[FLINK-30052] format pom.xml whitespace
diff --git a/flink-connector-kafka-e2e-tests/flink-end-to-end-tests-common-kafka/pom.xml b/flink-connector-kafka-e2e-tests/flink-end-to-end-tests-common-kafka/pom.xml
index fab0ce7..8c41d11 100644
--- a/flink-connector-kafka-e2e-tests/flink-end-to-end-tests-common-kafka/pom.xml
+++ b/flink-connector-kafka-e2e-tests/flink-end-to-end-tests-common-kafka/pom.xml
@@ -18,220 +18,220 @@
 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/xsd/maven-4.0.0.xsd">
-	<parent>
-		<groupId>org.apache.flink</groupId>
-		<artifactId>flink-connector-kafka-e2e-tests</artifactId>
-		<version>3.0-SNAPSHOT</version>
-	</parent>
-	<modelVersion>4.0.0</modelVersion>
+         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">
+    <parent>
+        <groupId>org.apache.flink</groupId>
+        <artifactId>flink-connector-kafka-e2e-tests</artifactId>
+        <version>3.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
 
-	<artifactId>flink-end-to-end-tests-common-kafka</artifactId>
-	<name>Flink : E2E Tests : Common Kafka</name>
+    <artifactId>flink-end-to-end-tests-common-kafka</artifactId>
+    <name>Flink : E2E Tests : Common Kafka</name>
 
-	<repositories>
-		<repository>
-			<id>confluent</id>
-			<url>https://packages.confluent.io/maven/</url>
-		</repository>
-	</repositories>
+    <repositories>
+        <repository>
+            <id>confluent</id>
+            <url>https://packages.confluent.io/maven/</url>
+        </repository>
+    </repositories>
 
-	<properties>
-		<confluent.version>6.2.2</confluent.version>
-	</properties>
+    <properties>
+        <confluent.version>6.2.2</confluent.version>
+    </properties>
 
-	<dependencies>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-connector-kafka</artifactId>
-			<version>${project.version}</version>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-test-utils-junit</artifactId>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.junit.jupiter</groupId>
-			<artifactId>junit-jupiter</artifactId>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-streaming-kafka-test</artifactId>
-			<version>${project.version}</version>
-			<!-- ensure the test jars are built beforehand -->
-			<scope>provided</scope>
-			<exclusions>
-				<exclusion>
-					<!-- For dependency convergence; conflicting dependencies are not loaded at the same time -->
-					<groupId>org.apache.flink</groupId>
-					<artifactId>flink-connector-kafka</artifactId>
-				</exclusion>
-			</exclusions>
-		</dependency>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-kafka</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-test-utils-junit</artifactId>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-streaming-kafka-test</artifactId>
+            <version>${project.version}</version>
+            <!-- ensure the test jars are built beforehand -->
+            <scope>provided</scope>
+            <exclusions>
+                <exclusion>
+                    <!-- For dependency convergence; conflicting dependencies are not loaded at the same time -->
+                    <groupId>org.apache.flink</groupId>
+                    <artifactId>flink-connector-kafka</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.kafka</groupId>
-			<artifactId>kafka-clients</artifactId>
-			<version>${kafka.version}</version>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.kafka</groupId>
+            <artifactId>kafka-clients</artifactId>
+            <version>${kafka.version}</version>
+        </dependency>
 
