public static String en(final int min, final int max) {
        return RandomStringUtils.random(RandomUtil.randomInt(min, max), 5, 129, true, false);
    }
Randomly generate English string.

@param min min
@param max max
@return english string
shenyu-plugin/shenyu-plugin-mock/src/main/java/org/apache/shenyu/plugin/mock/util/MockUtil.java