//properties
//methods
/// <summary>
/// Creates an ADO.NET DataTable object containing list of random words.
/// </summary>
/// <param name="numRows">Number of rows containing random words to generate.</param>
/// <param name="dataRequest">RandomWordsDataRequest object containing definition for the type of words to generate.</param>
/// <returns>ADO.NET DataTable object.</returns>
public DataTable CreateRandomDataTable(int numRows, RandomWordsDataRequest dataRequest)
{
DataTable dt = null;
enRandomWordOutputFormat randWordOutputFormat = enRandomWordOutputFormat.enUnknown;
if (dataRequest.OutputRandomWords)
{
randWordOutputFormat = GetRandomWordOutputFormat(dataRequest);
dt = CreateRandomWordsDataTable(numRows, dataRequest.MinNumWords, dataRequest.MaxNumWords, randWordOutputFormat);
}
else if (dataRequest.OutputRandomSentences)
{
dt = CreateRandomSentencesDataTable(numRows, dataRequest.MinNumSentences, dataRequest.MaxNumSentences);
}
else if (dataRequest.OutputRandomDocument)
{
dt = CreateRandomDocumentDataTable(numRows, dataRequest.MinNumParagraphs, dataRequest.MaxNumParagraphs, dataRequest.MinNumSentencesPerParagraph, dataRequest.MaxNumSentencesPerParagraph, dataRequest.IncludeDocumentTitle);
}
else
{
dt = new DataTable(); //return an empty data table
}
return(dt);
}
/// <summary>
/// Retrieves the word formatting (upper and lower case patterns).
/// </summary>
/// <param name="dataRequest">RandomWordsDataRequest object containing the definition for the word list to generate.</param>
/// <returns>enRandomWordOutputFormat enumerated value.</returns>
public enRandomWordOutputFormat GetRandomWordOutputFormat(RandomWordsDataRequest dataRequest)
{
enRandomWordOutputFormat randWordOutputFormat = enRandomWordOutputFormat.enUnknown;
if (dataRequest.OutputWordUCLC)
{
randWordOutputFormat = enRandomWordOutputFormat.enUCLC;
}
else if (dataRequest.OutputWordLC)
{
randWordOutputFormat = enRandomWordOutputFormat.enLC;
}
else if (dataRequest.OutputWordUC)
{
randWordOutputFormat = enRandomWordOutputFormat.enUC;
}
else
{
randWordOutputFormat = enRandomWordOutputFormat.enUnknown;
}
return(randWordOutputFormat);
}
/// <summary>
/// Creates DataTable containing list of random words.
/// </summary>
/// <param name="numRows">Number of rows containg random words to generate.</param>
/// <param name="minNumWords">Minimum number of random words per row.</param>
/// <param name="maxNumWords">Maximum number of random words per row.</param>
/// <param name="randWordOutputFormat">Format for the random words (upper and lower case formats).</param>
/// <returns>ADO.NET DataTable.</returns>
public DataTable CreateRandomWordsDataTable(int numRows, string minNumWords, string maxNumWords, enRandomWordOutputFormat randWordOutputFormat)
{
DataTable dt = new DataTable();
RandomNumber rn = new RandomNumber();
PFRandomWord randWord = new PFRandomWord();
StringBuilder words = new StringBuilder();
try
{
int minimumNumberOfWords = Convert.ToInt32(minNumWords);
int maximumNumberOfWords = Convert.ToInt32(maxNumWords);
DataColumn dc = new DataColumn("RandomValue");
dc.DataType = Type.GetType("System.String");
dt.Columns.Add(dc);
for (int i = 0; i < numRows; i++)
{
DataRow dr = dt.NewRow();
int numWords = rn.GenerateRandomInt(minimumNumberOfWords, maximumNumberOfWords);
words.Length = 0;
for (int s = 0; s < numWords; s++)
{
string str = randWord.GetWord();
switch (randWordOutputFormat)
{
case enRandomWordOutputFormat.enUCLC:
if (str.Length > 1)
{
str = str.Substring(0, 1).ToUpper() + str.Substring(1, str.Length - 1);
}
else
{
str = str.Substring(0, 1).ToUpper();
}
break;
case enRandomWordOutputFormat.enLC:
str = str.ToLower();
break;
case enRandomWordOutputFormat.enUC:
str = str.ToUpper();
break;
default:
break;
}
words.Append(str);
words.Append(" ");
}
dr[0] = words.ToString();
dt.Rows.Add(dr);
}
}
catch (System.Exception ex)
{
_msg.Length = 0;
_msg.Append("Error in CreateRandomStringsDataTable routine.\r\n");
_msg.Append(AppGlobals.AppMessages.FormatErrorMessage(ex));
throw new System.Exception(_msg.ToString());
}
finally
{
;
}
return(dt);
}
