PropertyCollection.cs

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using System.Collections;
using System.Runtime.CompilerServices;
using System.Runtime.Serialization;
 
namespace System.Data;
 
[Serializable]
[TypeForwardedFrom("System.Data, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089")]
public class PropertyCollection : Hashtable, ICloneable
{
    public PropertyCollection()
    {
    }
 
    protected PropertyCollection(SerializationInfo info, StreamingContext context)
        : base(info, context)
    {
    }
 
    public override object Clone()
    {
        PropertyCollection propertyCollection = new PropertyCollection();
        IDictionaryEnumerator dictionaryEnumerator = GetEnumerator();
        try
        {
            while (dictionaryEnumerator.MoveNext())
            {
                DictionaryEntry dictionaryEntry = (DictionaryEntry)dictionaryEnumerator.Current;
                propertyCollection.Add(dictionaryEntry.Key, dictionaryEntry.Value);
            }
            return propertyCollection;
        }
        finally
        {
            IDisposable disposable = dictionaryEnumerator as IDisposable;
            if (disposable != null)
            {
                disposable.Dispose();
            }
        }
    }
}