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#562 Bump base image to Maven 4 #5

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#562 Bump base image to Maven 4 #5

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f38dec7
#562 Bump base image to Maven 4
Feb 18, 2026
a22e789
Change repo for Pi4J V2+
FDelporte Feb 18, 2026
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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ include the following:

- **[Pi4J v2.0 Builder](https://hub.docker.com/repository/docker/pi4j/pi4j-builder:2.0)** `pi4j/pi4j-builder:2.0` :
This image is derived from `pi4j/pi4j-builder-native` and additionally includes pre-cached Maven
build plugins and dependencies for [Pi4J v2.0](http://github.com/Pi4J/pi4j-v2) builds. This image's
build plugins and dependencies for [Pi4J v2+](http://github.com/Pi4J/pi4j) builds. This image's
entry point is a Maven shell. If not explicitly provided, the default maven build arguments will be:
`clean install -DskipTests -Pnative,cross-compile`. This will effectively build all Pi4J projects including
the native library projects which will be cross-compiled for RaspberryPi/ARM (32-bit & 64-bit) devices.
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2 changes: 1 addition & 1 deletion pi4j-builder-2.0/Dockerfile
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Expand Up @@ -30,7 +30,7 @@ RUN echo "========================================================="
# of all Maven build plugins and dependencies. When complete we will
# simply delete the project sources from the image and leave the M2
# repository cache as part of the container image
RUN git clone --single-branch --branch main https://github.com/Pi4J/pi4j-v2 /pi4j
RUN git clone --single-branch --branch main https://github.com/Pi4J/pi4j /pi4j
RUN cd /pi4j && \
mvn dependency:go-offline -DexcludeGroupIds=com.pi4j -Pnative && \
rm -R /pi4j
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4 changes: 2 additions & 2 deletions pi4j-builder-base/Dockerfile
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Expand Up @@ -46,13 +46,13 @@ RUN $JAVA_HOME/bin/java -version
RUN java -version

# install Apache Maven
ENV MAVEN_VERSION=3.9.11
ENV MAVEN_VERSION=4.0.0-rc-5
ENV MAVEN_HOME=/opt/maven
ENV PATH=${MAVEN_HOME}/bin:${PATH}

# Install Maven
RUN apt-get install -y curl tar && \
curl -fsSL https://downloads.apache.org/maven/maven-3/${MAVEN_VERSION}/binaries/apache-maven-${MAVEN_VERSION}-bin.tar.gz | tar -xz -C /opt && \
curl -fsSL https://downloads.apache.org/maven/maven-4/${MAVEN_VERSION}/binaries/apache-maven-${MAVEN_VERSION}-bin.tar.gz | tar -xz -C /opt && \
mv /opt/apache-maven-${MAVEN_VERSION} ${MAVEN_HOME} && \
rm -rf /var/lib/apt/lists/*

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