public void MatchRoot()
{
XmlDocument xsltDoc = new XmlDocument();
xsltDoc.LoadXml(@"
<xsl:stylesheet version='1.0'
xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
<xsl:output method='xml' omit-xml-declaration='no' encoding='UTF-8'/>
<xsl:template match='/'><root>Matched</root></xsl:template>
</xsl:stylesheet>
" );
XslTransform xslt = new XslTransform();
xslt.Load(xsltDoc);
StringBuilder builder = new StringBuilder();
XmlWriter writer = new XmlTextWriter(new StringWriter(builder));
CollectionOfSimple c = new CollectionOfSimple(true);
ObjectXPathContext context = new ObjectXPathContext();
context.DetectLoops = true;
XPathNavigator nav = context.CreateNavigator(c);
xslt.Transform(nav, null, writer, null);
writer.Close();
Assert.AreEqual("<root>Matched</root>", builder.ToString());
}
public void SelectAllNodes()
{
// Generate simple objects
var objects = new List<SimpleObject>();
int totalIterations = 100000;
for( int i=0; i<totalIterations; i++ )
{
SimpleObject o = new SimpleObject();
o.Attr2 = i.ToString();
o.Elem1 = "Elem1" + i;
o.Elem2 = "Elem2" + i;
objects.Add( o );
}
// Create navigator
var context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav = context.CreateNavigator( objects );
// Select nodes
var nodes = nav.Select( "//* | //@*" );
int j = 0;
while( nodes.MoveNext() )
{
var val = nodes.Current.Value;
j++;
}
Assert.AreEqual( totalIterations * 5 + 1, j );
}
public void XmlNodeDefaultNamespace()
{
string xml =
@"<Requirement xmlns='http://www.byte-force.com/schemas/SDF' xmlns:a='ns-a' xmlns:b='ns-b'>
<Type tc='11'>APS</Type>
<ClientUniqueId>2468</ClientUniqueId>
<ProcessingUniqueId xmlns:a='ns-a'>923232</ProcessingUniqueId>
<State xmlns:b='ns-b'>
<Code tc='75'>Accepted</Code>
<SubCode tc='3'>Reviewing</SubCode>
</State>
</Requirement>" ;
XmlDocument doc = new XmlDocument();
doc.LoadXml(xml);
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav = context.CreateNavigator(doc);
nav.MoveToFirstChild();
Assert.AreEqual("sdf", nav.Prefix);
Assert.AreEqual("Requirement", nav.LocalName);
Assert.AreEqual("sdf:Requirement", nav.Name);
}
public void MatchRoot()
{
XmlDocument xsltDoc = new XmlDocument();
xsltDoc.LoadXml( @"
<xsl:stylesheet version='1.0'
xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
<xsl:output method='xml' omit-xml-declaration='no' encoding='UTF-8'/>
<xsl:template match='/'><root>Matched</root></xsl:template>
</xsl:stylesheet>
" );
XslTransform xslt = new XslTransform();
xslt.Load( xsltDoc );
StringBuilder builder = new StringBuilder();
XmlWriter writer = new XmlTextWriter( new StringWriter( builder ) );
CollectionOfSimple c = new CollectionOfSimple( true );
ObjectXPathContext context = new ObjectXPathContext();
context.DetectLoops = true;
XPathNavigator nav = context.CreateNavigator( c );
xslt.Transform( nav, null, writer, null );
writer.Close();
Assert.AreEqual( "<root>Matched</root>", builder.ToString() );
}
public void SelectAllNodes()
{
// Generate simple objects
var objects = new List <SimpleObject>();
int totalIterations = 100000;
for (int i = 0; i < totalIterations; i++)
{
SimpleObject o = new SimpleObject();
o.Attr2 = i.ToString();
o.Elem1 = "Elem1" + i;
o.Elem2 = "Elem2" + i;
objects.Add(o);
}
// Create navigator
var context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav = context.CreateNavigator(objects);
// Select nodes
var nodes = nav.Select("//* | //@*");
int j = 0;
while (nodes.MoveNext())
{
var val = nodes.Current.Value;
j++;
}
Assert.AreEqual(totalIterations * 5 + 1, j);
}
public static void IsSubset( object o, string xml )
{
XmlDocument doc = new XmlDocument();
doc.LoadXml( xml );
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav = context.CreateNavigator( o );
nav.MoveToRoot();
NavigatorUtils.IsSubsetOf( doc.CreateNavigator(), nav );
}
public void LoadInDocument()
{
CollectionOfSimple c = new CollectionOfSimple( true );
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav = context.CreateNavigator( c );
for( int i=0; i<100000; i++ )
{
nav.MoveToRoot();
XmlDocument original = new XmlDocument();
original.Load( nav.ReadSubtree() );
}
}
private static void SerializeAndCompare(object o)
{
XPathNavigator nav1 = NavigatorUtils.Serialize(o);
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav2 = context.CreateNavigator(o);
NavigatorUtils.PrintNavigator(nav2);
nav2.MoveToRoot();
NavigatorUtils.AreEqual(nav2, nav1);
}
public static void IsSubset(object o, string xml)
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(xml);
