private Query ProcessAxis(Axis root, Flags flags, out Props props) { Query result = null; if (root.Prefix.Length > 0) { needContext = true; } firstInput = null; Query qyInput; { if (root.Input != null) { Flags inputFlags = Flags.None; if ((flags & Flags.PosFilter) == 0) { Axis input = root.Input as Axis; if (input != null) { if ( root.TypeOfAxis == Axis.AxisType.Child && input.TypeOfAxis == Axis.AxisType.DescendantOrSelf && input.NodeType == XPathNodeType.All ) { Query qyGrandInput; if (input.Input != null) { qyGrandInput = ProcessNode(input.Input, Flags.SmartDesc, out props); } else { qyGrandInput = new ContextQuery(); props = Props.None; } result = new DescendantQuery(qyGrandInput, root.Name, root.Prefix, root.NodeType, false, input.AbbrAxis); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } props |= Props.NonFlat; return(result); } } if (root.TypeOfAxis == Axis.AxisType.Descendant || root.TypeOfAxis == Axis.AxisType.DescendantOrSelf) { inputFlags |= Flags.SmartDesc; } } qyInput = ProcessNode(root.Input, inputFlags, out props); } else { qyInput = new ContextQuery(); props = Props.None; } } switch (root.TypeOfAxis) { case Axis.AxisType.Ancestor: result = new XPathAncestorQuery(qyInput, root.Name, root.Prefix, root.NodeType, false); props |= Props.NonFlat; break; case Axis.AxisType.AncestorOrSelf: result = new XPathAncestorQuery(qyInput, root.Name, root.Prefix, root.NodeType, true); props |= Props.NonFlat; break; case Axis.AxisType.Child: if ((props & Props.NonFlat) != 0) { result = new CacheChildrenQuery(qyInput, root.Name, root.Prefix, root.NodeType); } else { result = new ChildrenQuery(qyInput, root.Name, root.Prefix, root.NodeType); } break; case Axis.AxisType.Parent: result = new ParentQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Descendant: if ((flags & Flags.SmartDesc) != 0) { result = new DescendantOverDescendantQuery(qyInput, false, root.Name, root.Prefix, root.NodeType, /*abbrAxis:*/ false); } else { result = new DescendantQuery(qyInput, root.Name, root.Prefix, root.NodeType, false, /*abbrAxis:*/ false); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } } props |= Props.NonFlat; break; case Axis.AxisType.DescendantOrSelf: if ((flags & Flags.SmartDesc) != 0) { result = new DescendantOverDescendantQuery(qyInput, true, root.Name, root.Prefix, root.NodeType, root.AbbrAxis); } else { result = new DescendantQuery(qyInput, root.Name, root.Prefix, root.NodeType, true, root.AbbrAxis); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } } props |= Props.NonFlat; break; case Axis.AxisType.Preceding: result = new PrecedingQuery(qyInput, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; break; case Axis.AxisType.Following: result = new FollowingQuery(qyInput, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; break; case Axis.AxisType.FollowingSibling: result = new FollSiblingQuery(qyInput, root.Name, root.Prefix, root.NodeType); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } break; case Axis.AxisType.PrecedingSibling: result = new PreSiblingQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Attribute: result = new AttributeQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Self: result = new XPathSelfQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Namespace: if ((root.NodeType == XPathNodeType.All || root.NodeType == XPathNodeType.Element || root.NodeType == XPathNodeType.Attribute) && root.Prefix.Length == 0) { result = new NamespaceQuery(qyInput, root.Name, root.Prefix, root.NodeType); } else { result = new EmptyQuery(); } break; default: throw XPathException.Create(Res.Xp_NotSupported, query); } return(result); }
