more

src/Main.java

@@ -1,6 +1,30 @@
 import java.io.*;
 
+
 public class Main {
+
+    // Read contents of inFile, convert it all to uppercase, write to outFile
+    // Do line-by-line
+
+    public static void upperCaseFileConverter(String inFile, String outFile) {
+        try {
+            BufferedReader in = new BufferedReader(new FileReader(inFile));
+            BufferedWriter out = new BufferedWriter(new FileWriter(outFile));
+
+            String line;
+
+            while((line = in.readLine()) != null) {
+                out.write(line.toUpperCase());
+                //out.newLine();
+            }
+
+        }
+        catch (IOException e) {
+            System.out.println("File not found:");
+            System.out.println(e.getMessage());
+        }
+    }
+
     public static void main(String[] args) {
 
 
@@ -13,7 +37,7 @@ public class Main {
         testScoresArray[0] = new TestScores(new int[]{15, 24, 44, 30});
         testScoresArray[1] = new TestScores(new int[]{69, 69, 55, 88, 92});
         testScoresArray[2] = new TestScores(new int[]{82, 75, 89, 90, 0});
-        testScoresArray[3] = new TestScores(new int[]{72, 87, 92, 92, 94});
+        testScoresArray[3] = new TestScores(new int[]{72, 87, 92, 92, 96});
         testScoresArray[4] = new TestScores(new int[]{100,100,100,100,100,100,100});
 
         for(TestScores testScore : testScoresArray) {
@@ -29,7 +53,7 @@ public class Main {
             System.out.println("Test Scores written to " + filename);
 
         } catch (IOException e) {
-            e.printStackTrace();
+            System.out.println(e.getMessage());
         }
 
         // Deserialize objects from file
@@ -43,14 +67,21 @@ public class Main {
         }
         //TODO: FIX THESE CATCH CLAUSES
         catch(IOException e){
-            e.printStackTrace();
+            System.out.println(e.getMessage());
         } catch (ClassNotFoundException e) {
             throw new RuntimeException(e);
         }
-
-        for(TestScores testScore : deserializedScores) {
-            System.out.println(testScore.getAverage());
+        try {
+            for (TestScores testScore : deserializedScores) {
+                System.out.println(testScore.getAverage());
+            }
         }
+        catch(NullPointerException e){
+            System.out.println(e.getMessage());
+        }
+
+        upperCaseFileConverter("input.txt", "output.txt");
+
 
     }
 }

src/TestScores.java

@@ -1,11 +1,9 @@
-import java.io.Serial;
 import java.io.Serializable;
 
 /**
  * TestScores class will take an array of test Scores, and has a method to determine average
  */
 public class TestScores implements Serializable {
-    @Serial
     private static final long serialVersionUID = 1L;
     int[] scores; // The array of test scores
 

src/input.txt

@@ -0,0 +1,3 @@
+Hello World!
+This is a file, that
+Has words and stuff in it