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav = context.CreateNavigator(o);
nav.MoveToRoot();
NavigatorUtils.IsSubsetOf(doc.CreateNavigator(), nav);
}
internal ObjectXPathNavigator( object obj, ObjectXPathContext context )
{
_context = context;
_root = new Node( _context, new RootNodePolicy( obj ) );
_node = _root;
if( _context.DetectLoops )
{
_navigationStack = new Stack();
_navigationStack.Push( _root ); // Push dummy root object
}
_lang = _context.NameTable.Add( "" );
}
public void LoadInDocument()
{
CollectionOfSimple c = new CollectionOfSimple(true);
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav = context.CreateNavigator(c);
for (int i = 0; i < 100000; i++)
{
nav.MoveToRoot();
XmlDocument original = new XmlDocument();
original.Load(nav.ReadSubtree());
}
}
public void SelectObjectTest()
{
var obj = new ObjChildrenNS(true);
var context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
var nav = context.CreateNavigator(obj) as ObjectXPathNavigator;
var str1 = nav.SelectObject("/*/child4");
var str2 = nav.SelectObject("/sdf:XmlObjectWithAttribs/sdf:child2", context.NamespaceManager);
Assert.AreEqual("7", str1);
Assert.AreEqual("5", str2);
}
public static void Compare( object o, string xml )
{
XmlDocument doc = new XmlDocument();
doc.LoadXml( xml );
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav = context.CreateNavigator( o );
nav.MoveToRoot();
/*NavigatorUtils.PrintNavigator( nav );
nav.MoveToRoot();*/
NavigatorUtils.AreEqual( nav, doc.CreateNavigator() );
}
public void IdentityTransform()
{
XmlDocument xsltDoc = new XmlDocument();
xsltDoc.LoadXml(@"
<xsl:stylesheet version='1.0'
xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
<xsl:output method='xml' omit-xml-declaration='no' encoding='UTF-8'/>
<xsl:template match='@*|node()'>
<xsl:copy>
<xsl:apply-templates select='@*|node()'/>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
" );
XslTransform xslt = new XslTransform();
xslt.Load(xsltDoc);
StringBuilder builder = new StringBuilder();
XmlWriter writer = new XmlTextWriter(new StringWriter(builder));
CollectionOfSimple c = new CollectionOfSimple(true);
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", "http://www.byte-force.com/schemas/SDF");
XPathNavigator nav = context.CreateNavigator(c);
XmlDocument original = new XmlDocument();
original.Load(nav.ReadSubtree());
nav.MoveToRoot();
Console.WriteLine(original.InnerXml);
string originalXml = original.InnerXml;
xslt.Transform(nav, null, writer, null);
writer.Close();
Console.Write(builder.ToString());
Assert.AreEqual(originalXml, builder.ToString());
}
public static void Compare(object o, string xml)
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(xml);
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav = context.CreateNavigator(o);
nav.MoveToRoot();
/*NavigatorUtils.PrintNavigator( nav );
*
* nav.MoveToRoot();*/
NavigatorUtils.AreEqual(nav, doc.CreateNavigator());
}
private static void AddFlash(IRailsEngineContext context, XsltTransformationArguments arguments)
{
if (context.Flash.Keys.Count == 0)
{
return;
}
ObjectXPathContext ocontext = new ObjectXPathContext();
//For each object in the flash build an ObjectXPathNavigator to
//create an XPath-able represenation of that object
foreach (String key in context.Flash.Keys)
{
object value = context.Flash[key];
if (value != null)
{
arguments.AddParam(key, string.Empty, ocontext.CreateNavigator(value));
}
}
}
public void Xslt()
{
XmlDocument xsltDoc = new XmlDocument();
xsltDoc.LoadXml(@"
<xsl:stylesheet version='1.0'
xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
<xsl:output method='xml' omit-xml-declaration='no' encoding='UTF-8'/>
<xsl:template match='@*|node()'>
<xsl:copy>
<xsl:apply-templates select='@*'/>
<xsl:apply-templates select='node()'/>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
" );
XslTransform xslt = new XslTransform();
xslt.Load(xsltDoc);
CollectionOfSimple c = new CollectionOfSimple(true);
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav = context.CreateNavigator(c);
for (int i = 0; i < 100000; i++)
{
StringBuilder builder = new StringBuilder();
XmlWriter writer = new XmlTextWriter(new StringWriter(builder));
XsltArgumentList xslArg = new XsltArgumentList();
nav.MoveToRoot();
xslt.Transform(nav, xslArg, writer, null);
writer.Close();
}
}
/// <summary>
/// Adds XPathNavigable representations of the items in the propertybag
/// of the controller.
