Summary:
- Replace null with root() to represent root container for consistency
- Support rcm inheritance by Thread.inheritedResourceContainer

Test Plan: jtreg com/alibaba/rcm/ multi-tenent/

Reviewed-by: luchsh, tanghaoth90

Issue: https://github.com/alibaba/dragonwell8/issues/95

Summary: skip jgroup libraries on Windows

Test Plan: jdk/test/multi-tenant

Reviewed-by: kuaiwei, yuleil

Issue: https://github.com/alibaba/dragonwell8/issues/92

Summary: ported TenantDataIsolation to Dragonwell

Test Plan: jdk/test/multi-tenant

Reviewed-by: yuleil, superajun-wsj

Issue: https://github.com/alibaba/dragonwell8/issues/84

Summary: ported cgroup-based cpu throttling facilities

Test Plan: jdk/test/multi-tenant

Reviewed-by: yuleil, superajun-wsj

Issue: https://github.com/alibaba/dragonwell8/issues/84

Summary: ported MultiTenant framework to Dragonwell8

Test Plan: jdk/test/multi-tenant

Reviewed-by: yuleil, sanhong

Issue: https://github.com/alibaba/dragonwell8/issues/84

Summary:
Introduce ResourceContainer to manage resources.
ResourceContainer defines a set of resource Constraint
that limit resource usage by threads.

Test Plan: jtreg com/alibaba/rcm

Reviewed-by: luchsh, sanhong

Issue: alibaba/dragonwell8#87

Reviewed-by: mbalao, shade

Reviewed-by: mbalao, sgehwolf

--HG--
extra : amend_source : 80de2ae62559b587c8a6df3c459b714ecc0857c1

Summary: add support for opto object allocations sampling

Test Plan: hotspot/test/jfr/event/objectsprofiling/TestOptoObjectAllocationsSampling.java

Reviewers: zhengxiaolinX, luchsh, sanhong

Issue: https://github.com/alibaba/dragonwell8/issues/64

Summary: G1ElasticHeap to support heap shrink/expansion in runtime

Test Plan:
test/elastic-heap/

Reviewers:
luchsh, sanhong

Issue:
https://github.com/alibaba/dragonwell8/issues/46

CR:
https://github.com/alibaba/dragonwell8_jdk/pull/1

Summary:
- Port D336186 to Dragonwell
- Added 'mini' option to 'dump' sub-command  of 'jmap' tool

Test Plan: jdk/test/ras

Reviewers: 井桐

Reviewed By: 井桐

Differential Revision: https://aone.alibaba-inc.com/code/D849318

Summary:
- Port fix https://aone.alibaba-inc.com/project/355606/issue/8443788 to dragonwell
- Switch implementation of java/net/Inet4AddressImpl.lookupAllHostAddr based on Linux glibc versions.

Test Plan: jdk/test/net/

Reviewers: 井桐

Reviewed By: 井桐

Differential Revision: https://aone.alibaba-inc.com/code/D849274

Summary:
Backport of JFR(jdk part) to dragonwell based on JFR preview version(JDK11).
Link:
http://cr.openjdk.java.net/~mgronlun/JEP328_FlightRecorder/Preview/webrev/index.html

Test Plan: test/jdk/jfr/

Reviewers: 卓昂, 传胜, 麦庶, yumin.qi, 三红, 芳玺

Reviewed By: 三红, 芳玺, 卓昂, yumin.qi

Differential Revision: https://aone.alibaba-inc.com/code/D818249

Reviewed-by: smarks, ahgross, skoivu, rhalade

Reviewed-by: prr, alitvinov, mschoene, rhalade

--HG--
rename : test/java/awt/image/DrawImage/IncorrectUnmanagedImageSourceOffset.java => test/java/awt/image/DrawImage/IncorrectManagedImageSourceOffset.java
rename : test/java/awt/image/DrawImage/IncorrectUnmanagedImageSourceOffset.java => test/java/awt/image/DrawImage/SimpleManagedImage.java
rename : test/java/awt/image/DrawImage/IncorrectUnmanagedImageSourceOffset.java => test/java/awt/image/DrawImage/SimpleUnmanagedImage.java

8167646: Better invalid FilePermission
Reviewed-by: mbalao

Reviewed-by: shade

Reviewed-by: dfuchs, alanb, erikj

Reviewed-by: prr, serb

Reviewed-by: serb, mbaesken

8147502: Digest is incorrectly truncated for ECDSA signatures when the bit length of n is less than the field size
Summary: Truncate the digest according to the group order, not the field size
Reviewed-by: shade, andrew

Summary: Move dependencies into the com.sun.crypto.provider package
Reviewed-by: shade

--HG--
rename : src/share/classes/jdk/internal/util/Preconditions.java => src/share/classes/com/sun/crypto/provider/Preconditions.java

Reviewed-by: naoto, rpatil

Reviewed-by: bpb, lancea

--HG--
extra : rebase_source : a2e4cca7d24f1ee9f803b76f36785d5bdef2d760

Reviewed-by: dfuchs, prappo

--HG--
extra : amend_source : 80bdb05e19be5df93a54677d1ef197eb20262d8a

Summary: Do not use justification if string width of text is within screenWidth
Reviewed-by: prr, serb
Contributed-by: verghese@amazon.com

Reviewed-by: igerasim, smarks

Reviewed-by: shade

Reviewed-by: shade, adinn, andrew

Summary: Clear handler instance variable after use
Reviewed-by: rriggs, alanb

Summary: Updated SunPKCS11 provider with SunJCE provider behavior
Reviewed-by: xuelei

Reviewed-by: serb

Summary: Consider algorithmic bold in FontMetrics.getMaxAdvance value and update obliqueness.
Reviewed-by: prr, serb

Reviewed-by: prr

8215982: (tz) Upgrade time-zone data to tzdata2018i
8225580: tzdata2018i integration causes test failures on jdk-13
Reviewed-by: andrew, naoto

8215982: (tz) Upgrade time-zone data to tzdata2018i
8225580: tzdata2018i integration causes test failures on jdk-13
Reviewed-by: andrew, naoto

Reviewed-by: mbalao

8157792: After Integrating tzdata2016d the test/sun/util/calendar/zi/TestZoneInfo310.java fails for "Asia/Oral" and "Asia/Qyzylorda" Timezones
Reviewed-by: peytoia

8157792: After Integrating tzdata2016d the test/sun/util/calendar/zi/TestZoneInfo310.java fails for "Asia/Oral" and "Asia/Qyzylorda" Timezones
Reviewed-by: peytoia

8135248: Add utility methods to check indexes and ranges
8142493: Utility methods to check indexes and ranges doesn't specify behavior when function produces null
8146458: Improve exception reporting for Objects.checkIndex/checkFromToIndex/checkFromIndexSize
8155794: Move Objects.checkIndex BiFunction accepting methods to an internal package
Summary: Do bounds check per encryption/decryption call instead of per block
Reviewed-by: mbalao