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addbook.java
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addbook.java
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.sql.*;
class addbook implements ActionListener
{
public static JFrame f=new JFrame("Add Book");
public static Container c=f.getContentPane();
public static JLabel bookid,bookname,bookprice,publisher,pages,searching;
public static JTextField idtxt,nametxt,pricetxt,publishertxt,pagetxt;
public static JButton add,exit;
addbook()
{
f.setBounds(440,100,400,500);
c.setBackground(new Color(100,200,10,109));
f.setLayout(null);
searching=new JLabel("Adding BOOK.....");
searching.setBounds(60,10,150,50);
f.add(searching);
searching.setForeground(Color.red);
bookid=new JLabel("BookID : ");
bookid.setBounds(60,100,100,20);
f.add(bookid);
idtxt=new JTextField();
idtxt.setBounds(130,100,150,30);
f.add(idtxt);
bookname=new JLabel("Name : ");
bookname.setBounds(60,150,100,20);
f.add(bookname);
nametxt=new JTextField();
nametxt.setBounds(130,150,150,30);
f.add(nametxt);
bookprice=new JLabel("price : ");
bookprice.setBounds(60,250,100,20);
f.add(bookprice);
pricetxt=new JTextField();
pricetxt.setBounds(130,250,150,30);
f.add(pricetxt);
publisher=new JLabel("Publisher : ");
publisher.setBounds(60,200,100,20);
f.add(publisher);
publishertxt=new JTextField();
publishertxt.setBounds(130,200,150,30);
f.add(publishertxt);
pages=new JLabel("Pages : ");
pages.setBounds(60,300,100,20);
f.add(pages);
pagetxt=new JTextField();
pagetxt.setBounds(130,300,150,30);
f.add(pagetxt);
add=new JButton("Add");
add.setBounds(70,400,100,30);
f.add(add);
add.setBackground(Color.blue);
add.setForeground(Color.white);
exit=new JButton("Exit");
exit.setBounds(180,400,100,30);
f.add(exit);
exit.setBackground(Color.red);
exit.setForeground(Color.white);
f.setDefaultCloseOperation(f.EXIT_ON_CLOSE);
f.setVisible(true);
add.addActionListener(this);
exit.addActionListener(new ActionListener()
{
@Override
public void actionPerformed(ActionEvent e1)
{
System.exit(0);
}
});
}
public static void main(String args[])
{
new addbook();
}
@Override
public void actionPerformed(ActionEvent e2)
{
String name,price,publisher,page,id;
id=idtxt.getText();
name=nametxt.getText();
price=pricetxt.getText();
publisher=publishertxt.getText();
page=pagetxt.getText();
if(id.isEmpty()||name.isEmpty()||price.isEmpty()||publisher.isEmpty()||page.isEmpty())
{
JOptionPane.showMessageDialog(f,"Fill all the Box");
}else
{
try
{
//creating connection
Connection conn;
conn=DriverManager.getConnection(
"jdbc:mysql://localhost:3306/library","root","sagarmatha0school");
//creare statement
// first check whether the username already exist or not
PreparedStatement pcheck=conn.prepareStatement("select * from book where id='"+id+"' ");
ResultSet rs=pcheck.executeQuery();
if(rs.next())
{
JOptionPane.showMessageDialog(f,"Already exists"); //if exist
}
else //else insert into database.
{
PreparedStatement ps=conn.prepareStatement("insert into book values(?,?,?,?,?)");
ps.setString(1, id);
ps.setString(2,name);
ps.setString(3,publisher);
ps.setString(4, price);
ps.setString(5,page);
int i=ps.executeUpdate();
conn.close();
ps.close();
JOptionPane.showMessageDialog(f,"Added Successfully");
}
}catch(Exception ep)
{
System.err.println(ep);
}
}
}
}