import java.awt.BorderLayout;
import java.util.ArrayList;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.SwingConstants;
import javax.swing.table.AbstractTableModel;

public class TableModelTest extends JFrame {

    JPanel panel;
    JTable tbl;

    TableModelTest() {
    setTitle("Example");
    panel = new JPanel();
    tbl = new JTable();
    setLayout(new BorderLayout());
    panel.add(tbl, SwingConstants.CENTER);
    add(panel);
    setVisible(true);
    }

    public static void main(String[] args) {
    String[] colnames = {
        "String",
        "char",
        "int",
        "boolean",
        "long",
        "float",
        "double",
        "short",
        "byte"
    };
    Class<?>[] types = {
        String.class,
        char.class,
        int.class,
        boolean.class,
        long.class,
        float.class,
        double.class,
        short.class,
        byte.class
    };
    boolean[] isEditable = {
        true,
        true,
        true,
        true,
        true,
        true,
        true,
        true,
        true
    };
    String aString = "a string";
    char aChar = 'a';
    int anInt = 42;
    boolean aBool = true;
    long aLong = 100000L;
    float aFloat = 3.14F;
    double aDouble = 6.28D;
    short aShort = 2;
    byte aByte = 1;
    Object[] row1 = {
        aString,
        aChar,
        anInt,
        aBool,
        aLong,
        aFloat,
        aDouble,
        aShort,
        aByte
    };
    ArrayList<Object[]> data = new ArrayList<>();
    data.add(row1);
    TableModelTest tmt = new TableModelTest();
    tmt.tbl.setModel(new ExampleTableModel(colnames, data, types, isEditable));
    tmt.pack();
    }
}

class ExampleTableModel extends AbstractTableModel {

    String[] colnames;
    ArrayList<Object[]> data;
    Class<?>[] types;
    boolean[] isEditable;

    public ExampleTableModel(String[] colnames, ArrayList<Object[]> data, Class<?>[] types, boolean[] isEditable) {
        this.colnames = colnames;
        this.data = data;
        this.types = types;
        this.isEditable = isEditable;
    }

    @Override
    public int getColumnCount() {
        return this.colnames.length;
    }

    @Override
    public int getRowCount() {
        return this.data.size();
    }

    @Override
    public Object getValueAt(int rowIndex, int columnIndex) {
        return this.data.get(rowIndex)[columnIndex];
    }

    @Override
    public Class<?> getColumnClass(int columnIndex) {
        return this.types[columnIndex];
    }

    @Override
    public String getColumnName(int column) {
        return this.colnames[column];
    }

    @Override
    public boolean isCellEditable(int rowIndex, int columnIndex) {
        System.out.println("is column " + columnIndex + " editable? " + this.isEditable[columnIndex]);
        return this.isEditable[columnIndex];
    }

    @Override
    public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
        Object[] row = this.data.get(rowIndex);
        row[columnIndex] = aValue;
        this.data.set(rowIndex, row);
    }
}