cookiecollection.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / Net / System / Net / cookiecollection.cs / 1 / cookiecollection.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Net { 
    using System.Collections; 
    using System.Globalization;
    using System.Runtime.Serialization; 

    //
    // CookieCollection
    // 
    //  A list of cookies maintained in Sorted order. Only one cookie with matching Name/Domain/Path
    // 
 
    /// 
    ///    [To be supplied.] 
    /// 
    [Serializable]
    public class CookieCollection : ICollection {
 
    // fields
        internal enum Stamp { 
            Check           = 0, 
            Set             = 1,
            SetToUnused     = 2, 
            SetToMaxUsed    = 3,
        }

        internal int m_version; 
        ArrayList m_list = new ArrayList();
 
        DateTime m_TimeStamp = DateTime.MinValue; 
        bool m_has_other_versions;
 
        [OptionalField]
        bool m_IsReadOnly;

    // constructors 

        ///  
        ///    [To be supplied.] 
        /// 
        public CookieCollection() { 
            m_IsReadOnly = true;
        }

 
        internal CookieCollection(bool IsReadOnly) {
            m_IsReadOnly = IsReadOnly; 
        } 

    // properties 

        /// 
        ///    [To be supplied.]
        ///  
        public bool IsReadOnly {
            get { 
                return m_IsReadOnly; 
            }
        } 

        /// 
        ///    [To be supplied.]
        ///  
        public Cookie this[int index] {
            get { 
                if (index < 0 || index >= m_list.Count) { 
                    throw new ArgumentOutOfRangeException("index");
                } 
                return (Cookie)(m_list[index]);
            }
        }
 
        /// 
        ///    [To be supplied.] 
        ///  
        public Cookie this[string name] {
            get { 
                foreach (Cookie c in m_list) {
                    if (string.Compare(c.Name, name, StringComparison.OrdinalIgnoreCase ) == 0) {
                        return c;
                    } 
                }
                return null; 
            } 
        }
 
    // methods

        /// 
        ///    [To be supplied.] 
        /// 
        public void Add(Cookie cookie) { 
            if (cookie == null) { 
                throw new ArgumentNullException("cookie");
            } 
            ++m_version;
            int idx = IndexOf(cookie);
            if (idx == -1) {
                m_list.Add(cookie); 
            }
            else { 
                m_list[idx] = cookie; 
            }
        } 

        /// 
        ///    [To be supplied.]
        ///  
        public void Add(CookieCollection cookies) {
            if (cookies == null) { 
                throw new ArgumentNullException("cookies"); 
            }
            //if (cookies == this) { 
            //    cookies = new CookieCollection(cookies);
            //}
            foreach (Cookie cookie in cookies) {
                Add(cookie); 
            }
        } 
 
    // ICollection interface
 
        /// 
        ///    [To be supplied.]
        /// 
        public int Count { 
            get {
                return m_list.Count; 
            } 
        }
 
        /// 
        ///    [To be supplied.]
        /// 
        public bool IsSynchronized { 
            get {
                return false; 
            } 
        }
 
        /// 
        ///    [To be supplied.]
        /// 
        public object SyncRoot { 
            get {
                return this; 
            } 
        }
 
        /// 
        ///    [To be supplied.]
        /// 
        public void CopyTo(Array array, int index) { 
            m_list.CopyTo(array, index);
        } 
 
        /// 
        ///    [To be supplied.] 
        /// 
        public void CopyTo(Cookie[] array, int index)
        {
            m_list.CopyTo(array, index); 
        }
 
 
        internal DateTime TimeStamp(Stamp how) {
            switch (how) { 
                case Stamp.Set:
                    m_TimeStamp = DateTime.Now;
                    break;
                case Stamp.SetToMaxUsed: 
                    m_TimeStamp = DateTime.MaxValue;
                    break; 
                case Stamp.SetToUnused: 
                    m_TimeStamp = DateTime.MinValue;
                    break; 
                case Stamp.Check:
                default:
                    break;
            } 
            return m_TimeStamp;
        } 
 

        // This is for internal cookie container usage 
        // For others not that m_has_other_versions gets changed ONLY in InternalAdd
        internal bool IsOtherVersionSeen{
            get {
                return m_has_other_versions; 
            }
        } 
 
