pi4j-library-gpiod
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<dependency>
<groupId>com.pi4j</groupId>
<artifactId>pi4j-library-gpiod</artifactId>
<version>3.0.1</version>
</dependency><?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.pi4j</groupId>
<artifactId>pi4j-library</artifactId>
<version>3.0.1</version>
<relativePath>../pi4j-library/pom.xml</relativePath>
</parent>
<!-- MAVEN ARTIFACT INFORMATION -->
<artifactId>pi4j-library-gpiod</artifactId>
<name>Pi4J :: LIBRARY :: JNI Wrapper for GpioD Library</name>
<description>Pi4J wrapper for the GpioD library</description>
<packaging>jar</packaging>
<!-- PROJECT DEPENDENCIES -->
<dependencies>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${slf4j.version}</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-simple</artifactId>
<version>${slf4j.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<!-- STANDARD BUILD INSTRUCTIONS -->
<build>
<!-- RESOURCES TO INCLUDE IN FINAL JAR PACKAGE -->
<resources>
<resource>
<directory>${project.build.directory}</directory>
<filtering>false</filtering>
<includes>
<include>LICENSE.txt</include>
<include>NOTICE.txt</include>
<include>README.md</include>
<include>lib/armhf/pi4j-gpiod/libpi4j-gpiod.so
</include> <!-- include the native 32-bit JNI library as a resource -->
<include>lib/armhf/pi4j-gpiod/libgpiod.so</include>
<include>lib/aarch64/pi4j-gpiod/libpi4j-gpiod.so
</include> <!-- include the native 64-bit JNI library as a resource -->
<include>lib/aarch64/pi4j-gpiod/libgpiod.so</include>
</includes>
</resource>
<resource>
<directory>src/main/resources</directory>
<filtering>false</filtering>
</resource>
</resources>
<!-- BUILD PLUGINS -->
<plugins>
<!-- ENFORCE THAT THE NATIVE JNI SO FILES EXISTS TO BE INCLUDED IN FINAL JAR -->
<!-- (The "lippi4j-gpiod.so" JNI library is embedded as a resource in the JAR file.) -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-enforcer-plugin</artifactId>
<executions>
<execution>
<id>enforce-native-jni-file--exist</id>
<goals>
<goal>enforce</goal>
</goals>
<phase>prepare-package</phase>
<configuration>
<rules>
<requireFilesExist>
<files>
<!-- include 32-bit (ARMHF) Pi4J GpioD JNI Library -->
<file>${project.build.outputDirectory}/lib/armhf/pi4j-gpiod/libpi4j-gpiod.so
</file>
<file>${project.build.outputDirectory}/lib/armhf/pi4j-gpiod/libgpiod.so</file>
<!-- include 64-bit (AARCH64) Pi4J GpioD JNI Library -->
<file>${project.build.outputDirectory}/lib/aarch64/pi4j-gpiod/libpi4j-gpiod.so
</file>
<file>${project.build.outputDirectory}/lib/aarch64/pi4j-gpiod/libgpiod.so</file>
</files>
</requireFilesExist>
</rules>
<fail>true</fail>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-antrun-plugin</artifactId>
<executions>
<!-- OPTIONALLY DEPLOY THE FINAL JAR (AND ANY OTHER RUNTIME DEPENDENCIES) TO THE RASPBERRY PI -->
<!-- (copy the compiled JAR file to the Raspberry Pi platform platform vis SSH/SCP) -->
<execution>
<id>transfer-compiled-pi4j-jar</id>
<phase>install</phase>
<goals>
<goal>run</goal>
</goals>
<configuration>
<target>
<taskdef resource="net/sf/antcontrib/antcontrib.properties"
classpathref="maven.plugin.classpath"/>
<if>
<equals arg1="${pi4j.dev.transfer}" arg2="true"/>
<then>
<!-- ensure the target directory exists on the Raspberry Pi via SSH -->
<sshexec host="${pi4j.dev.host}" port="${pi4j.dev.port}"
username="${pi4j.dev.user}"
password="${pi4j.dev.password}" trust="true" failonerror="false"
verbose="false" command="mkdir --parents ${pi4j.dev.directory}"/>
<!-- copy the JAR file to the Raspberry Pi vs SCP -->
<scp file="${project.build.directory}/${project.build.finalName}.jar"
todir="${pi4j.dev.user}:${pi4j.dev.password}@${pi4j.dev.host}:${pi4j.dev.directory}"
port="${pi4j.dev.port}" trust="true" verbose="false" failonerror="true">
</scp>
</then>
</if>
</target>
</configuration>
</execution>
<!-- ATTACH NATIVE LIBRARY ARTIFACT -->
<!-- attach the compiled JNI native library ("libpi4j-gpiod.so") as an artifact -->
<execution>
<id>pi4j-attach-native</id>
<phase>package</phase>
