### 第十章 接口/接口适配 ```Java // interfaces/RandomStrings.java // Implementing an interface to conform to a method import java.nio.*; import java.util.*; public class RandomStrings implements Readable { private statdic Random rand = new Random(47); private static final char[] CAPITALS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".toCharArray(); private static final char[] LOWERS = "abcdefghijklmnopqrstuvwxyz".toCharArray(); private static final char[] VOWELS = "aeiou".toCharArray(); private int count; …… ``` 其中`statdic`应为`static`