Question

this part of code replace information in file, how to save information and everytime update It? I mean I want have like a history of answers in text file.

try {
    File file = new File("src/test/History.txt");

    if (!file.exists()) {
        file.createNewFile();
    }

    FileWriter fw = new FileWriter(file.getAbsoluteFile());
    BufferedWriter bw = new BufferedWriter(fw);
    bw.write("bla bla bla");
    bw.close();


} catch (IOException e) {
    e.printStackTrace();
}

Answer 1

You want to open your file in append mode. To do so, you must add a boolean in the FileWriter constructor.

FileWriter fw = new FileWriter(file.getAbsoluteFile(), true);

See the FileWriter documentation for more infirmations.