<project ...>
  ...
  <dependencies>
    ...
    <dependency>
        <groupId>${project.groupId}</groupId>
        <artifactId>${artifactId.prefix}-xmlns-model</artifactId>
        <version>${project.parent.version}</version>
    </dependency>
    ...
  </dependencies>
  <build>
    <plugins>
        ...
        <plugin>
            <groupId>org.jvnet.jaxb2.maven2</groupId>
            <artifactId>maven-jaxb2-plugin</artifactId>
            <configuration>
                <verbose>true</verbose>
                <extension>true</extension>
                <strict>false</strict>
                <useDependenciesAsEpisodes>true</useDependenciesAsEpisodes>
                ...
                <catalog>src/main/jaxb/catalog.xml</catalog>
                <schemaDirectory>src/main/resources</schemaDirectory>
                <schemaIncludes>
                    <include>xacml-core-v3-schema-wd-17.xsd</include>
                </schemaIncludes>
            </configuration>
            <executions>
                <execution>
                    <goals>
                        <goal>generate</goal>
                    </goals>
                </execution>
            </executions>
        </plugin>
    </plugins>
  </build>
</project>

<xs:import namespace="http://www.w3.org/XML/1998/namespace" schemaLocation="http://www.w3.org/2001/xml.xsd"/>

<?xml version="1.0" encoding="UTF-8"?>
<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog">
  <system systemId="http://www.w3.org/2001/xml.xsd" uri="maven:org.ow2.authzforce:authzforce-ce-xmlns-model:jar!/xml.xsd" />
</catalog>

<xs:import namespace="http://www.w3.org/XML/1998/namespace" />

<?xml version="1.0" encoding="UTF-8"?>
<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog">
  <public publicId="http://www.w3.org/XML/1998/namespace" uri="maven:org.ow2.authzforce:authzforce-ce-xmlns-model:jar!/xml.xsd" />
</catalog>