/// </summary>
/// <param name="controller">The controller.</param>
/// <param name="arguments">The arguments.</param>
private static void AddPropertyBag(IRailsEngineContext railscontext, IController controller, XsltTransformationArguments arguments)
{
ObjectXPathContext context = new ObjectXPathContext();
//For each object in the property bag build an ObjectXPathNavigator to
//create an XPath-able represenation of that object
foreach (String key in controller.PropertyBag.Keys)
{
object value = controller.PropertyBag[key];
if (value != null)
{
arguments.AddParam(key, string.Empty, context.CreateNavigator(value));
}
}
arguments.AddParam("context", string.Empty, context.CreateNavigator(railscontext));
//arguments.AddExtensionObject("urn:request", context.Request);
//arguments.AddExtensionObject("urn:response", context.Response);
//arguments.AddExtensionObject("urn:server", context.Server);
//arguments.AddExtensionObject("urn:session", context.Session);
}
public void IdentityTransform()
{
XmlDocument xsltDoc = new XmlDocument();
xsltDoc.LoadXml( @"
<xsl:stylesheet version='1.0'
xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
<xsl:output method='xml' omit-xml-declaration='no' encoding='UTF-8'/>
<xsl:template match='@*|node()'>
<xsl:copy>
<xsl:apply-templates select='@*|node()'/>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
" );
XslTransform xslt = new XslTransform();
xslt.Load( xsltDoc );
StringBuilder builder = new StringBuilder();
XmlWriter writer = new XmlTextWriter( new StringWriter( builder ));
CollectionOfSimple c = new CollectionOfSimple( true );
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", "http://www.byte-force.com/schemas/SDF" );
XPathNavigator nav = context.CreateNavigator( c );
XmlDocument original = new XmlDocument();
original.Load( nav.ReadSubtree() );
nav.MoveToRoot();
Console.WriteLine( original.InnerXml );
string originalXml = original.InnerXml;
xslt.Transform( nav, null, writer, null );
writer.Close();
Console.Write( builder.ToString() );
Assert.AreEqual( originalXml, builder.ToString() );
}
private static void DeserializeAndCompare(object o)
{
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace("sdf", Namespaces.SDF);
XPathNavigator nav = context.CreateNavigator(o);
nav.MoveToRoot();
NavigatorUtils.PrintNavigator(nav);
nav.MoveToRoot();
// object o2 = Deserialize( o.GetType(), nav );
object o2 = NavigatorUtils.Deserialize(o.GetType(), NavigatorUtils.Serialize(o));
XPathNavigator nav2 = context.CreateNavigator(o2);
nav2.MoveToRoot();
nav.MoveToRoot();
NavigatorUtils.AreEqual(nav, nav2);
}
public void Xslt()
{
XmlDocument xsltDoc = new XmlDocument();
xsltDoc.LoadXml( @"
<xsl:stylesheet version='1.0'
xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
<xsl:output method='xml' omit-xml-declaration='no' encoding='UTF-8'/>
<xsl:template match='@*|node()'>
<xsl:copy>
<xsl:apply-templates select='@*'/>
<xsl:apply-templates select='node()'/>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>
" );
XslTransform xslt = new XslTransform();
xslt.Load( xsltDoc );
CollectionOfSimple c = new CollectionOfSimple( true );
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav = context.CreateNavigator( c );
for( int i=0; i<100000; i++ )
{
StringBuilder builder = new StringBuilder();
XmlWriter writer = new XmlTextWriter( new StringWriter( builder ));
XsltArgumentList xslArg = new XsltArgumentList();
nav.MoveToRoot();
xslt.Transform( nav, xslArg, writer, null );
writer.Close();
}
}
private static void DeserializeAndCompare( object o )
{
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav = context.CreateNavigator( o );
nav.MoveToRoot();
NavigatorUtils.PrintNavigator( nav );
nav.MoveToRoot();
// object o2 = Deserialize( o.GetType(), nav );
object o2 = NavigatorUtils.Deserialize( o.GetType(), NavigatorUtils.Serialize( o ) );
XPathNavigator nav2 = context.CreateNavigator( o2 );
nav2.MoveToRoot();
nav.MoveToRoot();
NavigatorUtils.AreEqual( nav, nav2 );
}
/// <summary>
/// Adds XPathNavigable representations of the items in the propertybag
/// of the controller.
