Java写文件方式

[strongant]

import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.List;

/**
 * Created by strongant on 2017/3/30.
 */
public class WriteFile {

    private static final String filename = "writer.txt";

    //classic
    public static void writeTextFile() {
        try {
            PrintWriter writer = new PrintWriter("write.txt", "UTF-8");
            writer.println("The first line");
            writer.println("The second line");
            writer.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    //classic
    public static void writeBinaryFile() {
        try {
            byte data[] = {};
            FileOutputStream writer = new FileOutputStream("write.mp3");
            writer.write(data);
            writer.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    //jdk7+
    public static void writeTextFileByJDK7() {
        List<String> lines = Arrays.asList("The first line", "The second line");
        Path file = Paths.get("writer7.txt");
        try {
            Files.write(file, lines, Charset.forName("UTF-8"));
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static void writeBinaryFileByJDK7() {
        byte data[] = {};
        Path file = Paths.get("writer7.mp3");
        try {
            Files.write(file, data);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }


    public static void main(String[] args) {
        writeTextFile();
    }
}