Update openjdk by yosifkit · Pull Request #21645 · docker-library/official-images

yosifkit · 2026-06-10T16:52:37Z

Changes:

docker-library/openjdk@4bb1f08: Add 28 (28-ea+1) (Add 28 (28-ea+1) openjdk#557)

Changes: - docker-library/openjdk@4bb1f08: Add 28 (28-ea+1) (docker-library/openjdk#557)

github-actions · 2026-06-10T16:55:31Z

Diff for d9e7ce1:

diff --git a/_bashbrew-cat b/_bashbrew-cat
index 4409b7e..80d498b 100644
--- a/_bashbrew-cat
+++ b/_bashbrew-cat
@@ -1,6 +1,6 @@
 Maintainers: Tianon Gravi <admwiggin@gmail.com> (@tianon), Joseph Ferguson <yosifkit@gmail.com> (@yosifkit)
 GitRepo: https://github.com/docker-library/openjdk.git
-GitCommit: 0e9852b732b56d9e18ea1964c68398a1bb57bbc8
+GitCommit: 4bb1f08f5f7c78b1a8b91517f75a2c7ea8a52a54
 
 Tags: 27-ea-25-jdk-bookworm, 27-ea-25-bookworm, 27-ea-jdk-bookworm, 27-ea-bookworm
 Architectures: amd64, arm64v8
@@ -50,3 +50,52 @@ SharedTags: 27-ea-25-jdk-windowsservercore, 27-ea-25-windowsservercore, 27-ea-jd
 Architectures: windows-amd64
 Directory: 27/windows/windowsservercore-ltsc2025
 Constraints: windowsservercore-ltsc2025
+
+Tags: 28-ea-1-jdk-bookworm, 28-ea-1-bookworm, 28-ea-jdk-bookworm, 28-ea-bookworm
+Architectures: amd64, arm64v8
+Directory: 28/bookworm
+
+Tags: 28-ea-1-jdk-nanoserver-ltsc2022, 28-ea-1-nanoserver-ltsc2022, 28-ea-jdk-nanoserver-ltsc2022, 28-ea-nanoserver-ltsc2022
+SharedTags: 28-ea-1-jdk-nanoserver, 28-ea-1-nanoserver, 28-ea-jdk-nanoserver, 28-ea-nanoserver
+Architectures: windows-amd64
+Directory: 28/windows/nanoserver-ltsc2022
+Constraints: nanoserver-ltsc2022, windowsservercore-ltsc2022
+
+Tags: 28-ea-1-jdk-nanoserver-ltsc2025, 28-ea-1-nanoserver-ltsc2025, 28-ea-jdk-nanoserver-ltsc2025, 28-ea-nanoserver-ltsc2025
+SharedTags: 28-ea-1-jdk-nanoserver, 28-ea-1-nanoserver, 28-ea-jdk-nanoserver, 28-ea-nanoserver
+Architectures: windows-amd64
+Directory: 28/windows/nanoserver-ltsc2025
+Constraints: nanoserver-ltsc2025, windowsservercore-ltsc2025
+
+Tags: 28-ea-1-jdk-oraclelinux9, 28-ea-1-oraclelinux9, 28-ea-jdk-oraclelinux9, 28-ea-oraclelinux9
+Architectures: amd64, arm64v8
+Directory: 28/oraclelinux9
+
+Tags: 28-ea-1-jdk-oraclelinux10, 28-ea-1-oraclelinux10, 28-ea-jdk-oraclelinux10, 28-ea-oraclelinux10, 28-ea-1-jdk-oracle, 28-ea-1-oracle, 28-ea-jdk-oracle, 28-ea-oracle
+SharedTags: 28-ea-1-jdk, 28-ea-1, 28-ea-jdk, 28-ea
+Architectures: amd64, arm64v8
+Directory: 28/oraclelinux10
+
+Tags: 28-ea-1-jdk-slim-bookworm, 28-ea-1-slim-bookworm, 28-ea-jdk-slim-bookworm, 28-ea-slim-bookworm
+Architectures: amd64, arm64v8
+Directory: 28/slim-bookworm
+
+Tags: 28-ea-1-jdk-slim-trixie, 28-ea-1-slim-trixie, 28-ea-jdk-slim-trixie, 28-ea-slim-trixie, 28-ea-1-jdk-slim, 28-ea-1-slim, 28-ea-jdk-slim, 28-ea-slim
+Architectures: amd64, arm64v8
+Directory: 28/slim-trixie
+
+Tags: 28-ea-1-jdk-trixie, 28-ea-1-trixie, 28-ea-jdk-trixie, 28-ea-trixie
+Architectures: amd64, arm64v8
+Directory: 28/trixie
+
+Tags: 28-ea-1-jdk-windowsservercore-ltsc2022, 28-ea-1-windowsservercore-ltsc2022, 28-ea-jdk-windowsservercore-ltsc2022, 28-ea-windowsservercore-ltsc2022
+SharedTags: 28-ea-1-jdk-windowsservercore, 28-ea-1-windowsservercore, 28-ea-jdk-windowsservercore, 28-ea-windowsservercore, 28-ea-1-jdk, 28-ea-1, 28-ea-jdk, 28-ea
+Architectures: windows-amd64
+Directory: 28/windows/windowsservercore-ltsc2022
+Constraints: windowsservercore-ltsc2022
+
+Tags: 28-ea-1-jdk-windowsservercore-ltsc2025, 28-ea-1-windowsservercore-ltsc2025, 28-ea-jdk-windowsservercore-ltsc2025, 28-ea-windowsservercore-ltsc2025
