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!727 修复isBase64判断不准确的问题

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Merge pull request !727 from uyong/v5-dev
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Looly 2022-07-29 13:55:37 +00:00 committed by Gitee
commit f798b39dfa
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1 changed files with 3 additions and 0 deletions
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hutool-core/src/main/java/cn/hutool/core/codec/Base64.java
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@ -352,6 +352,9 @@ public class Base64 {
* @since 5.7.5 * @since 5.7.5
*/ */
public static boolean isBase64(byte[] base64Bytes) { public static boolean isBase64(byte[] base64Bytes) {
if (base64Bytes == null || base64Bytes.length < 3) {
return false;
}
boolean hasPadding = false; boolean hasPadding = false;
for (byte base64Byte : base64Bytes) { for (byte base64Byte : base64Bytes) {
if (hasPadding) { if (hasPadding) {