Set compression level

Minor cleanups
Bump ASM

settings.gradle

@@ -20,17 +20,17 @@ dependencyResolutionManagement {
             library('nulls', 'org.jetbrains:annotations:24.0.1')
             library('powermock', 'org.powermock:powermock-core:2.0.9')
 
-            version('asm', '9.7')
+            version('asm', '9.7.1')
             library('asm',         'org.ow2.asm', 'asm'        ).versionRef('asm')
             library('asm-commons', 'org.ow2.asm', 'asm-commons').versionRef('asm')
             library('asm-tree',    'org.ow2.asm', 'asm-tree'   ).versionRef('asm')
             bundle('asm', ['asm', 'asm-commons', 'asm-tree'])
-            
-			version('junit', '5.10.1')
-			library('junit-api', 'org.junit.jupiter', 'junit-jupiter-api').versionRef('junit')
-			library('junit-engine', 'org.junit.jupiter', 'junit-jupiter-engine').versionRef('junit')
-			library('junit-platform-launcher', 'org.junit.platform:junit-platform-launcher:1.10.1')
-			bundle('junit-runtime', ['junit-engine', 'junit-platform-launcher'])
+
+            version('junit', '5.10.1')
+            library('junit-api', 'org.junit.jupiter', 'junit-jupiter-api').versionRef('junit')
+            library('junit-engine', 'org.junit.jupiter', 'junit-jupiter-engine').versionRef('junit')
+            library('junit-platform-launcher', 'org.junit.platform:junit-platform-launcher:1.10.1')
+            bundle('junit-runtime', ['junit-engine', 'junit-platform-launcher'])
         }
     }
 }

src/main/java/net/minecraftforge/fart/Main.java

@@ -61,6 +61,7 @@ public static void main(String[] args) throws IOException {
         };
         if (options.has(logO)) {
             PrintStream out = System.out;
+            @SuppressWarnings("resource")
             PrintStream file = new PrintStream(new FileOutputStream(options.valueOf(logO)));
             log = ln -> {
                 if (!ln.isEmpty()) {

src/main/java/net/minecraftforge/fart/internal/EnhancedClassRemapper.java

@@ -6,6 +6,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
+
 import org.objectweb.asm.ClassVisitor;
 import org.objectweb.asm.Handle;
 import org.objectweb.asm.Label;

src/main/java/net/minecraftforge/fart/internal/RenamerImpl.java

@@ -11,7 +11,6 @@
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Objects;
 import java.util.Set;
 import java.util.function.Consumer;
 import java.util.stream.Collectors;
@@ -37,6 +36,7 @@ class RenamerImpl implements Renamer {
     private final List<ClassProvider> classProviders;
     private final int threads;
     private final Consumer<String> logger;
+    @SuppressWarnings("unused")
     private final Consumer<String> debug;
     private boolean setup = false;
     private ClassProvider libraryClasses;
@@ -70,12 +70,16 @@ public void run(File input, File output) {
         if (!this.setup)
             this.setup();
 
-        input = Objects.requireNonNull(input).getAbsoluteFile();
-        output = Objects.requireNonNull(output).getAbsoluteFile();
-
+        if (input == null)
+            throw new IllegalArgumentException("input argument can't be null");
+        if (output == null)
+            throw new IllegalArgumentException("output argument can't be null");
         if (!input.exists())
             throw new IllegalArgumentException("Input file not found: " + input.getAbsolutePath());
 
+        input = input.getAbsoluteFile();
+        output = output.getAbsoluteFile();
+
         logger.accept("Reading Input: " + input.getAbsolutePath());
         // Read everything from the input jar!
         List<Entry> oldEntries = new ArrayList<>();
@@ -159,6 +163,9 @@ else if (name.equals(MANIFEST_NAME))
             logger.accept("Writing Output: " + output.getAbsolutePath());
             try (FileOutputStream fos = new FileOutputStream(output);
                 ZipOutputStream zos = new ZipOutputStream(fos)) {
+                // Explicitly set compression level because of potential differences based on environment.
+                // See https://github.com/MinecraftForge/JarSplitter/pull/2
+                zos.setLevel(6);
 
                 for (Entry e : newEntries) {
                     String name = e.getName();

src/main/java/net/minecraftforge/fart/internal/RenamingTransformer.java

@@ -5,7 +5,6 @@
 package net.minecraftforge.fart.internal;
 
 import java.nio.charset.StandardCharsets;
-import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.Set;