README.md

@@ -4,8 +4,6 @@
 
 Draft program for the Java class of semester 2. The goal was to simulate basic cash machine that can read customer data from a `.csv` file and let the user view the data with crude forms of authentication.
 
-> This project was graded with 100,0 out of 100,0 points
-
 ## Overview
 
 The program can read `.csv` file from disk and allows the user login to an account specified.

src/me/teridax/jcash/banking/management/BankingManagementSystem.java

@@ -6,8 +6,6 @@ import me.teridax.jcash.banking.accounts.Owner;
 import me.teridax.jcash.decode.StringDecoder;
 
 import java.io.IOException;
-import java.nio.charset.Charset;
-import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.*;
@@ -25,13 +23,6 @@ public final class BankingManagementSystem {
      * Separator used to separate columns of CSV files
      */
     private static final String SEPARATOR = ";";
-    /**
-     * Charsets to try when decoding the source file
-     */
-    private static final Charset[] ENCODINGS = {
-            StandardCharsets.UTF_8,
-            Charset.forName("windows-1252")
-    };
 
     /**
      * A set of banks
@@ -85,7 +76,7 @@ public final class BankingManagementSystem {
         LOGGER.fine("parsing banking management system from file: " + Objects.toString(file, "null"));
         try {
             var bms = new BankingManagementSystem();
-            var content = getSource(file);
+            var content = Files.readString(file);
 
             // read line by line
             // and skip the first line
@@ -123,33 +114,15 @@ public final class BankingManagementSystem {
 
             return bms;
 
+        } catch (IOException e) {
+            LOGGER.severe("Could not read file: " + file + " due to: " + e.getMessage());
+            throw new IllegalArgumentException("Could not read file " + file, e);
         } catch (IllegalArgumentException | NullPointerException e) {
             LOGGER.severe("Could not parse file: " + file + " due to: " + e.getMessage());
             throw new IllegalArgumentException("Could not parse file " + file, e);
         }
     }
 
-    /**
-     * Attempts to read the entire file into a string.
-     * This method tires out all encodings in {@link #ENCODINGS}
-     * @param file the file to read
-     * @throws IllegalArgumentException if the file cannot be read
-     * @return the content of the file
-     */
-    private static String getSource(Path file) throws IllegalArgumentException {
-        Exception lastException = null;
-        for (var encoding : ENCODINGS) {
-            try {
-                return Files.readString(file, encoding);
-            } catch (IOException e) {
-                LOGGER.severe("Could not read file: " + file + " due to: " + e.getMessage());
-                lastException = e;
-            }
-        }
-        assert lastException != null;
-        throw new IllegalArgumentException("Invalid encoding, or IO exception: " + lastException.getMessage());
-    }
-
     /**
      * Return a bank with the given blz.
      *