small changes

Author: powercasgamer

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "java.configuration.updateBuildConfiguration": "interactive"
+}

java6/build.gradle.kts

@@ -12,13 +12,11 @@ java {
         languageVersion.set(JavaLanguageVersion.of(11))
     }
 
-    targetCompatibility = JavaVersion.VERSION_1_6
-    sourceCompatibility = JavaVersion.VERSION_1_6
-
     withSourcesJar()
 }
 
 tasks.withType<JavaCompile>().configureEach {
+    options.release.set(6)
     options.compilerArgs = listOf("-Xlint:-options")
 }
 
@@ -29,6 +27,8 @@ tasks.shadowJar {
         relocate(pack, "$prefix.$pack")
     }
 
+    minimize()
+
     exclude("META-INF/LICENSE.txt")
     exclude("META-INF/NOTICE.txt")
 }

java6/src/main/java/io/papermc/paperclip/Main.java

@@ -12,13 +12,9 @@
 import com.eclipsesource.json.Json;
 import com.eclipsesource.json.JsonObject;
 
-import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.lang.reflect.Method;
-import java.nio.charset.StandardCharsets;
-import java.nio.file.Files;
-import java.nio.file.Paths;
 
 public final class Main {
 
@@ -30,7 +26,7 @@ private static JsonObject readJsonFile() {
         InputStreamReader reader = null;
 
         try {
-            reader = new InputStreamReader(Main.class.getClassLoader().getResourceAsStream("version.json"), StandardCharsets.UTF_8);
+            reader = new InputStreamReader(Main.class.getClassLoader().getResourceAsStream("version.json"), "UTF_8");
             object = Json.parse(reader).asObject();
         } catch (final IOException exc) {
             throw new RuntimeException("Failed to read version.json", exc);
@@ -52,7 +48,7 @@ public static void main(final String[] args) {
         final String minecraftVersion = VERSION.getString("name", "Unknown");
         if (getJavaVersion() < javaVersion) {
             System.err.printf("Minecraft %s requires running the server with Java %s or above. " +
-                    "Download Java %s (or above) from https://adoptium.net/%n", minecraftVersion, javaVersion, javaVersion);
+                    "Download Java %s (or above) from https://adoptium.net/", minecraftVersion, javaVersion, javaVersion);
             System.exit(1);
         }