        // If isStrict == false, assumes that incoming cookie is unique
        // If isStrict == true, replace the cookie if found same with newest Variant 
        // returns 1 if added, 0 if replaced or rejected
        internal int InternalAdd(Cookie cookie, bool isStrict) {
            int ret = 1;
            if (isStrict) { 
                IComparer comp = Cookie.GetComparer();
                int idx = 0; 
                foreach (Cookie c in m_list) { 
                    if (comp.Compare(cookie, c) == 0) {
                        ret = 0;    //will replace or reject 
                        //Cookie2 spec requires that new Variant cookie overwrite the old one
                        if (c.Variant <= cookie.Variant) {
                            m_list[idx] = cookie;
                        } 
                        break;
                    } 
                    ++idx; 
                }
                if (idx == m_list.Count) { 
                    m_list.Add(cookie);
                }
            }
            else { 
                m_list.Add(cookie);
            } 
            if (cookie.Version != Cookie.MaxSupportedVersion) { 
                m_has_other_versions = true;
            } 
            return ret;
        }

 
        internal int IndexOf(Cookie cookie) {
            IComparer comp = Cookie.GetComparer(); 
            int idx = 0; 
            foreach (Cookie c in m_list) {
                if (comp.Compare(cookie, c) == 0) { 
                    return idx;
                }
                ++idx;
            } 
            return -1;
        } 
 
        internal void RemoveAt(int idx) {
            m_list.RemoveAt(idx); 
        }


    // IEnumerable interface 

        ///  
        ///    [To be supplied.] 
        /// 
        public IEnumerator GetEnumerator() { 
            return new CookieCollectionEnumerator(this);
        }

#if DEBUG 
        /// 
        ///    [To be supplied.] 
        ///  
        internal void Dump() {
            GlobalLog.Print("CookieCollection:"); 
            foreach (Cookie cookie in this) {
                cookie.Dump();
            }
        } 
#endif
 
//Not used anymore delete ? 
        private class CookieCollectionEnumerator : IEnumerator {
 
            CookieCollection m_cookies;
            int m_count;
            int m_index = -1;
            int m_version; 

            internal CookieCollectionEnumerator(CookieCollection cookies) { 
                m_cookies = cookies; 
                m_count = cookies.Count;
                m_version = cookies.m_version; 
            }

        // IEnumerator interface
 
            object IEnumerator.Current {
                get { 
                    if (m_index < 0 || m_index >= m_count) { 
                        throw new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumOpCantHappen));
                    } 
                    if (m_version != m_cookies.m_version) {
                        throw new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumFailedVersion));
                    }
                    return m_cookies[m_index]; 
                }
            } 
 
            bool IEnumerator.MoveNext() {
                if (m_version != m_cookies.m_version) { 
                    throw new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumFailedVersion));
                }
                if (++m_index < m_count) {
                    return true; 
                }
                m_index = m_count; 
                return false; 
            }
 
            void IEnumerator.Reset() {
                m_index = -1;
            }
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Net { 
    using System.Collections; 
    using System.Globalization;
    using System.Runtime.Serialization; 

    //
    // CookieCollection
    // 
    //  A list of cookies maintained in Sorted order. Only one cookie with matching Name/Domain/Path
    // 
 
    /// 
    ///    [To be supplied.] 
    /// 
    [Serializable]
    public class CookieCollection : ICollection {
 
    // fields
        internal enum Stamp { 
            Check           = 0, 
            Set             = 1,
            SetToUnused     = 2, 
            SetToMaxUsed    = 3,
        }

        internal int m_version; 
        ArrayList m_list = new ArrayList();
 
        DateTime m_TimeStamp = DateTime.MinValue; 
        bool m_has_other_versions;
 
        [OptionalField]
        bool m_IsReadOnly;

    // constructors 

        ///  
        ///    [To be supplied.] 
        /// 
        public CookieCollection() { 
            m_IsReadOnly = true;
        }

 
        internal CookieCollection(bool IsReadOnly) {
            m_IsReadOnly = IsReadOnly; 
        } 

    // properties 

        /// 
        ///    [To be supplied.]
        ///  
        public bool IsReadOnly {
            get { 
                return m_IsReadOnly; 
            }
        } 

        /// 
        ///    [To be supplied.]
        ///  
        public Cookie this[int index] {
            get { 
                if (index < 0 || index >= m_list.Count) { 
                    throw new ArgumentOutOfRangeException("index");
                } 
                return (Cookie)(m_list[index]);
            }
        }
 
        /// 
        ///    [To be supplied.] 
        ///  
        public Cookie this[string name] {
            get { 
                foreach (Cookie c in m_list) {
                    if (string.Compare(c.Name, name, StringComparison.OrdinalIgnoreCase ) == 0) {
                        return c;
                    } 
                }
                return null; 
            } 
        }
 
    // methods

        /// 
        ///    [To be supplied.] 
        /// 
        public void Add(Cookie cookie) { 
            if (cookie == null) { 
                throw new ArgumentNullException("cookie");
            } 
            ++m_version;
            int idx = IndexOf(cookie);
            if (idx == -1) {
                m_list.Add(cookie); 
            }
            else { 
                m_list[idx] = cookie; 
            }
        } 

