Java 21

.github/workflows/codeql.yml

@@ -43,7 +43,7 @@ jobs:
     - name: Setup Java Version
       uses: actions/setup-java@v1
       with:
-        java-version: 17       
+        java-version: 21
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

jitpack.yml

@@ -1,5 +1,5 @@
 before_install:
-  - sdk install java 17.0.4-open
-  - sdk use java 17.0.4-open
+  - sdk install java 21-open
+  - sdk use java 21-open
 jdk:
-  - openjdk17
+  - openjdk21

pom.xml

@@ -9,9 +9,9 @@
     <version>b-1.1</version>
 
     <properties>
-        <maven.compiler.source>17</maven.compiler.source>
-        <maven.compiler.target>17</maven.compiler.target>
-        <maven.compiler.release>17</maven.compiler.release>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
+        <maven.compiler.release>21</maven.compiler.release>
     </properties>
 
     <build>
@@ -59,18 +59,11 @@
             </resource>
         </resources>
     </build>
-
     <repositories>
         <repository>
             <id>jitpack.io</id>
             <url>https://jitpack.io</url>
         </repository>
-        <!-- TODO: REMOVE -->
-        <repository>
-            <id>dv8tion</id>
-            <name>m2-dv8tion</name>
-            <url>https://m2.dv8tion.net/releases</url>
-        </repository>
     </repositories>
 
     <dependencies>
@@ -122,8 +115,8 @@
         <!-- Database API used for Linked Roles/OAuth2 token refreshing -->
         <dependency>
             <groupId>com.github.seailz</groupId>
-            <artifactId>databaseapi</artifactId>
-            <version>2.3</version>
+            <artifactId>Database4J</artifactId>
+            <version>02941e7bef</version>
         </dependency>
         <!-- Used for creating transcripts of channels -->
         <dependency>
@@ -144,7 +137,7 @@
         <dependency>
             <groupId>com.github.codahale</groupId>
             <artifactId>xsalsa20poly1305</artifactId>
-            <version>v0.10.1		</version>
+            <version>v0.10.1</version>
         </dependency>
     </dependencies>
 </project>

src/main/java/com/seailz/discordjar/action/interaction/followup/InteractionFollowupAction.java

@@ -1,6 +1,7 @@
 package com.seailz.discordjar.action.interaction.followup;
 
 import com.seailz.discordjar.DiscordJar;
+import com.seailz.discordjar.action.interaction.MessageInteractionCallbackAction;
 import com.seailz.discordjar.model.component.DisplayComponent;
 import com.seailz.discordjar.model.embed.Embeder;
 import com.seailz.discordjar.model.interaction.callback.InteractionHandler;
@@ -12,6 +13,7 @@
 import com.seailz.discordjar.utils.rest.Response;
 import org.springframework.web.bind.annotation.RequestMethod;
 
+import java.io.File;
 import java.util.HashMap;
 import java.util.List;
 
@@ -139,14 +141,29 @@ public InteractionFollowupAction addEmbed(Embeder embed) {
         return this;
     }
 
+    public InteractionFollowupAction addFile(File file) {
+        this.getReply().addFile(file);
+        return this;
+    }
+
+    public InteractionFollowupAction addFiles(File... files) {
+        this.getReply().addFiles(files);
+        return this;
+    }
+
+    public InteractionFollowupAction addFiles(List<File> files) {
+        this.getReply().addFiles(files);
+        return this;
+    }
+
     public InteractionMessageResponse getReply() {
         return reply;
     }
 
     public Response<InteractionHandler> run() {
         Response<InteractionHandler> response = new Response<>();
         try {
-            new DiscordRequest(
+            DiscordRequest req = new DiscordRequest(
                     getReply().compile(),
                     new HashMap<>(),
                     URLS.POST.INTERACTIONS.FOLLOWUP
@@ -155,7 +172,16 @@ public Response<InteractionHandler> run() {
                     discordJar,
                     URLS.POST.INTERACTIONS.FOLLOWUP,
                     RequestMethod.POST
-            ).invoke();
+            );
+
+            if (getReply().useFiles()) {
+                List<File> files = getReply().getFiles();
+                File[] filesArray = new File[files.size()];
+                filesArray = files.toArray(filesArray);
+                req.invokeWithFiles(filesArray);
+            } else {
+                req.invoke();
+            }
             response.complete(InteractionHandler.from(token, id, discordJar));
         } catch (DiscordRequest.UnhandledDiscordAPIErrorException e) {
             response.completeError(new Response.Error(e.getCode(), e.getMessage(), e.getBody()));

