}

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public void setID (@Nullable final String sID)
  {
    m_sID = sID;
  }

  @Nullable
  public String getID ()
  {
    return m_sID;
  }

  public void setRich (@Nullable final PSRichGroup aRich)
  {
    m_aRich = aRich;
  }

  @Nullable
  public PSRichGroup getRich ()
  {
    return m_aRich;
  }

  public void addText (@Nonnull @Nonempty final String sText)

    return m_aContent.getAllInstanceOf (PSName.class);
  }

  public void addValueOf (@Nonnull final PSValueOf aValueOf)
  {
    ValueEnforcer.notNull (aValueOf, "ValueOf");
    m_aContent.add (aValueOf);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSValueOf> getAllValueOfs ()
  {
    return m_aContent.getAllInstanceOf (PSValueOf.class);
  }

  public void addEmph (@Nonnull final PSEmph aEmph)
  {
    ValueEnforcer.notNull (aEmph, "Emph");
    m_aContent.add (aEmph);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSEmph> getAllEmphs ()
  {
    return m_aContent.getAllInstanceOf (PSEmph.class);
  }

  public void addDir (@Nonnull final PSDir aDir)
  {
    ValueEnforcer.notNull (aDir, "Dir");
    m_aContent.add (aDir);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSDir> getAllDirs ()
  {
    return m_aContent.getAllInstanceOf (PSDir.class);
  }

  public void addSpan (@Nonnull final PSSpan aSpan)
  {
    ValueEnforcer.notNull (aSpan, "Span");
    m_aContent.add (aSpan);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSSpan> getAllSpans ()
  {
    return m_aContent.getAllInstanceOf (PSSpan.class);
  }

  /**
   * @return A list of {@link String}, {@link PSName}, {@link PSValueOf},
   *         {@link PSEmph}, {@link PSDir} and {@link PSSpan} elements.
   */
  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <Object> getAllContentElements ()
  {
    return m_aContent.getClone ();
  }

  @Nonnull
  public IMicroElement getAsMicroElement ()
  {
    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON,

      aErrorHandler.error (this, "<diagnostic> has no 'id'");
  }

  public boolean isMinimal ()
  {
    return false;
  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public void setID (@Nullable final String sID)
  {
    m_sID = sID;
  }

  @Nullable
  public String getID ()
  {
    return m_sID;
  }

  public void setRich (@Nullable final PSRichGroup aRich)

    for (final Object aContent : m_aContent)
      if (aContent instanceof IPSElement)
        if (!((IPSElement) aContent).isMinimal ())
          return false;
    return true;
  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  /**
   * @param sPattern
   *        The ID of the pattern to set active.
   */
  public void setPattern (@Nullable final String sPattern)

  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public void setID (@Nullable final String sID)
  {
    m_sID = sID;
  }

  @Nullable
  public String getID ()
  {
    return m_sID;
  }

  public void setClazz (@Nullable final String sClass)

      aDiagnostic.validateCompletely (aErrorHandler);
  }

  public boolean isMinimal ()
  {
    return false;
  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public void addInclude (@Nonnull final PSInclude aInclude)

      aErrorHandler.error (this, "<diagnostic> has no 'id'");
  }

  public boolean isMinimal ()
  {
    return false;
  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public void setID (@Nullable final String sID)

      aErrorHandler.error (this, "<dir> has no content");
  }

  public boolean isMinimal ()
  {
    return true;
  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public void setValue (@Nullable final EDirValue eValue)

        if (!((IPSElement) aContent).isMinimal ())
          return false;
    return true;
  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public boolean isAssert ()

    return true;
  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public boolean isAssert ()

  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  /**
   * @param sPattern
   *        The ID of the pattern to set active.
   */
  public void setPattern (@Nullable final String sPattern)

