internal static string GetRelativeAddressOfInterval(XmlDiffNode firstNode, XmlDiffNode lastNode)
{
if (firstNode == lastNode)
{
return(firstNode.GetRelativeAddress());
}
return(firstNode._parent._firstChildNode == firstNode && lastNode._nextSibling == null ? "*" : firstNode.Position.ToString() + "-" + lastNode.Position.ToString());
}
// Methods
internal override void WriteTo(XmlWriter xmlWriter, XmlDiff xmlDiff)
{
xmlWriter.WriteStartElement(XmlDiff.Prefix, "node", XmlDiff.NamespaceUri);
xmlWriter.WriteAttributeString("match", _sourceNode.GetRelativeAddress());
WriteChildrenTo(xmlWriter, xmlDiff);
xmlWriter.WriteEndElement();
}
internal string GetAbsoluteAddress()
{
string address = GetRelativeAddress();
XmlDiffNode ancestor = _parent;
while (ancestor.NodeType != XmlDiffNodeType.Document)
{
address = ancestor.GetRelativeAddress() + "/" + address;
ancestor = ancestor._parent;
}
return("/" + address);
}
// Methods
internal override void WriteTo(XmlWriter xmlWriter, XmlDiff xmlDiff)
{
xmlWriter.WriteStartElement(XmlDiff.Prefix, "remove", XmlDiff.NamespaceUri);
xmlWriter.WriteAttributeString("match", _sourceNode.GetRelativeAddress());
if (!_bSubtree)
{
xmlWriter.WriteAttributeString("subtree", "no");
}
if (_operationID != 0)
{
xmlWriter.WriteAttributeString("opid", _operationID.ToString());
}
WriteChildrenTo(xmlWriter, xmlDiff);
xmlWriter.WriteEndElement();
}
static internal string GetRelativeAddressOfInterval(XmlDiffNode firstNode, XmlDiffNode lastNode)
{
Debug.Assert(firstNode._parent == lastNode._parent);
if (firstNode == lastNode)
{
return(firstNode.GetRelativeAddress());
}
else
{
if (firstNode._parent._firstChildNode == firstNode &&
lastNode._nextSibling == null)
{
return("*");
}
else
{
return(firstNode.Position.ToString() + "-" + lastNode.Position.ToString());
}
}
}
// Methods
internal override void WriteTo(XmlWriter xmlWriter, XmlDiff xmlDiff)
{
if (!_bSorted)
{
Sort();
}
xmlWriter.WriteStartElement(XmlDiff.Prefix, "remove", XmlDiff.NamespaceUri);
if (_firstSourceNode == _lastSourceNode)
{
xmlWriter.WriteAttributeString("match", _firstSourceNode.GetRelativeAddress());
}
else
{
xmlWriter.WriteAttributeString("match", GetRelativeAddressOfNodeset(_firstSourceNode, _lastSourceNode));
}
if (_operationID != 0)
{
xmlWriter.WriteAttributeString("opid", _operationID.ToString());
}
xmlWriter.WriteEndElement();
}
// Methods
internal override void WriteTo(XmlWriter xmlWriter, XmlDiff xmlDiff)
{
xmlWriter.WriteStartElement(XmlDiff.Prefix, "change", XmlDiff.NamespaceUri);
xmlWriter.WriteAttributeString("match", _sourceNode.GetRelativeAddress());
if (_operationID != 0)
{
xmlWriter.WriteAttributeString("opid", _operationID.ToString());
}
switch (_op)
{
case XmlDiffOperation.ChangeAttr:
{
XmlDiffAttribute sourceAttr = (XmlDiffAttribute)_sourceNode;
XmlDiffAttribute targetAttr = (XmlDiffAttribute)_targetNode;
if (sourceAttr.Prefix != targetAttr.Prefix && !xmlDiff.IgnorePrefixes && !xmlDiff.IgnoreNamespaces)
{
