Temp File API Update

Refactoring & implemented automatic decompiler cleanup flag

src/main/java/the/bytecode/club/bytecodeviewer/decompilers/impl/FernFlowerDecompiler.java

@@ -111,7 +111,7 @@ public class FernFlowerDecompiler extends AbstractDecompiler
         {
             //cleanup temp files
             if(tempFile != null)
-                tempFile.delete();
+                tempFile.cleanup();
         }
 
         return FERNFLOWER + " " + ERROR + "! " + ExceptionUI.SEND_STACKTRACE_TO + NL + NL

src/main/java/the/bytecode/club/bytecodeviewer/util/TempFile.java

@@ -1,5 +1,7 @@
 package the.bytecode.club.bytecodeviewer.util;
 
+import the.bytecode.club.bytecodeviewer.Constants;
+
 import java.io.File;
 import java.util.HashSet;
 
@@ -59,8 +61,11 @@ public class TempFile
         createdFilePaths.add(file.getAbsolutePath());
     }
 
-    public void delete()
+    public void cleanup()
     {
+        if(!Constants.DECOMPILERS_AUTOMATICALLY_CLEANUP)
+            return;
+
         //delete all the items
         for(String path : createdFilePaths)
         {