<goals>
<goal>run</goal>
</goals>
<configuration>
<target name="pi4j-attach-native-library">
<taskdef resource="net/sf/antcontrib/antcontrib.properties"
classpathref="maven.plugin.classpath"/>
<!-- attach 32-bit (ARMHF) Pi4J GpioD JNI Library -->
<attachartifact file="${project.build.directory}/lib/armhf/pi4j-gpiod/libpi4j-gpiod.so"
classifier="armhf" type="so"/>
<attachartifact file="${project.build.directory}/lib/armhf/pi4j-gpiod/libgpiod.so"
classifier="armhf" type="so"/>
<!-- attach 64-bit (AARCH64) Pi4J GpioD JNI Library -->
<attachartifact
file="${project.build.directory}/lib/aarch64/pi4j-gpiod/libpi4j-gpiod.so"
classifier="aarch64" type="so"/>
<attachartifact file="${project.build.directory}/lib/aarch64/pi4j-gpiod/libgpiod.so"
classifier="aarch64" type="so"/>
</target>
</configuration>
</execution>
</executions>
</plugin>
<!-- DOWNLOAD AND COPY ANY RUNTIME DEPENDENCIES TO THE TARGET DIRECTORY -->
<!-- (if using the development transfer option, these will be copied -->
<!-- over to the hardware platform via ssh. (mvn install -Ptransfer) ) -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<executions>
<execution>
<id>copy-dependencies</id>
<phase>package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<includeScope>runtime</includeScope>
<excludeGroupIds>com.pi4j</excludeGroupIds>
<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
<overWriteReleases>false</overWriteReleases>
<overWriteSnapshots>false</overWriteSnapshots>
<overWriteIfNewer>true</overWriteIfNewer>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
<!-- CUSTOM BUILD PROFILES -->
<profiles>
<!-- DEFAULT BUILD PROFILE -->
<!-- This profile is used when building the JAR only and not building the native sources. -->
<!-- This profile will automatically download the required JNI SO library file required -->
<!-- to be included/embedded as a resource in the final packaged JAR file from a Maven Repo. -->
<!-- Alternatively, you can use the "native" profile to build the native JNI source instead. -->
<profile>
<id>default</id>
<activation>
<activeByDefault>true</activeByDefault>
</activation>
<build>
<plugins>
<!-- RETRIEVE THE JNI NATIVE LIBRARY (SO FILE) FROM MAVEN REPO -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<executions>
<execution>
<id>download-jni-dependency</id>
<phase>validate</phase>
<goals>
<goal>copy</goal>
</goals>
<configuration>
<artifactItems>
<!-- LIBPI4J-GpioD for the Raspberry-Pi 32-bit (ARMHF) platform -->
<!-- (download the JNI native library to a staging directory -->
<!-- so it can be included in the final packaged jar) -->
<artifactItem>
<groupId>${project.groupId}</groupId>
<artifactId>${project.artifactId}</artifactId>
<version>${project.version}</version>
<classifier>armhf</classifier>
<type>so</type>
<overWrite>true</overWrite>
<outputDirectory>${project.build.directory}/lib/armhf/pi4j-gpiod
</outputDirectory>
<destFileName>libpi4j-gpiod.so</destFileName>
</artifactItem>
<artifactItem>
<groupId>${project.groupId}</groupId>
<artifactId>${project.artifactId}</artifactId>
<version>${project.version}</version>
<classifier>armhf</classifier>
<type>so</type>
<overWrite>true</overWrite>
<outputDirectory>${project.build.directory}/lib/armhf/pi4j-gpiod
</outputDirectory>
<destFileName>libgpiod.so</destFileName>
</artifactItem>
<!-- LIBPI4J-GpioD for the Raspberry-Pi 64-bit (AARCH64) platform -->
<!-- (download the JNI native library to a staging directory -->
<!-- so it can be included in the final packaged jar) -->
<artifactItem>
<groupId>${project.groupId}</groupId>
<artifactId>${project.artifactId}</artifactId>
<version>${project.version}</version>
<type>so</type>
<classifier>aarch64</classifier>
<overWrite>true</overWrite>
<outputDirectory>${project.build.directory}/lib/aarch64/pi4j-gpiod
</outputDirectory>
<destFileName>libpi4j-gpiod.so</destFileName>
</artifactItem>
<artifactItem>
<groupId>${project.groupId}</groupId>
<artifactId>${project.artifactId}</artifactId>
<version>${project.version}</version>
<type>so</type>