+SharedTags: 28-ea-1-jdk-windowsservercore, 28-ea-1-windowsservercore, 28-ea-jdk-windowsservercore, 28-ea-windowsservercore, 28-ea-1-jdk, 28-ea-1, 28-ea-jdk, 28-ea
+Architectures: windows-amd64
+Directory: 28/windows/windowsservercore-ltsc2025
+Constraints: windowsservercore-ltsc2025
diff --git a/_bashbrew-list b/_bashbrew-list
index d6ae3e8..34a696b 100644
--- a/_bashbrew-list
+++ b/_bashbrew-list
@@ -58,3 +58,63 @@ openjdk:27-ea-trixie
 openjdk:27-ea-windowsservercore
 openjdk:27-ea-windowsservercore-ltsc2022
 openjdk:27-ea-windowsservercore-ltsc2025
+openjdk:28-ea
+openjdk:28-ea-1
+openjdk:28-ea-1-bookworm
+openjdk:28-ea-1-jdk
+openjdk:28-ea-1-jdk-bookworm
+openjdk:28-ea-1-jdk-nanoserver
+openjdk:28-ea-1-jdk-nanoserver-ltsc2022
+openjdk:28-ea-1-jdk-nanoserver-ltsc2025
+openjdk:28-ea-1-jdk-oracle
+openjdk:28-ea-1-jdk-oraclelinux9
+openjdk:28-ea-1-jdk-oraclelinux10
+openjdk:28-ea-1-jdk-slim
+openjdk:28-ea-1-jdk-slim-bookworm
+openjdk:28-ea-1-jdk-slim-trixie
+openjdk:28-ea-1-jdk-trixie
+openjdk:28-ea-1-jdk-windowsservercore
+openjdk:28-ea-1-jdk-windowsservercore-ltsc2022
+openjdk:28-ea-1-jdk-windowsservercore-ltsc2025
+openjdk:28-ea-1-nanoserver
+openjdk:28-ea-1-nanoserver-ltsc2022
+openjdk:28-ea-1-nanoserver-ltsc2025
+openjdk:28-ea-1-oracle
+openjdk:28-ea-1-oraclelinux9
+openjdk:28-ea-1-oraclelinux10
+openjdk:28-ea-1-slim
+openjdk:28-ea-1-slim-bookworm
+openjdk:28-ea-1-slim-trixie
+openjdk:28-ea-1-trixie
+openjdk:28-ea-1-windowsservercore
+openjdk:28-ea-1-windowsservercore-ltsc2022
+openjdk:28-ea-1-windowsservercore-ltsc2025
+openjdk:28-ea-bookworm
+openjdk:28-ea-jdk
+openjdk:28-ea-jdk-bookworm
+openjdk:28-ea-jdk-nanoserver
+openjdk:28-ea-jdk-nanoserver-ltsc2022
+openjdk:28-ea-jdk-nanoserver-ltsc2025
+openjdk:28-ea-jdk-oracle
+openjdk:28-ea-jdk-oraclelinux9
+openjdk:28-ea-jdk-oraclelinux10
+openjdk:28-ea-jdk-slim
+openjdk:28-ea-jdk-slim-bookworm
+openjdk:28-ea-jdk-slim-trixie
+openjdk:28-ea-jdk-trixie
+openjdk:28-ea-jdk-windowsservercore
+openjdk:28-ea-jdk-windowsservercore-ltsc2022
+openjdk:28-ea-jdk-windowsservercore-ltsc2025
+openjdk:28-ea-nanoserver
+openjdk:28-ea-nanoserver-ltsc2022
+openjdk:28-ea-nanoserver-ltsc2025
+openjdk:28-ea-oracle
+openjdk:28-ea-oraclelinux9
+openjdk:28-ea-oraclelinux10
+openjdk:28-ea-slim
+openjdk:28-ea-slim-bookworm
+openjdk:28-ea-slim-trixie
+openjdk:28-ea-trixie
+openjdk:28-ea-windowsservercore
+openjdk:28-ea-windowsservercore-ltsc2022
+openjdk:28-ea-windowsservercore-ltsc2025
diff --git a/_bashbrew-list-build-order b/_bashbrew-list-build-order
index 1e14984..1f2e794 100644
--- a/_bashbrew-list-build-order
+++ b/_bashbrew-list-build-order
@@ -6,5 +6,15 @@ openjdk:27-ea-slim-bookworm
 openjdk:27-ea-trixie
 openjdk:27-ea-windowsservercore-ltsc2022
 openjdk:27-ea-windowsservercore-ltsc2025
+openjdk:28-ea-bookworm
+openjdk:28-ea-oracle
+openjdk:28-ea-oraclelinux9
+openjdk:28-ea-slim
+openjdk:28-ea-slim-bookworm
+openjdk:28-ea-trixie
+openjdk:28-ea-windowsservercore-ltsc2022
+openjdk:28-ea-windowsservercore-ltsc2025
 openjdk:27-ea-nanoserver-ltsc2022
 openjdk:27-ea-nanoserver-ltsc2025
+openjdk:28-ea-nanoserver-ltsc2022
+openjdk:28-ea-nanoserver-ltsc2025
diff --git a/openjdk_27-ea-bookworm/Dockerfile b/openjdk_28-ea-bookworm/Dockerfile
similarity index 90%
copy from openjdk_27-ea-bookworm/Dockerfile
copy to openjdk_28-ea-bookworm/Dockerfile
index 0dceae2..3b1a67c 100644
--- a/openjdk_27-ea-bookworm/Dockerfile
+++ b/openjdk_28-ea-bookworm/Dockerfile
@@ -27,7 +27,7 @@ RUN set -eux; \
 	; \
 	rm -rf /var/lib/apt/lists/*
 
