flink-python/pom.xml

<?xml version="1.0" encoding="UTF-8"?>
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regarding copyright ownership.  The ASF licenses this file
to you under the Apache License, Version 2.0 (the
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  http://www.apache.org/licenses/LICENSE-2.0

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software distributed under the License is distributed on an
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specific language governing permissions and limitations
under the License.
-->
<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/maven-v4_0_0.xsd">

	<modelVersion>4.0.0</modelVersion>

	<parent>
		<groupId>org.apache.flink</groupId>
		<artifactId>flink-parent</artifactId>
		<version>2.4-SNAPSHOT</version>
	</parent>

	<artifactId>flink-python</artifactId>
	<name>Flink : Python</name>

	<packaging>jar</packaging>

	<properties>
		<!-- Override Beam's optional transitive with a version that fixes CVE-2026-45292. -->
		<opentelemetry.bundled.version>1.62.0</opentelemetry.bundled.version>
		
		<!-- Arrow Java is released from apache/arrow-java and is not version-aligned with pyarrow. -->
		<arrow.version>19.0.0</arrow.version>
		<surefire.module.config><!--
			CommonTestUtils#setEnv
			-->--add-opens=java.base/java.util=ALL-UNNAMED <!--
			Kryo AtomicBoolean
			-->--add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED <!--
			Arrow MemoryUtil
			-->--add-opens=java.base/java.nio=ALL-UNNAMED <!--
			ArrowReaderWriterTest
			-->--sun-misc-unsafe-memory-access=allow <!--
			-->--enable-native-access=ALL-UNNAMED <!--
			-->-Dio.netty.tryReflectionSetAccessible=true
		</surefire.module.config>
	</properties>

	<dependencies>

		<!-- core dependencies -->

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-core</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-clients</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-streaming-java</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-table-common</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-table-runtime</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-connector-files</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-csv</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-avro</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-json</artifactId>
			<version>${project.version}</version>
			<scope>provided</scope>
		</dependency>

		<!-- Beam dependencies -->

		<dependency>
			<groupId>org.apache.beam</groupId>
			<artifactId>beam-runners-java-fn-execution</artifactId>
			<optional>${flink.markBundledAsOptional}</optional>
			<exclusions>
				<exclusion>
					<groupId>org.apache.beam</groupId>
					<artifactId>beam-vendor-bytebuddy-1_10_8</artifactId>
				</exclusion>
				<exclusion>
					<groupId>com.google.errorprone</groupId>
					<artifactId>error_prone_annotations</artifactId>
				</exclusion>
			</exclusions>
		</dependency>

		<dependency>
			<groupId>org.apache.beam</groupId>
			<artifactId>beam-runners-core-java</artifactId>
			<optional>${flink.markBundledAsOptional}</optional>
		</dependency>

		<!-- Declared optional by Beam; required at runtime for PipelineOptionsFactory. -->
		<dependency>
			<groupId>io.opentelemetry</groupId>
			<artifactId>opentelemetry-api</artifactId>
			<version>${opentelemetry.bundled.version}</version>
			<optional>${flink.markBundledAsOptional}</optional>
		</dependency>
		<dependency>
			<groupId>io.opentelemetry</groupId>
			<artifactId>opentelemetry-context</artifactId>
			<version>${opentelemetry.bundled.version}</version>
			<optional>${flink.markBundledAsOptional}</optional>
		</dependency>

		<!-- PemJa dependencies -->
		<dependency>
			<groupId>com.alibaba</groupId>
			<artifactId>pemja</artifactId>
			<version>0.6.3</version>
			<optional>${flink.markBundledAsOptional}</optional>
		</dependency>

		<!-- Protobuf dependencies -->

		<dependency>
			<groupId>com.google.protobuf</groupId>
			<artifactId>protobuf-java</artifactId>
			<optional>${flink.markBundledAsOptional}</optional>
		</dependency>

