Move things around

src/main/java/util/FileUtil.java

@@ -0,0 +1,26 @@
+package util;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.stream.Collectors;
+
+public class FileUtil {
+
+    public static String readFileFromClasspath(String pathOnClasspath) {
+        try (InputStream is = FileUtil.class.getClassLoader().getResourceAsStream(pathOnClasspath)) {
+            if (is == null) {
+                throw new IllegalStateException("can't load file: " + pathOnClasspath);
+            }
+
+            BufferedReader buffer = new BufferedReader(new InputStreamReader(is));
+
+            return buffer.lines().collect(Collectors.joining("\n"));
+
+        } catch (IOException e) {
+            throw new RuntimeException();
+        }
+    }
+
+}