-ENV JAVA_HOME /usr/local/openjdk-27
+ENV JAVA_HOME /usr/local/openjdk-28
 ENV PATH $JAVA_HOME/bin:$PATH
 
 # Default to UTF-8 file.encoding
@@ -37,19 +37,19 @@ ENV LANG C.UTF-8
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
 RUN set -eux; \
 	\
 	arch="$(dpkg --print-architecture)"; \
 	case "$arch" in \
 		'amd64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-x64_bin.tar.gz'; \
-			downloadSha256='6287dc1b8b810fc6fb0ecf2ff0f15464e7bbd5b44c45008588224072bbfbaa87'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-x64_bin.tar.gz'; \
+			downloadSha256='d9b2b25f13a93424625f129bc9725ded401725e36ac819b9f4951f02bc8fc91c'; \
 			;; \
 		'arm64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-aarch64_bin.tar.gz'; \
-			downloadSha256='6f13903699316f8ee6089a0551ef28686b3bae5b195a98cc4051b365819396cb'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-aarch64_bin.tar.gz'; \
+			downloadSha256='642cdb07549c099010edf29631c3ceea1b96000fcd1c15d23598eb99bcb16042'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture: '$arch'"; exit 1 ;; \
 	esac; \
diff --git a/openjdk_27-ea-nanoserver-ltsc2022/Dockerfile b/openjdk_28-ea-nanoserver-ltsc2022/Dockerfile
similarity index 84%
copy from openjdk_27-ea-nanoserver-ltsc2022/Dockerfile
copy to openjdk_28-ea-nanoserver-ltsc2022/Dockerfile
index c9f617a..6cdebaf 100644
--- a/openjdk_27-ea-nanoserver-ltsc2022/Dockerfile
+++ b/openjdk_28-ea-nanoserver-ltsc2022/Dockerfile
@@ -8,7 +8,7 @@ FROM mcr.microsoft.com/windows/nanoserver:ltsc2022
 