xmlWriter.WriteAttributeString("prefix", targetAttr.Prefix);
}
if (sourceAttr.NamespaceURI != targetAttr.NamespaceURI && !xmlDiff.IgnoreNamespaces)
{
xmlWriter.WriteAttributeString("ns", targetAttr.NamespaceURI);
}
xmlWriter.WriteString(targetAttr.Value);
break;
}
case XmlDiffOperation.ChangeElementName:
{
XmlDiffElement sourceEl = (XmlDiffElement)_sourceNode;
XmlDiffElement targetEl = (XmlDiffElement)_targetNode;
if (sourceEl.LocalName != targetEl.LocalName)
{
xmlWriter.WriteAttributeString("name", targetEl.LocalName);
}
if (sourceEl.Prefix != targetEl.Prefix && !xmlDiff.IgnorePrefixes && !xmlDiff.IgnoreNamespaces)
{
xmlWriter.WriteAttributeString("prefix", targetEl.Prefix);
}
if (sourceEl.NamespaceURI != targetEl.NamespaceURI && !xmlDiff.IgnoreNamespaces)
{
xmlWriter.WriteAttributeString("ns", targetEl.NamespaceURI);
}
WriteChildrenTo(xmlWriter, xmlDiff);
break;
}
case XmlDiffOperation.ChangePI:
{
XmlDiffPI sourcePi = (XmlDiffPI)_sourceNode;
XmlDiffPI targetPi = (XmlDiffPI)_targetNode;
if (sourcePi.Value == targetPi.Value)
{
Debug.Assert(sourcePi.Name != targetPi.Name);
xmlWriter.WriteAttributeString("name", targetPi.Name);
}
else
{
xmlWriter.WriteProcessingInstruction(targetPi.Name, targetPi.Value);
}
break;
}
case XmlDiffOperation.ChangeCharacterData:
{
XmlDiffCharData chd = (XmlDiffCharData)_targetNode;
switch (_targetNode.NodeType)
{
case XmlDiffNodeType.Text:
case XmlDiffNodeType.SignificantWhitespace:
xmlWriter.WriteString(chd.Value);
break;
case XmlDiffNodeType.Comment:
xmlWriter.WriteComment(chd.Value);
break;
case XmlDiffNodeType.CDATA:
xmlWriter.WriteCData(chd.Value);
break;
default:
Debug.Assert(false);
break;
}
break;
}
case XmlDiffOperation.ChangeER:
{
xmlWriter.WriteAttributeString("name", ((XmlDiffER)_targetNode).Name);
break;
}
case XmlDiffOperation.ChangeXmlDeclaration:
{
xmlWriter.WriteString(((XmlDiffXmlDeclaration)_targetNode).Value);
break;
}
case XmlDiffOperation.ChangeDTD:
{
XmlDiffDocumentType sourceDtd = (XmlDiffDocumentType)_sourceNode;
XmlDiffDocumentType targetDtd = (XmlDiffDocumentType)_targetNode;
if (sourceDtd.Name != targetDtd.Name)
{
xmlWriter.WriteAttributeString("name", targetDtd.Name);
}
if (sourceDtd.SystemId != targetDtd.SystemId)
{
xmlWriter.WriteAttributeString("systemId", targetDtd.SystemId);
}
if (sourceDtd.PublicId != targetDtd.PublicId)
{
xmlWriter.WriteAttributeString("publicId", targetDtd.PublicId);
}
if (sourceDtd.Subset != targetDtd.Subset)
{
xmlWriter.WriteCData(targetDtd.Subset);
}
break;
}
default:
Debug.Assert(false);
break;
}
xmlWriter.WriteEndElement();
}
internal static string GetRelativeAddressOfInterval( XmlDiffNode firstNode, XmlDiffNode lastNode )
{
Debug.Assert( firstNode._parent == lastNode._parent );
if ( firstNode == lastNode )
return firstNode.GetRelativeAddress();
else
{
if ( firstNode._parent._firstChildNode == firstNode &&
lastNode._nextSibling == null )
return "*";
else
return firstNode.Position.ToString() + "-" + lastNode.Position.ToString();
}
}
