// TODO lifecycles being executed
// TODO what runs in each phase
// TODO plugins that need downloading
// TODO project dependencies that need downloading
// TODO unfortunately the plugins need to be downloaded in order to get the plugin.xml file. need to externalize this
//      from the plugin archive.
// TODO this will be the class that people get in IDEs to modify

/**
 * MavenExecutionPlan
 */

    public Lifecycle get(String phase) {
        return getPhaseToLifecycleMap().get(phase);
    }

    /**
     * We use this to map all phases to the lifecycle that contains it. This is used so that a user can specify the
     * phase they want to execute and we can easily determine what lifecycle we need to run.
     *
     * @return A map of lifecycles, indexed on id
     */
    public Map<String, Lifecycle> getPhaseToLifecycleMap() {

            return false;
        }

        MavenProject that = (MavenProject) other;

        return Objects.equals(getArtifactId(), that.getArtifactId())
                && Objects.equals(getGroupId(), that.getGroupId())
                && Objects.equals(getVersion(), that.getVersion());
    }

    @Override
    public int hashCode() {

        String goal = null;

        Plugin plugin = null;

        String[] tok = task.split(":");

        int numTokens = tok.length;

        if (numTokens >= 4) {
            // We have everything that we need
            //
            // org.apache.maven.plugins:maven-remote-resources-plugin:1.0:process
            //
            // groupId
            // artifactId
            // version
            // goal

            candidateSource = ModelSource.fromPath(candidateModel.getPomFile());
        }

        //
        // TODO jvz Why isn't all this checking the job of the duty of the workspace resolver, we know that we
        // have a model that is suitable, yet more checks are done here and the one for the version is problematic
        // before because with parents as ranges it will never work in this scenario.
        //

    /**
     * OS family that can be tested for. {@value}
     */
    private static final String FAMILY_OS2 = "os/2";

    /**
     * OS family that can be tested for. {@value}
     */
    private static final String FAMILY_NETWARE = "netware";

    /**
     * OS family that can be tested for. {@value}
     */
    private static final String FAMILY_DOS = "dos";

    /**
     * OS family that can be tested for. {@value}

     */
    @Nonnull
    String getLocation();

    /**
     * Gets the exception that caused this problem (if any).
     *
     * @return the exception that caused this problem or {@code null} if not applicable
     */
    @Nullable
    Exception getException();

    /**
     * Gets the message that describes this problem.
     *
     * @return the message describing this problem, never {@code null}
     */

    private final String lifecyclePhase;

    /**
     * Creates a new exception to indicate that the specified lifecycle phase is not defined by any known lifecycle.
     *
     * @param message The detail message, may be {@code null}.
     * @param lifecyclePhase The name of the lifecycle phase that could not be located, may be {@code null}.
     */

                return true;
            }
            if (o == null || getClass() != o.getClass()) {
                return false;
            }
            DefaultVersion that = (DefaultVersion) o;
            return delegate.equals(that.delegate);
        }

        @Override
        public int hashCode() {
            return delegate.hashCode();
        }

        @Override

    /**
     * Gets the problems that were encountered during the settings building. Note that only problems of severity
     * {@link BuilderProblem.Severity#WARNING} and below are reported here. Problems with a higher severity level cause
     * the settings builder to fail with a {@link ToolchainsBuilderException}.
     *