import java.util.Random;
/**
 * Write a description of class Memory here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */
public class Memory
{
    public static int[][] memory;
    public static int Row;
    public static int Col;
    public static int[] tag;
    Random Gen = new Random();
    
    public Memory()
    {
        Row = 128;
        Col = 8;
        memory = new int[Row][Col];
        tag = new int[32];
        // Total Mem space = 1024
    }

    public void addDataToNearestEmptySpace(int value)
    {
        //int rowspace = 0;
       // int colspace = 0;
        for (int i = 0; i < Row; i++)
        {
            for (int j = 0; j < Col; j++)
            {
                if ( i == 0 )
                {
                    if ( j == 0 )
                    {
                        memory[i][j] = value;
                    }
                }
            }
        }
    }
    
    public void addRandomDataToMemory(Object obj)
    {
        Memory memoryobj = (Memory)obj;
        
        //int rowspace = 0;
       // int colspace = 0;
        for (int i = 0; i < Memory.Row; i++)
        {
            for (int j = 0; j < Memory.Col; j++)
            {                
                Memory.memory[i][j] = Gen.nextInt();                                
            }
        }
    }
    
    public void addDataToSpecificLocation(int RowNumber, int ColumnNumber, int value)
    {
        memory[RowNumber][ColumnNumber] = value;
    }
        
    
    public int totalRows()
    {
        return Row;
    }
    
    public int totalColumns()
    {
        return Col;
    }
    
    public int getData(int selectRow, int selectColumn)
    {
        return memory[selectRow][selectColumn];
    }
    
    public void deleteData(int selectRow, int selectColumn)
    {
        memory[selectRow][selectColumn] = 0;
    }
    
    public String toString()
    { 
       int slotno = 0;
       System.out.println("Memory contents:");
       for (int i = 0; i < Row; i++)
        {
            for (int j = 0; j < Col; j++)
            {
                System.out.println("Memory slot number " + slotno + " - (Row:" + i + " | Column" + j +") - content is: " + memory[i][j] );
                slotno++;
            }
        }
       System.out.println("---------------------");
       return "Finished";
   }
        
            
}