Как лучше работать со строковым файлом в java?

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StringBuilder content = new StringBuilder();
try (BufferedReader br = new BufferedReader(new FileReader("file.txt"))) {
    String line;
    while ((line = br.readLine()) != null) {
        content.append(line).append("
");
    }
} catch (IOException e) {
    e.printStackTrace();
}
String fileContent = content.toString();

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String content = "Hello, world!";
try (PrintWriter out = new PrintWriter(new FileWriter("file.txt"))) {
    out.println(content);
} catch (IOException e) {
    e.printStackTrace();
}

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String content = null;
try {
    content = Files.readString(Path.of("file.txt"));
} catch (IOException e) {
    e.printStackTrace();
}
System.out.println(content);

String newContent = "Hello, world!";
try {
    Files.writeString(Path.of("file.txt"), newContent);
} catch (IOException e) {
    e.printStackTrace();
}