		<!-- Python API dependencies -->

		<dependency>
			<groupId>net.sf.py4j</groupId>
			<artifactId>py4j</artifactId>
			<optional>${flink.markBundledAsOptional}</optional>
		</dependency>
		<dependency>
			<groupId>net.razorvine</groupId>
			<artifactId>pyrolite</artifactId>
			<version>4.13</version>
			<optional>${flink.markBundledAsOptional}</optional>
			<exclusions>
				<exclusion>
					<groupId>net.razorvine</groupId>
					<artifactId>serpent</artifactId>
				</exclusion>
			</exclusions>
		</dependency>

		<!-- Arrow dependencies -->

		<dependency>
			<groupId>org.apache.arrow</groupId>
			<artifactId>arrow-vector</artifactId>
			<version>${arrow.version}</version>
			<optional>${flink.markBundledAsOptional}</optional>
			<exclusions>
				<exclusion>
					<groupId>commons-codec</groupId>
					<artifactId>commons-codec</artifactId>
				</exclusion>
			</exclusions>
		</dependency>
		<dependency>
			<groupId>org.apache.arrow</groupId>
			<artifactId>arrow-memory-netty</artifactId>
			<version>${arrow.version}</version>
			<optional>${flink.markBundledAsOptional}</optional>
		</dependency>

		<!-- test dependencies -->

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-core</artifactId>
			<version>${project.version}</version>
			<type>test-jar</type>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-connector-test-utils</artifactId>
			<version>${project.version}</version>
			<scope>test</scope>
			<exclusions>
				<exclusion>
					<!-- for dependency convergence -->
					<groupId>org.apache.curator</groupId>
					<artifactId>curator-test</artifactId>
				</exclusion>
			</exclusions>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-runtime</artifactId>
			<version>${project.version}</version>
			<type>test-jar</type>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-table-planner_${scala.binary.version}</artifactId>
			<version>${project.version}</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-streaming-java</artifactId>
			<version>${project.version}</version>
			<type>test-jar</type>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-table-runtime</artifactId>
			<version>${project.version}</version>
			<type>test-jar</type>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-table-planner_${scala.binary.version}</artifactId>
			<version>${project.version}</version>
			<type>test-jar</type>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-test-utils-junit</artifactId>
		</dependency>

		<dependency>
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-test-utils</artifactId>
			<version>${project.version}</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-avro</artifactId>
			<version>${project.version}</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-parquet</artifactId>
			<version>${project.version}</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-orc</artifactId>
			<version>${project.version}</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-connector-kafka</artifactId>
			<version>5.0.0-2.2</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-connector-elasticsearch7</artifactId>
			<version>3.0.0-1.16</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-connector-pulsar</artifactId>
			<version>4.0.0-1.17</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-connector-rabbitmq</artifactId>
			<version>3.0.0-1.16</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-connector-kinesis</artifactId>
			<version>4.0.0-1.16</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-sql-connector-aws-kinesis-firehose</artifactId>
			<version>4.0.0-1.16</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-connector-jdbc</artifactId>
			<version>3.1.1-1.17</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-connector-cassandra_${scala.binary.version}</artifactId>
			<version>3.0.0-1.16</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-statebackend-rocksdb</artifactId>
			<version>${project.version}</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<!-- Indirectly accessed in pyflink_gateway_server -->
			<groupId>org.apache.flink</groupId>
			<artifactId>flink-statebackend-rocksdb</artifactId>
			<version>${project.version}</version>
			<type>test-jar</type>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>commons-io</groupId>
			<artifactId>commons-io</artifactId>
			<version>${commons.io.version}</version>
			<scope>test</scope>
		</dependency>

		<dependency>
			<groupId>org.apache.commons</groupId>
			<artifactId>commons-lang3</artifactId>
		</dependency>

		<dependency>
			<groupId>com.fasterxml.jackson.datatype</groupId>
			<artifactId>jackson-datatype-jdk8</artifactId>
			<version>${jackson-bom.version}</version>
		</dependency>

	</dependencies>

	<dependencyManagement>
		<dependencies>
			<dependency>
				<groupId>net.sf.py4j</groupId>
				<artifactId>py4j</artifactId>
				<version>${py4j.version}</version>
			</dependency>

