//
// System.Resources.ResourceSet.cs
//
-// Author:
+// Authors:
// Duncan Mak (duncan@ximian.com)
+// Dick Porter (dick@ximian.com)
+// Andreas Nahr (ClassDevelopment@A-SoftTech.com)
//
-// (C) 2001 Ximian, Inc. http://www.ximian.com
+// (C) 2001, 2002 Ximian, Inc. http://www.ximian.com
+// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
+//
+// 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.Collections;
using System.IO;
+using System.Globalization;
+using System.Runtime.InteropServices;
+using System.Security.Permissions;
namespace System.Resources
{
- [Serializable]
- public class ResourceSet : IDisposable
- {
-
- protected IResourceReader Reader;
- protected Hashtable Table;
-
- // Constructors
- protected ResourceSet () {}
- protected ResourceSet (IResourceReader reader)
- {
- if (reader == null)
- throw new ArgumentNullException ("The reader is null.");
- Reader = reader;
- }
-
- protected ResourceSet (Stream stream)
- {
- Reader = new ResourceReader (stream);
- }
-
- protected ResourceSet (String fileName)
- {
- Reader = new ResourceReader (fileName);
- }
-
- public virtual void Close ()
- {
- Dispose (true);
- }
-
- public void Dispose()
- {
- Dispose (true);
- }
-
- public void Dispose (bool disposing)
- {
- if (disposing) {
- Reader = null;
- Table = null;
- }
- }
-
- public virtual Type GetDefaultReader ()
- {
- return (typeof (ResourceReader));
- }
- public virtual Type GetDefaultWriter ()
- {
- return (typeof (ResourceWriter));
- }
-
- public virtual object GetObject (string name)
- {
- if (name == null)
- throw new ArgumentNullException ("The name parameter is null.");
- if (Reader == null)
- throw new InvalidOperationException ("The ResourceSet has been closed.");
- if (Table == null) {
- ReadResources ();
- return Table[name];
- }
- if (Table != null)
- return Table[name];
- }
-
- public virtual object GetObject (string name, bool ignoreCase)
- {
- if (name == null)
- throw new ArgumentNullException ("The name parameter is null.");
- if (Reader == null)
- throw new InvalidOperationException ("ResourceSet has been closed.");
- if (Table == null)
- ReadResources ();
- if (ignoreCase) {
- foreach (DictionaryEntry de in Table) {
- string key = (string) de.Key;
-
- if (String.Compare (key, name, true))
- return de.Value;
- }
- } else
- return Table[name]
- }
-
- public virtual string GetString (string name)
- {
- Object o = GetObject (name);
- if (o is string)
- return (string) o;
- return null;
- }
-
- public virtual string GetString (string name, bool ignoreCase)
- {
- Object o = GetObject (name, ignoreCase);
- if (o is string)
- return (string) o;
- return null;
- }
-
- public virtual void ReadResources ()
- {
- IDictionaryEnumerator i = Reader.GetEnumerator();
-
- if (Table == null)
- Table = new ResourceHashtable ();
- i.Reset ();
-
- while (i.MoveNext ())
- Table.Add (i.Key, i.Value);
- }
- }
-}
+ [Serializable]
+ public class ResourceSet : IDisposable
+
+#if (NET_1_1)
+ , IEnumerable
+#endif
+
+ {
+
+ protected IResourceReader Reader;
+ protected Hashtable Table;
+
+ // Constructors
+ protected ResourceSet () {}
+
+ public ResourceSet (IResourceReader reader)
+ {
+ if (reader == null)
+ throw new ArgumentNullException ("The reader is null.");
+ Reader = reader;
+ }
+
+ [SecurityPermission (SecurityAction.LinkDemand, SerializationFormatter = true)]
+ public ResourceSet (Stream stream)
+ {
+ if(stream==null) {
+ throw new ArgumentNullException("stream is null");
+ }
+
+ if(!stream.CanRead) {
+ throw new ArgumentException("stream is not readable");
+ }
+
+ Reader = new ResourceReader (stream);
+ }
+
+ public ResourceSet (String fileName)
+ {
+ if(fileName==null) {
+ throw new ArgumentNullException("filename is null");
+ }
+
+ Reader = new ResourceReader (fileName);
+ }
+
+ public virtual void Close ()
+ {
+ Dispose (true);
+ }
+
+ public void Dispose()
+ {
+ Dispose (true);
+ }
+
+ protected virtual void Dispose (bool disposing)
+ {
+ if (disposing) {
+ if(Reader!=null) {
+ Reader.Close();
+ }
+ }
+
+ Reader = null;
+ Table = null;
+ }
+ public virtual Type GetDefaultReader ()
+ {
+ return (typeof (ResourceReader));
+ }
+ public virtual Type GetDefaultWriter ()
+ {
+ return (typeof (ResourceWriter));
+ }
+
+#if (NET_1_1)
+
+ [ComVisible (false)]
+ public virtual IDictionaryEnumerator GetEnumerator ()
+ {
+ if (Table == null)
+ ReadResources ();
+ return Table.GetEnumerator();
+ }
+
+ IEnumerator IEnumerable.GetEnumerator ()
+ {
+ return this.GetEnumerator ();
+ }
+
+#endif
+
+ public virtual object GetObject (string name)
+ {
+ if (name == null)
+ throw new ArgumentNullException ("The name parameter is null.");
+ if (Reader == null)
+ throw new InvalidOperationException ("The ResourceSet has been closed.");
+
+ if (Table == null) {
+ ReadResources ();
+ }
+
+ return(Table[name]);
+ }
+
+ public virtual object GetObject (string name, bool ignoreCase)
+ {
+ if (name == null)
+ throw new ArgumentNullException ("The name parameter is null.");
+ if (Reader == null)
+ throw new InvalidOperationException ("ResourceSet has been closed.");
+ if (Table == null)
+ ReadResources ();
+
+ if (ignoreCase) {
+ foreach (DictionaryEntry de in Table) {
+ string key = (string) de.Key;
+ if (String.Compare (key, name, true, CultureInfo.InvariantCulture) == 0)
+ return de.Value;
+ }
+ return null;
+ } else
+ return Table[name];
+ }
+
+ public virtual string GetString (string name)
+ {
+ Object o = GetObject (name);
+ if (o == null)
+ return null;
+ if (o is string)
+ return (string) o;
+ throw new InvalidOperationException("Not a string");
+ }
+
+ public virtual string GetString (string name, bool ignoreCase)
+ {
+ Object o = GetObject (name, ignoreCase);
+ if (o == null)
+ return null;
+ if (o is string)
+ return (string) o;
+ throw new InvalidOperationException("Not a string");
+ }
+
+ protected virtual void ReadResources ()
+ {
+ if (Reader == null)
+ throw new InvalidOperationException ("ResourceSet is closed.");
+
+ IDictionaryEnumerator i = Reader.GetEnumerator();
+
+ if (Table == null)
+ Table = new Hashtable ();
+ i.Reset ();
+
+ while (i.MoveNext ())
+ Table.Add (i.Key, i.Value);
+ }
+ }
+}