private Query ProcessAxis(Axis root, Flags flags, out Props props) { Query qyParent = null; Query query2; if (root.Prefix.Length > 0) { this.needContext = true; } this.firstInput = null; if (root.Input != null) { Flags none = Flags.None; if ((flags & Flags.PosFilter) == Flags.None) { Axis input = root.Input as Axis; if (((input != null) && (root.TypeOfAxis == Axis.AxisType.Child)) && ((input.TypeOfAxis == Axis.AxisType.DescendantOrSelf) && (input.NodeType == XPathNodeType.All))) { Query query3; if (input.Input != null) { query3 = this.ProcessNode(input.Input, Flags.SmartDesc, out props); } else { query3 = new ContextQuery(); props = Props.None; } qyParent = new DescendantQuery(query3, root.Name, root.Prefix, root.NodeType, false, input.AbbrAxis); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } props |= Props.NonFlat; return(qyParent); } if ((root.TypeOfAxis == Axis.AxisType.Descendant) || (root.TypeOfAxis == Axis.AxisType.DescendantOrSelf)) { none |= Flags.SmartDesc; } } query2 = this.ProcessNode(root.Input, none, out props); } else { query2 = new ContextQuery(); props = Props.None; } switch (root.TypeOfAxis) { case Axis.AxisType.Ancestor: qyParent = new XPathAncestorQuery(query2, root.Name, root.Prefix, root.NodeType, false); props |= Props.NonFlat; return(qyParent); case Axis.AxisType.AncestorOrSelf: qyParent = new XPathAncestorQuery(query2, root.Name, root.Prefix, root.NodeType, true); props |= Props.NonFlat; return(qyParent); case Axis.AxisType.Attribute: return(new AttributeQuery(query2, root.Name, root.Prefix, root.NodeType)); case Axis.AxisType.Child: if ((props & Props.NonFlat) == Props.None) { return(new ChildrenQuery(query2, root.Name, root.Prefix, root.NodeType)); } return(new CacheChildrenQuery(query2, root.Name, root.Prefix, root.NodeType)); case Axis.AxisType.Descendant: if ((flags & Flags.SmartDesc) == Flags.None) { qyParent = new DescendantQuery(query2, root.Name, root.Prefix, root.NodeType, false, false); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } break; } qyParent = new DescendantOverDescendantQuery(query2, false, root.Name, root.Prefix, root.NodeType, false); break; case Axis.AxisType.DescendantOrSelf: if ((flags & Flags.SmartDesc) == Flags.None) { qyParent = new DescendantQuery(query2, root.Name, root.Prefix, root.NodeType, true, root.AbbrAxis); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } } else { qyParent = new DescendantOverDescendantQuery(query2, true, root.Name, root.Prefix, root.NodeType, root.AbbrAxis); } props |= Props.NonFlat; return(qyParent); case Axis.AxisType.Following: qyParent = new FollowingQuery(query2, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; return(qyParent); case Axis.AxisType.FollowingSibling: qyParent = new FollSiblingQuery(query2, root.Name, root.Prefix, root.NodeType); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } return(qyParent); case Axis.AxisType.Namespace: if ((((root.NodeType == XPathNodeType.All) || (root.NodeType == XPathNodeType.Element)) || (root.NodeType == XPathNodeType.Attribute)) && (root.Prefix.Length == 0)) { return(new NamespaceQuery(query2, root.Name, root.Prefix, root.NodeType)); } return(new EmptyQuery()); case Axis.AxisType.Parent: return(new ParentQuery(query2, root.Name, root.Prefix, root.NodeType)); case Axis.AxisType.Preceding: qyParent = new PrecedingQuery(query2, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; return(qyParent); case Axis.AxisType.PrecedingSibling: return(new PreSiblingQuery(query2, root.Name, root.Prefix, root.NodeType)); case Axis.AxisType.Self: return(new XPathSelfQuery(query2, root.Name, root.Prefix, root.NodeType)); default: throw XPathException.Create("Xp_NotSupported", this.query); } props |= Props.NonFlat; return(qyParent); }