  }

  public void addForeignElement (@Nonnull final IMicroElement aForeignElement)
  {
    ValueEnforcer.notNull (aForeignElement, "ForeignElement");
    if (aForeignElement.hasParent ())
      throw new IllegalArgumentException ("ForeignElement already has a parent!");
    if (m_aForeignElements == null)
      m_aForeignElements = new CommonsArrayList <> ();
    m_aForeignElements.add (aForeignElement);
  }

  public boolean hasForeignElements ()
  {
    return m_aForeignElements != null && m_aForeignElements.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IMicroElement> getAllForeignElements ()
  {
    return new CommonsArrayList <> (m_aForeignElements);
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public boolean isAssert ()

    return m_aContent.containsAny (e -> e instanceof PSParam);
  }

  public void addP (@Nonnull final PSP aP)
  {
    ValueEnforcer.notNull (aP, "P");
    m_aContent.add (aP);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSP> getAllPs ()
  {
    return m_aContent.getAllInstanceOf (PSP.class);
  }

  public void addLet (@Nonnull final PSLet aLet)
  {
    ValueEnforcer.notNull (aLet, "Let");
    m_aContent.add (aLet);
  }

  public boolean hasAnyLet ()
  {
    return m_aContent.containsAny (e -> e instanceof PSLet);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSLet> getAllLets ()
  {
    return m_aContent.getAllInstanceOf (PSLet.class);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllLetsAsMap ()
  {
    final ICommonsOrderedMap <String, String> ret = new CommonsLinkedHashMap <> ();
    for (final IPSElement aElement : m_aContent)
      if (aElement instanceof PSLet)
      {
        final PSLet aLet = (PSLet) aElement;
        ret.put (aLet.getName (), aLet.getValue ());
      }
    return ret;
  }

    return m_aContent.getAllInstanceOf (String.class);
  }

  public void addDir (@Nonnull final PSDir aDir)
  {
    ValueEnforcer.notNull (aDir, "Dir");
    m_aContent.add (aDir);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSDir> getAllDirs ()
  {
    return m_aContent.getAllInstanceOf (PSDir.class);
  }

  public void addEmph (@Nonnull final PSEmph aEmph)
  {
    ValueEnforcer.notNull (aEmph, "Emph");
    m_aContent.add (aEmph);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSEmph> getAllEmphs ()
  {
    return m_aContent.getAllInstanceOf (PSEmph.class);
  }

  public void addSpan (@Nonnull final PSSpan aSpan)
  {
    ValueEnforcer.notNull (aSpan, "Span");
    m_aContent.add (aSpan);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSSpan> getAllSpans ()
  {
    return m_aContent.getAllInstanceOf (PSSpan.class);
  }

  /**
   * @return A list of {@link String}, {@link PSDir}, {@link PSEmph} and
   *         {@link PSSpan} elements.
   */
  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <Object> getAllContentElements ()
  {
    return m_aContent.getClone ();
  }

  @Nonnull
  public IMicroElement getAsMicroElement ()
  {
    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_ACTIVE);

          if (CSchematron.NAMESPACE_SCHEMATRON.equals (eElement.getNamespaceURI ()))
          {
            final String sLocalName = eElement.getLocalName ();
            if (sLocalName.equals (CSchematronXML.ELEMENT_DIR))
              ret.addDir (readDirFromXML (eElement));
            else
              if (sLocalName.equals (CSchematronXML.ELEMENT_EMPH))
                ret.addEmph (readEmphFromXML (eElement));
              else
                if (sLocalName.equals (CSchematronXML.ELEMENT_SPAN))
                  ret.addSpan (readSpanFromXML (eElement));
                else
                  _warn (ret, "Unsupported Schematron element '" + sLocalName + "'");
          }
          else
            ret.addForeignElement (eElement.getClone ());

          break;
        case COMMENT:
          // Ignore comments
          break;
        default:
          _warn (ret, "Unsupported child node: " + aActiveChild);

      m_aLinkable.fillMicroElement (ret);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final Object aContent : m_aContent)
      if (aContent instanceof String)
        ret.appendText ((String) aContent);
      else
        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).append ("isAssert", m_bIsAssert)

    return m_aIncludes.getClone ();
  }

  public void addLet (@Nonnull final PSLet aLet)
  {
    ValueEnforcer.notNull (aLet, "Let");
    m_aLets.add (aLet);
  }

