22d7043d01
Solve the problem that CsrfFilter and CsrfWebFilter throws NPE exception when comparing two byte array is equal in low JDK version. When JDK version is lower than 1.8.0_45, method java.security.MessageDigest#isEqual does not verify whether the two arrays are null. And the above two class call this method without null judgment. ZiQiang Zhao<1694392889@qq.com> Closes gh-9561