git: openjdk/jdk21u-dev: master: 6 new changesets

[Goetz Lindenmaier]

Changeset: 6f083364
Branch: master
Author:    Jan Kratochvil <jkratochvil at openjdk.org>
Committer: Christoph Langer <clanger at openjdk.org>
Date:      2025-09-10 15:50:07 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/6f0833649e0c64422e2e41515890e5c1029b6f4a

8352637: Enhance bytecode verification

Reviewed-by: fferrari
Backport-of: d9bf0c2ca2d52d783a8122504cac9566d42b22df

! src/hotspot/share/classfile/stackMapTable.cpp
! src/hotspot/share/classfile/stackMapTable.hpp
! src/hotspot/share/classfile/verifier.cpp
! src/hotspot/share/interpreter/bytecodeStream.hpp
! src/java.base/share/native/libverify/check_code.c

Changeset: bb9edcc4
Branch: master
Author:    Aleksei Voitylov <avoitylov at openjdk.org>
Committer: Christoph Langer <clanger at openjdk.org>
Date:      2025-09-03 00:45:40 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/bb9edcc4a43362aaa49a7b8621291c461f483e24

8356294: Enhance Path Factories

Reviewed-by: abakhtin, fferrari
Backport-of: 65fb43fdae221be75f2657697b96ddf996ebca44

! src/java.xml/share/classes/com/sun/org/apache/xerces/internal/jaxp/DocumentBuilderFactoryImpl.java
! src/java.xml/share/classes/com/sun/org/apache/xpath/internal/jaxp/XPathFactoryImpl.java
! src/java.xml/share/classes/com/sun/org/apache/xpath/internal/jaxp/XPathImpl.java
! src/java.xml/share/classes/com/sun/org/apache/xpath/internal/jaxp/XPathImplUtil.java
! src/java.xml/share/classes/jdk/xml/internal/JdkXmlUtils.java
! src/java.xml/share/classes/jdk/xml/internal/XMLSecurityManager.java

Changeset: 23bd6b50
Branch: master
Author:    Aleksei Voitylov <avoitylov at openjdk.org>
Committer: Christoph Langer <clanger at openjdk.org>
Date:      2025-09-15 10:49:36 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/23bd6b50dbbf33975c21c122f8b7e4c7b0d57fdc

8359454: Enhance String handling

Reviewed-by: abakhtin, fferrari
Backport-of: 2f2665738a67aeed224b54870608a346eb627d2a

! src/java.base/share/classes/java/lang/AbstractStringBuilder.java

Changeset: 64333056
Branch: master
Author:    Alexey Bakhtin <abakhtin at openjdk.org>
Committer: Christoph Langer <clanger at openjdk.org>
Date:      2025-08-27 13:29:16 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/643330569baa7c835c2970f0272e9c83883d2a31

8360937: Enhance certificate handling

Reviewed-by: fferrari
Backport-of: f2fba5a55176ca82985ca42996cef36be7b7500a

! src/java.base/share/classes/sun/security/util/DerValue.java
! src/java.base/share/classes/sun/security/x509/AVA.java
! test/lib/jdk/test/lib/security/CertificateBuilder.java

Changeset: 7f146482
Branch: master
Author:    Christoph Langer <clanger at openjdk.org>
Date:      2025-10-13 09:49:24 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/7f14648260ffffc62a791fc357ab778063e4aa44

8369643: [21u] Remove designator DEFAULT_PROMOTED_VERSION_PRE=ea for release 21.0.9

Reviewed-by: goetz

! make/conf/version-numbers.conf

Changeset: 2f321a51
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2025-10-22 08:10:45 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/2f321a515a0e5c8927caade6b5e3743ac82c1005

Merge