implemented making of random number files in AlgorithmTester, started sorting code

APCompSci.code-workspace

@@ -4,5 +4,6 @@
 			"path": "."
 		}
 	],
-	"settings": {}
+	"settings": {},
+	"java.home": "/usr/lib/jvm/java-14-oracle/"
 }

Sorting/AlgorithmTester.java

@@ -12,15 +12,14 @@ public class AlgorithmTester{
 
     final static Scanner sc = new Scanner(System.in);
     static int input;
+    static boolean quit = false;
     public static void main(String[] args) {
         System.out.println("SORTING ALGORITHM TESTER\n");
-        boolean quit = false;
         while(!quit){
             System.out.println("Please select an option:");
             System.out.println("1) Make a file of random numbers");
             System.out.println("2) Sort a file of random numbers");
             System.out.println("0) Exit")
-       
             try{
                 input = sc.nextInt();
          //Using the new switch syntax introduced in JDK 13
@@ -28,9 +27,26 @@ public class AlgorithmTester{
                 switch(input){
                     case 1 -> makeFile();
                     case 2 -> sortFile();
-                    case 3 -> quit=true;
+                    case 0 -> quit=true;
+                    default -> System.out.println("Invalid input");
                 }
-
+                /*
+                non-lambda expresstion version looks like this
+                switch(input){
+                    case 1:
+                        makeFile();
+                        break;
+                    case 2:
+                        sortFiler();
+                        break;
+                    case 0:
+                        quit=true;
+                        break;
+                    default:
+                        System.out.println("Invalid input");
+                        break;
+                }
+                */
             } catch(InputMismatchException ex){
                 System.out.println("Invalid input");
             }
@@ -38,4 +54,72 @@ public class AlgorithmTester{
         sc.close();
     }
 
+    private static void makeFile(){
+        String filename;
+        int count;
+        int min;
+        int max;
+        try{
+            System.out.print("Please enter a file name: ");
+            filename = sc.next();
+            System.out.println("How many random numbers?");
+            count = sc.nextInt();
+            System.out.println("Minimum value?");
+            min = sc.nextInt();
+            System.out.println("Maximum value?");
+            max = sc.nextInt();
+            var randomMaker = new RandomNumberFileMaker(filename, count, min, max);
+            randomMaker.writeFile();
+        } catch(InputMismatchException ex){
+                System.out.println("Invalid input");
+            }
+    }
+
+    private static void sortFile(){
+        String filename;
+        int input;
+        boolean bubble, selection, insertion, quick, counting, radix, merge, ready;
+        System.out.print("Please enter file name: ");
+        filename = sc.nextLine();
+        while(!ready){
+            try{
+                System.out.println("Enter the number of the algorithms you wish to use.")
+                System.out.println("Enter 0 to start sorting.");
+                if(bubble){
+                    System.out.print("*");
+                }
+                System.out.println("1) bubble sort");
+                if(selection){
+                    System.out.print("*");
+                }
+                System.out.println("2) selection sort");
+                if(insertion){
+                    System.out.print("*");
+                }
+                System.out.println("3) insertion sort");
+                if(counting){
+                    System.out.print("*");
+                }
+                System.out.println("4) counting sort");
+                if(quick){
+                    System.out.print("*");
+                }
+                System.out.println("5) quick sort");
+                input = sc.nextInt();
+                switch(input){
+                    case 1 -> bubble=!bubble;
+                    case 2 -> selection=!selection;
+                    case 3 -> insertion=!insertion;
+                    case 4 -> counting=!counting;
+                    case 5 -> quick=!quick;
+                    case 0 -> ready=true;
+                    default -> System.out.println("Invalid input");
+                }
+    
+            } catch(InputMismatchException ex){
+                System.out.println("Invalid input");
+            }
+            
+        }
+    }
 }

Sorting/RandomNumberFileMaker.java

@@ -12,7 +12,19 @@ import java.lang.Math;
  */
 public class RandomNumberFileMaker {
     
-    public RandomNumberFileMaker(String filename, int count, int min, int max){
+    private String filename;
+    private int count;
+    private int min;
+    private int max;
+
+    public RandomNumberFileMaker(String f, int c, int m, int M){
+       filename=f;
+       count=c;
+       min=m;
+       max=M;
+    }
+
+    public void writeFile(){
         try{
             File randomNumbers = new File(filename);
             if(randomNumbers.createNewFile()==false){
@@ -30,7 +42,6 @@ public class RandomNumberFileMaker {
         }catch (IOException ex){
             System.err.println(ex);
         }
-        
     }
 
 }