Mega Code Archive
Converts the specified collection to its string representation
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#region License and Copyright
/*
* Dotnet Commons Collections
*
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place,
* Suite 330,
* Boston,
* MA 02111-1307
* USA
*
*/
#endregion
using System;
using System.Collections;
namespace Dotnet.Commons.Lang {
class MainClass{
/// <summary>
/// Converts the specified collection to its string representation.
/// </summary>
/// <param name="c">The collection to convert to string.</param>
/// <returns>A string representation of the specified collection.</returns>
public static System.String CollectionToString(System.Collections.ICollection c)
{
System.Text.StringBuilder s = new System.Text.StringBuilder();
if (c != null)
{
System.Collections.ArrayList l = new System.Collections.ArrayList(c);
bool isDictionary = (c is System.Collections.BitArray || c is System.Collections.Hashtable || c is System.Collections.IDictionary || c is System.Collections.Specialized.NameValueCollection || (l.Count > 0 && l[0] is System.Collections.DictionaryEntry));
for (int index = 0; index < l.Count; index++)
{
if (l[index] == null)
s.Append("null");
else if (!isDictionary)
s.Append(l[index]);
else
{
isDictionary = true;
if (c is System.Collections.Specialized.NameValueCollection)
s.Append(((System.Collections.Specialized.NameValueCollection)c).GetKey(index));
else
s.Append(((System.Collections.DictionaryEntry)l[index]).Key);
s.Append("=");
if (c is System.Collections.Specialized.NameValueCollection)
s.Append(((System.Collections.Specialized.NameValueCollection)c).GetValues(index)[0]);
else
s.Append(((System.Collections.DictionaryEntry)l[index]).Value);
}
if (index < l.Count - 1)
s.Append(", ");
}
if (isDictionary)
{
if (c is System.Collections.ArrayList)
isDictionary = false;
}
if (isDictionary)
{
s.Insert(0, "{");
s.Append("}");
}
else
{
s.Insert(0, "[");
s.Append("]");
}
}
else
s.Insert(0, "null");
return s.ToString();
}
}
}
]]>