ProviderCollection.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / Configuration / System / Configuration / ProviderCollection.cs / 1 / ProviderCollection.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Configuration.Provider { 
    using  System.Collections; 
    using  System.Collections.Specialized;
    using  System.Runtime.Serialization; 

    /// 
    ///    [To be supplied.]
    ///  

    public class ProviderCollection : IEnumerable, ICollection //, ICloneable 
    { 
        private Hashtable _Hashtable   = null;
        private bool      _ReadOnly = false; 

        ////////////////////////////////////////////////////////////
        ////////////////////////////////////////////////////////////
        public ProviderCollection() 
        {
            _Hashtable = new Hashtable(10, StringComparer.OrdinalIgnoreCase); 
        } 

        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public virtual void Add(ProviderBase provider)
        {
            if (_ReadOnly) 
                throw new NotSupportedException(SR.GetString(SR.CollectionReadOnly));
 
            if (provider == null) 
                throw new ArgumentNullException("provider");
 
            if (provider.Name == null || provider.Name.Length < 1)
                throw new ArgumentException(SR.GetString(SR.Config_provider_name_null_or_empty));

            _Hashtable.Add(provider.Name, provider); 
        }
 
        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public void Remove(string name) 
        {
            if (_ReadOnly)
                throw new NotSupportedException(SR.GetString(SR.CollectionReadOnly));
            _Hashtable.Remove(name); 
        }
 
        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public ProviderBase this[string name] 
        {
            get {
                return _Hashtable[name] as ProviderBase;
            } 
        }
 
        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public IEnumerator GetEnumerator() 
        {
            return _Hashtable.Values.GetEnumerator();
        }
        //public object Clone(){ 
        //    return new ProviderCollection(_Indices, _Values);
        //} 
 
        ////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////// 
        public void SetReadOnly()
        {
            if (_ReadOnly)
                return; 
            _ReadOnly = true;
        } 
 
        ////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////// 
        public void Clear()
        {
            if (_ReadOnly)
                throw new NotSupportedException(SR.GetString(SR.CollectionReadOnly)); 
            _Hashtable.Clear();
        } 
 
        ////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////// 
        // ICollection interface
        public int      Count           { get { return _Hashtable.Count; }}
        public bool     IsSynchronized  { get { return false; } }
        public object   SyncRoot        { get { return this; } } 

        public void     CopyTo(ProviderBase[] array, int index) 
        { 
            ((ICollection) this).CopyTo(array, index);
        } 

        void ICollection.CopyTo(Array array, int index)
        {
            _Hashtable.Values.CopyTo(array, index); 
        }
 
#if UNUSED_CODE 
        /////////////////////////////////////////////////////////////////////////////
        ///////////////////////////////////////////////////////////////////////////// 
        private ProviderCollection(Hashtable h)
        {
            _Hashtable = (Hashtable)h.Clone();
        } 
#endif
    } 
} 

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

namespace System.Configuration.Provider { 
    using  System.Collections; 
    using  System.Collections.Specialized;
    using  System.Runtime.Serialization; 

    /// 
    ///    [To be supplied.]
    ///  

    public class ProviderCollection : IEnumerable, ICollection //, ICloneable 
    { 
        private Hashtable _Hashtable   = null;
        private bool      _ReadOnly = false; 

        ////////////////////////////////////////////////////////////
        ////////////////////////////////////////////////////////////
        public ProviderCollection() 
        {
            _Hashtable = new Hashtable(10, StringComparer.OrdinalIgnoreCase); 
        } 

        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public virtual void Add(ProviderBase provider)
        {
            if (_ReadOnly) 
                throw new NotSupportedException(SR.GetString(SR.CollectionReadOnly));
 
            if (provider == null) 
                throw new ArgumentNullException("provider");
 
            if (provider.Name == null || provider.Name.Length < 1)
                throw new ArgumentException(SR.GetString(SR.Config_provider_name_null_or_empty));

            _Hashtable.Add(provider.Name, provider); 
        }
 
        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public void Remove(string name) 
        {
            if (_ReadOnly)
                throw new NotSupportedException(SR.GetString(SR.CollectionReadOnly));
            _Hashtable.Remove(name); 
        }
 
        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public ProviderBase this[string name] 
        {
            get {
                return _Hashtable[name] as ProviderBase;
            } 
        }
 
        //////////////////////////////////////////////////////////// 
        ////////////////////////////////////////////////////////////
        public IEnumerator GetEnumerator() 
        {
            return _Hashtable.Values.GetEnumerator();
        }
        //public object Clone(){ 
        //    return new ProviderCollection(_Indices, _Values);
        //} 
 
        ////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////// 
        public void SetReadOnly()
        {
            if (_ReadOnly)
                return; 
            _ReadOnly = true;
        } 
 
        ////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////// 
        public void Clear()
        {
            if (_ReadOnly)
                throw new NotSupportedException(SR.GetString(SR.CollectionReadOnly)); 
            _Hashtable.Clear();
        } 
 
        ////////////////////////////////////////////////////////////
        //////////////////////////////////////////////////////////// 
        // ICollection interface
        public int      Count           { get { return _Hashtable.Count; }}
        public bool     IsSynchronized  { get { return false; } }
        public object   SyncRoot        { get { return this; } } 

        public void     CopyTo(ProviderBase[] array, int index) 
        { 
            ((ICollection) this).CopyTo(array, index);
        } 

        void ICollection.CopyTo(Array array, int index)
        {
            _Hashtable.Values.CopyTo(array, index); 
        }
 
#if UNUSED_CODE 
        /////////////////////////////////////////////////////////////////////////////
        ///////////////////////////////////////////////////////////////////////////// 
        private ProviderCollection(Hashtable h)
        {
            _Hashtable = (Hashtable)h.Clone();
        } 
#endif
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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ProviderCollection.cs source code in C# .NET

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