/// </summary>
/// <param name="controller">The controller.</param>
/// <param name="arguments">The arguments.</param>
private static void AddPropertyBag(IRailsEngineContext railscontext, IController controller, XsltTransformationArguments arguments)
{
ObjectXPathContext context = new ObjectXPathContext();
//For each object in the property bag build an ObjectXPathNavigator to
//create an XPath-able represenation of that object
foreach (String key in controller.PropertyBag.Keys)
{
object value = controller.PropertyBag[key];
if (value != null)
{
arguments.AddParam(key, string.Empty, context.CreateNavigator(value));
}
}
arguments.AddParam("context", string.Empty, context.CreateNavigator(railscontext));
//arguments.AddExtensionObject("urn:request", context.Request);
//arguments.AddExtensionObject("urn:response", context.Response);
//arguments.AddExtensionObject("urn:server", context.Server);
//arguments.AddExtensionObject("urn:session", context.Session);
}
/// <summary>
/// See <see cref="System.Xml.XPath.XPathNavigator.MoveTo" /> for details.
/// </summary>
public override bool MoveTo( XPathNavigator other )
{
var otherNav = other as ObjectXPathNavigator;
if( otherNav == null )
return false;
_context = otherNav._context;
_root = otherNav._root;
_node = otherNav._node;
if( otherNav._childNav != null )
{
_childNav = otherNav._childNav.Clone();
_childNavDepth = otherNav._childNavDepth;
}
else
_childNav = null;
#if DEBUG
Trace( () => string.Format( "MoveTo( N#{0} )", other.GetHashCode() ) );
#endif
if( _context.DetectLoops )
_navigationStack = (Stack)otherNav._navigationStack.Clone();
return true;
}
private static void AddFlash(IRailsEngineContext context, XsltTransformationArguments arguments)
{
if (context.Flash.Keys.Count == 0) return;
ObjectXPathContext ocontext = new ObjectXPathContext();
//For each object in the flash build an ObjectXPathNavigator to
//create an XPath-able represenation of that object
foreach (String key in context.Flash.Keys)
{
object value = context.Flash[key];
if (value != null)
{
arguments.AddParam(key, string.Empty, ocontext.CreateNavigator(value));
}
}
}
public void XmlNodeDefaultNamespace()
{
string xml =
@"<Requirement xmlns='http://www.byte-force.com/schemas/SDF' xmlns:a='ns-a' xmlns:b='ns-b'>
<Type tc='11'>APS</Type>
<ClientUniqueId>2468</ClientUniqueId>
<ProcessingUniqueId xmlns:a='ns-a'>923232</ProcessingUniqueId>
<State xmlns:b='ns-b'>
<Code tc='75'>Accepted</Code>
<SubCode tc='3'>Reviewing</SubCode>
</State>
</Requirement>";
XmlDocument doc = new XmlDocument();
doc.LoadXml( xml );
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav = context.CreateNavigator( doc );
nav.MoveToFirstChild();
Assert.AreEqual( "sdf", nav.Prefix );
Assert.AreEqual( "Requirement", nav.LocalName );
Assert.AreEqual( "sdf:Requirement", nav.Name );
}
private static void SerializeAndCompare( object o )
{
XPathNavigator nav1 = NavigatorUtils.Serialize( o );
ObjectXPathContext context = new ObjectXPathContext();
context.NamespaceManager.AddNamespace( "sdf", Namespaces.SDF );
XPathNavigator nav2 = context.CreateNavigator( o );
NavigatorUtils.PrintNavigator( nav2 );
nav2.MoveToRoot();
NavigatorUtils.AreEqual( nav2, nav1 );
}
private string _value; // Empty if null
#endregion Fields
#region Constructors
/// <summary>
/// Creates a new <see cref="Node"/> instance.
/// </summary>
/// <param name="context">Context this node belongs to.</param>
/// <param name="policy">The node policy.</param>
public Node( ObjectXPathContext context, INodePolicy policy )
{
_context = context;
_nodePolicy = policy;
_nodeType = XPathNodeType.All;
_nodeState = NodeState.ObjectNotKnown;
_attributesCount = -1;
_elementsCount = -1;
}