-		<!-- The following dependencies are for connector/format sql-jars that
-			we copy using the maven-dependency-plugin. When extending the test
- 			to cover more connectors/formats, add a dependency here and an entry
-			to the dependency-plugin configuration below.
-			This ensures that all modules we actually need (as defined by the
- 			dependency-plugin configuration) are built before this module. -->
-		<dependency>
-			<!-- Used by maven-dependency-plugin -->
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-sql-avro</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<!-- Used by maven-dependency-plugin -->
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-sql-avro-confluent-registry</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <!-- The following dependencies are for connector/format sql-jars that
+            we copy using the maven-dependency-plugin. When extending the test
+             to cover more connectors/formats, add a dependency here and an entry
+            to the dependency-plugin configuration below.
+            This ensures that all modules we actually need (as defined by the
+             dependency-plugin configuration) are built before this module. -->
+        <dependency>
+            <!-- Used by maven-dependency-plugin -->
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-sql-avro</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <!-- Used by maven-dependency-plugin -->
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-sql-avro-confluent-registry</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.testcontainers</groupId>
-			<artifactId>kafka</artifactId>
-		</dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>kafka</artifactId>
+        </dependency>
 
-		<dependency>
-			<!-- https://mvnrepository.com/artifact/io.confluent/kafka-avro-serializer -->
-			<groupId>io.confluent</groupId>
-			<artifactId>kafka-avro-serializer</artifactId>
-			<version>${confluent.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <!-- https://mvnrepository.com/artifact/io.confluent/kafka-avro-serializer -->
+            <groupId>io.confluent</groupId>
+            <artifactId>kafka-avro-serializer</artifactId>
+            <version>${confluent.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>io.confluent</groupId>
-			<artifactId>kafka-schema-registry-client</artifactId>
-			<version>${confluent.version}</version>
-			<scope>test</scope>
-			<exclusions>
-				<exclusion>
-					<groupId>org.apache.kafka</groupId>
-					<artifactId>kafka-clients</artifactId>
-				</exclusion>
-			</exclusions>
-		</dependency>
+        <dependency>
+            <groupId>io.confluent</groupId>
+            <artifactId>kafka-schema-registry-client</artifactId>
+            <version>${confluent.version}</version>
+            <scope>test</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.apache.kafka</groupId>
+                    <artifactId>kafka-clients</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.avro</groupId>
-			<artifactId>avro</artifactId>
-			<version>${avro.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.avro</groupId>
+            <artifactId>avro</artifactId>
+            <version>${avro.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-connector-test-utils</artifactId>
-			<version>${flink.version}</version>
-			<exclusions>
-				<exclusion>
-					<groupId>com.google.guava</groupId>
-					<artifactId>guava</artifactId>
-				</exclusion>
-			</exclusions>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-connector-kafka</artifactId>
-			<version>${project.version}</version>
-			<type>test-jar</type>
-		</dependency>
-		<dependency>
-			<groupId>org.hamcrest</groupId>
-			<artifactId>hamcrest-all</artifactId>
-			<version>${hamcrest.version}</version>
-			<scope>test</scope>
-		</dependency>
-	</dependencies>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-test-utils</artifactId>
+            <version>${flink.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.google.guava</groupId>
+                    <artifactId>guava</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-kafka</artifactId>
+            <version>${project.version}</version>
+            <type>test-jar</type>
+        </dependency>
+        <dependency>
+            <groupId>org.hamcrest</groupId>
+            <artifactId>hamcrest-all</artifactId>
+            <version>${hamcrest.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-dependency-plugin</artifactId>
-				<executions>
-					<execution>
-						<id>copy</id>
-						<phase>pre-integration-test</phase>
-						<goals>
-							<goal>copy</goal>
-						</goals>
-					</execution>
-				</executions>
-				<configuration>
-					<artifactItems>
-						<artifactItem>
-							<groupId>org.apache.flink</groupId>
-							<artifactId>flink-streaming-kafka-test</artifactId>
-							<version>${project.version}</version>
-							<type>jar</type>
-							<overWrite>true</overWrite>
-							<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
-						</artifactItem>
-						<artifactItem>
-							<groupId>org.apache.flink</groupId>
-							<artifactId>flink-sql-avro</artifactId>
-							<version>${flink.version}</version>
-							<destFileName>avro.jar</destFileName>
-							<type>jar</type>
-							<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
-						</artifactItem>
-						<artifactItem>
-							<groupId>org.apache.flink</groupId>
-							<artifactId>flink-sql-avro-confluent-registry</artifactId>
-							<version>${flink.version}</version>
-							<destFileName>avro-confluent.jar</destFileName>
-							<type>jar</type>
-							<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
-						</artifactItem>
-						<artifactItem>
-							<groupId>org.apache.flink</groupId>
-							<artifactId>flink-sql-connector-kafka</artifactId>
-							<version>${project.version}</version>
-							<destFileName>sql-kafka.jar</destFileName>
-							<type>jar</type>
-							<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
