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Move OpenJDK installation from xaprepare to MSBuild NoTargets project#11348

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Move OpenJDK installation from xaprepare to MSBuild NoTargets project#11348
jonathanpeppers wants to merge 2 commits into
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jonathanpeppers/openjdk-msbuild-project

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Migrates the JDK download/install from the xaprepare bootstrapper (Step_InstallAdoptOpenJDK) to a new src/openjdk MSBuild NoTargets project, modeled after src/binutils.

New src/openjdk project

  • Downloads the Microsoft OpenJDK archive (platform-specific)
  • Downloads and verifies hash of all downloads
  • Extracts and installs to $(AndroidToolchainDirectory)/jdk-21
  • Supports incremental builds via MSBuild Inputs/Outputs
  • Validates root directory and key JDK files after install
  • Handles Windows (.zip via Unzip task) and Linux/macOS (.tar.gz via tar)
  • Handles macOS Contents/Home subdirectory structure

ProjectReferences

Projects that depend on the JDK now have a ProjectReference to src/openjdk, ensuring correct build ordering:

  • src/manifestmerger (gradle + JAVA_HOME)
  • src/r8 (gradle + JAVA_HOME)
  • src/proguard-android (gradle + JAVA_HOME)
  • src/bundletool (uses jar to extract/repack)
  • src/java-runtime (uses javac, jar, java)

Cleanup

  • Deletes all 5 Step_InstallAdoptOpenJDK*.cs files
  • Removes unused constants from all Configurables partial files
  • Removes JI_JAVA_HOME usage (redundant alias for JAVA_HOME set in CI)
  • Removes xaprepare scenario steps that installed OpenJDK

jonathanpeppers and others added 2 commits May 14, 2026 09:04
Migrate the JDK download/install from the xaprepare bootstrapper
(Step_InstallAdoptOpenJDK) to a new src/openjdk MSBuild NoTargets
project, modeled after src/binutils.

The new project:
- Downloads the Microsoft OpenJDK archive (platform-specific)
- Downloads and verifies hash of all downloads
- Extracts and installs to $(AndroidToolchainDirectory)/jdk-21
- Supports incremental builds via MSBuild Inputs/Outputs
- Validates root directory and key JDK files after install
- Handles Windows (.zip via Unzip task) and Linux/macOS (.tar.gz via tar)
- Handles macOS Contents/Home subdirectory structure

Projects that depend on the JDK now have a ProjectReference to
src/openjdk, ensuring correct build ordering:
- src/manifestmerger (gradle + JAVA_HOME)
- src/r8 (gradle + JAVA_HOME)
- src/proguard-android (gradle + JAVA_HOME)
- src/bundletool (uses jar to extract/repack)
- src/java-runtime (uses javac, jar, java)

Also removes all JI_JAVA_HOME usage, which was a redundant alias for
JAVA_HOME set in CI pipelines.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
…ts project

Create a new src/androidsdk MSBuild NoTargets project that runs
sdkmanager --licenses with JAVA_HOME set correctly. This project
depends on src/openjdk via ProjectReference, ensuring the JDK is
installed before sdkmanager runs.

The gradle/JDK-dependent projects now reference androidsdk instead
of openjdk directly, since androidsdk transitively depends on openjdk.

Remove the AcceptLicenses method from xaprepare Step_Android_SDK_NDK,
which was failing in CI because it ran before the JDK was installed.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@jonathanpeppers jonathanpeppers force-pushed the jonathanpeppers/openjdk-msbuild-project branch from 0381336 to e1571c5 Compare May 14, 2026 16:12
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