refactoring?

java_tools/configuration_definition/src/main/java/com/rusefi/pinout/BoardInputs.java

@@ -1,15 +1,12 @@
 package com.rusefi.pinout;
 
-import java.io.FileNotFoundException;
+import java.io.*;
-import java.io.IOException;
-import java.io.Reader;
-import java.io.Writer;
 import java.util.List;
 
 public interface BoardInputs {
-    List<?> getBoardYamlKeys();
+    List<? extends File> getBoardYamlKeys();
 
-    Reader getReader(Object yamlKey) throws FileNotFoundException;
+    Reader getReader(File yamlKey) throws FileNotFoundException;
 
     String getName();
 

java_tools/configuration_definition/src/main/java/com/rusefi/pinout/FileSystemBoardInputsImpl.java

@@ -32,13 +32,13 @@ public class FileSystemBoardInputsImpl implements BoardInputs {
     }
 
     @Override
-    public List<?> getBoardYamlKeys() {
+    public List<? extends File> getBoardYamlKeys() {
         return boardYamlFiles;
     }
 
     @Override
-    public Reader getReader(Object yamlKey) throws FileNotFoundException {
+    public Reader getReader(File yamlKey) throws FileNotFoundException {
-        return new FileReader((File)yamlKey);
+        return new FileReader(yamlKey);
     }
 
     @Override

java_tools/configuration_definition/src/main/java/com/rusefi/pinout/PinoutLogic.java

@@ -225,7 +225,7 @@ public class PinoutLogic {
     }
 
     private void readFiles() throws IOException {
-        for (Object yamlFile : boardInputs.getBoardYamlKeys()) {
+        for (File yamlFile : boardInputs.getBoardYamlKeys()) {
             header.append("// auto-generated by PinoutLogic.java based on " + yamlFile + "\n");
             readMetaInfo(yamlFile.toString(), boardInputs.getReader(yamlFile));
         }

java_tools/configuration_definition/src/test/java/com/rusefi/pinout/PinoutLogicIntegratedTest.java

@@ -72,12 +72,12 @@ public class PinoutLogicIntegratedTest {
 
         BoardInputs testBoard = new BoardInputs() {
             @Override
-            public List<?> getBoardYamlKeys() {
+            public List<? extends File> getBoardYamlKeys() {
-                return Collections.singletonList("key");
+                return Collections.singletonList(new File("key"));
             }
 
             @Override
-            public Reader getReader(Object yamlKey) {
+            public Reader getReader(File yamlKey) {
                 return input;
             }