-						</artifactItem>
-						<artifactItem>
-							<groupId>org.apache.flink</groupId>
-							<artifactId>flink-connector-kafka</artifactId>
-							<version>${project.version}</version>
-							<destFileName>kafka-connector.jar</destFileName>
-							<type>jar</type>
-							<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
-						</artifactItem>
-						<artifactItem>
-							<groupId>org.apache.flink</groupId>
-							<artifactId>flink-connector-test-utils</artifactId>
-							<version>${flink.version}</version>
-							<destFileName>flink-connector-testing.jar</destFileName>
-							<type>jar</type>
-							<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
-						</artifactItem>
-						<artifactItem>
-							<groupId>org.apache.kafka</groupId>
-							<artifactId>kafka-clients</artifactId>
-							<version>${kafka.version}</version>
-							<destFileName>kafka-clients.jar</destFileName>
-							<type>jar</type>
-							<outputDirectory>${project.build.directory}/dependencies</outputDirectory>
-						</artifactItem>
-					</artifactItems>
-				</configuration>
-			</plugin>
-		</plugins>
-	</build>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>copy</id>
+                        <phase>pre-integration-test</phase>
+                        <goals>
+                            <goal>copy</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <artifactItems>
+                        <artifactItem>
+                            <groupId>org.apache.flink</groupId>
+                            <artifactId>flink-streaming-kafka-test</artifactId>
+                            <version>${project.version}</version>
+                            <type>jar</type>
+                            <overWrite>true</overWrite>
+                            <outputDirectory>${project.build.directory}/dependencies</outputDirectory>
+                        </artifactItem>
+                        <artifactItem>
+                            <groupId>org.apache.flink</groupId>
+                            <artifactId>flink-sql-avro</artifactId>
+                            <version>${flink.version}</version>
+                            <destFileName>avro.jar</destFileName>
+                            <type>jar</type>
+                            <outputDirectory>${project.build.directory}/dependencies</outputDirectory>
+                        </artifactItem>
+                        <artifactItem>
+                            <groupId>org.apache.flink</groupId>
+                            <artifactId>flink-sql-avro-confluent-registry</artifactId>
+                            <version>${flink.version}</version>
+                            <destFileName>avro-confluent.jar</destFileName>
+                            <type>jar</type>
+                            <outputDirectory>${project.build.directory}/dependencies</outputDirectory>
+                        </artifactItem>
+                        <artifactItem>
+                            <groupId>org.apache.flink</groupId>
+                            <artifactId>flink-sql-connector-kafka</artifactId>
+                            <version>${project.version}</version>
+                            <destFileName>sql-kafka.jar</destFileName>
+                            <type>jar</type>
+                            <outputDirectory>${project.build.directory}/dependencies</outputDirectory>
+                        </artifactItem>
+                        <artifactItem>
+                            <groupId>org.apache.flink</groupId>
+                            <artifactId>flink-connector-kafka</artifactId>
+                            <version>${project.version}</version>
+                            <destFileName>kafka-connector.jar</destFileName>
+                            <type>jar</type>
+                            <outputDirectory>${project.build.directory}/dependencies</outputDirectory>
+                        </artifactItem>
+                        <artifactItem>
+                            <groupId>org.apache.flink</groupId>
+                            <artifactId>flink-connector-test-utils</artifactId>
+                            <version>${flink.version}</version>
+                            <destFileName>flink-connector-testing.jar</destFileName>
+                            <type>jar</type>
+                            <outputDirectory>${project.build.directory}/dependencies</outputDirectory>
+                        </artifactItem>
+                        <artifactItem>
+                            <groupId>org.apache.kafka</groupId>
+                            <artifactId>kafka-clients</artifactId>
+                            <version>${kafka.version}</version>
+                            <destFileName>kafka-clients.jar</destFileName>
+                            <type>jar</type>
+                            <outputDirectory>${project.build.directory}/dependencies</outputDirectory>
+                        </artifactItem>
+                    </artifactItems>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
 </project>
diff --git a/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test-base/pom.xml b/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test-base/pom.xml
index ae60c92..07468fd 100644
--- a/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test-base/pom.xml
+++ b/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test-base/pom.xml
@@ -18,26 +18,26 @@
 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/xsd/maven-4.0.0.xsd">
-	<parent>
-		<groupId>org.apache.flink</groupId>
-		<artifactId>flink-connector-kafka-e2e-tests</artifactId>
-		<version>3.0-SNAPSHOT</version>
-	</parent>
-	<modelVersion>4.0.0</modelVersion>
+         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">
+    <parent>
+        <groupId>org.apache.flink</groupId>
+        <artifactId>flink-connector-kafka-e2e-tests</artifactId>
+        <version>3.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
 