 SHELL ["cmd", "/s", "/c"]
 
-ENV JAVA_HOME C:\\openjdk-27
+ENV JAVA_HOME C:\\openjdk-28
 # "ERROR: Access to the registry path is denied."
 USER ContainerAdministrator
 RUN echo Updating PATH: %JAVA_HOME%\bin;%PATH% \
@@ -20,9 +20,9 @@ USER ContainerUser
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
-COPY --from=openjdk:27-ea-25-windowsservercore-ltsc2022 $JAVA_HOME $JAVA_HOME
+COPY --from=openjdk:28-ea-1-windowsservercore-ltsc2022 $JAVA_HOME $JAVA_HOME
 
 RUN echo Verifying install ... \
 	&& echo   javac --version && javac --version \
diff --git a/openjdk_27-ea-nanoserver-ltsc2025/Dockerfile b/openjdk_28-ea-nanoserver-ltsc2025/Dockerfile
similarity index 84%
copy from openjdk_27-ea-nanoserver-ltsc2025/Dockerfile
copy to openjdk_28-ea-nanoserver-ltsc2025/Dockerfile
index f7d2410..2973a07 100644
--- a/openjdk_27-ea-nanoserver-ltsc2025/Dockerfile
+++ b/openjdk_28-ea-nanoserver-ltsc2025/Dockerfile
@@ -8,7 +8,7 @@ FROM mcr.microsoft.com/windows/nanoserver:ltsc2025
 
 SHELL ["cmd", "/s", "/c"]
 
-ENV JAVA_HOME C:\\openjdk-27
+ENV JAVA_HOME C:\\openjdk-28
 # "ERROR: Access to the registry path is denied."
 USER ContainerAdministrator
 RUN echo Updating PATH: %JAVA_HOME%\bin;%PATH% \
@@ -20,9 +20,9 @@ USER ContainerUser
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
-COPY --from=openjdk:27-ea-25-windowsservercore-ltsc2025 $JAVA_HOME $JAVA_HOME
+COPY --from=openjdk:28-ea-1-windowsservercore-ltsc2025 $JAVA_HOME $JAVA_HOME
 
 RUN echo Verifying install ... \
 	&& echo   javac --version && javac --version \
diff --git a/openjdk_27-ea-oracle/Dockerfile b/openjdk_28-ea-oracle/Dockerfile
similarity index 87%
copy from openjdk_27-ea-oracle/Dockerfile
copy to openjdk_28-ea-oracle/Dockerfile
index f4643d9..55b47cb 100644
--- a/openjdk_27-ea-oracle/Dockerfile
+++ b/openjdk_28-ea-oracle/Dockerfile
@@ -20,7 +20,7 @@ RUN set -eux; \
 	; \
 	microdnf clean all
 
-ENV JAVA_HOME /usr/java/openjdk-27
+ENV JAVA_HOME /usr/java/openjdk-28
 ENV PATH $JAVA_HOME/bin:$PATH
 
