Minor DependencyHelper improvements.

Author: Fox2Code

loader/src/main/java/com/fox2code/foxloader/loader/ModLoader.java

@@ -37,15 +37,12 @@
 import com.fox2code.foxloader.loader.packet.LoaderNetworkManager;
 import com.fox2code.foxloader.network.SidedMetadataAPI;
 import com.fox2code.foxloader.selection.PlayerSelectionProvider;
-import com.fox2code.foxloader.registry.CommandRegistry;
 import com.fox2code.foxloader.registry.GameRegistry;
 import com.fox2code.foxloader.updater.UpdateManager;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.*;
 import net.minecraft.client.player.EntityPlayerSP;
 import net.minecraft.common.CoreConstants;
-import net.minecraft.common.command.Command;
-import net.minecraft.common.command.ICommandListener;
 import net.minecraft.common.networking.NetworkManager;
 import net.minecraft.common.util.i18n.StringTranslate;
 import net.minecraft.server.MinecraftServer;

patching/src/main/java/com/fox2code/foxloader/dependencies/DependencyHelper.java

@@ -391,6 +391,9 @@ private static boolean checkHashOrDeleteEx(File file, Dependency dependency, boo
         }
         if (!dependency.sha256Sum.equals(hashString)) {
             boolean deleteSuccessful = keepFile || file.delete();
+            if (!deleteSuccessful) {
+                file.deleteOnExit();
+            }
             if (errorOut) {
                 throw new RuntimeException("Remote dependency " + dependency.name + " checksum mismatch " +
                         "(got: " + hashString + ", expected: " + dependency.sha256Sum + ")", cause);
@@ -431,7 +434,7 @@ static void addToClassPath(final File library) {
                 inst.appendToSystemClassLoaderSearch(new JarFile(library));
             } catch (final IOException e) {
                 System.err.println("Failed to add jar to ClassPath");
-                e.printStackTrace();
+                DependencyImpl.CURRENT_IMPL.printStackTrace(e);
                 System.exit(1);
             }
         }

patching/src/main/java/com/fox2code/foxloader/patching/game/LootPatch.java

@@ -1,3 +1,26 @@
+/*
+ * MIT License
+ * 
+ * Copyright (c) 2023-2025 Fox2Code
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
 package com.fox2code.foxloader.patching.game;
 
 import com.fox2code.foxloader.patching.TransformerUtils;