On Wed, 10 Jan 2024 02:39:33 GMT, Alex Menkov <amen...@openjdk.org> wrote:
>> FieldStream/FilteredFieldStream classes from reflectionUtils.hpp iterate >> class fields in the reverse order and use field indexes to access instead of >> forward iteration. This is performance ineffective (see >> [JDK-8317692](https://bugs.openjdk.org/browse/JDK-8317692) for details). >> The change introduces new class FilteredJavaFieldStream as a replacement for >> FilteredFieldStream. >> It uses the same FilteredField/FilteredFieldsMap stuff as >> FilteredJavaFieldStream does. >> >> FieldStream/FilteredFieldStream are still used by heap walking API, will be >> cleaned by [JDK-8317636](https://bugs.openjdk.org/browse/JDK-8317636) >> >> Testing: >> - tier1..3 >> - all tests which calls GetClassFields: >> open/test/hotspot/jtreg/serviceability/jvmti,open/test/hotspot/jtreg/vmTestbase/nsk/jvmti/GetClassFields,open/test/hotspot/jtreg/vmTestbase/nsk/jvmti/IterateThroughHeap,open/test/hotspot/jtreg/vmTestbase/nsk/jvmti/unit/IsSynthetic >> including >> - test/hotspot/jtreg/vmTestbase/nsk/jvmti/GetClassFields/getclfld007.java >> - tests that GetClassFields returns fields in correct order; >> - >> test/hotspot/jtreg/serviceability/jvmti/GetClassFields/FilteredFields/FilteredFieldsTest.java >> - test that GetClassFields filters out field like reflection. > > Alex Menkov has updated the pull request incrementally with one additional > commit since the last revision: > > copyright headers The debug agent uses `GetClassFields`. You should make sure all jdi, jdwp, and jdb tests are run. ------------- PR Comment: https://git.openjdk.org/jdk/pull/17094#issuecomment-1884197250