private Query ProcessAxis(Axis root, Flags flags, out Props props) { Query result = null; if (root.Prefix.Length > 0) { _needContext = true; } _firstInput = null; Query qyInput; { if (root.Input != null) { Flags inputFlags = Flags.None; if ((flags & Flags.PosFilter) == 0) { Axis input = root.Input as Axis; if (input != null) { if ( root.TypeOfAxis == Axis.AxisType.Child && input.TypeOfAxis == Axis.AxisType.DescendantOrSelf && input.NodeType == XPathNodeType.All ) { Query qyGrandInput; if (input.Input != null) { qyGrandInput = ProcessNode(input.Input, Flags.SmartDesc, out props); } else { qyGrandInput = new ContextQuery(); props = Props.None; } result = new DescendantQuery(qyGrandInput, root.Name, root.Prefix, root.NodeType, false, input.AbbrAxis); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } props |= Props.NonFlat; return result; } } if (root.TypeOfAxis == Axis.AxisType.Descendant || root.TypeOfAxis == Axis.AxisType.DescendantOrSelf) { inputFlags |= Flags.SmartDesc; } } qyInput = ProcessNode(root.Input, inputFlags, out props); } else { qyInput = new ContextQuery(); props = Props.None; } } switch (root.TypeOfAxis) { case Axis.AxisType.Ancestor: result = new XPathAncestorQuery(qyInput, root.Name, root.Prefix, root.NodeType, false); props |= Props.NonFlat; break; case Axis.AxisType.AncestorOrSelf: result = new XPathAncestorQuery(qyInput, root.Name, root.Prefix, root.NodeType, true); props |= Props.NonFlat; break; case Axis.AxisType.Child: if ((props & Props.NonFlat) != 0) { result = new CacheChildrenQuery(qyInput, root.Name, root.Prefix, root.NodeType); } else { result = new ChildrenQuery(qyInput, root.Name, root.Prefix, root.NodeType); } break; case Axis.AxisType.Parent: result = new ParentQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Descendant: if ((flags & Flags.SmartDesc) != 0) { result = new DescendantOverDescendantQuery(qyInput, false, root.Name, root.Prefix, root.NodeType, /*abbrAxis:*/false); } else { result = new DescendantQuery(qyInput, root.Name, root.Prefix, root.NodeType, false, /*abbrAxis:*/false); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } } props |= Props.NonFlat; break; case Axis.AxisType.DescendantOrSelf: if ((flags & Flags.SmartDesc) != 0) { result = new DescendantOverDescendantQuery(qyInput, true, root.Name, root.Prefix, root.NodeType, root.AbbrAxis); } else { result = new DescendantQuery(qyInput, root.Name, root.Prefix, root.NodeType, true, root.AbbrAxis); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } } props |= Props.NonFlat; break; case Axis.AxisType.Preceding: result = new PrecedingQuery(qyInput, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; break; case Axis.AxisType.Following: result = new FollowingQuery(qyInput, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; break; case Axis.AxisType.FollowingSibling: result = new FollSiblingQuery(qyInput, root.Name, root.Prefix, root.NodeType); if ((props & Props.NonFlat) != 0) { result = new DocumentOrderQuery(result); } break; case Axis.AxisType.PrecedingSibling: result = new PreSiblingQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Attribute: result = new AttributeQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Self: result = new XPathSelfQuery(qyInput, root.Name, root.Prefix, root.NodeType); break; case Axis.AxisType.Namespace: if ((root.NodeType == XPathNodeType.All || root.NodeType == XPathNodeType.Element || root.NodeType == XPathNodeType.Attribute) && root.Prefix.Length == 0) { result = new NamespaceQuery(qyInput, root.Name, root.Prefix, root.NodeType); } else { result = new EmptyQuery(); } break; default: throw XPathException.Create(SR.Xp_NotSupported, _query); } return result; }
protected ContextQuery(ContextQuery other) : base(other) { this.contextNode = other.contextNode; // Don't need to clone here }
protected ContextQuery(ContextQuery other) : base(other) { this.contextNode = other.contextNode; // Don't need to clone here }
