jasperreports-maven-plugin usage in a web application

pom.xml

<properties>
  <jasperreports.version>4.6.0</jasperreports.version>
  <groovy.version>1.8.6</groovy.version>
</properties>

<dependencies>
    <dependency>
        <groupId>net.sf.jasperreports</groupId>
        <artifactId>jasperreports</artifactId>
        <version>${jasperreports.version}</version>
        <exclusions>
          <exclusion>
            <groupId>commons-logging</groupId>
            <artifactId>commons-logging</artifactId>
          </exclusion>
        </exclusions>
    </dependency>
</dependencies>

<build>
    <plugins>
        <plugin>
          <groupId>org.codehaus.mojo</groupId>
          <artifactId>jasperreports-maven-plugin</artifactId>
          <version>1.0-beta-2</version>
          <configuration>
            <outputDirectory>${project.build.outputDirectory}/reports</outputDirectory>
          </configuration>
          
          <executions>
            <!-- We need to wait until after the java classes have been compiled to compile the reports -->
            <execution>
                <phase>compile</phase>
                <goals>
                  <goal>compile-reports</goal>
                </goals>
            </execution>
          </executions>
          
          <dependencies>
            <dependency>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>jasperreports-maven-plugin</artifactId>
                <version>1.0-beta-2</version>
                <exclusions>
                  <exclusion>
                    <groupId>jasperreports</groupId>
                    <artifactId>jasperreports</artifactId>
                  </exclusion>
                </exclusions>
            </dependency>
            <dependency>
                <groupId>net.sf.jasperreports</groupId>
                <artifactId>jasperreports</artifactId>
                <version>${jasperreports.version}</version>
                <exclusions>
                  <exclusion>
                    <groupId>commons-logging</groupId>
                    <artifactId>commons-logging</artifactId>
                  </exclusion>
                </exclusions>
            </dependency>
            <dependency>
                <groupId>org.codehaus.groovy</groupId>
                <artifactId>groovy-all</artifactId>
                <version>${groovy.version}</version>
            </dependency>
          </dependencies>
        </plugin>
    </plugins>
</build>