  public boolean hasAnyLet ()
  {
    return m_aLets.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSLet> getAllLets ()
  {
    return m_aLets.getClone ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllLetsAsMap ()
  {
    final ICommonsOrderedMap <String, String> ret = new CommonsLinkedHashMap <> ();
    for (final PSLet aLet : m_aLets)
      ret.put (aLet.getName (), aLet.getValue ());
    return ret;
  }

  public void addAssertReport (@Nonnull final PSAssertReport aAssertReport)

              if (sLocalName.equals (CSchematronXML.ELEMENT_VALUE_OF))
                ret.addValueOf (readValueOfFromXML (eElement));
              else
                if (sLocalName.equals (CSchematronXML.ELEMENT_EMPH))
                  ret.addEmph (readEmphFromXML (eElement));
                else
                  if (sLocalName.equals (CSchematronXML.ELEMENT_DIR))
                    ret.addDir (readDirFromXML (eElement));
                  else
                    if (sLocalName.equals (CSchematronXML.ELEMENT_SPAN))
                      ret.addSpan (readSpanFromXML (eElement));
                    else
                      _warn (ret, "Unsupported Schematron element '" + sLocalName + "'");
          }
          else
            ret.addForeignElement (eElement.getClone ());

          break;
        case COMMENT:
          // Ignore comments
          break;
        default:
          _warn (ret, "Unsupported child node: " + aAssertReportChild);

  }

  public void addText (@Nonnull @Nonempty final String sText)
  {
    ValueEnforcer.notEmpty (sText, "Text");
    m_aContent.add (sText);
  }

  public boolean hasAnyText ()
  {
    return m_aContent.containsAny (e -> e instanceof String);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <String> getAllTexts ()
  {
    return m_aContent.getAllInstanceOf (String.class);
  }

  public void addDir (@Nonnull final PSDir aDir)
  {
    ValueEnforcer.notNull (aDir, "Dir");
    m_aContent.add (aDir);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSDir> getAllDirs ()
  {
    return m_aContent.getAllInstanceOf (PSDir.class);
  }

      m_aLinkable.fillMicroElement (ret);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final Object aContent : m_aContent)
      if (aContent instanceof String)
        ret.appendText ((String) aContent);
      else
        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Override

    ret.setAttribute (CSchematronXML.ATTR_PATTERN, m_sPattern);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final Object aContent : m_aContent)
      if (aContent instanceof String)
        ret.appendText ((String) aContent);
      else
        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Nonnull
  public PSActive getClone ()

      aErrorHandler.error (this, "<ns> has no 'prefix'");
  }

  public boolean isMinimal ()
  {
    return true;
  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  /**
   * @param sUri
   *        The namespace URI.
   */
  public void setUri (@Nullable final String sUri)

    ret.setAttribute (CSchematronXML.ATTR_PATTERN, m_sPattern);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final Object aContent : m_aContent)
      if (aContent instanceof String)
        ret.appendText ((String) aContent);
      else
        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Nonnull

  }

  public void addForeignAttribute (@Nonnull final String sAttrName, @Nonnull final String sAttrValue)
  {
    ValueEnforcer.notNull (sAttrName, "AttrName");
    ValueEnforcer.notNull (sAttrValue, "AttrValue");
    if (m_aForeignAttrs == null)
      m_aForeignAttrs = new CommonsLinkedHashMap <> ();
    m_aForeignAttrs.put (sAttrName, sAttrValue);
  }

  public boolean hasForeignAttributes ()
  {
    return m_aForeignAttrs != null && m_aForeignAttrs.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, String> getAllForeignAttributes ()
  {
    return new CommonsLinkedHashMap <> (m_aForeignAttrs);
  }

  public boolean isAssert ()

    return m_aContent.getAllInstanceOf (PSEmph.class);
  }

  public void addSpan (@Nonnull final PSSpan aSpan)
  {
    ValueEnforcer.notNull (aSpan, "Span");
    m_aContent.add (aSpan);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSSpan> getAllSpans ()
  {
    return m_aContent.getAllInstanceOf (PSSpan.class);
  }

