HttpSessionStateContainer.cs :  » 2.6.4-mono-.net-core » System.Web » System » Web » SessionState » C# / CSharp Open Source

//
// System.Web.Compilation.SessionStateItemCollection
//
// Authors:
//   Gonzalo Paniagua Javier (gonzalo@ximian.com)
//   Marek Habersack (grendello@gmail.com)
//
// (C) 2006 Marek Habersack
// (C) 2002,2003 Ximian, Inc (http://www.ximian.com)
// Copyright (C) 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.
//
#if NET_2_0
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Globalization;
using System.Text;
using System.Threading;
using System.Web.Util;

namespace System.Web.SessionState{
  public class HttpSessionStateContainer : IHttpSessionState
  {
    string id;
    HttpStaticObjectsCollection staticObjects;
    int timeout;
    bool newSession;
    bool isCookieless;
    SessionStateMode mode;
    bool isReadOnly;
    internal bool abandoned;
    ISessionStateItemCollection sessionItems;
    HttpCookieMode cookieMode;
    
    public HttpSessionStateContainer (string id,
              ISessionStateItemCollection sessionItems,
              HttpStaticObjectsCollection staticObjects,
              int timeout,
              bool newSession,
              HttpCookieMode cookieMode,
              SessionStateMode mode,
              bool isReadonly)
    {
      if (id == null)
        throw new ArgumentNullException ("id");
      
      this.sessionItems = sessionItems;
      this.id = id;
      this.staticObjects = staticObjects;
      this.timeout = timeout;
      this.newSession = newSession;
      this.cookieMode = cookieMode;
      this.mode = mode;
      this.isReadOnly = isReadonly;
      this.isCookieless = cookieMode == HttpCookieMode.UseUri;
    }
    
    public int CodePage {
      get {
        HttpContext current = HttpContext.Current;
        if (current == null)
          return Encoding.Default.CodePage;

        return current.Response.ContentEncoding.CodePage;
      }
      
      set {
        HttpContext current = HttpContext.Current;
        if (current != null)
          current.Response.ContentEncoding = Encoding.GetEncoding (value);
      }
    }
    
    public HttpCookieMode CookieMode {
      get { return cookieMode; }
    }
    
    public int Count {
      get {
        if (sessionItems != null)
          return sessionItems.Count;
        return 0;
      }
    }
    
    public bool IsAbandoned {
      get { return abandoned; }
    }
    
    public bool IsCookieless {
      get { return isCookieless; }
    }
    
    public bool IsNewSession {
      get { return newSession; }
    }
    
    public bool IsReadOnly {
      get { return isReadOnly; }
    }
    
    public bool IsSynchronized {
      get { return false; }
    }
    
    object IHttpSessionState.this [int index] {
      get {
        if (sessionItems == null || sessionItems.Count == 0)
          return null;
        return sessionItems [index];
      }
      
      set {
        if (sessionItems != null)
          sessionItems [index] = value;
      }
    }
    
                object IHttpSessionState.this [string name] {
      get {
        if (sessionItems == null || sessionItems.Count == 0)
          return null;
        return sessionItems [name];
      }
      
      set {
        if (sessionItems != null)
          sessionItems [name] = value;
      }
    }
    
    NameObjectCollectionBase.KeysCollection IHttpSessionState.Keys {
      get {
        if (sessionItems != null)
          return sessionItems.Keys;
        return null;
      }
    }
    
    public int LCID {
      get { return Thread.CurrentThread.CurrentCulture.LCID; }
      set { Thread.CurrentThread.CurrentCulture = new CultureInfo(value); }
    }
    
    public SessionStateMode Mode {
      get { return mode; }
    }
    
    public string SessionID {
      get { return id; }
    }
    
    public HttpStaticObjectsCollection StaticObjects {
      get { return staticObjects; }
    }
    
    public Object SyncRoot {
      get { return this; }
    }
    
    public int Timeout {
      get { return timeout; }
      set {
        if (value < 1)
          throw new ArgumentException ("The argument to SetTimeout must be greater than 0.");
        timeout = value;
      }
    }

    internal void SetNewSession (bool value)
    {
      newSession = value;
    }
    
    public void Abandon ()
    {
      abandoned = true;
    }

    public void Add (string name, Object value)
    {
      if (sessionItems == null)
        return;
      sessionItems [name] = value;
    }

    public void Clear ()
    {
      if (sessionItems == null)
        return;
      sessionItems.Clear ();
    }

    public void CopyTo (Array array, int index)
    {
      if (sessionItems == null)
        return;
      NameObjectCollectionBase.KeysCollection all = sessionItems.Keys;
      for (int i = 0; i < all.Count; i++)
        array.SetValue (all.Get(i), i + index);
    }

    public IEnumerator GetEnumerator ()
    {
      if (sessionItems == null)
        return null;
      return sessionItems.GetEnumerator ();
    }
    
    public void Remove (string name)
    {
      if (sessionItems == null)
        return;
      sessionItems.Remove (name);
    }

    public void RemoveAll ()
    {
      if (sessionItems == null)
        return;
      sessionItems.Clear ();
    }

    public void RemoveAt (int index)
    {
      if (sessionItems == null)
        return;
      sessionItems.RemoveAt (index);
    }
  }
}
#endif