Add implementation of Class.isValue()

[hangshao0]

1. Add implementation of Class.isValue()
2. Update Class.isPrimitiveClass() to check for ACC_PRIMITIVE

Closes #14519

Signed-off-by: Hang Shao hangshao@ca.ibm.com

[tajila]

Jenkins test sanity win jdk8

[tajila]

Jenkins test sanity,extended plinuxval jdknext

[tajila]

Jenkins test sanity xlinuxvalst jdknext

[hangshao0]

Builds failed at:

17:58:52  /home/jenkins/workspace/Build_JDKnext_ppc64le_linux_valhalla_Personal/build/linux-ppc64le-server-release/support/j9jcl/java.base/share/classes/java/lang/ClassLoader.java:338: error: cannot find symbol
17:58:52  	this.nativelibs = NativeLibraries.newInstance((this == bootstrapClassLoader) ? null : this);
17:58:52  	                                 ^
17:58:52    symbol:   method newInstance((this == b[...] this)

Seems not related to this change.

[hangshao0]

The change was recently added by: #14549

[JasonFengJ9]

The PR build picked up an outdated SHA [1], latest one [2] has the API in question [3].

[1] ibmruntimes/openj9-openjdk-jdk.valuetypes@eadeadb
[2] ibmruntimes/openj9-openjdk-jdk.valuetypes@21bb186
[3] https://github.com/ibmruntimes/openj9-openjdk-jdk.valuetypes/blob/21bb1862a20a45fc1fdf0d34e369a055ab17d399/src/java.base/share/classes/jdk/internal/loader/NativeLibraries.java#L81

[hangshao0]

The PR build picked up an outdated SHA [1], latest one [2] has the API in question [3].

Thanks @JasonFengJ9.
@tajila You may want to re-launch the VT PR builds.

[tajila]

Thanks for looking into this @hangshao0 @JasonFengJ9

[tajila]

Jenkins test sanity,extended plinuxval jdknext

[tajila]

Jenkins test sanity xlinuxvalst jdknext