  /**
   * @return A list of {@link String}, {@link PSDir}, {@link PSEmph} and
   *         {@link PSSpan} elements.
   */
  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <Object> getAllContentElements ()
  {
    return m_aContent.getClone ();
  }

  @Nonnull
  public IMicroElement getAsMicroElement ()
  {
    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_ACTIVE);

      ret.appendChild (m_aTitle.getAsMicroElement ());
    for (final IPSElement aContent : m_aContent)
      ret.appendChild (aContent.getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).append ("abstract", m_bAbstract)

    if (m_aCustomErrorListener != null)
      aTransformer.setErrorListener (m_aCustomErrorListener);
    else
      aTransformer.setErrorListener (new LoggingTransformErrorListener (Locale.US));

    // Set the optional URI Resolver
    if (m_aCustomURIResolver != null)
      aTransformer.setURIResolver (m_aCustomURIResolver);

    // Set all custom parameters
    if (m_aCustomParameters != null)
      for (final Map.Entry <String, ?> aEntry : m_aCustomParameters.entrySet ())
        aTransformer.setParameter (aEntry.getKey (), aEntry.getValue ());

    // Debug print the created XSLT document
    if (false)

        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).appendIfNotNull ("id", m_sID)
                                       .appendIfNotNull ("class", m_sClass)

    eDiagnostic.forAllAttributes ( (sNS, sAttrName, sVal) -> {
      final String sAttrValue = _getAttributeValue (sVal);
      if (sAttrName.equals (CSchematronXML.ATTR_ID))
        ret.setID (sAttrValue);
      else
        if (PSRichGroup.isRichAttribute (sAttrName))
          _handleRichGroup (sAttrName, sAttrValue, aRichGroup);
        else
          ret.addForeignAttribute (sAttrName, sAttrValue);
    });
    ret.setRich (aRichGroup);

    eLet.forAllAttributes ( (sNS, sAttrName, sVal) -> {
      final String sAttrValue = _getAttributeValue (sVal);
      if (sAttrName.equals (CSchematronXML.ATTR_NAME))
        ret.setName (sAttrValue);
      else
        if (sAttrName.equals (CSchematronXML.ATTR_VALUE))
          ret.setValue (sAttrValue);
        else
          _warn (ret, "Unsupported attribute '" + sAttrName + "'='" + sAttrValue + "'");
    });

  }

  public void addText (@Nonnull @Nonempty final String sText)
  {
    ValueEnforcer.notEmpty (sText, "Text");
    m_aContent.add (sText);
  }

  public boolean hasAnyText ()
  {
    return m_aContent.containsAny (e -> e instanceof String);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <String> getAllTexts ()
  {
    return m_aContent.getAllInstanceOf (String.class);
  }

  public void addDir (@Nonnull final PSDir aDir)

        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).append ("isAssert", m_bIsAssert)

              ret.setDiagnostics (sAttrValue);
            else
              if (PSRichGroup.isRichAttribute (sAttrName))
                _handleRichGroup (sAttrName, sAttrValue, aRichGroup);
              else
                if (PSLinkableGroup.isLinkableAttribute (sAttrName))
                  _handleLinkableGroup (sAttrName, sAttrValue, aLinkableGroup);
                else
                  ret.addForeignAttribute (sAttrName, sAttrValue);
    });
    ret.setRich (aRichGroup);
    ret.setLinkable (aLinkableGroup);

    ret.setAttribute (CSchematronXML.ATTR_RULE, m_sRule);
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).appendIfNotNull ("rule", m_sRule)

      m_aRich.fillMicroElement (ret);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final PSInclude aInclude : m_aIncludes)
      ret.appendChild (aInclude.getAsMicroElement ());
    if (m_aTitle != null)
      ret.appendChild (m_aTitle.getAsMicroElement ());
    for (final IPSElement aContent : m_aContent)

public class PSValidationHandlerBreakOnFirstError extends AbstractPSPartialValidationHandler
{
  private EValidity m_eValidity = EValidity.VALID;

