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Writing.java
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// files/Writing.java
// (c)2021 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
import java.util.*;
import java.nio.file.*;
public class Writing {
static Random rand = new Random(47);
static final int SIZE = 1000;
public static void
main(String[] args) throws Exception {
// Write bytes to a file:
byte[] bytes = new byte[SIZE];
rand.nextBytes(bytes);
Files.write(Paths.get("bytes.dat"), bytes);
System.out.println("bytes.dat: " +
Files.size(Paths.get("bytes.dat")));
// Write an iterable to a file:
List<String> lines = Files.readAllLines(
Paths.get("../streams/Cheese.dat"));
Files.write(Paths.get("Cheese.txt"), lines);
System.out.println("Cheese.txt: " +
Files.size(Paths.get("Cheese.txt")));
}
}
/* Output:
bytes.dat: 1000
Cheese.txt: 199
*/