src/main/java/com/seailz/discordjar/events/EventDispatcher.java

@@ -69,7 +69,7 @@ public void addListener(DiscordListener... listeners) {
      */
     public void dispatchEvent(Event event, Class<? extends Event> type, DiscordJar djv) {
         if (event == null) return;
-        new Thread(() -> {
+        DiscordJarThreadAllocator.requestVirtualThread(() -> {
             long start = System.currentTimeMillis();
             List<ListenerMethodPair> listenersForEventType = listenersByEventType.get(type);
             if (listenersForEventType == null) {
@@ -91,7 +91,7 @@ public void dispatchEvent(Event event, Class<? extends Event> type, DiscordJar d
                 }
 
                 method.setAccessible(true);
-                DiscordJarThreadAllocator.requestThread(() -> {
+                DiscordJarThreadAllocator.requestVirtualThread(() -> {
                     try {
                         method.invoke(listenerMethodPair.listener, event);
                     } catch (IllegalAccessException | ArrayIndexOutOfBoundsException e) {
@@ -102,8 +102,8 @@ public void dispatchEvent(Event event, Class<? extends Event> type, DiscordJar d
                         System.out.println(method.getDeclaringClass().getSimpleName() + "#" + method.getName() + " threw an exception while being invoked.");
                         e.getCause().printStackTrace();
                     }
-                }, "djar--EventDispatcher-inner").start();
+                }, "djar--EventDispatcher-inner");
             }
-        }, "djar--EventDispatcher").start();
+        }, "djar--EventDispatcher");
     }
 }

src/main/java/com/seailz/discordjar/gateway/GatewayFactory.java

@@ -13,6 +13,7 @@
 import com.seailz.discordjar.utils.URLS;
 import com.seailz.discordjar.utils.rest.DiscordRequest;
 import com.seailz.discordjar.utils.rest.DiscordResponse;
+import com.seailz.discordjar.utils.thread.DiscordJarThreadAllocator;
 import com.seailz.discordjar.voice.model.VoiceServerUpdate;
 import com.seailz.discordjar.voice.model.VoiceState;
 import com.seailz.discordjar.ws.ExponentialBackoffLogic;
@@ -109,7 +110,7 @@ public GatewayFactory(DiscordJar discordJar, boolean debug, int shardId, int num
         ExponentialBackoffLogic backoffReconnectLogic = new ExponentialBackoffLogic();
         socket.setReEstablishConnection(backoffReconnectLogic.getFunction());
         backoffReconnectLogic.setAttemptReconnect((c) -> {
-            new Thread(discordJar::clearMemberCaches, "djar--clearing-member-caches").start();
+            DiscordJarThreadAllocator.requestVirtualThread(discordJar::clearMemberCaches, "djar--clearing-member-caches");
             return !shouldResume;
         });
 
@@ -352,7 +353,7 @@ private void handleDispatched(JSONObject payload) {
         }
         if (eventClass.equals(CommandInteractionEvent.class)) return;
 
-        new Thread(() -> {
+        DiscordJarThreadAllocator.requestVirtualThread(() -> {
             Event event;
             try {
                 event = eventClass.getConstructor(DiscordJar.class, long.class, JSONObject.class)
@@ -373,7 +374,7 @@ private void handleDispatched(JSONObject payload) {
             if (debug) {
                 logger.info("[DISCORD.JAR - DEBUG] Event dispatched: " + eventClass.getName());
             }
-        }, "djar--event-dispatch-gw").start();
+        }, "djar--event-dispatch-gw");
 
         if (Objects.requireNonNull(DispatchedEvents.getEventByName(payload.getString("t"))) == DispatchedEvents.READY) {
             this.sessionId = payload.getJSONObject("d").getString("session_id");

src/main/java/com/seailz/discordjar/utils/thread/DiscordJarThreadAllocator.java

@@ -31,6 +31,28 @@ public static Thread requestThread(Runnable runnable, String name) {
         return thread;
     }
 
+    public static Thread requestVirtualThread(Runnable runnable, String name) {
+        // First, let's check if we can actually use a virtual thread due to the JDK version.
+        int javaRelease;
+        try {
+            javaRelease = Integer.parseInt(System.getProperty("java.specification.version"));
+        } catch (NumberFormatException ex) {
+            Logger.getLogger("discord.jar-threading")
+                    .warning("Could not parse java.specification.version, falling back to normal threads. This is usually a bug, so please report the following string to the discord.jar developers: " + System.getProperty("java.specification.version"));
+            return requestThread(runnable, name);
+        }
+        if (javaRelease < 21) {
+            Logger.getLogger("discord.jar-threading")
+                    .warning("discord.jar virtual threads are only supported on JDK 21 and above, falling back to normal threads. It's recommended, if possible, that you upgrade your JDK to 21 or above.");
+            return requestThread(runnable, name);
+        }
+
+        Thread virtualThread = Thread.ofVirtual()
+                .start(runnable);
+        virtualThread.setName(name);
+        return virtualThread;
+    }
+
     private static void printThreads() {
         ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();