inventory class

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package escapegame;

/**
 *
 * @author 136-pghanem
 */
public class Inventory {

    int goldKey, rustedKey, gauze, drill, scalpel, alcohol, remote, clay, lighter, syringe, bunsenburner, lead;
    int i, j;
    String[][] inventory = new String[2][5];

    public void inv() {
        for (int row = 0; row < inventory.length; row++) {
            for (int col = 0; col < inventory[0].length; col++) {
                inventory[row][col] = "         ";
            }
        }
    }

    public void displayBoard() {
        System.out.println("                                              Inventory");
        for (int row = 0; row < inventory.length; row++) {
            for (int col = 0; col < inventory[0].length; col++) {
                System.out.print("[" + inventory[row][col] + "]");
            }
            System.out.println();
        }
    }

    public void add(String name) {
        inventory[i][j] = name;
        j++;
        if (j == 4) {
            j = 0;
            i++;
        }
    }

    public void remove(String name) {
        for (int x = 0; x < 5; x++) {
            for (int y = 0; y < 2; y++) {
                if (inventory[y][x].equals(name)) {
                    inventory[y][x] = ("         ");
                }
            }
        }

    }

    public boolean check(String name) {
        for (int x = 0; x < 5; x++) {
            for (int y = 0; y < 2; y++) {
                if (inventory[y][x].equals(name)) {
                    return true;
                }

            }
        }
        return false;
    }
}