DownloadFile.java

package com.examplehub.basics.io;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;

public class DownloadFile {
  public static boolean solution1(String url, String to) throws MalformedURLException {
    try (BufferedInputStream bufferedInputStream =
        new BufferedInputStream(new URL(url).openStream())) {
      BufferedOutputStream bufferedOutputStream =
          new BufferedOutputStream(new FileOutputStream(to));
      byte[] bytes = new byte[1024];
      int readBytes;
      while ((readBytes = bufferedInputStream.read(bytes)) != -1) {
        bufferedOutputStream.write(bytes, 0, readBytes);
        bufferedOutputStream.flush();
      }
      bufferedOutputStream.close();
    } catch (IOException e) {
      e.printStackTrace();
      return false;
    }
    return true;
  }

  public static boolean solution2(String url, String to) throws IOException {
    BufferedInputStream bufferedInputStream = new BufferedInputStream(new URL(url).openStream());
    Files.copy(bufferedInputStream, Paths.get(to), StandardCopyOption.REPLACE_EXISTING);
    bufferedInputStream.close();
    return true;
  }
}