  @Override
  @Nonnull
  public EContinue onFailedAssert (@Nonnull final PSAssertReport aAssertReport,
                                   @Nonnull final String sTestExpression,
                                   @Nonnull final Node aRuleMatchingNode,
                                   final int nNodeIndex,
                                   @Nullable final Object aContext)
  {
    m_eValidity = EValidity.INVALID;
    return EContinue.BREAK;
  }

  @Override
  @Nonnull
  public EContinue onSuccessfulReport (@Nonnull final PSAssertReport aAssertReport,

                ret.addEmph (readEmphFromXML (eElement));
              else
                if (sLocalName.equals (CSchematronXML.ELEMENT_SPAN))
                  ret.addSpan (readSpanFromXML (eElement));
                else
                  _warn (ret, "Unsupported Schematron element '" + sLocalName + "'");
          }
          else
            ret.addForeignElement (eElement.getClone ());

          break;
        case COMMENT:
          // Ignore comments
          break;
        default:
          _warn (ret, "Unsupported child node: " + aActiveChild);

    eInclude.forAllChildElements (eValueOfChild -> {
      if (CSchematron.NAMESPACE_SCHEMATRON.equals (eValueOfChild.getNamespaceURI ()))
      {
        _warn (ret, "Unsupported Schematron element '" + eValueOfChild.getLocalName () + "'");
      }
      else
        _warn (ret, "Unsupported namespace URI '" + eValueOfChild.getNamespaceURI () + "'");
    });
    return ret;
  }

  /**
   * Read a <let> element
   *
   * @param eLet
   *        The source micro element. Never <code>null</code>.
   * @return The created domain object. May not be <code>null</code>.
   */
  @Nonnull
  public PSLet readLetFromXML (@Nonnull final IMicroElement eLet)

    eLet.forAllChildElements (eLetChild -> {
      if (CSchematron.NAMESPACE_SCHEMATRON.equals (eLetChild.getNamespaceURI ()))
      {
        _warn (ret, "Unsupported Schematron element '" + eLetChild.getLocalName () + "'");
      }
      else
        _warn (ret, "Unsupported namespace URI '" + eLetChild.getNamespaceURI () + "'");
    });
    return ret;
  }

  /**
   * Read a <name> element
   *
   * @param eName
   *        The source micro element. Never <code>null</code>.
   * @return The created domain object. May not be <code>null</code>.
   */
  @Nonnull
  public PSName readNameFromXML (@Nonnull final IMicroElement eName)

        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).append ("isAssert", m_bIsAssert)

    ret.setValue (m_eValue);
    for (final String sContent : m_aContent)
      ret.addText (sContent);
    if (hasForeignElements ())
      ret.addForeignElements (m_aForeignElements);
    if (hasForeignAttributes ())
      ret.addForeignAttributes (m_aForeignAttrs);
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).appendIfNotNull ("value", m_eValue)

    if (m_aTitle != null && !m_aTitle.isValid (aErrorHandler))
      return false;
    for (final IPSElement aContent : m_aContent)
      if (!aContent.isValid (aErrorHandler))
        return false;
    return true;
  }

  public void validateCompletely (@Nonnull final IPSErrorHandler aErrorHandler)
  {
    // If abstract, an ID must be present
    if (m_bAbstract && StringHelper.hasNoText (m_sID))
      aErrorHandler.error (this, "abstract <pattern> does not have an 'id'");

  public EContinue onFailedAssert (@Nonnull final PSAssertReport aAssertReport,
                                   @Nonnull final String sTestExpression,
                                   @Nonnull final Node aRuleMatchingNode,
                                   final int nNodeIndex,
                                   @Nullable final Object aContext) throws SchematronValidationException
  {
    if (!(aContext instanceof PSXPathBoundAssertReport))
      throw new SchematronValidationException ("The passed context must be an XPath object but is a " + aContext);
    final PSXPathBoundAssertReport aBoundAssertReport = (PSXPathBoundAssertReport) aContext;

