public class Main {
public static final class ObjectWithRandomName {
private String name;
public String getName() {
if (this.name == null) {
final int leftLimit = 33; // letter '!'
final int rightLimit = 126; // letter '~'
final int targetStringLength = 10;
this.name = new Random()
.ints(leftLimit, rightLimit + 1)
.limit(targetStringLength)
.collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append)
.toString();
}
return this.name;
}
@Override
public String toString() {
return getName();
}
}
public static void main(String[] args) throws IOException {
final ObjectWithRandomName owrn = new ObjectWithRandomName();
System.out.println(owrn.getName());
System.out.println(owrn);
}
}
