From 8b8e7ebab75a06f2b87f7b2149535a673d92914b Mon Sep 17 00:00:00 2001
From: Keith Armstrong <keith@belkast.com>
Date: Thu, 2 Jan 2025 16:58:50 -0500
Subject: [PATCH] Added check for utf-8 file

---
 src/com/belkast/soap/fileProcessor.java | 101 +++++++++++++-----------
 1 file changed, 56 insertions(+), 45 deletions(-)

diff --git a/src/com/belkast/soap/fileProcessor.java b/src/com/belkast/soap/fileProcessor.java
index 6f81cb6..58e4057 100644
--- a/src/com/belkast/soap/fileProcessor.java
+++ b/src/com/belkast/soap/fileProcessor.java
@@ -1,74 +1,85 @@
 package com.belkast.soap;
 
 import java.io.*;
+import java.nio.charset.CharacterCodingException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.util.*;
 
 public class fileProcessor {
 
     public static String readFirstLine(String thisFile) throws IOException {
-            File file = new File(thisFile);
-            if (file.exists()) {
-                FileReader fr = new FileReader(file);
-                LineNumberReader ln = new LineNumberReader(fr);
-                while (ln.getLineNumber() == 0) {
-                    String s = ln.readLine();
-                    return s;
-                }
+        File file = new File(thisFile);
+        if (file.exists()) {
+            FileReader fr = new FileReader(file);
+            LineNumberReader ln = new LineNumberReader(fr);
+            while (ln.getLineNumber() == 0) {
+                String s = ln.readLine();
+                return s;
             }
+        }
         return null;
     }
 
-    public static Boolean getFile (String myFile)
-    {
-        if (myFile == null)
-        {
+    public static Boolean getFile(String myFile) {
+        if (myFile == null) {
             return false;
         }
 
         File thisFile = new File(myFile);
-        if (thisFile.exists())
-        {
+        if (thisFile.exists()) {
             return true;
         }
 
         return false;
     }
 
-    public static String replaceInFile (String myFile, Map hashMap)
-    {
+    public static String replaceInFile(String myFile, Map hashMap) {
         File thisFile = new File(myFile);
-        if (!thisFile.exists())
-        {
+        if (!thisFile.exists()) {
             return null;
         }
         StringBuilder sb = new StringBuilder();
-        try
-            {
-                FileReader fileReader = new FileReader(myFile);
-                BufferedReader reader = new BufferedReader(fileReader);
-                String line;
-                while ((line = reader.readLine()) != null)
-                {
-                    sb.append(line);
-                }
-                reader.close();
+        try {
+            FileReader fileReader = new FileReader(myFile);
+            BufferedReader reader = new BufferedReader(fileReader);
+            String line;
+            while ((line = reader.readLine()) != null) {
+                sb.append(line);
             }
-            catch (IOException e)
-            {
-                e.printStackTrace();
-                return null;
-            }
-
-            String returnString = sb.toString();
-
-            Set set = hashMap.entrySet();
-            Iterator i = set.iterator();
-            while (i.hasNext())
-            {
-                Map.Entry me = (Map.Entry)i.next();
-                returnString = returnString.replaceAll(me.getKey().toString(), me.getValue().toString());
-            }
-
-            return returnString;
+            reader.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
         }
+
+        String returnString = sb.toString();
+
+        Set set = hashMap.entrySet();
+        Iterator i = set.iterator();
+        while (i.hasNext()) {
+            Map.Entry me = (Map.Entry) i.next();
+            returnString = returnString.replaceAll(me.getKey().toString(), me.getValue().toString());
+        }
+
+        return returnString;
+    }
+
+    public static Boolean validFile(String myFile) {
+        Path path = Paths.get(myFile);
+        try (Reader reader = Files.newBufferedReader(path)) {
+            int c = reader.read();
+            if (c == 0xfeff) {
+                System.out.println("File starts with a byte order mark.");
+            } else if (c >= 0) {
+                reader.transferTo(Writer.nullWriter());
+            }
+        } catch (CharacterCodingException e) {
+            return false;
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+        return true;
+    }
 }
\ No newline at end of file