implementation
-     */
-    public Context context() {
-        return this.context;
-    }
-
     /**
      * Find context implementation using the PSI file
      *

src/main/resources/META-INF/plugin.xml

@@ -1,7 +1,7 @@
 <idea-plugin>
     <id>net.labymod.intellij.singlehotswap</id>
     <name>Single Hotswap</name>
-    <version>2.7</version>
+    <version>2.8</version>
     <vendor email="[email protected]" url="https://www.labymod.net">LabyMedia</vendor>
 
     <idea-version since-build="203.000"/>
@@ -53,6 +53,10 @@
 
     <change-notes>
         <![CDATA[
+    v2.8 (2024-08-29):
+    <ul>
+      <li>Added support for newer IntelliJ versions</li>
+    </ul>
     v2.7 (2024-06-17):
     <ul>
       <li>Fixed an issue where the breakpoints couldn't find the local variables after a hotswap</li>