-	<artifactId>flink-streaming-kafka-test-base</artifactId>
-	<name>Flink : E2E Tests : Streaming Kafka base</name>
+    <artifactId>flink-streaming-kafka-test-base</artifactId>
+    <name>Flink : E2E Tests : Streaming Kafka base</name>
 
-	<packaging>jar</packaging>
+    <packaging>jar</packaging>
 
-	<dependencies>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-streaming-java</artifactId>
-			<version>${flink.version}</version>
-		</dependency>
-	</dependencies>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-streaming-java</artifactId>
+            <version>${flink.version}</version>
+        </dependency>
+    </dependencies>
 
 </project>
diff --git a/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test/pom.xml b/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test/pom.xml
index 564ab23..8c877dc 100644
--- a/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test/pom.xml
+++ b/flink-connector-kafka-e2e-tests/flink-streaming-kafka-test/pom.xml
@@ -18,70 +18,71 @@
 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/xsd/maven-4.0.0.xsd">
-	<parent>
-		<groupId>org.apache.flink</groupId>
-		<artifactId>flink-connector-kafka-e2e-tests</artifactId>
-		<version>3.0-SNAPSHOT</version>
-	</parent>
-	<modelVersion>4.0.0</modelVersion>
+         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">
+    <parent>
+        <groupId>org.apache.flink</groupId>
+        <artifactId>flink-connector-kafka-e2e-tests</artifactId>
+        <version>3.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
 
-	<artifactId>flink-streaming-kafka-test</artifactId>
-	<name>Flink : E2E Tests : Streaming Kafka</name>
+    <artifactId>flink-streaming-kafka-test</artifactId>
+    <name>Flink : E2E Tests : Streaming Kafka</name>
 
-	<dependencies>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-streaming-kafka-test-base</artifactId>
-			<version>${project.version}</version>
-		</dependency>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-streaming-kafka-test-base</artifactId>
+            <version>${project.version}</version>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-connector-kafka</artifactId>
-			<version>${project.version}</version>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-kafka</artifactId>
+            <version>${project.version}</version>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-streaming-java</artifactId>
-			<version>${flink.version}</version>
-		</dependency>
-	</dependencies>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-streaming-java</artifactId>
+            <version>${flink.version}</version>
+        </dependency>
+    </dependencies>
 