<classifier>aarch64</classifier>
<overWrite>true</overWrite>
<outputDirectory>${project.build.directory}/lib/aarch64/pi4j-gpiod
</outputDirectory>
<destFileName>libgpiod.so</destFileName>
</artifactItem>
</artifactItems>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</profile>
<!-- NATIVE BUILD PROFILE -->
<!-- This profile is optionally used when needing to re-compile the "libpi4j-GpioD.so". -->
<!-- JNI native library from sources and included in the final packaged JAR file. -->
<!-- This profile must be run when producing a "release" build or performing a deployment. -->
<!-- Please see the <pi4j.native.compiler> property in the master parent POM for further -->
<!-- details on compiler options used to compile these native sources. -->
<profile>
<id>native</id>
<activation>
<property>
<name>release-build</name>
</property>
</activation>
<build>
<plugins>
<plugin>
<artifactId>maven-antrun-plugin</artifactId>
<executions>
<!-- ensure that a target directory has been created and copy the JNI native sources -->
<execution>
<id>pi4j-prepare-native</id>
<phase>generate-resources</phase>
<configuration>
<target>
<mkdir dir="target"/>
<mkdir dir="target/classes"/>
<mkdir dir="target/build"/>
<mkdir dir="target/build/native"/>
<copy todir="target/build/native">
<fileset dir="src/main/native"/>
</copy>
<chmod dir="target/build/native" perm="ugo+rx" includes="*.sh"/>
</target>
</configuration>
<goals>
<goal>run</goal>
</goals>
</execution>
<!-- TODO :: Reconfigure the build script to execute the Docker commands directly
instead of bash script (to provide build support for Windows) -->
<!-- build the native JNI library (and any dependencies needed) -->
<!-- copy the compiled JNI SO files to the "lib" staging directory -->
<execution>
<id>pi4j-build-native</id>
<phase>generate-resources</phase>
<goals>
<goal>run</goal>
</goals>
<configuration>
<target>
<taskdef resource="net/sf/antcontrib/antcontrib.properties"
classpathref="maven.plugin.classpath"/>
<if>
<!-- check for DOCKER-COMPILER setting in the 'pi4j.native.compiler' property -->
<equals arg1="${pi4j.native.compiler.effective}" arg2="DOCKER-COMPILER"/>
<then>
<!-- perform native build using Pi4J Docker Builder Image for native cross-compiling -->
<exec dir="${project.build.directory}/build/native"
executable="/bin/bash" failonerror="true">
<arg value="build-docker.sh"/>
</exec>
</then>
<else>
<if>
<!-- check for CROSS-COMPILER setting in the 'pi4j.native.compiler' property -->
<equals arg1="${pi4j.native.compiler.effective}"
arg2="CROSS-COMPILER"/>
<then>
<!-- perform native build using cross-compiler toolchains directly on host -->
<exec dir="${project.build.directory}/build/native"
executable="/bin/bash" failonerror="true">
<arg value="build.sh"/>
</exec>
</then>
<else>
<fail
message="NATIVE BUILD FAILED/ABORTED; Missing or invalid 'pi4j.native.compiler' property. [${pi4j.native.compiler}]; Expected 'CROSS-COMPILER|DOCKER-COMPILER'"/>
</else>
</if>
</else>
</if>
<!-- copy compiled 32-bit (ARMHF) Pi4J GpioD JNI Library -->
<copy failonerror="true" includeEmptyDirs="false"
file="${project.build.directory}/build/native/lib/armhf/pi4j-gpiod/libpi4j-gpiod.so"
todir="${project.build.directory}/lib/armhf/pi4j-gpiod"/>
<copy failonerror="true" includeEmptyDirs="false"
file="${project.build.directory}/build/native/lib/armhf/pi4j-gpiod/libgpiod.so"
todir="${project.build.directory}/lib/armhf/pi4j-gpiod"/>
<!-- copy compiled 64-bit (AARCH64) Pi4J GpioD JNI Library -->
<copy failonerror="true" includeEmptyDirs="false"
file="${project.build.directory}/build/native/lib/aarch64/pi4j-gpiod/libpi4j-gpiod.so"
todir="${project.build.directory}/lib/aarch64/pi4j-gpiod"/>
<copy failonerror="true" includeEmptyDirs="false"
file="${project.build.directory}/build/native/lib/aarch64/pi4j-gpiod/libgpiod.so"
todir="${project.build.directory}/lib/aarch64/pi4j-gpiod"/>
</target>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</profile>
</profiles>
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