vaadin-framework/widgets/pom.xml

<?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.vaadin</groupId>
        <artifactId>vaadin-root</artifactId>
        <version>8.0-SNAPSHOT</version>
    </parent>
    <artifactId>vaadin-widgets</artifactId>
    <name>vaadin-widgets</name>
    <packaging>jar</packaging>

    <url>https://vaadin.com/</url>
    <description>Vaadin widgets</description>

    <dependencies>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-client</artifactId>
            <version>${project.version}</version>
            <scope>provided</scope>
        </dependency>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-shared</artifactId>
            <version>${project.version}</version>
            <scope>provided</scope>
        </dependency>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-client-compiler</artifactId>
            <version>${project.version}</version>
            <scope>provided</scope>
        </dependency>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-themes</artifactId>
            <version>${project.version}</version>
            <scope>provided</scope>
        </dependency>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>vaadin-buildhelpers</artifactId>
            <version>${project.version}</version>
            <scope>provided</scope>
        </dependency>


    </dependencies>

    <build>
        <plugins>

            <plugin>
                <groupId>org.apache.felix</groupId>
                <artifactId>maven-bundle-plugin</artifactId>
                <extensions>true</extensions>
                <configuration>
                    <instructions>
                        <Bundle-Version>${parsedVersion.majorVersion}.${parsedVersion.minorVersion}.${parsedVersion.incrementalVersion}</Bundle-Version>
                        <Bundle-RequiredExecutionEnvironment>${osgi.execution.environment}</Bundle-RequiredExecutionEnvironment>
                        <!-- Export package is handled in exec plugin -->
                        <Export-Package></Export-Package>
                        <Import-Package></Import-Package>
                    </instructions>
                </configuration>
                <executions>
                    <execution>
                        <id>bundle-manifest</id>
                        <phase>prepare-package</phase>
                        <goals>
                            <goal>manifest</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>

            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-dependency-plugin</artifactId>
                <executions>
                    <execution>
                        <id>unpack-dependencies</id>
                        <phase>generate-resources</phase>
                        <goals>
                            <goal>unpack</goal>
                        </goals>
                        <configuration>
                            <artifactItems>
                                <artifactItem>
                                    <groupId>com.vaadin</groupId>
                                    <artifactId>vaadin-client</artifactId>
                                    <includes>
                                        com/vaadin/*.gwt.xml,
                                        com/vaadin/client/BrowserInfo*,
                                        com/vaadin/client/AnimationUtil*,
                                        com/vaadin/client/ComputedStyle*,
                                        com/vaadin/client/DeferredWorker*,
                                        com/vaadin/client/Profiler*,
                                        com/vaadin/client/StyleConstants*,
                                        com/vaadin/client/WidgetUtil*,
                                        com/vaadin/client/ui/FocusUtil*,
                                        com/vaadin/client/data/**,
                                        com/vaadin/client/widget/**,
                                        com/vaadin/client/Focusable*,
                                        com/vaadin/client/widgets/**,
                                        com/vaadin/client/renderers/**,
                                        com/vaadin/client/ui/SubPartAware*,
                                        com/vaadin/client/ui/VProgressBar*,
                                        com/vaadin/client/ui/dd/DragAndDropHandler*,
                                        com/vaadin/client/ui/dd/DragHandle*,
                                        com/vaadin/client/VSchedulerImpl*
                                    </includes>
                                </artifactItem>

                                <artifactItem>
                                    <groupId>com.vaadin</groupId>
                                    <artifactId>vaadin-shared</artifactId>
                                    <includes>
                                        com/vaadin/shared/ui/grid/*.*,
                                        com/vaadin/shared/ui/grid/**/*.*,
                                        com/vaadin/shared/util/SharedUtil*,
                                        com/vaadin/shared/Registration*,
                                        com/vaadin/shared/VBrowserDetails*,
                                        com/vaadin/shared/data/sort/SortDirection*
                                    </includes>
                                    <excludes>
                                        com/vaadin/shared/**/*Rpc.*,
                                        com/vaadin/shared/**/*Rpc$*.*,
                                        com/vaadin/shared/**/*State.*,
                                        com/vaadin/shared/**/*State$*.*
                                    </excludes>
                                </artifactItem>
                                <artifactItem>
                                    <groupId>com.vaadin</groupId>
                                    <artifactId>vaadin-client-compiler</artifactId>
                                    <includes>
                                        com/vaadin/sass/linker/*.*
                                    </includes>
                                </artifactItem>

                                <artifactItem>
                                    <groupId>com.vaadin</groupId>
                                    <artifactId>vaadin-themes</artifactId>
                                    <includes>
                                        /VAADIN/themes/valo/**,
                                        /VAADIN/themes/base/**
                                    </includes>
                                    <outputDirectory>${project.build.directory}/themes</outputDirectory>
                                </artifactItem>
                            </artifactItems>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <artifactId>maven-resources-plugin</artifactId>
                <executions>
                    <!-- Copy .java files to package -->
                    <execution>
                        <id>copy-sources</id>
                        <!-- here the phase you need -->
                        <phase>prepare-package</phase>
                        <goals>
                            <goal>copy-resources</goal>
                        </goals>
                        <configuration>
                            <outputDirectory>${project.build.outputDirectory}</outputDirectory>
                            <resources>
                                <resource>
                                    <directory>src/main/java</directory>
                                    <filtering>false</filtering>
                                </resource>
                            </resources>
                        </configuration>
                    </execution>
                    <execution>
                        <id>copy-themes</id>
                        <!-- here the phase you need -->
                        <phase>prepare-package</phase>
                        <goals>
                            <goal>copy-resources</goal>
                        </goals>
                        <configuration>
                            <outputDirectory>${project.build.outputDirectory}/com/vaadin/themes/public</outputDirectory>
                            <resources>
                                <resource>
                                    <directory>${project.build.directory}/themes/VAADIN/themes</directory>
                                    <filtering>false</filtering>
                                </resource>
                            </resources>
                        </configuration>
                    </execution>
                </executions>
            </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>org.codehaus.mojo</groupId>
                <artifactId>exec-maven-plugin</artifactId>
                <executions>
                    <execution>
                        <id>generate-export-package</id>
                        <phase>package</phase>
                        <goals>
                            <goal>exec</goal>
                        </goals>
                        <configuration>
                            <classpathScope>compile</classpathScope>
                            <executable>${java.home}/bin/java</executable>
                            <arguments>
                                <argument>-Dvaadin.version=${parsedVersion.majorVersion}.${parsedVersion.minorVersion}.${parsedVersion.incrementalVersion}</argument>
                                <argument>-DincludeNumberPackages=1</argument>

                                <argument>-classpath</argument>
                                <classpath />

                                <argument>com.vaadin.buildhelpers.GeneratePackageExports</argument>

                                <argument>${project.build.directory}/${project.build.finalName}.${project.packaging}
                                </argument>
                                <argument>com/vaadin</argument>
                            </arguments>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-jar-plugin</artifactId>
                <version>2.6</version>
                <configuration>
                    <archive>
                        <manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
                        <index>false</index>
                        <manifest>
                            <addDefaultImplementationEntries>true</addDefaultImplementationEntries>
                        </manifest>
                    </archive>
                </configuration>
            </plugin>
        </plugins>
    </build>

</project>