From d345383fda11586e430c888f2e3e12e5f4eb422e Mon Sep 17 00:00:00 2001
From: kuroppoi <68156848+kuroppoi@users.noreply.github.com>
Date: Sun, 25 Jun 2023 22:26:07 +0200
Subject: [PATCH] Copy libraries to working directory instead of obscure temp
 location

---
 src/main/java/entralinked/LauncherAgent.java | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/src/main/java/entralinked/LauncherAgent.java b/src/main/java/entralinked/LauncherAgent.java
index bfbab49..4b54a21 100644
--- a/src/main/java/entralinked/LauncherAgent.java
+++ b/src/main/java/entralinked/LauncherAgent.java
@@ -3,8 +3,6 @@ package entralinked;
 import java.io.File;
 import java.lang.instrument.Instrumentation;
 import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.StandardCopyOption;
 import java.util.jar.JarFile;
 
 import org.apache.logging.log4j.LogManager;
@@ -27,12 +25,19 @@ public class LauncherAgent {
                 "bcpkix-jdk15on-1.70.jar"
             };
             
+            // Try create library directory
+            File libraryDirectory = new File("libs");
+            libraryDirectory.mkdirs();
+            
+            // Extract jars if necessary
             for(int i = 0; i < jarNames.length; i++) {
                 String jarName = jarNames[i];
-                Path jarPath = Files.createTempFile(jarNames[i], null);
-                File jarFile = jarPath.toFile();
-                jarFile.deleteOnExit(); // Doesn't actually do anything on terminal exit because Java.
-                Files.copy(LauncherAgent.class.getResourceAsStream("/%s".formatted(jarName)), jarPath, StandardCopyOption.REPLACE_EXISTING);
+                File jarFile = new File(libraryDirectory, jarName);
+                
+                if(!jarFile.exists()) {
+                    Files.copy(LauncherAgent.class.getResourceAsStream("/%s".formatted(jarName)), jarFile.toPath());
+                }
+                
                 instrumentation.appendToSystemClassLoaderSearch(new JarFile(jarFile));
             }
         } catch(Exception e) {