Homework 2 done

src/homeworks/homework2/Main.java

@@ -0,0 +1,50 @@
+package homeworks.homework2;
+
+public class Main {
+    public static void main(String[] args) {
+
+        try {
+            System.out.println("Сумма всех элементов массива = " + arrayGetSum(arraySizeException));
+        } catch (MyArraySizeException | MyArrayDataException e) {
+            System.out.println(e.getMessage());
+        }
+
+        try {
+            System.out.println("Сумма всех элементов массива = " + arrayGetSum(arrayDataException));
+        } catch (MyArraySizeException | MyArrayDataException e) {
+            System.out.println(e.getMessage());
+        }
+
+        try {
+            System.out.println("Сумма всех элементов массива = " + arrayGetSum(fineArray));
+        } catch (MyArraySizeException | MyArrayDataException e) {
+            System.out.println(e.getMessage());
+        }
+
+    }
+    private static String[][] arraySizeException = {{"1","2","3","4"},{"1","2","3","4"},{"1","2","3","4"},{"1","2","3","4"}, {"1","2","3","4"}};
+    private static String[][] arrayDataException = {{"1","2","3","4"},{"1","2","3","4"},{"1","2","3","4"},{"1","ЩЩЩЩЩ","3","4"}};
+    private static String[][] fineArray = {{"1","2","3","4"},{"1","2","3","4"},{"1","2","3","4"},{"1","2","3","4"}};
+
+    static void checkArraySize(String arr[][]) throws MyArraySizeException{
+        if(arr.length != 4 || arr[0].length !=4){
+            throw new MyArraySizeException();
+        }
+    }
+    static int arrayGetSum(String arr[][]) throws MyArraySizeException, MyArrayDataException {
+        checkArraySize(arr);
+        int sum = 0;
+        int i = 0;
+        int j = 0;
+        try {
+            for (i = 0; i < arr.length; i++) {
+                for (j = 0; j < arr[i].length; j++) {
+                    sum = sum + Integer.parseInt(arr[i][j]);
+                }
+            }
+        } catch (NumberFormatException e) {
+            throw new MyArrayDataException("Ошибка массива в позиции " + i + "," + j);
+        }
+        return sum;
+    }
+}

src/homeworks/homework2/MyArrayDataException.java

@@ -0,0 +1,7 @@
+package homeworks.homework2;
+
+public class MyArrayDataException extends Exception{
+    public MyArrayDataException(String message){
+        super(message);
+    }
+}

src/homeworks/homework2/MyArraySizeException.java

@@ -0,0 +1,7 @@
+package homeworks.homework2;
+
+public class MyArraySizeException extends Exception{
+    public MyArraySizeException(){
+        super("Ошибка размера массива");
+    }
+}