package cn.wisenergy.common.utils; import java.util.Random; /** * @author 86187 */ public class SecretkeyUtil { public static String getSecretkey(){ char[] chars={'a','b','c','d','e','f','g','h','l','j','k','i','m','n','o','p','q','r','s','t','y','u','w','x','v','z'}; StringBuilder stringBuilder=new StringBuilder(8); Random random = new Random(); int i1 =random.nextInt(4)+2; for (int i = 0; i <i1; i++) { stringBuilder.append(random.nextInt(9)); } while (i1<7) { int i2 =random.nextInt(25); if (i2 < 26) { stringBuilder.append(chars[i2]); i1++; } } stringBuilder.append(random.nextInt(9)); return Md5Util.digestMD5(stringBuilder.toString()); } }