Guardar Ficheros
Publicado por Richard Dant (6 intervenciones) el 28/01/2021 19:01:01
Ayuda como puedo guardar en otro txt lo que este codigo hace ? ya esta compilado sin errores pero como lo guardo en un txt nuevo ? ya intente con buffered Reader
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import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.File;
import java.io.FileReader;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.StringReader;
import java.io.PrintWriter;
import java.io.BufferedWriter;
import java.io.FileWriter;
public class Ejercicio3 {public static void main(String[] args) {
if (args.length < 1) {
System.out.println("No hay argumentos");
return;
}File file = new File(args[0]);
if (file.exists()) {
System.out.println("El fichero existe");
} else {
System.out.println("El fichero no existe");
return;
}new imprimirfichero(file).start();
}}class imprimirfichero extends Thread {File file;
public imprimirfichero(File file) {
super();
this.file = file;
}@Override
public void run() {
System.out.println("CAMBIO A MAYUSCULAS");
leerFicheroCambiarMayuscula();
}private void leerFicheroCambiarMayuscula() {
char caracter;
try (FileReader fileReader = new FileReader(file)) {
do {caracter = (char) fileReader.read();
if(caracter == 65535){
return;
}if(caracter == 'b'){
System.out.print(caracter);
continue;
}if(caracter == 'c'){
System.out.print(caracter);
continue;
}if(caracter == 'd'){
System.out.print(caracter);
continue;
}if(caracter == 'f'){
System.out.print(caracter);
continue;
}if(caracter == 'g'){
System.out.print(caracter);
continue;
}if(caracter == 'h'){
System.out.print(caracter);
continue;
}if(caracter == 'j'){
System.out.print(caracter);
continue;
}if(caracter == 'k'){
System.out.print(caracter);
continue;
}if(caracter == 'l'){
System.out.print(caracter);
continue;
}if(caracter == 'm'){
System.out.print(caracter);
continue;
}if(caracter == 'n'){
System.out.print(caracter);
continue;
}if(caracter == 'p'){
System.out.print(caracter);
continue;
}if(caracter == 'q'){
System.out.print(caracter);
continue;
}if(caracter == 'r'){
System.out.print(caracter);
continue;
}if(caracter == 's'){
System.out.print(caracter);
continue;
}if(caracter == 't'){
System.out.print(caracter);
continue;
}if(caracter == 'v'){
System.out.print(caracter);
continue;
}if(caracter == 'w'){
System.out.print(caracter);
continue;
}if(caracter == 'x'){
System.out.print(caracter);
continue;
}if(caracter == 'y'){
System.out.print(caracter);
continue;
}if(caracter == 'z'){
System.out.print(caracter);
continue;
}if(caracter == ' '){
System.out.print(caracter);
continue;
}if(caracter < 'a') {
System.out.print((char)(caracter + ('a' - 'A')));
}else{
System.out.print((char)(caracter - ('a' - 'A')));
}} while (true);
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} }}Valora esta pregunta
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