19 | * 20 | * map.put(url1, 1); 21 | * map.put(url2, 2); 22 | * map.put(url3, 3); 23 | * RandomMetamd = WeightRandomUtils.buildWeightMeta(map); 24 | * String weightRandomUrl = md.random(); 25 | * 26 | *
27 | *
28 | *
29 | */
30 | public class WeightRandomUtils {
31 | public static