			<dependency>
				<groupId>org.apache.beam</groupId>
				<artifactId>beam-runners-java-fn-execution</artifactId>
				<version>${beam.version}</version>
			</dependency>

			<dependency>
				<groupId>org.apache.beam</groupId>
				<artifactId>beam-runners-core-java</artifactId>
				<version>${beam.version}</version>
			</dependency>

			<dependency>
				<groupId>com.google.protobuf</groupId>
				<artifactId>protobuf-java</artifactId>
				<version>${protoc.version}</version>
			</dependency>

			<dependency>
				<groupId>org.conscrypt</groupId>
				<artifactId>conscrypt-openjdk-uber</artifactId>
				<version>2.5.1</version>
				<scope>runtime</scope>
			</dependency>
		</dependencies>
	</dependencyManagement>

	<build>
		<resources>
			<resource>
				<directory>src/main/resources</directory>
			</resource>
		</resources>
		<plugins>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-antrun-plugin</artifactId>
				<executions>
					<execution>
						<id>clean</id>
						<phase>clean</phase>
						<goals>
							<goal>run</goal>
						</goals>
						<configuration>
							<target>
								<delete includeEmptyDirs="true">
									<fileset dir="${project.basedir}/pyflink"
											 includes="**/*.pyc,**/__pycache__"/>
									<fileset dir="${project.basedir}/pyflink">
										<and>
											<size value="0"/>
											<type type="dir"/>
										</and>
									</fileset>
								</delete>
								<delete file="${project.basedir}/lib/pyflink.zip"/>
								<delete dir="${project.basedir}/target"/>
								<delete dir="${project.basedir}/build"/>
								<delete dir="${project.basedir}/apache-flink-libraries/build"/>
								<delete dir="${project.basedir}/apache_flink.egg-info"/>
								<delete
									dir="${project.basedir}/apache-flink-libraries/apache_flink_libraries.egg-info"/>
							</target>
						</configuration>
					</execution>
					<execution>
						<id>generate-resources</id>
						<phase>generate-resources</phase>
						<goals>
							<goal>run</goal>
						</goals>
						<configuration>
							<target>
								<delete includeEmptyDirs="true">
									<fileset dir="${project.basedir}/pyflink"
											 includes="**/*.pyc,**/__pycache__"/>
									<fileset dir="${project.basedir}/pyflink">
										<and>
											<size value="0"/>
											<type type="dir"/>
										</and>
									</fileset>
								</delete>
								<delete file="${project.basedir}/lib/pyflink.zip"/>
								<zip destfile="${project.basedir}/lib/pyflink.zip">
									<fileset dir="${project.basedir}"
											 includes="pyflink/**/*"/>
								</zip>
							</target>
						</configuration>
					</execution>
					<execution>
						<id>build-test-jars</id>
						<phase>package</phase>
						<goals>
							<goal>run</goal>
						</goals>
						<configuration>
							<target>
								<jar destfile="${project.build.directory}/artifacts/testUdf1.jar"
									 basedir="${project.build.directory}/test-classes"
									 includes="**/TestScalarFunction1.class"/>

								<jar destfile="${project.build.directory}/artifacts/testUdf2.jar"
									 basedir="${project.build.directory}/test-classes"
									 includes="**/TestScalarFunction2.class"/>

								<jar destfile="${project.build.directory}/artifacts/testJavaDdl.jar"
									 basedir="${project.build.directory}/test-classes"
									 includes="**/PythonFunctionFactoryTest.class"/>

								<jar
									destfile="${project.build.directory}/artifacts/testDataStream.jar"
									basedir="${project.build.directory}/test-classes"
									includes="**/DataStreamTestCollectSink.class,**/MyCustomSourceFunction.class,**/PartitionCustomTestMapFunction.class"/>