-	<build>
-		<finalName>KafkaExample</finalName>
-		<plugins>
-			<!-- Use the shade plugin to build a fat jar for the kafka connector test -->
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-shade-plugin</artifactId>
-				<executions>
-					<execution>
-						<id>shade-flink</id>
-						<phase>none</phase>
-					</execution>
-					<execution>
-						<id>fat-jar-kafka-example</id>
-						<phase>package</phase>
-						<goals>
-							<goal>shade</goal>
-						</goals>
-						<configuration>
-							<shadeTestJar>false</shadeTestJar>
-							<shadedArtifactAttached>false</shadedArtifactAttached>
-							<createDependencyReducedPom>false</createDependencyReducedPom>
-							<transformers>
-								<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-									<mainClass>org.apache.flink.streaming.kafka.test.KafkaExample</mainClass>
-								</transformer>
-							</transformers>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-		</plugins>
-	</build>
+    <build>
+        <finalName>KafkaExample</finalName>
+        <plugins>
+            <!-- Use the shade plugin to build a fat jar for the kafka connector test -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>shade-flink</id>
+                        <phase>none</phase>
+                    </execution>
+                    <execution>
+                        <id>fat-jar-kafka-example</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <shadeTestJar>false</shadeTestJar>
+                            <shadedArtifactAttached>false</shadedArtifactAttached>
+                            <createDependencyReducedPom>false</createDependencyReducedPom>
+                            <transformers>
+                                <transformer
+                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <mainClass>org.apache.flink.streaming.kafka.test.KafkaExample</mainClass>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
 
 </project>
diff --git a/flink-connector-kafka/pom.xml b/flink-connector-kafka/pom.xml
index 6ce7a63..5210aff 100644
--- a/flink-connector-kafka/pom.xml
+++ b/flink-connector-kafka/pom.xml
@@ -18,294 +18,294 @@
 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/xsd/maven-4.0.0.xsd">
+         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>
+    <modelVersion>4.0.0</modelVersion>
 
-	<parent>
-		<groupId>org.apache.flink</groupId>
-		<artifactId>flink-connector-kafka-parent</artifactId>
-		<version>3.0-SNAPSHOT</version>
-	</parent>
+    <parent>
+        <groupId>org.apache.flink</groupId>
+        <artifactId>flink-connector-kafka-parent</artifactId>
+        <version>3.0-SNAPSHOT</version>
+    </parent>
 
-	<artifactId>flink-connector-kafka</artifactId>
-	<name>Flink : Connectors : Kafka</name>
+    <artifactId>flink-connector-kafka</artifactId>
+    <name>Flink : Connectors : Kafka</name>
 
-	<packaging>jar</packaging>
+    <packaging>jar</packaging>
 
-	<properties>
-		<scala.binary.version>2.12</scala.binary.version>
-		<powermock.version>2.0.9</powermock.version>
-	</properties>
+    <properties>
+        <scala.binary.version>2.12</scala.binary.version>
+        <powermock.version>2.0.9</powermock.version>
+    </properties>
 
-	<dependencies>
+    <dependencies>
 
-		<!-- Core -->
+        <!-- Core -->
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-streaming-java</artifactId>
-			<version>${flink.version}</version>
-			<scope>provided</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-streaming-java</artifactId>
+            <version>${flink.version}</version>
+            <scope>provided</scope>
+        </dependency>
 
-		<!-- Connectors -->
+        <!-- Connectors -->
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-connector-base</artifactId>
-			<version>${flink.version}</version>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-base</artifactId>
+            <version>${flink.version}</version>
+        </dependency>
 
-		<!-- Table ecosystem -->
+        <!-- Table ecosystem -->
 
-		<!-- Projects depending on this project won't depend on flink-table-*. -->
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-table-api-java-bridge</artifactId>
-			<version>${flink.version}</version>
-			<scope>provided</scope>
-			<optional>true</optional>
-		</dependency>
+        <!-- Projects depending on this project won't depend on flink-table-*. -->
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-table-api-java-bridge</artifactId>
+            <version>${flink.version}</version>
+            <scope>provided</scope>
+            <optional>true</optional>
+        </dependency>
 
