System.Security.Util.StringExpressionSet.StaticProcessSingleString C# (CSharp) Method

        private static String StaticProcessSingleString( String str )
        {
            return str.Trim( m_trimChars );
        }

        internal static ArrayList CreateListFromExpressions(string[] str, bool needFullPath)
        {
            if (str == null)
            {
                throw new ArgumentNullException("str");
            }
            ArrayList arrayList = new ArrayList();

            for (int i = 0; i < str.Length; i++)
            {
                if (str[i] == null)
                {
                    throw new ArgumentNullException("str");
                }
                string text = StringExpressionSet.StaticProcessWholeString(str[i]);
                if (text != null && text.Length != 0)
                {
                    string text2 = StringExpressionSet.StaticProcessSingleString(text);
                    int    num   = text2.IndexOf('\0');
                    if (num != -1)
                    {
                        text2 = text2.Substring(0, num);
                    }
                    if (text2 != null && text2.Length != 0)
                    {
                        if (PathInternal.IsPartiallyQualified(text2))
                        {
                            throw new ArgumentException(Environment.GetResourceString("Argument_AbsolutePathRequired"));
                        }
                        text2 = StringExpressionSet.CanonicalizePath(text2, needFullPath);
                        arrayList.Add(text2);
                    }
                }
            }
            return(arrayList);
        }