vaadin-framework/liferay-integration/pom.xml

<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>
    <artifactId>vaadin-liferay-integration</artifactId>
    <packaging>jar</packaging>
    <url>https://vaadin.com/</url>
    <description>Liferay 7+ OSGi portlet support</description>

    <parent>
        <groupId>com.vaadin</groupId>
        <artifactId>vaadin-root</artifactId>
        <version>8.15-SNAPSHOT</version>
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>
        <liferay.version>7.0.2-ga3</liferay.version>
    </properties>

    <dependencies>

        <!-- OSGi Dependencies -->
        <dependency>
            <groupId>org.osgi</groupId>
            <artifactId>osgi.core</artifactId>
        </dependency>
        <dependency>
            <groupId>org.osgi</groupId>
            <artifactId>osgi.annotation</artifactId>
        </dependency>
        <dependency>
            <groupId>org.osgi</groupId>
            <artifactId>osgi.cmpn</artifactId>
        </dependency>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-shared</artifactId>
            <version>${project.version}</version>
        </dependency>
        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-server</artifactId>
            <version>${project.version}</version>
        </dependency>
        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-push</artifactId>
            <version>${project.version}</version>
        </dependency>

        <!-- Liferay dependencies -->

        <dependency>
            <groupId>javax.portlet</groupId>
            <artifactId>portlet-api</artifactId>
        </dependency>

        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-checkstyle-plugin</artifactId>
                <executions>
                    <execution>
                        <goals>
                            <goal>checkstyle</goal>
                        </goals>
                        <phase>process-sources</phase>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <groupId>biz.aQute.bnd</groupId>
                <artifactId>bnd-maven-plugin</artifactId>
            </plugin>
            <!-- This is required to copy the bnd generated MANIFEST.MF to the jar.
                https://issues.apache.org/jira/browse/MJAR-193 is supposed to address this
                issue, but at the time of writing this the configuration is necessary. Check
                https://github.com/bndtools/bnd/tree/master/maven/bnd-maven-plugin -->
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-jar-plugin</artifactId>
                <configuration>
                    <archive>
                        <manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
                        <index>false</index>
                        <manifest>
                            <addDefaultImplementationEntries>true</addDefaultImplementationEntries>
                        </manifest>
                    </archive>
                </configuration>
            </plugin>
        </plugins>
    </build>

</project>