The SunRsaSign and SunJCE providers have been enhanced with support for more algorithms defined in PKCS#1 v2.2, such as RSASSA-PSS signature and OAEP using FIPS 180-4 digest algorithms. New constructors and methods have been added to relevant JCA/JCE classes under the `java.security.spec` and `javax.crypto.spec` packages for supporting additional RSASSA-PSS parameters.

This API change is required by [JSR 337 MR 3][https://jcp.org/aboutJava/communityprocess/mrel/jsr337/index3.html].