<groupId>org.apache.maven.wagon</groupId>
        <artifactId>wagon-provider-test</artifactId>
        <version>1.0-beta-2</version>
      </dependency>
      <dependency>
        <groupId>org.apache.maven.wagon</groupId>
        <artifactId>wagon-ssh-common-test</artifactId>
        <version>1.0-beta-2</version>
      </dependency>
      <dependency>
        <groupId>org.apache.maven.wagon</groupId>

    </dependency>
    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-api-xml</artifactId>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>
        <groupId>org.codehaus.modello</groupId>
        <artifactId>modello-maven-plugin</artifactId>
        <executions>
          <execution>
            <id>plugin</id>
            <goals>

    }

    public Artifact createArtifact(String groupId, String artifactId, String version, String packaging) {
        return createArtifact(groupId, artifactId, version, null, packaging);
    }

    public Artifact createArtifact(String groupId, String artifactId, String version, String scope, String type) {
        return new DefaultArtifact(groupId, artifactId, version, scope, type, null, new TestArtifactHandler(type));
    }

    @Override
    public String toString() {
        return groupId + ":" + artifactId + ":" + version;
    }

    public String toDomainString() {
        return groupId + ":" + artifactId;
    }

    public String getGroupId() {
        return groupId;
    }

    public void setGroupId(String groupId) {
        this.groupId = groupId;
    }

    public String getArtifactId() {

    }

    public static String versionlessKey(String groupId, String artifactId) {
        notBlank(groupId, "groupId can neither be null, empty nor blank");
        notBlank(artifactId, "artifactId can neither be null, empty nor blank");

        return groupId + ":" + artifactId;
    }

    public static String key(Artifact artifact) {

  </scm>
  <dependencies>
    <dependency>
      <groupId>org.codehaus.plexus</groupId>
      <artifactId>plexus-utils</artifactId>
      <version>1.4.5</version>
    </dependency>
    <dependency>
      <groupId>org.codehaus.plexus</groupId>
      <artifactId>plexus-container-default</artifactId>
      <version>1.0-alpha-32</version>
    </dependency>
    <dependency>
      <groupId>org.codehaus.plexus</groupId>

  <parent>
    <groupId>org.sonatype.mavenbook.multi</groupId>
    <artifactId>simple-parent</artifactId>
  </parent>
  <artifactId>simple-weather</artifactId>
  <packaging>jar</packaging>

  <name>Multi Chapter Simple Weather API</name>

  <dependencies>
    <dependency>
      <groupId>org.sonatype.mavenbook.multi</groupId>
      <artifactId>simple-testutils</artifactId>

    public ArtifactResolutionException(
            String message,
            String groupId,
            String artifactId,
            String version,
            String type,
            String classifier,
            List<ArtifactRepository> remoteRepositories,
            List<String> path,
            Throwable t) {
        super(message, groupId, artifactId, version, type, classifier, remoteRepositories, path, t);
    }

    Artifact createParentArtifact(String groupId, String artifactId, String version);

    Artifact createPluginArtifact(String groupId, String artifactId, VersionRange versionRange);

    Artifact createProjectArtifact(String groupId, String artifactId, String version, String scope);

    Artifact createExtensionArtifact(String groupId, String artifactId, VersionRange versionRange);

    }

    private void validateIdentity() {
        if (empty(groupId)) {
            throw new InvalidArtifactRTException(
                    groupId, artifactId, getVersion(), type, "The groupId cannot be empty.");
        }

        if (artifactId == null) {
            throw new InvalidArtifactRTException(
                    groupId, artifactId, getVersion(), type, "The artifactId cannot be empty.");
        }