@Inject
    protected PlexusContainer container;

    @Inject
    protected org.eclipse.aether.RepositorySystem repositorySystem;

    @Inject
    protected RepositorySystem mavenRepositorySystem;

    @Inject
    protected org.apache.maven.project.ProjectBuilder projectBuilder;

    protected abstract String getProjectsDirectory();

    protected PlexusContainer getContainer() {

    //                                                                          ==========
    protected final String _tableDbName = "duplicate_host";
    protected final String _tableDispName = "duplicate_host";
    protected final String _tablePropertyName = "DuplicateHost";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override

    //                                                                          ==========
    protected final String _tableDbName = "related_query";
    protected final String _tableDispName = "related_query";
    protected final String _tablePropertyName = "RelatedQuery";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override

    //                                                                          ==========
    protected final String _tableDbName = "role_type";
    protected final String _tableDispName = "role_type";
    protected final String _tablePropertyName = "RoleType";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override

    extends AbstractContainerTester<Collection<E>, E> {

  // TODO: replace this with an accessor.
  protected Collection<E> collection;

  @Override
  protected Collection<E> actualContents() {
    return collection;
  }

  // TODO: dispose of this once collection is encapsulated.
  @Override
  @CanIgnoreReturnValue
  protected Collection<E> resetContainer(Collection<E> newContents) {
    collection = super.resetContainer(newContents);

    extends AbstractContainerTester<Collection<E>, E> {

  // TODO: replace this with an accessor.
  protected Collection<E> collection;

  @Override
  protected Collection<E> actualContents() {
    return collection;
  }

  // TODO: dispose of this once collection is encapsulated.
  @Override
  @CanIgnoreReturnValue
  protected Collection<E> resetContainer(Collection<E> newContents) {
    collection = super.resetContainer(newContents);

        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        public void doColumn(String name) {

        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        public void doColumn(String name) {

        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        public void doColumn(String name) {

  protected Collection<Method> suppressForSingletonSet() {
    return emptySet();
  }

  protected Collection<Method> suppressForHashSet() {
    return emptySet();
  }

  protected Collection<Method> suppressForLinkedHashSet() {
    return emptySet();
  }

  protected Collection<Method> suppressForEnumSet() {
    return emptySet();
  }