-		<!-- Kafka -->
+        <!-- Kafka -->
 
-		<dependency>
-			<groupId>org.apache.kafka</groupId>
-			<artifactId>kafka-clients</artifactId>
-			<version>${kafka.version}</version>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.kafka</groupId>
+            <artifactId>kafka-clients</artifactId>
+            <version>${kafka.version}</version>
+        </dependency>
 
-		<!-- Tests -->
+        <!-- Tests -->
 
-		<dependency>
-			<groupId>org.hamcrest</groupId>
-			<artifactId>hamcrest-all</artifactId>
-			<version>${hamcrest.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.hamcrest</groupId>
+            <artifactId>hamcrest-all</artifactId>
+            <version>${hamcrest.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.powermock</groupId>
-			<artifactId>powermock-module-junit4</artifactId>
-			<version>${powermock.version}</version>
-			<type>jar</type>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.powermock</groupId>
+            <artifactId>powermock-module-junit4</artifactId>
+            <version>${powermock.version}</version>
+            <type>jar</type>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.powermock</groupId>
-			<artifactId>powermock-api-mockito2</artifactId>
-			<version>${powermock.version}</version>
-			<type>jar</type>
-			<scope>test</scope>
-			<exclusions>
-				<exclusion>
-					<groupId>org.mockito</groupId>
-					<artifactId>mockito-core</artifactId>
-				</exclusion>
-			</exclusions>
-		</dependency>
+        <dependency>
+            <groupId>org.powermock</groupId>
+            <artifactId>powermock-api-mockito2</artifactId>
+            <version>${powermock.version}</version>
+            <type>jar</type>
+            <scope>test</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.mockito</groupId>
+                    <artifactId>mockito-core</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-core</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-			<type>test-jar</type>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-core</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+            <type>test-jar</type>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-streaming-java</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-			<type>test-jar</type>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-streaming-java</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+            <type>test-jar</type>
+        </dependency>
 
 
-		<dependency>
-			<!-- include kafka server for tests  -->
-			<groupId>org.apache.kafka</groupId>
-			<artifactId>kafka_${scala.binary.version}</artifactId>
-			<version>${kafka.version}</version>
-			<exclusions>
-				<exclusion>
-					<groupId>org.slf4j</groupId>
-					<artifactId>slf4j-api</artifactId>
-				</exclusion>
-			</exclusions>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <!-- include kafka server for tests  -->
+            <groupId>org.apache.kafka</groupId>
+            <artifactId>kafka_${scala.binary.version}</artifactId>
+            <version>${kafka.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+                    <artifactId>slf4j-api</artifactId>
+                </exclusion>
+            </exclusions>
+            <scope>test</scope>
+        </dependency>
 
-		<!-- Required to execute the kafka server for testing. Please change the zookeeper version accordingly when changing the Kafka version
+        <!-- Required to execute the kafka server for testing. Please change the zookeeper version accordingly when changing the Kafka version
              https://github.com/apache/kafka/blob/839b886f9b732b151e1faeace7303c80641c08c4/gradle/dependencies.gradle#L122 -->
-		<dependency>
-			<groupId>org.apache.zookeeper</groupId>
-			<artifactId>zookeeper</artifactId>
-			<version>${zookeeper.version}</version>
-			<scope>test</scope>
-			<exclusions>
-				<exclusion>
-					<groupId>org.slf4j</groupId>
-					<artifactId>slf4j-log4j12</artifactId>
-				</exclusion>
-			</exclusions>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.zookeeper</groupId>
+            <artifactId>zookeeper</artifactId>
+            <version>${zookeeper.version}</version>
+            <scope>test</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+                    <artifactId>slf4j-log4j12</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
 
