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//
// System.Xml.Schema.XmlSchemaCollection.cs
//
// Authors:
// Dwivedi, Ajay kumar Adwiv@Yahoo.com
// Atsushi Enomoto ginga@kit.hi-ho.ne.jp
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections;
using System.Xml;
namespace System.Xml.Schema
{
/// <summary>
/// Summary description for XmlSchemaCollection.
///
/// It is just a wrapper for XmlSchemaSet (unlike MS.NET, our
/// XmlSchemaCollection is originally designed to be conformant to
/// W3C specification).
/// </summary>
#if NET_2_0
[Obsolete ("Use XmlSchemaSet.")]
#endif
public sealed class XmlSchemaCollection : ICollection, IEnumerable
{
//private fields
private XmlSchemaSet schemaSet;
public XmlSchemaCollection ()
: this (new NameTable ())
{
}
public XmlSchemaCollection (XmlNameTable nametable)
: this (new XmlSchemaSet (nametable))
{
schemaSet.ValidationEventHandler += new ValidationEventHandler (OnValidationError);
}
internal XmlSchemaCollection (XmlSchemaSet schemaSet)
{
this.schemaSet = schemaSet;
}
//properties
internal XmlSchemaSet SchemaSet {
get { return schemaSet; }
}
public int Count {
get { return schemaSet.Count; }
}
public XmlNameTable NameTable {
get { return schemaSet.NameTable; }
}
public XmlSchema this [ string ns ] {
get {
ICollection col = schemaSet.Schemas (ns);
if (col == null)
return null;
IEnumerator e = col.GetEnumerator ();
if (e.MoveNext ())
return (XmlSchema) e.Current;
else
return null;
}
}
// Events
public event ValidationEventHandler ValidationEventHandler;
// Methods
public XmlSchema Add (string ns, XmlReader reader)
{
return Add (ns, reader, new XmlUrlResolver ());
}
public XmlSchema Add (string ns, XmlReader reader, XmlResolver resolver)
{
XmlSchema schema = XmlSchema.Read (reader, ValidationEventHandler);
if (schema.TargetNamespace == null)
schema.TargetNamespace = ns;
else if (ns != null && schema.TargetNamespace != ns)
throw new XmlSchemaException ("The actual targetNamespace in the schema does not match the parameter.");
return Add (schema);
}
public XmlSchema Add (string ns, string uri)
{
XmlReader reader = new XmlTextReader (uri);
try {
return Add (ns, reader);
} finally {
reader.Close ();
}
}
public XmlSchema Add (XmlSchema schema)
{
return Add (schema, new XmlUrlResolver ());
}
public XmlSchema Add (XmlSchema schema, XmlResolver resolver)
{
if (schema == null)
throw new ArgumentNullException ("schema");
XmlSchemaSet xss = new XmlSchemaSet (schemaSet.NameTable);
xss.Add (schemaSet);
// FIXME: maybe it requires Reprocess()
xss.Add (schema);
xss.ValidationEventHandler += ValidationEventHandler;
xss.XmlResolver = resolver;
xss.Compile ();
if (!xss.IsCompiled)
return null;
// It is set only when the compilation was successful.
schemaSet = xss;
return schema;
}
public void Add (XmlSchemaCollection schema)
{
if (schema == null)
throw new ArgumentNullException ("schema");
XmlSchemaSet xss = new XmlSchemaSet (schemaSet.NameTable);
xss.Add (schemaSet);
// FIXME: maybe it requires Reprocess()
xss.Add (schema.schemaSet);
xss.ValidationEventHandler += ValidationEventHandler;
xss.XmlResolver = schemaSet.XmlResolver;
xss.Compile ();
if (!xss.IsCompiled)
return;
// It is set only when the compilation was successful.
schemaSet = xss;
}
public bool Contains (string ns)
{
lock (schemaSet) {
return schemaSet.Contains (ns);
}
}
public bool Contains (XmlSchema schema)
{
lock (schemaSet) {
return schemaSet.Contains (schema);
}
}
public void CopyTo (XmlSchema[] array, int index)
{
lock (schemaSet) {
schemaSet.CopyTo (array, index);
}
}
public XmlSchemaCollectionEnumerator GetEnumerator ()
{
// The actual collection is schemaSet.Schemas()
return new XmlSchemaCollectionEnumerator(schemaSet.Schemas());
}
int ICollection.Count {
get { return Count; }
}
// interface Methods
void ICollection.CopyTo (Array array, int index)
{
lock (schemaSet) {
schemaSet.CopyTo (array, index);
}
}
bool ICollection.IsSynchronized
{
get { return true; } // always
}
IEnumerator IEnumerable.GetEnumerator ()
{
return this.GetEnumerator ();
}
Object ICollection.SyncRoot
{
get { return this; }
}
void OnValidationError (object o, ValidationEventArgs e)
{
if (ValidationEventHandler != null)
ValidationEventHandler (o, e);
else if (e.Severity == XmlSeverityType.Error)
throw e.Exception;
}
}
}
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