Update Checker

Created an Update Checker

src/main/java/me/justindevb/VulcanReplay/VulcanReplay.java

@@ -14,6 +14,8 @@
 import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.java.JavaPlugin;
 
+import me.justindevb.VulcanReplpay.util.UpdateChecker;
+
 public class VulcanReplay extends JavaPlugin {
 
 	private HashMap<UUID, PlayerCache> playerCache = new HashMap<>();
@@ -28,6 +30,13 @@ public void onEnable() {
 
 		initBstats();
 
+		checkForUpdate();
+
+	}
+
+	@Override
+	public void onDisable() {
+		this.playerCache.clear();
 	}
 
 	private void registerListener() {
@@ -93,6 +102,7 @@ private void checkVulcanApi() {
 	 */
 	private void initConfig() {
 		FileConfiguration config = getConfig();
+		config.addDefault("General.Check-Update", true);
 		config.addDefault("General.Nearby-Range", 30);
 
 		List<String> list = new ArrayList<>();
@@ -164,4 +174,16 @@ public void log(String msg, boolean severe) {
 			getLogger().log(Level.INFO, msg);
 	}
 
+	private void checkForUpdate() {
+		if (!getConfig().getBoolean("General.Check-Update"))
+			return;
+		new UpdateChecker(this, 97845).getVersion(version -> {
+			if (this.getDescription().getVersion().equals(version))
+				log("You are up to date!", false);
+			else
+				log("There is an update available! Download at: https://www.spigotmc.org/resources/vulcan-replay.97845/",
+						true);
+		});
+	}
+
 }

src/main/java/me/justindevb/VulcanReplpay/util/UpdateChecker.java

@@ -0,0 +1,36 @@
+package me.justindevb.VulcanReplpay.util;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.Scanner;
+import java.util.function.Consumer;
+
+import org.bukkit.Bukkit;
+import org.bukkit.plugin.java.JavaPlugin;
+
+//From: https://www.spigotmc.org/wiki/creating-an-update-checker-that-checks-for-updates
+public class UpdateChecker {
+
+	private final JavaPlugin plugin;
+	private final int resourceId;
+
+	public UpdateChecker(JavaPlugin plugin, int resourceId) {
+		this.plugin = plugin;
+		this.resourceId = resourceId;
+	}
+
+	public void getVersion(final Consumer<String> consumer) {
+		Bukkit.getScheduler().runTaskAsynchronously(this.plugin, () -> {
+			try (InputStream inputStream = new URL(
+					"https://api.spigotmc.org/legacy/update.php?resource=" + this.resourceId).openStream();
+					Scanner scanner = new Scanner(inputStream)) {
+				if (scanner.hasNext()) {
+					consumer.accept(scanner.next());
+				}
+			} catch (IOException exception) {
+				plugin.getLogger().info("Unable to check for updates: " + exception.getMessage());
+			}
+		});
+	}
+}

target/maven-archiver/pom.properties

@@ -1,5 +1,5 @@
 #Generated by Maven
-#Wed Nov 24 09:35:49 CST 2021
+#Wed Nov 24 10:02:13 CST 2021
 groupId=me.justindevb
 artifactId=VulcanReplay
 version=1.3

target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst

@@ -8,6 +8,7 @@ me\justindevb\VulcanReplay\DiscordWebhook$EmbedObject.class
 me\justindevb\VulcanReplay\VulcanListener$1.class
 me\justindevb\VulcanReplay\PlayerListener.class
 me\justindevb\VulcanReplay\DiscordWebhook$EmbedObject$Footer.class
+me\justindevb\VulcanReplpay\util\UpdateChecker.class
 me\justindevb\VulcanReplay\DiscordWebhook$EmbedObject$Field.class
 me\justindevb\VulcanReplay\PlayerCache.class
 me\justindevb\VulcanReplay\DiscordWebhook$1.class

target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst

@@ -1,3 +1,4 @@
+C:\Users\Justin\eclipse-workspace\VulcanReplay\src\main\java\me\justindevb\VulcanReplpay\util\UpdateChecker.java
 C:\Users\Justin\eclipse-workspace\VulcanReplay\src\main\java\me\justindevb\VulcanReplay\PlayerCache.java
 C:\Users\Justin\eclipse-workspace\VulcanReplay\src\main\java\me\justindevb\VulcanReplay\PlayerListener.java
 C:\Users\Justin\eclipse-workspace\VulcanReplay\src\main\java\me\justindevb\VulcanReplay\VulcanListener.java