    final FailedAssert aFailedAssert = new FailedAssert ();

          if (CSchematron.NAMESPACE_SCHEMATRON.equals (eElement.getNamespaceURI ()))
          {
            _warn (ret, "Unsupported Schematron element '" + eElement.getLocalName () + "'");
          }
          else
            ret.addForeignElement (eElement.getClone ());

          break;
        case COMMENT:
          // Ignore comments
          break;
        default:
          _warn (ret, "Unsupported child node: " + aDirChild);

    return m_aContent.getAllInstanceOf (PSEmph.class);
  }

  public void addDir (@Nonnull final PSDir aDir)
  {
    ValueEnforcer.notNull (aDir, "Dir");
    m_aContent.add (aDir);
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <PSDir> getAllDirs ()
  {
    return m_aContent.getAllInstanceOf (PSDir.class);
  }

        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());
    if (m_aForeignAttrs != null)
      for (final Map.Entry <String, String> aEntry : m_aForeignAttrs.entrySet ())
        ret.setAttribute (aEntry.getKey (), aEntry.getValue ());
    return ret;
  }

  @Nonnull

    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_DIAGNOSTIC);
    ret.setAttribute (CSchematronXML.ATTR_ID, m_sID);
    if (m_aRich != null)
      m_aRich.fillMicroElement (ret);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final Object aContent : m_aContent)

      m_aRich.fillMicroElement (ret);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final PSInclude aInclude : m_aIncludes)
      ret.appendChild (aInclude.getAsMicroElement ());
    for (final IPSElement aContent : m_aContent)

      for (final IPSElement aElement : aBasePattern.getAllContentElements ())
      {
        if (aElement instanceof PSLet)
          ret.addLet (((PSLet) aElement).getClone ());
        else
          if (aElement instanceof PSRule)
          {
            final PSRule aMinifiedRule = _getPreprocessedRule ((PSRule) aElement, aLookup, aIDPool, aParamValueMap);

      aErrorHandler.error (this, "<active> has no 'pattern'");
      return false;
    }
    return true;
  }

  public void validateCompletely (@Nonnull final IPSErrorHandler aErrorHandler)
  {
    for (final Object aContent : m_aContent)
      if (aContent instanceof IPSElement)
        ((IPSElement) aContent).validateCompletely (aErrorHandler);
    if (StringHelper.hasNoText (m_sPattern))

          if (CSchematron.NAMESPACE_SCHEMATRON.equals (eElement.getNamespaceURI ()))
          {
            final String sLocalName = eElement.getLocalName ();
            if (sLocalName.equals (CSchematronXML.ELEMENT_DIR))
              ret.addDir (readDirFromXML (eElement));
            else

    eP.forAllAttributes ( (sNS, sAttrName, sVal) -> {
      final String sAttrValue = _getAttributeValue (sVal);
      if (sAttrName.equals (CSchematronXML.ATTR_ID))
        ret.setID (sAttrValue);
      else
        if (sAttrName.equals (CSchematronXML.ATTR_CLASS))

  public PSActive ()
  {}

  public boolean isValid (@Nonnull final IPSErrorHandler aErrorHandler)
  {
    for (final Object aContent : m_aContent)
      if (aContent instanceof IPSElement)
        if (!((IPSElement) aContent).isValid (aErrorHandler))
          return false;

    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_DIAGNOSTICS);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final PSInclude aInclude : m_aIncludes)
      ret.appendChild (aInclude.getAsMicroElement ());
    for (final PSDiagnostic aDiagnostic : m_aDiagnostics)

    return m_aContent.getAllInstanceOf (PSSpan.class);
  }

  /**
   * @return A list of {@link String}, {@link PSDir}, {@link PSEmph} and
   *         {@link PSSpan} elements.
   */
  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <Object> getAllContentElements ()
  {
    return m_aContent.getClone ();
  }