 # Default to UTF-8 file.encoding
@@ -30,19 +30,19 @@ ENV LANG C.UTF-8
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
 RUN set -eux; \
 	\
 	arch="$(rpm --query --queryformat='%{ARCH}' rpm)"; \
 	case "$arch" in \
 		'x86_64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-x64_bin.tar.gz'; \
-			downloadSha256='6287dc1b8b810fc6fb0ecf2ff0f15464e7bbd5b44c45008588224072bbfbaa87'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-x64_bin.tar.gz'; \
+			downloadSha256='d9b2b25f13a93424625f129bc9725ded401725e36ac819b9f4951f02bc8fc91c'; \
 			;; \
 		'aarch64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-aarch64_bin.tar.gz'; \
-			downloadSha256='6f13903699316f8ee6089a0551ef28686b3bae5b195a98cc4051b365819396cb'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-aarch64_bin.tar.gz'; \
+			downloadSha256='642cdb07549c099010edf29631c3ceea1b96000fcd1c15d23598eb99bcb16042'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture: '$arch'"; exit 1 ;; \
 	esac; \
diff --git a/openjdk_27-ea-oraclelinux9/Dockerfile b/openjdk_28-ea-oraclelinux9/Dockerfile
similarity index 87%
copy from openjdk_27-ea-oraclelinux9/Dockerfile
copy to openjdk_28-ea-oraclelinux9/Dockerfile
index 4dae79e..cd00f20 100644
--- a/openjdk_27-ea-oraclelinux9/Dockerfile
+++ b/openjdk_28-ea-oraclelinux9/Dockerfile
@@ -20,7 +20,7 @@ RUN set -eux; \
 	; \
 	microdnf clean all
 
-ENV JAVA_HOME /usr/java/openjdk-27
+ENV JAVA_HOME /usr/java/openjdk-28
 ENV PATH $JAVA_HOME/bin:$PATH
 
 # Default to UTF-8 file.encoding
@@ -30,19 +30,19 @@ ENV LANG C.UTF-8
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
 RUN set -eux; \
 	\
 	arch="$(rpm --query --queryformat='%{ARCH}' rpm)"; \
 	case "$arch" in \
 		'x86_64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-x64_bin.tar.gz'; \
-			downloadSha256='6287dc1b8b810fc6fb0ecf2ff0f15464e7bbd5b44c45008588224072bbfbaa87'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-x64_bin.tar.gz'; \
+			downloadSha256='d9b2b25f13a93424625f129bc9725ded401725e36ac819b9f4951f02bc8fc91c'; \
 			;; \
 		'aarch64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-aarch64_bin.tar.gz'; \
-			downloadSha256='6f13903699316f8ee6089a0551ef28686b3bae5b195a98cc4051b365819396cb'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-aarch64_bin.tar.gz'; \
+			downloadSha256='642cdb07549c099010edf29631c3ceea1b96000fcd1c15d23598eb99bcb16042'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture: '$arch'"; exit 1 ;; \
 	esac; \
diff --git a/openjdk_27-ea-slim-bookworm/Dockerfile b/openjdk_28-ea-slim-bookworm/Dockerfile
similarity index 89%
copy from openjdk_27-ea-slim-bookworm/Dockerfile
copy to openjdk_28-ea-slim-bookworm/Dockerfile
index d768f49..e2367a4 100644
--- a/openjdk_27-ea-slim-bookworm/Dockerfile
+++ b/openjdk_28-ea-slim-bookworm/Dockerfile
@@ -14,7 +14,7 @@ RUN set -eux; \
 	; \
 	rm -rf /var/lib/apt/lists/*
 
-ENV JAVA_HOME /usr/local/openjdk-27
+ENV JAVA_HOME /usr/local/openjdk-28
 ENV PATH $JAVA_HOME/bin:$PATH
 
 # Default to UTF-8 file.encoding
@@ -24,19 +24,19 @@ ENV LANG C.UTF-8
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
 RUN set -eux; \
 	\
 	arch="$(dpkg --print-architecture)"; \
 	case "$arch" in \
 		'amd64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-x64_bin.tar.gz'; \
-			downloadSha256='6287dc1b8b810fc6fb0ecf2ff0f15464e7bbd5b44c45008588224072bbfbaa87'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-x64_bin.tar.gz'; \
+			downloadSha256='d9b2b25f13a93424625f129bc9725ded401725e36ac819b9f4951f02bc8fc91c'; \
 			;; \
 		'arm64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-aarch64_bin.tar.gz'; \
-			downloadSha256='6f13903699316f8ee6089a0551ef28686b3bae5b195a98cc4051b365819396cb'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-aarch64_bin.tar.gz'; \
+			downloadSha256='642cdb07549c099010edf29631c3ceea1b96000fcd1c15d23598eb99bcb16042'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture: '$arch'"; exit 1 ;; \
 	esac; \
diff --git a/openjdk_27-ea-slim/Dockerfile b/openjdk_28-ea-slim/Dockerfile
similarity index 89%
copy from openjdk_27-ea-slim/Dockerfile
copy to openjdk_28-ea-slim/Dockerfile
index 8d182e9..914f853 100644
--- a/openjdk_27-ea-slim/Dockerfile
+++ b/openjdk_28-ea-slim/Dockerfile
@@ -14,7 +14,7 @@ RUN set -eux; \
 	; \
 	rm -rf /var/lib/apt/lists/*
 
