/// <summary>
 /// Undo the denormalization performed by the XMP used in Acrobat 5.<br />
 /// If a Dublin Core array had only one item, it was serialized as a simple
 /// property.
 /// </summary>
 /// <remarks>
 /// Undo the denormalization performed by the XMP used in Acrobat 5.<br />
 /// If a Dublin Core array had only one item, it was serialized as a simple
 /// property. <br />
 /// The <code>xml:lang</code> attribute was dropped from an
 /// <code>alt-text</code> item if the language was <code>x-default</code>.
 /// </remarks>
 /// <param name="dcSchema">the DC schema node</param>
 /// <exception cref="Com.Adobe.Xmp.XMPException">Thrown if normalization fails</exception>
 private static void NormalizeDCArrays(XMPNode dcSchema)
 {
     for (int i = 1; i <= dcSchema.GetChildrenLength(); i++)
     {
         XMPNode         currProp  = dcSchema.GetChild(i);
         PropertyOptions arrayForm = (PropertyOptions)dcArrayForms.Get(currProp.GetName());
         if (arrayForm == null)
         {
             continue;
         }
         else
         {
             if (currProp.GetOptions().IsSimple())
             {
                 // create a new array and add the current property as child,
                 // if it was formerly simple
                 XMPNode newArray = new XMPNode(currProp.GetName(), arrayForm);
                 currProp.SetName(XMPConstConstants.ArrayItemName);
                 newArray.AddChild(currProp);
                 dcSchema.ReplaceChild(i, newArray);
                 // fix language alternatives
                 if (arrayForm.IsArrayAltText() && !currProp.GetOptions().GetHasLanguage())
                 {
                     XMPNode newLang = new XMPNode(XMPConstConstants.XmlLang, XMPConstConstants.XDefault, null);
                     currProp.AddQualifier(newLang);
                 }
             }
             else
             {
                 // clear array options and add corrected array form if it has been an array before
                 currProp.GetOptions().SetOption(PropertyOptions.Array | PropertyOptions.ArrayOrdered | PropertyOptions.ArrayAlternate | PropertyOptions.ArrayAltText, false);
                 currProp.GetOptions().MergeWith(arrayForm);
                 if (arrayForm.IsArrayAltText())
                 {
                     // applying for "dc:description", "dc:rights", "dc:title"
                     RepairAltText(currProp);
                 }
             }
         }
     }
 }
 /// <summary>
 /// Undo the denormalization performed by the XMP used in Acrobat 5.<br />
 /// If a Dublin Core array had only one item, it was serialized as a simple
 /// property.
 /// </summary>
 /// <remarks>
 /// Undo the denormalization performed by the XMP used in Acrobat 5.<br />
 /// If a Dublin Core array had only one item, it was serialized as a simple
 /// property. <br />
 /// The <code>xml:lang</code> attribute was dropped from an
 /// <code>alt-text</code> item if the language was <code>x-default</code>.
 /// </remarks>
 /// <param name="dcSchema">the DC schema node</param>
 /// <exception cref="Com.Adobe.Xmp.XMPException">Thrown if normalization fails</exception>
 private static void NormalizeDCArrays(XMPNode dcSchema)
 {
     for (int i = 1; i <= dcSchema.GetChildrenLength(); i++)
     {
         XMPNode currProp = dcSchema.GetChild(i);
         PropertyOptions arrayForm = (PropertyOptions)dcArrayForms.Get(currProp.GetName());
         if (arrayForm == null)
         {
             continue;
         }
         else
         {
             if (currProp.GetOptions().IsSimple())
             {
                 // create a new array and add the current property as child,
                 // if it was formerly simple
                 XMPNode newArray = new XMPNode(currProp.GetName(), arrayForm);
                 currProp.SetName(XMPConstConstants.ArrayItemName);
                 newArray.AddChild(currProp);
                 dcSchema.ReplaceChild(i, newArray);
                 // fix language alternatives
                 if (arrayForm.IsArrayAltText() && !currProp.GetOptions().GetHasLanguage())
                 {
                     XMPNode newLang = new XMPNode(XMPConstConstants.XmlLang, XMPConstConstants.XDefault, null);
                     currProp.AddQualifier(newLang);
                 }
             }
             else
             {
                 // clear array options and add corrected array form if it has been an array before
                 currProp.GetOptions().SetOption(PropertyOptions.Array | PropertyOptions.ArrayOrdered | PropertyOptions.ArrayAlternate | PropertyOptions.ArrayAltText, false);
                 currProp.GetOptions().MergeWith(arrayForm);
                 if (arrayForm.IsArrayAltText())
                 {
                     // applying for "dc:description", "dc:rights", "dc:title"
                     RepairAltText(currProp);
                 }
             }
         }
     }
 }