/**
     * Gets the start time of the build.
     *
     * @return The start time of the build or {@code null} if unknown.
     */
    Date getBuildStartTime();

    /**
     * Sets the start time of the build.
     *
     * @param buildStartTime The start time of the build, may be {@code null}.
     * @return This request, never {@code null}.
     */

         * way for users to customize Maven's behavior at runtime.
         */
        USER_PROPERTIES,
        /**
         * Project model properties. These properties are defined in the project's POM file (pom.xml) and
         * are read from the project model during the build. They represent build-time configuration that

            context.logger.error(messageBuilderFactory
                    .builder()
                    .error("Error: configuration exist. Use --force if you want to reset existing configuration.")
                    .build());
            return BAD_OPERATION;
        }

        context.addInHeader(context.style.italic().bold().foreground(Colors.rgbColor("yellow")), "goal: init");
        context.addInHeader("");

  <artifactId>testinvalidpom</artifactId>
  <version>0.0.1-SNAPSHOT</version>

  <build>
    <pluginManagement>
      <plugins>
        <plugin>
          <groupId></groupId>
          <artifactId>this-is-the-artifact</artifactId>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>

<project>
  <modelVersion>4.0.0</modelVersion>

  <groupId>org.apache.maven.test</groupId>
  <artifactId>project-with-build-extensions-plugin</artifactId>
  <version>1.0</version>

  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin</artifactId>
        <version>0.1</version>
        <extensions>true</extensions>
        <executions>
          <execution>

            return this;
        }

        /**
         * Builds a new XmlNode instance with the current builder settings.
         *
         * @return a new immutable XmlNode instance
         * @throws NullPointerException if name has not been set
         */
        public XmlNode build() {
            return new Impl(prefix, namespaceUri, name, value, attributes, children, inputLocation);

    <properties>
        <codehaus.groupId>org.codehaus.mojo</codehaus.groupId>
    </properties>

    <build>
        <pluginManagement>
            <plugins>
                <plugin>
                    <groupId>${codehaus.groupId}</groupId>
                    <artifactId>build-helper-maven-plugin</artifactId>
                    <version>3.2.0</version>
                    <executions>

    <name>Maven Integration Test :: Dummy Parent</name>

    <build>
        <pluginManagement>
            <plugins>
                <plugin>
                    <artifactId>maven-clean-plugin</artifactId>
                    <version>0.1</version>
                </plugin>
            </plugins>
        </pluginManagement>
    </build>

                .installationToolchainsSource(installationToolchainsFile)
                .userToolchainsSource(userToolchainsSource)
                .build();
    }

    @Nonnull
    static ToolchainsBuilderRequest build(
            @Nonnull ProtoSession session,
            @Nullable Path installationToolchainsFile,
            @Nullable Path userToolchainsPath) {
        return builder()

    /**
     * Returns the path to the built project artifact file, if the project has been built.
     * This path is only available after the artifact has been produced during the build lifecycle.
     *
     * @param project the project to get the artifact path for
     * @return an Optional containing the path to the built artifact if available,
     *         or empty if the artifact hasn't been built yet
     */
    @Nonnull