-ENV JAVA_HOME /usr/local/openjdk-27
+ENV JAVA_HOME /usr/local/openjdk-28
 ENV PATH $JAVA_HOME/bin:$PATH
 
 # Default to UTF-8 file.encoding
@@ -24,19 +24,19 @@ ENV LANG C.UTF-8
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
 RUN set -eux; \
 	\
 	arch="$(dpkg --print-architecture)"; \
 	case "$arch" in \
 		'amd64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-x64_bin.tar.gz'; \
-			downloadSha256='6287dc1b8b810fc6fb0ecf2ff0f15464e7bbd5b44c45008588224072bbfbaa87'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-x64_bin.tar.gz'; \
+			downloadSha256='d9b2b25f13a93424625f129bc9725ded401725e36ac819b9f4951f02bc8fc91c'; \
 			;; \
 		'arm64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-aarch64_bin.tar.gz'; \
-			downloadSha256='6f13903699316f8ee6089a0551ef28686b3bae5b195a98cc4051b365819396cb'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-aarch64_bin.tar.gz'; \
+			downloadSha256='642cdb07549c099010edf29631c3ceea1b96000fcd1c15d23598eb99bcb16042'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture: '$arch'"; exit 1 ;; \
 	esac; \
diff --git a/openjdk_27-ea-trixie/Dockerfile b/openjdk_28-ea-trixie/Dockerfile
similarity index 90%
copy from openjdk_27-ea-trixie/Dockerfile
copy to openjdk_28-ea-trixie/Dockerfile
index 3974730..9204880 100644
--- a/openjdk_27-ea-trixie/Dockerfile
+++ b/openjdk_28-ea-trixie/Dockerfile
@@ -27,7 +27,7 @@ RUN set -eux; \
 	; \
 	rm -rf /var/lib/apt/lists/*
 
-ENV JAVA_HOME /usr/local/openjdk-27
+ENV JAVA_HOME /usr/local/openjdk-28
 ENV PATH $JAVA_HOME/bin:$PATH
 
 # Default to UTF-8 file.encoding
@@ -37,19 +37,19 @@ ENV LANG C.UTF-8
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
+ENV JAVA_VERSION 28-ea+1
 
 RUN set -eux; \
 	\
 	arch="$(dpkg --print-architecture)"; \
 	case "$arch" in \
 		'amd64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-x64_bin.tar.gz'; \
-			downloadSha256='6287dc1b8b810fc6fb0ecf2ff0f15464e7bbd5b44c45008588224072bbfbaa87'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-x64_bin.tar.gz'; \
+			downloadSha256='d9b2b25f13a93424625f129bc9725ded401725e36ac819b9f4951f02bc8fc91c'; \
 			;; \
 		'arm64') \
-			downloadUrl='https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_linux-aarch64_bin.tar.gz'; \
-			downloadSha256='6f13903699316f8ee6089a0551ef28686b3bae5b195a98cc4051b365819396cb'; \
+			downloadUrl='https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_linux-aarch64_bin.tar.gz'; \
+			downloadSha256='642cdb07549c099010edf29631c3ceea1b96000fcd1c15d23598eb99bcb16042'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture: '$arch'"; exit 1 ;; \
 	esac; \
diff --git a/openjdk_27-ea-windowsservercore-ltsc2022/Dockerfile b/openjdk_28-ea-windowsservercore-ltsc2022/Dockerfile
similarity index 91%
copy from openjdk_27-ea-windowsservercore-ltsc2022/Dockerfile
copy to openjdk_28-ea-windowsservercore-ltsc2022/Dockerfile
index 88c2488..8616853 100644
--- a/openjdk_27-ea-windowsservercore-ltsc2022/Dockerfile
+++ b/openjdk_28-ea-windowsservercore-ltsc2022/Dockerfile
@@ -23,7 +23,7 @@ RUN Write-Host 'Enabling TLS 1.2 (https://githubengineering.com/crypto-removal-n
 	New-ItemProperty -Path ('{0}/Server' -f $tls12RegBase) -Name 'Enabled' -PropertyType DWORD -Value 1 -Force; \
 	Write-Host 'Complete.'
 