        /// 
        ///    [To be supplied.]
        ///  
        public void Add(CookieCollection cookies) {
            if (cookies == null) { 
                throw new ArgumentNullException("cookies"); 
            }
            //if (cookies == this) { 
            //    cookies = new CookieCollection(cookies);
            //}
            foreach (Cookie cookie in cookies) {
                Add(cookie); 
            }
        } 
 
    // ICollection interface
 
        /// 
        ///    [To be supplied.]
        /// 
        public int Count { 
            get {
                return m_list.Count; 
            } 
        }
 
        /// 
        ///    [To be supplied.]
        /// 
        public bool IsSynchronized { 
            get {
                return false; 
            } 
        }
 
        /// 
        ///    [To be supplied.]
        /// 
        public object SyncRoot { 
            get {
                return this; 
            } 
        }
 
        /// 
        ///    [To be supplied.]
        /// 
        public void CopyTo(Array array, int index) { 
            m_list.CopyTo(array, index);
        } 
 
        /// 
        ///    [To be supplied.] 
        /// 
        public void CopyTo(Cookie[] array, int index)
        {
            m_list.CopyTo(array, index); 
        }
 
 
        internal DateTime TimeStamp(Stamp how) {
            switch (how) { 
                case Stamp.Set:
                    m_TimeStamp = DateTime.Now;
                    break;
                case Stamp.SetToMaxUsed: 
                    m_TimeStamp = DateTime.MaxValue;
                    break; 
                case Stamp.SetToUnused: 
                    m_TimeStamp = DateTime.MinValue;
                    break; 
                case Stamp.Check:
                default:
                    break;
            } 
            return m_TimeStamp;
        } 
 

        // This is for internal cookie container usage 
        // For others not that m_has_other_versions gets changed ONLY in InternalAdd
        internal bool IsOtherVersionSeen{
            get {
                return m_has_other_versions; 
            }
        } 
 
        // If isStrict == false, assumes that incoming cookie is unique
        // If isStrict == true, replace the cookie if found same with newest Variant 
        // returns 1 if added, 0 if replaced or rejected
        internal int InternalAdd(Cookie cookie, bool isStrict) {
            int ret = 1;
            if (isStrict) { 
                IComparer comp = Cookie.GetComparer();
                int idx = 0; 
                foreach (Cookie c in m_list) { 
                    if (comp.Compare(cookie, c) == 0) {
                        ret = 0;    //will replace or reject 
                        //Cookie2 spec requires that new Variant cookie overwrite the old one
                        if (c.Variant <= cookie.Variant) {
                            m_list[idx] = cookie;
                        } 
                        break;
                    } 
                    ++idx; 
                }
                if (idx == m_list.Count) { 
                    m_list.Add(cookie);
                }
            }
            else { 
                m_list.Add(cookie);
            } 
            if (cookie.Version != Cookie.MaxSupportedVersion) { 
                m_has_other_versions = true;
            } 
            return ret;
        }

 
        internal int IndexOf(Cookie cookie) {
            IComparer comp = Cookie.GetComparer(); 
            int idx = 0; 
            foreach (Cookie c in m_list) {
                if (comp.Compare(cookie, c) == 0) { 
                    return idx;
                }
                ++idx;
            } 
            return -1;
        } 
 
        internal void RemoveAt(int idx) {
            m_list.RemoveAt(idx); 
        }


    // IEnumerable interface 

        ///  
        ///    [To be supplied.] 
        /// 
        public IEnumerator GetEnumerator() { 
            return new CookieCollectionEnumerator(this);
        }

#if DEBUG 
        /// 
        ///    [To be supplied.] 
        ///  
        internal void Dump() {
            GlobalLog.Print("CookieCollection:"); 
            foreach (Cookie cookie in this) {
                cookie.Dump();
            }
        } 
#endif
 
//Not used anymore delete ? 
        private class CookieCollectionEnumerator : IEnumerator {
 
            CookieCollection m_cookies;
            int m_count;
            int m_index = -1;
            int m_version; 

            internal CookieCollectionEnumerator(CookieCollection cookies) { 
                m_cookies = cookies; 
                m_count = cookies.Count;
                m_version = cookies.m_version; 
            }

        // IEnumerator interface
 
            object IEnumerator.Current {
                get { 
                    if (m_index < 0 || m_index >= m_count) { 
                        throw new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumOpCantHappen));
                    } 
                    if (m_version != m_cookies.m_version) {
                        throw new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumFailedVersion));
                    }
                    return m_cookies[m_index]; 
                }
            } 
 
            bool IEnumerator.MoveNext() {
                if (m_version != m_cookies.m_version) { 
                    throw new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumFailedVersion));
                }
                if (++m_index < m_count) {
                    return true; 
                }
                m_index = m_count; 
                return false; 
            }
 
            void IEnumerator.Reset() {
                m_index = -1;
            }
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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