-		<dependency>
-			<groupId>org.testcontainers</groupId>
-			<artifactId>kafka</artifactId>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>kafka</artifactId>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.testcontainers</groupId>
-			<artifactId>junit-jupiter</artifactId>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-test-utils</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-test-utils</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-connector-test-utils</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-test-utils</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-runtime</artifactId>
-			<version>${flink.version}</version>
-			<type>test-jar</type>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-runtime</artifactId>
+            <version>${flink.version}</version>
+            <type>test-jar</type>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-metrics-jmx</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-metrics-jmx</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<!-- Kafka table factory testing -->
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-table-common</artifactId>
-			<version>${flink.version}</version>
-			<type>test-jar</type>
-			<scope>test</scope>
-		</dependency>
+        <!-- Kafka table factory testing -->
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-table-common</artifactId>
+            <version>${flink.version}</version>
+            <type>test-jar</type>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-table-test-utils</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-table-test-utils</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-table-api-scala-bridge_${scala.binary.version}</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-table-planner_${scala.binary.version}</artifactId>
-			<version>${flink.version}</version>
-			<type>test-jar</type>
-			<scope>test</scope>
-		</dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-table-api-scala-bridge_${scala.binary.version}</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-table-planner_${scala.binary.version}</artifactId>
+            <version>${flink.version}</version>
+            <type>test-jar</type>
+            <scope>test</scope>
+        </dependency>
 
-		<!-- Kafka SQL IT test with formats -->
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-json</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-avro</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-avro-confluent-registry</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-csv</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
+        <!-- Kafka SQL IT test with formats -->
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-json</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-avro</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-avro-confluent-registry</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-csv</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
 
-		<!-- ArchUnit test dependencies -->
+        <!-- ArchUnit test dependencies -->
 
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-architecture-tests-test</artifactId>
-			<scope>test</scope>
-		</dependency>
-	</dependencies>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-architecture-tests-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-jar-plugin</artifactId>
-				<executions>
-					<execution>
-						<goals>
-							<goal>test-jar</goal>
-						</goals>
-						<configuration>
-							<includes>
-								<include>**/KafkaTestEnvironment*</include>
-								<include>**/testutils/*</include>
-								<include>META-INF/LICENSE</include>
-								<include>META-INF/NOTICE</include>
-							</includes>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-source-plugin</artifactId>
-				<executions>
-					<execution>
-						<id>attach-test-sources</id>
-						<goals>
-							<goal>test-jar-no-fork</goal>
-						</goals>
-						<configuration>
-							<archive>
-								<!-- Globally exclude maven metadata, because it may accidentally bundle files we don't intend to -->
-								<addMavenDescriptor>false</addMavenDescriptor>
-							</archive>
-							<includes>
-								<include>**/KafkaTestEnvironment*</include>
-								<include>**/testutils/*</include>
-								<include>META-INF/LICENSE</include>
-								<include>META-INF/NOTICE</include>
-							</includes>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-		</plugins>
-	</build>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>test-jar</goal>
+                        </goals>
+                        <configuration>
+                            <includes>
+                                <include>**/KafkaTestEnvironment*</include>
+                                <include>**/testutils/*</include>
+                                <include>META-INF/LICENSE</include>
+                                <include>META-INF/NOTICE</include>
+                            </includes>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>attach-test-sources</id>
+                        <goals>
+                            <goal>test-jar-no-fork</goal>
+                        </goals>
+                        <configuration>
+                            <archive>
+                                <!-- Globally exclude maven metadata, because it may accidentally bundle files we don't intend to -->
+                                <addMavenDescriptor>false</addMavenDescriptor>
+                            </archive>
+                            <includes>
+                                <include>**/KafkaTestEnvironment*</include>
+                                <include>**/testutils/*</include>
+                                <include>META-INF/LICENSE</include>
+                                <include>META-INF/NOTICE</include>
+                            </includes>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
 
