Array.java

package school.lemon.changerequest.java.pr1.lesson;

import java.util.Arrays;

/**
 * Created by User on 19.12.2016.
 */
public class Array {
    private int[] array;
    private int size;

    public Array(int size) {
        this.array = new int[size];
    }

    public void add(int element) throws ArrayIsFullException {
        if (size == array.length) {
            throw new ArrayIsFullException(String.format("Size of array is %d", array.length));
        }
        array[size++] = element;
    }

    public int get(int index) {
        if (index < 0 || index >= size) {
            throw new IndexOutOfBoundsException(
                    String.format("You are trying to get element at non-existing index %d", index));
        }
        return array[index];
    }

    @Override
    public String toString() {
        return "Array{" +
                "array=" + Arrays.toString(array) +
                ", size=" + size +
                '}';
    }

    private static class ArrayIsFullException extends Exception {
        public ArrayIsFullException() {
        }

        public ArrayIsFullException(String message) {
            super(message);
        }

        public ArrayIsFullException(String message, Throwable cause) {
            super(message, cause);
        }

        public ArrayIsFullException(Throwable cause) {
            super(cause);
        }

        public ArrayIsFullException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace) {
            super(message, cause, enableSuppression, writableStackTrace);
        }
    }

}