me.chanjar.weixin.common.util.crypto.SHA1 Maven / Gradle / Ivy
package me.chanjar.weixin.common.util.crypto;
import org.apache.commons.codec.digest.DigestUtils;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
/**
* Created by Daniel Qian on 14/10/19.
*/
public class SHA1 {
/**
* 串接arr参数，生成sha1 digest
*
* @param arr
* @return
*/
public static String gen(String... arr) throws NoSuchAlgorithmException {
Arrays.sort(arr);
StringBuilder sb = new StringBuilder();
for (String a : arr) {
sb.append(a);
}
return DigestUtils.sha1Hex(sb.toString());
}
/**
* 用&串接arr参数，生成sha1 digest
*
* @param arr
* @return
*/
public static String genWithAmple(String... arr) throws NoSuchAlgorithmException {
Arrays.sort(arr);
StringBuilder sb = new StringBuilder();
for (int i = 0; i < arr.length; i++) {
String a = arr[i];
sb.append(a);
if (i != arr.length - 1) {
sb.append('&');
}
}
return DigestUtils.sha1Hex(sb.toString());
}
}