Sample Xsd And Xml File
Utlimately I want to be able to parse an xml STRING with an xsd STRING but this is the best I could do: parsing an xml FILE with an xsd FILE. I basically reworked a console application example in the MSDN help file into a nicer looking ASP.NET Web form example. It tells you if your file is not well-formed and then if it is not valid it lists out the specific reason (like in XMLSpy), quite helpful to find an error in a large XML file as it returns the line number on which the error occurred as well as the tag name. This was done in Visual Studio.NET so to get it to work you will have to change the code around to whatever you want to do. Notice that you have to have the namespace in the root element of the XML file.
Another great strength of XML Schema is extensibility. Extensible XML Schemas allow you: Create your own data types derived from standard types and hence, closely model real-life entities. Indesign software for mac free download free. To reuse your schema in other schemas. Basic Example. The following presents a very basic XML Schema followed by an XML document realization of that schema. Jump to XSD to XML Example - Since Employee.xsd has two root elements; empRequest and empResponse; I can generate two XML files.
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validate.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.IO;
using System.Xml;
using System.Xml.Schema;
namespace validate
{
public class WebForm1 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Label Label1;
protected System.Web.UI.WebControls.Button Button1;
protected System.Web.UI.WebControls.Label Label3;
protected System.Web.UI.WebControls.Label TheXml;
protected System.Web.UI.WebControls.Label Label2;
protected System.Web.UI.WebControls.Label Output;
protected System.Web.UI.WebControls.Label Outcome;
protected System.Web.UI.WebControls.Label TheXsd;
private void Page_Load(object sender, System.EventArgs e)
{
//define variables
TheXml.Text = HttpContext.Current.Server.MapPath('books.xml');
TheXsd.Text = HttpContext.Current.Server.MapPath('books.xsd');
Outcome.Text = ';
}
private void Button1_Click(object sender, System.EventArgs e)
{
//define variables
Outcome.Text = '<font color='green'>Succeeded</font>';
Output.Text = ';
//load schema
XmlSchemaCollection xsc = new XmlSchemaCollection();
xsc.Add('generic', TheXsd.Text);
Validate(TheXml.Text, xsc);
}
private void Validate(String filename, XmlSchemaCollection xsc)
{
XmlTextReader reader = null;
XmlValidatingReader vreader = null;
reader = new XmlTextReader (filename);
vreader = new XmlValidatingReader (reader);
vreader.Schemas.Add(xsc);
vreader.ValidationEventHandler += new ValidationEventHandler (ValidationCallBack);
try
{
while (vreader.Read()){}
}
catch
{
Output.Text = 'XML Document is not well-formed.';
}
vreader.Close();
}
public void ValidationCallBack (object sender, ValidationEventArgs args)
{
Outcome.Text = '<font color='red'>Failed:</font>';
Output.Text += 'Validation error: <font color='red'>' + args.Message + '</font><br>';
}
}
} 
Books.xml
<?xml version='1.0'?>
<bookstore xmlns='generic'>
<book genre='autobiography'>
<title>The Autobiography of Benjamin Franklin</title>
<author>
<first-name>Ben</first-name>
<last-name>Franklin</last-name>
</author>
<price>89.88</price>
</book>
<book genre='novel'>
<title>The Confidence Man</title>
<author>
<first-name>John</first-name>
<last-name>Melville</last-name>
</author>
<price>11.99</price>
</book>
</bookstore>
Books.xsd
---------------------------
<xsd:schema xmlns:xsd='http://www.w3.org/2001/XMLSchema' xmlns='generic' elementFormDefault='qualified' targetNamespace='generic'>
<xsd:element name='bookstore' type='bookstoreType'/>
<xsd:complexType name='bookstoreType'>
<xsd:sequence maxOccurs='unbounded'>
<xsd:element name='book' type='bookType'/>
</xsd:sequence>
</xsd:complexType>
<xsd:complexType name='bookType'>
<xsd:sequence>
<xsd:element name='title' type='xsd:string'/>
<xsd:element name='author' type='authorName'/>
<xsd:element name='price' type='xsd:decimal'/>
</xsd:sequence>
<xsd:attribute name='genre' type='xsd:string'/>
</xsd:complexType>
<xsd:complexType name='authorName'>
<xsd:sequence>
<xsd:element name='first-name' type='xsd:string'/>
<xsd:element name='last-name' type='xsd:string'/>
</xsd:sequence>
</xsd:complexType>
</xsd:schema>