Create File or Mod File

File

File Input Stream

Buffered Input Stream

Buffered Writer

If create file {

Buffrered Output Stream

Wrire

Buffered Reader

try (BufferedReader reader = new BufferedReader(new FileReader("example.txt"))) {
String line;
while ((line = reader.readLine()) != null) {
System.out.println(line);
}
} catch (IOException e) {
e.printStackTrace();
}

}