修复一些无法运行的问题

Author: asforest

src/main/java/com/github/balloonupdate/mcpatch/client/Main.java

@@ -300,14 +300,16 @@ static Path getUpdateDirectory(Path workDir, AppConfig config) throws McpatchBus
      */
     static Path searchDotMinecraft(Path basedir) {
         try {
-            Path d = basedir;
+            File d = basedir.toFile();
 
             for (int i = 0; i < 7; i++) {
-                if (d.toFile().getName().contains(".minecraft")) {
-                    return d;
+                for (File f : d.listFiles()) {
+                    if (f.getName().equals(".minecraft")) {
+                        return d.toPath();
+                    }
                 }
 
-                d = d.getParent();
+                d = d.getParentFile();
             }
         } catch (NullPointerException e) {
             return null;
@@ -359,7 +361,7 @@ static Map<String, Object> readConfig(Path external) throws McpatchBusinessExcep
 //                }
 //            }
         } catch (ParserException | IOException e) {
-            throw new McpatchBusinessException(e.getMessage());
+            throw new McpatchBusinessException(e);
         }
     }
 

src/main/java/com/github/balloonupdate/mcpatch/client/utils/Env.java

@@ -59,7 +59,9 @@ public static Path getJarPath()
             try {
                 String url = URLDecoder.decode(Env.class.getProtectionDomain().getCodeSource().getLocation().getFile(), "UTF-8").replace("\\", "/");
 
-                if (url.startsWith("/"))
+                boolean windows = System.getProperty("os.name").toLowerCase().contains("win");
+
+                if (windows && url.startsWith("/"))
                     url = url.substring(1);
 
                 if (url.endsWith(".class") && url.contains("!")) {