internal static void GetAddressOfAttributeInterval(AttributeInterval interval, XmlWriter xmlWriter)
{
Debug.Assert(interval != null);
if (interval._next == null)
{
if (interval._firstAttr == interval._lastAttr)
{
xmlWriter.WriteAttributeString("match", interval._firstAttr.GetRelativeAddress());
return;
}
if (interval._firstAttr._parent._firstChildNode == interval._firstAttr &&
(interval._lastAttr._nextSibling == null ||
interval._lastAttr._nextSibling.NodeType != XmlDiffNodeType.Attribute))
{
xmlWriter.WriteAttributeString("match", "@*");
return;
}
}
string match = string.Empty;
for (;;)
{
XmlDiffAttribute attr = (XmlDiffAttribute)interval._firstAttr;
for (;;)
{
match += attr.GetRelativeAddress();
if (attr == interval._lastAttr)
{
break;
}
match += "|";
attr = (XmlDiffAttribute)attr._nextSibling;
Debug.Assert(attr != null);
}
interval = interval._next;
if (interval == null)
{
xmlWriter.WriteAttributeString("match", match);
return;
}
match += "|";
}
}
internal static void GetAddressOfAttributeInterval(
AttributeInterval interval,
XmlWriter xmlWriter)
{
if (interval._next == null)
{
if (interval._firstAttr == interval._lastAttr)
{
xmlWriter.WriteAttributeString("match", interval._firstAttr.GetRelativeAddress());
return;
}
if (interval._firstAttr._parent._firstChildNode == interval._firstAttr && (interval._lastAttr._nextSibling == null || interval._lastAttr._nextSibling.NodeType != XmlDiffNodeType.Attribute))
{
xmlWriter.WriteAttributeString("match", "@*");
return;
}
}
var str1 = string.Empty;
string str2;
while (true)
{
var xmlDiffAttribute = interval._firstAttr;
while (true)
{
str2 = str1 + xmlDiffAttribute.GetRelativeAddress();
if (xmlDiffAttribute != interval._lastAttr)
{
str1 = str2 + "|";
xmlDiffAttribute = (XmlDiffAttribute)xmlDiffAttribute._nextSibling;
}
else
{
break;
}
}
interval = interval._next;
if (interval != null)
{
str1 = str2 + "|";
}
else
{
break;
}
}
xmlWriter.WriteAttributeString("match", str2);
}
internal bool AddAttribute(XmlDiffAttribute srcAttr)
{
if (this._operationID != 0UL || srcAttr._parent != this._attributes._firstAttr._parent)
{
return(false);
}
if (srcAttr._nextSibling == this._attributes._firstAttr)
{
this._attributes._firstAttr = srcAttr;
}
else
{
this._attributes = new AttributeInterval(srcAttr, this._attributes);
}
return(true);
}
internal static void GetAddressOfAttributeInterval( AttributeInterval interval, XmlWriter xmlWriter )
{
Debug.Assert( interval != null );
if ( interval._next == null )
{
if ( interval._firstAttr == interval._lastAttr )
{
xmlWriter.WriteAttributeString( "match", interval._firstAttr.GetRelativeAddress() );
return;
}
if ( interval._firstAttr._parent._firstChildNode == interval._firstAttr &&
( interval._lastAttr._nextSibling == null ||
interval._lastAttr._nextSibling.NodeType != XmlDiffNodeType.Attribute ) )
{
xmlWriter.WriteAttributeString( "match", "@*" );
return;
}
}
string match = string.Empty;
for(;;)
{
XmlDiffAttribute attr = (XmlDiffAttribute) interval._firstAttr;
for (;;)
{
match += attr.GetRelativeAddress();
if ( attr == interval._lastAttr )
break;
match += "|";
attr = (XmlDiffAttribute) attr._nextSibling;
Debug.Assert( attr != null );
}
interval = interval._next;
if ( interval == null )
{
xmlWriter.WriteAttributeString( "match", match );
return;
}
match += "|";
}
}
// Constructor
internal DiffgramRemoveAttributes(XmlDiffAttribute sourceAttr) : base(0)
{
Debug.Assert(sourceAttr != null);
_attributes = new AttributeInterval(sourceAttr, null);
}
internal AttributeInterval(XmlDiffAttribute attr, AttributeInterval next)
{
_firstAttr = attr;
_lastAttr = attr;
_next = next;
}
internal DiffgramRemoveAttributes(XmlDiffAttribute sourceAttr)
: base(0UL)
{
this._attributes = new AttributeInterval(sourceAttr, (AttributeInterval)null);
}
internal bool AddAttribute( XmlDiffAttribute srcAttr )
{
if ( _operationID != 0 ||
srcAttr._parent != _attributes._firstAttr._parent )
return false;
if ( srcAttr._nextSibling == _attributes._firstAttr )
_attributes._firstAttr = srcAttr;
else
_attributes = new AttributeInterval( srcAttr, _attributes );
return true;
}
// Constructor
internal DiffgramRemoveAttributes( XmlDiffAttribute sourceAttr )
: base(0)
{
Debug.Assert( sourceAttr != null );
_attributes = new AttributeInterval( sourceAttr, null );
}
internal AttributeInterval( XmlDiffAttribute attr, AttributeInterval next )
{
_firstAttr = attr;
_lastAttr = attr;
_next = next;
}
