Maven setup for integration testing with DynamoDB

pom.xml

<project>
  <properties>
    <!--
    Choose the region that is closest to you for fastest download.
    -->
    <aws.region>us-west-2</aws.region>
  </properties>
...
  <build>
    <plugins>
      <!--
      Step 1: Downlaod the DynamoDB Local artifact.
          This will download to a Maven cache on disk and is kept unless the cache is cleared.
      -->
      <plugin>
        <groupId>com.googlecode.maven-download-plugin</groupId>
        <artifactId>download-maven-plugin</artifactId>
        <executions>
          <execution>
            <id>install-dynamodb_local</id>
            <phase>pre-integration-test</phase>
            <goals>
              <goal>wget</goal>
            </goals>
            <configuration>
              <url>http://dynamodb-local.s3-website-${aws.region}.amazonaws.com/dynamodb_local_latest.zip</url>
              <unpack>true</unpack>
              <outputDirectory>${project.build.directory}/dynamodb</outputDirectory>
            </configuration>
          </execution>
        </executions>
      </plugin>

      <!--
      Step 2: Reserve a local port for Dynamo to start on.
      -->
      <plugin>
        <groupId>org.codehaus.mojo</groupId>
        <artifactId>build-helper-maven-plugin</artifactId>
        <executions>
          <execution>
            <goals>
              <goal>reserve-network-port</goal>
            </goals>
            <phase>initialize</phase>
            <configuration>
              <portNames>
                <portName>dynamodblocal.port</portName>
              </portNames>
            </configuration>
          </execution>
        </executions>
      </plugin>

      <!--
      Step 3: Start DynamoDB_Local just before integration tests are run.
          This plugin will also cleanup the process during the post-integration-test phase.
      -->
      <plugin>
        <groupId>com.bazaarvoice.maven.plugins</groupId>
        <artifactId>process-exec-maven-plugin</artifactId>
        <executions>
          <execution>
            <id>dynamodb_local</id>
            <phase>pre-integration-test</phase>
            <goals>
              <goal>start</goal>
            </goals>
            <configuration>
              <name>dynamodb_local</name>
              <waitAfterLaunch>1</waitAfterLaunch>
              <arguments>
                <argument>java</argument>
                <argument>-Djava.library.path=dynamodb/DynamoDBLocal_lib</argument>
                <argument>-jar</argument>
                <argument>dynamodb/DynamoDBLocal.jar</argument>
                <argument>-port</argument>
                <argument>${dynamodblocal.port}</argument>
                <argument>-sharedDb</argument>
                <argument>-inMemory</argument>
              </arguments>
            </configuration>
          </execution>
        </executions>
      </plugin>

      <!--
      Step 4: Use the failsafe plugin to run integration tests.
      -->
      <plugin>
        <groupId>org.apache.maven.plugins </groupId>
        <artifactId>maven-failsafe-plugin</artifactId>
        <configuration>
          <systemPropertyVariables>
            <dynamo.endpoint>http://localhost:${dynamodblocal.port}</dynamo.endpoint>
          </systemPropertyVariables>
        </configuration>
      </plugin>
    </plugins>
  </build>
</project>