Pattern pattern = Pattern.compile("\\d+");
Matcher matcher = pattern.matcher(text);
if (matcher.find()) {
System.out.println("ok");
}

import java.util.regex.Pattern;
import java.util.regex.Matcher;

public class Solution87 {
public static void main(String[] args) {
String text = "abc 123 @#$";
Pattern pattern = Pattern.compile("\\d+");
Matcher matcher = pattern.matcher(text);
if (matcher.find()) {
System.out.println("ok");
}
}
}