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Merged
pditommaso merged 1 commit into from
Mar 25, 2026
Merged

Add support for Java 26 #6969

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4 changes: 2 additions & 2 deletions .github/workflows/build.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ jobs:
strategy:
fail-fast: false
matrix:
java_version: [17, 24]
java_version: [17, 25]

steps:
- name: Checkout
Expand Down Expand Up @@ -116,7 +116,7 @@ jobs:
strategy:
fail-fast: false
matrix:
java_version: [17, 24]
java_version: [17, 25]
test_mode: ["test_integration", "test_parser_v2", "test_docs", "test_aws", "test_azure", "test_google", "test_wave"]
steps:
- name: Checkout
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2 changes: 1 addition & 1 deletion docs/install.md
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Expand Up @@ -12,7 +12,7 @@ New versions of Nextflow are released regularly. See {ref}`updating-nextflow-pag

## Requirements

Nextflow requires Bash 3.2 (or later) and [Java 17 (or later, up to 25)](http://www.oracle.com/technetwork/java/javase/downloads/index.html) to be installed. To see which version of Java you have, run the following command:
Nextflow requires Bash 3.2 (or later) and [Java 17 (or later, up to 26)](http://www.oracle.com/technetwork/java/javase/downloads/index.html) to be installed. To see which version of Java you have, run the following command:

```{code-block} bash
:class: copyable
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4 changes: 2 additions & 2 deletions launch.sh
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Expand Up @@ -67,14 +67,14 @@ fi
JAVA_VER=$(echo "$JAVA_VER" | awk '/version/ {gsub(/"/, "", $3); print $3}')
major=${BASH_REMATCH[1]}
minor=${BASH_REMATCH[2]}
version_check="^(17|18|19|20|21|23|24|25)"
version_check="^(17|18|19|20|21|22|23|24|25|26)"
if [[ ! $JAVA_VER =~ $version_check ]]; then
echo "Error: cannot find Java or it's a wrong version -- please make sure that Java 17 or higher is installed"
exit 1
fi
JVM_ARGS+=" -Dfile.encoding=UTF-8 -XX:+TieredCompilation -XX:TieredStopAtLevel=1"
JVM_ARGS+=" --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio.file.spi=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.locks=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.fs=ALL-UNNAMED --add-opens=java.base/sun.net.www.protocol.http=ALL-UNNAMED --add-opens=java.base/sun.net.www.protocol.https=ALL-UNNAMED --add-opens=java.base/sun.net.www.protocol.ftp=ALL-UNNAMED --add-opens=java.base/sun.net.www.protocol.file=ALL-UNNAMED --add-opens=java.base/jdk.internal.misc=ALL-UNNAMED --add-opens=java.base/jdk.internal.vm=ALL-UNNAMED --add-opens=java.base/java.util.regex=ALL-UNNAMED"
[[ "$JAVA_VER" =~ ^(24|25) ]]&& JVM_ARGS+=" --enable-native-access=ALL-UNNAMED --sun-misc-unsafe-memory-access=allow"
[[ "$JAVA_VER" =~ ^(24|25|26) ]]&& JVM_ARGS+=" --enable-native-access=ALL-UNNAMED --sun-misc-unsafe-memory-access=allow"
[[ $NXF_ENABLE_VIRTUAL_THREADS == 'true' ]] && [[ "$JAVA_VER" =~ ^(19|20) ]] && JVM_ARGS+=" --enable-preview"
[[ "$JAVA_VER" =~ ^(21) ]] && [[ ! "$NXF_ENABLE_VIRTUAL_THREADS" ]] && NXF_ENABLE_VIRTUAL_THREADS=true

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8 changes: 4 additions & 4 deletions nextflow
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Expand Up @@ -345,8 +345,8 @@ else
fi
major=${BASH_REMATCH[1]}
minor=${BASH_REMATCH[2]}
version_check="^(17|18|19|20|21|22|23|24|25)"
version_message="Java 17 or later (up to 25)"
version_check="^(17|18|19|20|21|22|23|24|25|26)"
version_message="Java 17 or later (up to 26)"
if [[ ! $JAVA_VER =~ $version_check ]]; then
echo_red "ERROR: Cannot find Java or it's a wrong version -- please make sure that $version_message is installed"
if [[ "$NXF_JAVA_HOME" ]]; then
Expand Down Expand Up @@ -470,13 +470,13 @@ else
launcher+=(--add-opens=java.base/jdk.internal.misc=ALL-UNNAMED)
launcher+=(--add-opens=java.base/jdk.internal.vm=ALL-UNNAMED)
launcher+=(--add-opens=java.base/java.util.regex=ALL-UNNAMED)
if [[ "$JAVA_VER" =~ ^(24|25) ]]; then
if [[ "$JAVA_VER" =~ ^(24|25|26) ]]; then
launcher+=(--enable-native-access=ALL-UNNAMED)
launcher+=(--sun-misc-unsafe-memory-access=allow)
fi
if [[ "$NXF_ENABLE_VIRTUAL_THREADS" == 'true' ]]; then
if [[ "$JAVA_VER" =~ ^(19|20) ]]; then launcher+=(--enable-preview)
elif [[ ! "$JAVA_VER" =~ ^(21|22|23|24|25) ]]; then die "Virtual threads require Java 19 or later - current version $JAVA_VER"
elif [[ ! "$JAVA_VER" =~ ^(21|22|23|24|25|26) ]]; then die "Virtual threads require Java 19 or later - current version $JAVA_VER"
fi
fi
launcher+=("${cmd_tail[@]}")
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