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11 changes: 9 additions & 2 deletions src/main/java/lesson2/hw/ArrayDataException.java
Original file line number Diff line number Diff line change
@@ -1,5 +1,12 @@
package lesson2.hw;

public class ArrayDataException extends Exception {
// TODO: 14.04.2020
public class ArrayDataException extends ClassCastException {
// TODO: 14.04.2020
public ArrayDataException() {
super();
}

public ArrayDataException(String s) {
super(s);
}
}
7 changes: 5 additions & 2 deletions src/main/java/lesson2/hw/ArraySizeException.java
Original file line number Diff line number Diff line change
@@ -1,5 +1,8 @@
package lesson2.hw;

public class ArraySizeException extends Exception {
// TODO: 14.04.2020
public class ArraySizeException extends RuntimeException {
@Override
public String getMessage() {
return "Incorrect size";
}
}
5 changes: 1 addition & 4 deletions src/main/java/lesson2/hw/ArrayUtils.java
Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,6 @@

public class ArrayUtils {

public long arraySum(Object [][] array) {
// TODO: 14.04.2020
return 0;
}


}
36 changes: 35 additions & 1 deletion src/main/java/lesson2/hw/Main.java
Original file line number Diff line number Diff line change
@@ -1,8 +1,42 @@
package lesson2.hw;

import java.util.Random;
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
// TODO: 14.04.2020
// протестируйте arraySum здесь
Object[][] arr = new Object[4][4];
for (int i = 0; i < 4; i++) {
arr[i] = new Object[]{7, 3, "ty", 1.33};
}
System.out.println(arraySum(arr));
}
public static int arraySum(Object [][] array) {
// TODO: 14.04.2020
int sum = 0;
try {
if (array[1].length > 4 || array.length > 4) {
throw new ArraySizeException();
}
}
catch (ArrayDataException e){
System.out.println("Неверный размер матрицы");
}

for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4; j++) {
try {
sum += ((int) array[i][j]);
}
catch(ClassCastException e){
System.out.println("Неверный тип данных в ячейке массива под индексом ["+i+"]["+j+"]");
}
}
}

return sum;
}


}