  @Nonnull
  public IMicroElement getAsMicroElement ()
  {
    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_ACTIVE);

  public EContinue onFailedAssert (@Nonnull final PSAssertReport aAssertReport,
                                   @Nonnull final String sTestExpression,
                                   @Nonnull final Node aRuleMatchingNode,
                                   final int nNodeIndex,
                                   @Nullable final Object aContext)
  {
    m_eValidity = EValidity.INVALID;
    return EContinue.BREAK;
  }

  @Override
  @Nonnull
  public EContinue onSuccessfulReport (@Nonnull final PSAssertReport aAssertReport,

  }

  public boolean hasParameters ()
  {
    return m_aCustomParameters != null && m_aCustomParameters.isNotEmpty ();
  }

  @Nonnull
  @ReturnsMutableCopy
  public ICommonsOrderedMap <String, ?> getParameters ()
  {
    return new CommonsLinkedHashMap <> (m_aCustomParameters);
  }

  @Nonnull
  public IMPLTYPE setParameters (@Nullable final Map <String, ?> aCustomParameters)

  public EValidity getSchematronValidity (@Nonnull final IHasInputStream aXMLResource) throws Exception
  {
    ValueEnforcer.notNull (aXMLResource, "XMLResource");

    final InputStream aIS = aXMLResource.getInputStream ();
    if (aIS == null)
    {
      // Resource not found
      s_aLogger.warn ("XML resource " + aXMLResource + " does not exist!");
      return EValidity.INVALID;

    if (hasForeignElements ())
      ret.addForeignElements (m_aForeignElements);
    if (hasForeignAttributes ())
      ret.addForeignAttributes (m_aForeignAttrs);
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).appendIfNotNull ("pattern", m_sPattern)

                                       .appendIf ("includes", m_aIncludes, CollectionHelper::isNotEmpty)
                                       .appendIf ("content", m_aContent, CollectionHelper::isNotEmpty)
                                       .appendIf ("foreignAttrs", m_aForeignAttrs, CollectionHelper::isNotEmpty)
                                       .appendIf ("foreignElements", m_aForeignElements, CollectionHelper::isNotEmpty)
                                       .toString ();
  }
}

    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_DIAGNOSTICS);
    if (m_aForeignElements != null)
      for (final IMicroElement aForeignElement : m_aForeignElements)
        ret.appendChild (aForeignElement.getClone ());
    for (final PSInclude aInclude : m_aIncludes)
      ret.appendChild (aInclude.getAsMicroElement ());

    return m_aContent.getAllInstanceOf (PSActive.class);
  }

  /**
   * @return A list of {@link PSActive}, {@link PSLet} and {@link PSP} elements.
   */
  @Nonnull
  @ReturnsMutableCopy
  public ICommonsList <IPSElement> getAllContentElements ()
  {
    return m_aContent.getClone ();
  }

  @Nonnull
  public IMicroElement getAsMicroElement ()
  {
    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_PHASE);

        ret.appendChild (aForeignElement.getClone ());
    for (final Object aContent : m_aContent)
      if (aContent instanceof String)
        ret.appendText ((String) aContent);
      else
        ret.appendChild (((IPSElement) aContent).getAsMicroElement ());

    return true;
  }

  public void validateCompletely (@Nonnull final IPSErrorHandler aErrorHandler)
  {
    for (final Object aContent : m_aContent)
      if (aContent instanceof IPSElement)
        ((IPSElement) aContent).validateCompletely (aErrorHandler);

    ret.setValue (m_sValue);
    return ret;
  }

  @Override
  public String toString ()
  {
    return new ToStringGenerator (this).appendIfNotNull ("name", m_sName)
                                       .appendIfNotNull ("value", m_sValue)
                                       .toString ();
  }
}

        ret.setID (sAttrValue);
      else
        if (PSRichGroup.isRichAttribute (sAttrName))
          _handleRichGroup (sAttrName, sAttrValue, aRichGroup);
        else
          ret.addForeignAttribute (sAttrName, sAttrValue);
    });
    ret.setRich (aRichGroup);