-ENV JAVA_HOME C:\\openjdk-27
+ENV JAVA_HOME C:\\openjdk-28
 RUN $newPath = ('{0}\bin;{1}' -f $env:JAVA_HOME, $env:PATH); \
 	Write-Host ('Updating PATH: {0}' -f $newPath); \
 	setx /M PATH $newPath; \
@@ -33,9 +33,9 @@ RUN $newPath = ('{0}\bin;{1}' -f $env:JAVA_HOME, $env:PATH); \
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
-ENV JAVA_URL https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_windows-x64_bin.zip
-ENV JAVA_SHA256 ca4af1429ae7dc73528c0743f3134fe111133e114e23908c3e729538c6e203a3
+ENV JAVA_VERSION 28-ea+1
+ENV JAVA_URL https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_windows-x64_bin.zip
+ENV JAVA_SHA256 4aaad6cb26305877733b973a209216ad1ed529c381dd88c56e3ab87f579f96cc
 
 RUN Write-Host ('Downloading {0} ...' -f $env:JAVA_URL); \
 	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
diff --git a/openjdk_27-ea-windowsservercore-ltsc2025/Dockerfile b/openjdk_28-ea-windowsservercore-ltsc2025/Dockerfile
similarity index 91%
copy from openjdk_27-ea-windowsservercore-ltsc2025/Dockerfile
copy to openjdk_28-ea-windowsservercore-ltsc2025/Dockerfile
index aee91c0..de86f0a 100644
--- a/openjdk_27-ea-windowsservercore-ltsc2025/Dockerfile
+++ b/openjdk_28-ea-windowsservercore-ltsc2025/Dockerfile
@@ -23,7 +23,7 @@ RUN Write-Host 'Enabling TLS 1.2 (https://githubengineering.com/crypto-removal-n
 	New-ItemProperty -Path ('{0}/Server' -f $tls12RegBase) -Name 'Enabled' -PropertyType DWORD -Value 1 -Force; \
 	Write-Host 'Complete.'
 
-ENV JAVA_HOME C:\\openjdk-27
+ENV JAVA_HOME C:\\openjdk-28
 RUN $newPath = ('{0}\bin;{1}' -f $env:JAVA_HOME, $env:PATH); \
 	Write-Host ('Updating PATH: {0}' -f $newPath); \
 	setx /M PATH $newPath; \
@@ -33,9 +33,9 @@ RUN $newPath = ('{0}\bin;{1}' -f $env:JAVA_HOME, $env:PATH); \
 # >
 # > Java Development Kit builds, from Oracle
 # >
-ENV JAVA_VERSION 27-ea+25
-ENV JAVA_URL https://download.java.net/java/early_access/jdk27/25/GPL/openjdk-27-ea+25_windows-x64_bin.zip
-ENV JAVA_SHA256 ca4af1429ae7dc73528c0743f3134fe111133e114e23908c3e729538c6e203a3
+ENV JAVA_VERSION 28-ea+1
+ENV JAVA_URL https://download.java.net/java/early_access/jdk28/1/GPL/openjdk-28-ea+1_windows-x64_bin.zip
+ENV JAVA_SHA256 4aaad6cb26305877733b973a209216ad1ed529c381dd88c56e3ab87f579f96cc
 
 RUN Write-Host ('Downloading {0} ...' -f $env:JAVA_URL); \
 	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \

Relevant Maintainers:

openjdk: @tianon @yosifkit

Update openjdk

d9e7ce1

Changes: - docker-library/openjdk@4bb1f08: Add 28 (28-ea+1) (docker-library/openjdk#557)

yosifkit requested a review from a team as a code owner June 10, 2026 16:52

github-actions Bot added the library/openjdk label Jun 10, 2026

tianon merged commit ad59721 into docker-library:master Jun 10, 2026
21 checks passed

tianon deleted the openjdk branch June 10, 2026 20:07

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Update openjdk - #21645

Update openjdk#21645
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