ESERCIZIO CLASSE ANONIMA

import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
public class ClasseAnonima {
JFrame f=new JFrame("classe anonima");
JButton b1=new JButton("Leggi");
JTextArea t1=new JTextArea();
public ClasseAnonima(){
f.setVisible(true);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setSize(300,300);
f.add(BorderLayout.CENTER,t1);
f.add(BorderLayout.SOUTH,b1);
b1.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
String t2;
t2=t1.getText();
System.out.println("Il testo digitato è: "+t2);
}
});
}
public static void main(String [] Args){
ClasseAnonima c=new ClasseAnonima();
}
}

sqlite

create table ristorante (id int, nome varchar(30), indirizzo varchar(30), primary key(id))
insert into ristorante values (1,"calimero","via pulcino nero n34");
insert into ristorante values (2,"osteriadel ghiottone","via del sorcio morto n22");
select * from ristorante;
select * from ristorante where id=1;
update ristorante set indirizzo="vial del sorcio vivo 22" where id=2;
delate from ristorante where id=1;

android LunchList

package apt.tutorial;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
public class LunchList extends Activity {
Restaurant r=new Restaurant();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button save=(Button)findViewById(R.id.save);
save.setOnClickListener(onSave);
}
private View.OnClickListener onSave=new View.OnClickListener() {
public void onClick(View v) {
EditText name=(EditText)findViewById(R.id.name);
EditText address=(EditText)findViewById(R.id.addr);
r.setName(name.getText().toString());
r.setAddress(address.getText().toString());
}
};
}