  }

  public void addText (@Nonnull @Nonempty final String sText)
  {
    ValueEnforcer.notEmpty (sText, "Text");
    m_aContent.add (sText);
  }

  public boolean hasAnyText ()
  {
    return m_aContent.containsAny (e -> e instanceof String);

  public PSDiagnostics ()
  {}

  public boolean isValid (@Nonnull final IPSErrorHandler aErrorHandler)
  {
    for (final PSInclude aInclude : m_aIncludes)
      if (!aInclude.isValid (aErrorHandler))
        return false;
    for (final PSDiagnostic aDiagnostic : m_aDiagnostics)

  }

  /**
   * @param sName
   *        The name of the variable. May be <code>null</code>.
   */
  public void setName (@Nullable final String sName)
  {
    m_sName = sName;
  }

  /**
   * @return The name of the variable. May be <code>null</code>.
   */
  @Nullable
  public String getName ()
  {
    return m_sName;
  }

  /**
   * @param sValue
   *        The value of the variable. May be <code>null</code>.
   */
  public void setValue (@Nullable final String sValue)
  {

      if (sAttrName.equals (CSchematronXML.ATTR_ID))
        ret.setID (sAttrValue);
      else
        if (PSRichGroup.isRichAttribute (sAttrName))
          _handleRichGroup (sAttrName, sAttrValue, aRichGroup);
        else

    eEmph.forAllAttributes ( (sNS, sAttrName, sVal) -> {
      final String sAttrValue = _getAttributeValue (sVal);
      _warn (ret, "Unsupported attribute '" + sAttrName + "'='" + sAttrValue + "'");
    });

    m_sValue = sValue;
  }

  /**
   * @return The value of the variable. May be <code>null</code>.
   */
  @Nullable
  public String getValue ()
  {
    return m_sValue;
  }

  @Nonnull
  public IMicroElement getAsMicroElement ()
  {
    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_LET);

  private final ICommonsList <PSInclude> m_aIncludes = new CommonsArrayList <> ();
  private final ICommonsList <IPSElement> m_aContent = new CommonsArrayList <> ();
  private ICommonsOrderedMap <String, String> m_aForeignAttrs;
  private ICommonsList <IMicroElement> m_aForeignElements;

  public PSPhase ()

  @Nonnull
  public EContinue onFailedAssert (@Nonnull final PSAssertReport aAssertReport,
                                   @Nonnull final String sTestExpression,
                                   @Nonnull final Node aRuleMatchingNode,
                                   final int nNodeIndex,
                                   @Nullable final Object aContext)

  @Nonnull
  public EContinue onSuccessfulReport (@Nonnull final PSAssertReport aAssertReport,
                                       @Nonnull final String sTestExpression,
                                       @Nonnull final Node aRuleMatchingNode,
                                       final int nNodeIndex,
                                       @Nullable final Object aContext)

            try
            {
              aSB.append ((String) aBoundElement.getBoundExpression ().evaluate (aSourceNode, XPathConstants.STRING));
            }
            catch (final XPathExpressionException ex)
            {
              _error (aName, "Failed to evaluate XPath expression to a string: '" +

  public ICommonsList <Object> getAllContentElements ()
  {
    return m_aContent.getClone ();
  }

  @Nonnull
  public IMicroElement getAsMicroElement ()
  {
    final IMicroElement ret = new MicroElement (CSchematron.NAMESPACE_SCHEMATRON, CSchematronXML.ELEMENT_ACTIVE);

          if (CSchematron.NAMESPACE_SCHEMATRON.equals (eElement.getNamespaceURI ()))
          {
            _warn (ret, "Unsupported Schematron element '" + eElement.getLocalName () + "'");
          }
          else

            _warn (ret, "Unsupported Schematron element '" + eElement.getLocalName () + "'");
          }
          else
            _warn (ret, "Unsupported namespace URI '" + eElement.getNamespaceURI () + "'");

          break;
        case COMMENT:
          // Ignore comments
          break;
        default:
          _warn (ret, "Unsupported child node: " + aEmphChild);