private Query ProcessAxis(Axis root, Flags flags, out Props props) { Query qyParent = null; Query query2; if (root.Prefix.Length > 0) { this.needContext = true; } this.firstInput = null; if (root.Input != null) { Flags none = Flags.None; if ((flags & Flags.PosFilter) == Flags.None) { Axis input = root.Input as Axis; if (((input != null) && (root.TypeOfAxis == Axis.AxisType.Child)) && ((input.TypeOfAxis == Axis.AxisType.DescendantOrSelf) && (input.NodeType == XPathNodeType.All))) { Query query3; if (input.Input != null) { query3 = this.ProcessNode(input.Input, Flags.SmartDesc, out props); } else { query3 = new ContextQuery(); props = Props.None; } qyParent = new DescendantQuery(query3, root.Name, root.Prefix, root.NodeType, false, input.AbbrAxis); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } props |= Props.NonFlat; return qyParent; } if ((root.TypeOfAxis == Axis.AxisType.Descendant) || (root.TypeOfAxis == Axis.AxisType.DescendantOrSelf)) { none |= Flags.SmartDesc; } } query2 = this.ProcessNode(root.Input, none, out props); } else { query2 = new ContextQuery(); props = Props.None; } switch (root.TypeOfAxis) { case Axis.AxisType.Ancestor: qyParent = new XPathAncestorQuery(query2, root.Name, root.Prefix, root.NodeType, false); props |= Props.NonFlat; return qyParent; case Axis.AxisType.AncestorOrSelf: qyParent = new XPathAncestorQuery(query2, root.Name, root.Prefix, root.NodeType, true); props |= Props.NonFlat; return qyParent; case Axis.AxisType.Attribute: return new AttributeQuery(query2, root.Name, root.Prefix, root.NodeType); case Axis.AxisType.Child: if ((props & Props.NonFlat) == Props.None) { return new ChildrenQuery(query2, root.Name, root.Prefix, root.NodeType); } return new CacheChildrenQuery(query2, root.Name, root.Prefix, root.NodeType); case Axis.AxisType.Descendant: if ((flags & Flags.SmartDesc) == Flags.None) { qyParent = new DescendantQuery(query2, root.Name, root.Prefix, root.NodeType, false, false); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } break; } qyParent = new DescendantOverDescendantQuery(query2, false, root.Name, root.Prefix, root.NodeType, false); break; case Axis.AxisType.DescendantOrSelf: if ((flags & Flags.SmartDesc) == Flags.None) { qyParent = new DescendantQuery(query2, root.Name, root.Prefix, root.NodeType, true, root.AbbrAxis); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } } else { qyParent = new DescendantOverDescendantQuery(query2, true, root.Name, root.Prefix, root.NodeType, root.AbbrAxis); } props |= Props.NonFlat; return qyParent; case Axis.AxisType.Following: qyParent = new FollowingQuery(query2, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; return qyParent; case Axis.AxisType.FollowingSibling: qyParent = new FollSiblingQuery(query2, root.Name, root.Prefix, root.NodeType); if ((props & Props.NonFlat) != Props.None) { qyParent = new DocumentOrderQuery(qyParent); } return qyParent; case Axis.AxisType.Namespace: if ((((root.NodeType == XPathNodeType.All) || (root.NodeType == XPathNodeType.Element)) || (root.NodeType == XPathNodeType.Attribute)) && (root.Prefix.Length == 0)) { return new NamespaceQuery(query2, root.Name, root.Prefix, root.NodeType); } return new EmptyQuery(); case Axis.AxisType.Parent: return new ParentQuery(query2, root.Name, root.Prefix, root.NodeType); case Axis.AxisType.Preceding: qyParent = new PrecedingQuery(query2, root.Name, root.Prefix, root.NodeType); props |= Props.NonFlat; return qyParent; case Axis.AxisType.PrecedingSibling: return new PreSiblingQuery(query2, root.Name, root.Prefix, root.NodeType); case Axis.AxisType.Self: return new XPathSelfQuery(query2, root.Name, root.Prefix, root.NodeType); default: throw XPathException.Create("Xp_NotSupported", this.query); } props |= Props.NonFlat; return qyParent; }
protected ContextQuery(ContextQuery other) : base(other) { this.contextNode = other.contextNode; }