 </project>
diff --git a/flink-sql-connector-kafka/pom.xml b/flink-sql-connector-kafka/pom.xml
index 914937b..a5bbdeb 100644
--- a/flink-sql-connector-kafka/pom.xml
+++ b/flink-sql-connector-kafka/pom.xml
@@ -18,84 +18,84 @@
 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/xsd/maven-4.0.0.xsd">
+         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>
+    <modelVersion>4.0.0</modelVersion>
 
-	<parent>
-		<groupId>org.apache.flink</groupId>
-		<artifactId>flink-connector-kafka-parent</artifactId>
-		<version>3.0-SNAPSHOT</version>
-	</parent>
+    <parent>
+        <groupId>org.apache.flink</groupId>
+        <artifactId>flink-connector-kafka-parent</artifactId>
+        <version>3.0-SNAPSHOT</version>
+    </parent>
 
-	<artifactId>flink-sql-connector-kafka</artifactId>
-	<name>Flink : Connectors : SQL : Kafka</name>
+    <artifactId>flink-sql-connector-kafka</artifactId>
+    <name>Flink : Connectors : SQL : Kafka</name>
 
-	<packaging>jar</packaging>
+    <packaging>jar</packaging>
 
-	<properties>
-		<japicmp.skip>true</japicmp.skip>
-	</properties>
+    <properties>
+        <japicmp.skip>true</japicmp.skip>
+    </properties>
 
-	<dependencies>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-connector-kafka</artifactId>
-			<version>${project.version}</version>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.flink</groupId>
-			<artifactId>flink-test-utils</artifactId>
-			<version>${flink.version}</version>
-			<scope>test</scope>
-		</dependency>
-	</dependencies>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-connector-kafka</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.flink</groupId>
+            <artifactId>flink-test-utils</artifactId>
+            <version>${flink.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
-	<build>
-		<plugins>
-			<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>
-									<include>org.apache.flink:flink-connector-base</include>
-									<include>org.apache.flink:flink-connector-kafka</include>
-									<include>org.apache.kafka:*</include>
-								</includes>
-							</artifactSet>
-							<filters>
-								<filter>
-									<artifact>org.apache.kafka:*</artifact>
-									<excludes>
-										<exclude>kafka/kafka-version.properties</exclude>
-										<exclude>LICENSE</exclude>
-										<!-- Does not contain anything relevant.
-											Cites a binary dependency on jersey, but this is neither reflected in the
-											dependency graph, nor are any jersey files bundled. -->
-										<exclude>NOTICE</exclude>
-										<exclude>common/**</exclude>
-									</excludes>
-								</filter>
-							</filters>
-							<relocations>
-								<relocation>
-									<pattern>org.apache.kafka</pattern>
-									<shadedPattern>org.apache.flink.kafka.shaded.org.apache.kafka</shadedPattern>
-								</relocation>
-							</relocations>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-		</plugins>
-	</build>
+    <build>
+        <plugins>
+            <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>
+                                    <include>org.apache.flink:flink-connector-base</include>
+                                    <include>org.apache.flink:flink-connector-kafka</include>
+                                    <include>org.apache.kafka:*</include>
+                                </includes>
+                            </artifactSet>
+                            <filters>
+                                <filter>
+                                    <artifact>org.apache.kafka:*</artifact>
+                                    <excludes>
+                                        <exclude>kafka/kafka-version.properties</exclude>
+                                        <exclude>LICENSE</exclude>
+                                        <!-- Does not contain anything relevant.
+                                            Cites a binary dependency on jersey, but this is neither reflected in the
+                                            dependency graph, nor are any jersey files bundled. -->
+                                        <exclude>NOTICE</exclude>
+                                        <exclude>common/**</exclude>
+                                    </excludes>
+                                </filter>
+                            </filters>
+                            <relocations>
+                                <relocation>
+                                    <pattern>org.apache.kafka</pattern>
+                                    <shadedPattern>org.apache.flink.kafka.shaded.org.apache.kafka</shadedPattern>
+                                </relocation>
+                            </relocations>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
 </project>