From e608cd8a5c8f8e09041512ab5507eca125e7cbde Mon Sep 17 00:00:00 2001 From: wl <173@qq.com> Date: 星期二, 06 十二月 2022 14:15:08 +0800 Subject: [PATCH] fix: 预警研判保存 --- ycl-common/src/main/java/com/ycl/utils/MD5Util.java | 38 ++++++++++++++++++++++---------------- 1 files changed, 22 insertions(+), 16 deletions(-) diff --git a/ycl-common/src/main/java/com/ycl/utils/MD5Util.java b/ycl-common/src/main/java/com/ycl/utils/MD5Util.java index df1d411..203f572 100644 --- a/ycl-common/src/main/java/com/ycl/utils/MD5Util.java +++ b/ycl-common/src/main/java/com/ycl/utils/MD5Util.java @@ -101,22 +101,28 @@ } public static String md5Encrypt(String string) { - byte[] hash; - try { - //鍒涘缓涓�涓狹D5绠楁硶瀵硅薄锛屽苟鑾峰緱MD5瀛楄妭鏁扮粍,16*8=128浣� - hash = MessageDigest.getInstance("MD5").digest(string.getBytes("UTF-8")); - } catch (NoSuchAlgorithmException e) { - throw new RuntimeException("Huh, MD5 should be supported?", e); - } catch (UnsupportedEncodingException e) { - throw new RuntimeException("Huh, UTF-8 should be supported?", e); - } + MessageDigest md5 = null; + try { + md5 = MessageDigest.getInstance("MD5"); + } catch (NoSuchAlgorithmException e) { + return "check jdk"; + } catch (Exception e) { + e.printStackTrace(); + return ""; + } + char[] charArray = string.toCharArray(); + byte[] byteArray = new byte[charArray.length]; - //杞崲涓哄崄鍏繘鍒跺瓧绗︿覆 - StringBuilder hex = new StringBuilder(hash.length * 2); - for (byte b : hash) { - if ((b & 0xFF) < 0x10) hex.append("0"); - hex.append(Integer.toHexString(b & 0xFF)); + for (int i = 0; i < charArray.length; i++) + byteArray[i] = (byte) charArray[i]; + byte[] md5Bytes = md5.digest(byteArray); + StringBuffer hexValue = new StringBuffer(); + for (int i = 0; i < md5Bytes.length; i++) { + int val = ((int) md5Bytes[i]) & 0xff; + if (val < 16) + hexValue.append("0"); + hexValue.append(Integer.toHexString(val)); + } + return hexValue.toString(); } - return hex.toString(); } -} -- Gitblit v1.8.0