								<jar destfile="${project.build.directory}/artifacts/dummy.jar"
									 basedir="${project.build.directory}/test-classes"
									 includes="**/TestJob.class">
									<manifest>
										<attribute name="Main-Class"
												   value="org.apache.flink.client.cli.TestJob"/>
									</manifest>
								</jar>
							</target>
						</configuration>
					</execution>
				</executions>
			</plugin>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-dependency-plugin</artifactId>
				<executions>
					<execution>
						<phase>package</phase>
						<goals>
							<goal>copy</goal>
						</goals>
						<configuration>
							<artifactItems>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-runtime</artifactId>
									<!-- Don't use test-jar type because of a bug in the plugin (MDEP-587). -->
									<classifier>tests</classifier>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-streaming-java</artifactId>
									<!-- Don't use test-jar type because of a bug in the plugin (MDEP-587). -->
									<classifier>tests</classifier>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-avro</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-parquet</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-orc</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-json</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-connector-kafka</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-connector-elasticsearch7</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-connector-pulsar</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-connector-rabbitmq</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-connector-kinesis</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-sql-connector-aws-kinesis-firehose
									</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-connector-jdbc</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-connector-files</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-connector-cassandra_${scala.binary.version}
									</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-statebackend-rocksdb</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-statebackend-rocksdb</artifactId>
									<!-- Don't use test-jar type because of a bug in the plugin (MDEP-587). -->
									<classifier>tests</classifier>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-connector-test-utils</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-test-utils</artifactId>
								</artifactItem>
								<artifactItem>
									<groupId>org.apache.flink</groupId>
									<artifactId>flink-test-utils-junit</artifactId>
								</artifactItem>
							</artifactItems>
							<outputDirectory>${project.build.directory}/test-dependencies
							</outputDirectory>
						</configuration>
					</execution>
				</executions>
			</plugin>
			<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>
							<includeGroupIds>junit</includeGroupIds>
							<outputDirectory>${project.build.directory}/test-dependencies
							</outputDirectory>
						</configuration>
					</execution>
				</executions>
			</plugin>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-shade-plugin</artifactId>
				<executions>
					<execution>
						<id>shade-flink</id>
						<phase>package</phase>
						<goals>
							<goal>shade</goal>
						</goals>
						<configuration>
							<artifactSet>
								<includes combine.children="append">
									<include>net.razorvine:*</include>
									<include>net.sf.py4j:*</include>
									<include>org.apache.beam:*</include>
									<include>io.opentelemetry:*</include>
									<include>com.fasterxml.jackson.core:*</include>
									<include>joda-time:*</include>
									<include>com.google.protobuf:*</include>
									<include>org.apache.arrow:*</include>
									<include>io.netty:*</include>
									<include>com.google.flatbuffers:*</include>
									<include>com.alibaba:pemja</include>
								</includes>
							</artifactSet>
							<filters>
								<filter>
									<artifact>org.apache.beam:beam-sdks-java-core</artifact>
									<excludes>
										<exclude>org/apache/beam/repackaged/core/org/antlr/**
										</exclude>
										<exclude>
											org/apache/beam/repackaged/core/org/apache/commons/compress/**
										</exclude>
										<exclude>
											org/apache/beam/repackaged/core/org/apache/commons/lang3/**
										</exclude>
									</excludes>
								</filter>
								<filter>
									<artifact>org.apache.beam:beam-vendor-grpc-1_43_2</artifact>
									<excludes>
										<exclude>org/apache/beam/vendor/grpc/v1p43p2/org/jboss/**
										</exclude>
										<exclude>schema/**</exclude>
										<exclude>
											org/apache/beam/vendor/grpc/v1p43p2/org/eclipse/jetty/**
										</exclude>
									</excludes>
								</filter>
								<filter>
									<artifact>*:*</artifact>
									<excludes>
										<exclude>LICENSE-junit.txt</exclude>
										<exclude>LICENSE.txt</exclude>
										<exclude>LICENSE</exclude>
										<exclude>META-INF/LICENSE.txt</exclude>
										<exclude>*.proto</exclude>
										<!-- Drop stale JPMS descriptors from relocated multi-release jars (e.g. jackson, netty) -->
										<exclude>META-INF/**/module-info.class</exclude>
									</excludes>
								</filter>
							</filters>
							<relocations combine.children="append">
								<relocation>
