Java programmeerimise konspekt
Teksti lugemine failist
try {
BufferedReader sisend = new
BufferedReader
(new FileReader
("tekst.txt"));
String rida;
while ((rida = sisend.readLine()) != null)
{
// rida olemas, vo~ime to"o"delda
System.out.println (rida);
}
sisend.close();
}
catch (IOException e) {
System.out.println ("S/V viga: " + e);
}
Andmete kirjutamine faili
try {
DataOutputStream valjundvoog =
new DataOutputStream
(new FileOutputStream
("andmed.bin"));
valjundvoog.writeInt (1234);
valjundvoog.writeDouble (1.23e4);
valjundvoog.close();
}
catch (IOException e) {
System.out.println ("S/V viga: " + e);
}
Andmete lugemine failist (struktuur teada)
try {
DataInputStream sisendvoog = new
DataInputStream
(new FileInputStream
("andmed.bin"));
int n = sisendvoog
annaabi.ee 