									<pattern>py4j</pattern>
									<shadedPattern>org.apache.flink.api.python.shaded.py4j
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>net.razorvine</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.net.razorvine
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>com.fasterxml.jackson</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.com.fasterxml.jackson
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>io.opentelemetry</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.io.opentelemetry
									</shadedPattern>
								</relocation>
								<!--
								Manually relocate multi-release classes to the correct shaded package. This is needed
								due to a bug in the Maven Shade plugin, which only relocates the content but not
								the package structure itself, see https://github.com/apache/maven-shade-plugin/issues/652
								-->
								<relocation>
									<pattern>META-INF/versions/(\d+)/com/fasterxml/jackson/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/com/fasterxml/jackson/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<!--
								Same maven-shade-plugin#652 workaround as the jackson relocation above, extended to every
								relocated package: keep each dependency's multi-release (META-INF/versions/N) classes aligned
								with its relocated base classes. No-op for non-multi-release jars.
								-->
								<relocation>
									<pattern>META-INF/versions/(\d+)/py4j/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/py4j/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/net/razorvine/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/net/razorvine/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/org/joda/time/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/org/joda/time/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/com/google/protobuf/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/com/google/protobuf/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/org/apache/arrow/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/org/apache/arrow/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/io/netty/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/io/netty/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/io/opentelemetry/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/io/opentelemetry/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/com/google/flatbuffers/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/api/python/shaded/com/google/flatbuffers/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>META-INF/versions/(\d+)/org/apache/avro/</pattern>
									<shadedPattern>META-INF/versions/$1/org/apache/flink/avro/shaded/org/apache/avro/</shadedPattern>
									<rawString>true</rawString>
								</relocation>
								<relocation>
									<pattern>org.joda.time</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.org.joda.time
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>com.google.protobuf</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.com.google.protobuf
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>org.apache.arrow</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.org.apache.arrow
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>io.netty</pattern>
									<shadedPattern>org.apache.flink.api.python.shaded.io.netty
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>com.google.flatbuffers</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.com.google.flatbuffers
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>com.google.protobuf</pattern>
									<shadedPattern>
										org.apache.flink.api.python.shaded.com.google.protobuf
									</shadedPattern>
								</relocation>
								<relocation>
									<pattern>org.apache.avro</pattern>
									<shadedPattern>org.apache.flink.avro.shaded.org.apache.avro
									</shadedPattern>
								</relocation>
							</relocations>
							<transformers combine.children="append">
								<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
									<manifestEntries>
										<Multi-Release>true</Multi-Release>
									</manifestEntries>
								</transformer>
							</transformers>
						</configuration>
					</execution>
				</executions>
			</plugin>
			<plugin>
				<groupId>io.github.ascopes</groupId>
				<artifactId>protobuf-maven-plugin</artifactId>
				<executions>
					<execution>
						<goals>
							<goal>generate</goal>
						</goals>
						<configuration>
							<sourceDirectories>
								<sourceDirectory>${project.basedir}/pyflink/proto</sourceDirectory>
							</sourceDirectories>
						</configuration>
					</execution>
				</executions>
			</plugin>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-surefire-plugin</artifactId>
				<configuration>
					<systemPropertyVariables>
						<!-- Arrow requires the property io.netty.tryReflectionSetAccessible to
						be set to true for JDK >= 9. Please refer to ARROW-5412 for more details. -->
						<io.netty.tryReflectionSetAccessible>true
						</io.netty.tryReflectionSetAccessible>
					</systemPropertyVariables>
				</configuration>
			</plugin>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-jar-plugin</artifactId>
				<executions>
					<execution>
						<id>test-jar</id>
						<goals>
							<goal>test-jar</goal>
						</goals>
					</execution>
				</executions>
			</plugin>
		</plugins>
	</build>
</project>