/// <summary>
/// Routine to create random documents.
/// </summary>
/// <param name="numRows">Number of data rows to generate containing random sentences.</param>
/// <param name="minNumParagraphs">Minimum number of paragraphs in a data row.</param>
/// <param name="maxNumParagraphs">Maximum number of paragraphs in a data row.</param>
/// <param name="minNumSentencesPerParagraph">Minimum number of sentences per paragraph.</param>
/// <param name="maxNumSentencesPerParagraph">Maximum number of sentences per paragraph.</param>
/// <param name="includeDocumentTitle">If true, a line containing a random phrase that serves as document title is included at the beginning of each random document. If false, no title is generated.</param>
/// <returns>ADO.NET DataTable containing the random documents.</returns>
public DataTable CreateRandomDocumentDataTable(int numRows, string minNumParagraphs, string maxNumParagraphs, string minNumSentencesPerParagraph, string maxNumSentencesPerParagraph, bool includeDocumentTitle)
{
DataTable dt = new DataTable();
RandomNumber rn = new RandomNumber();
PFRandomWord randWord = new PFRandomWord();
RandomDocument randDocument = new RandomDocument();
StringBuilder title = new StringBuilder();
try
{
int minimumNumberOfParagraphs = Convert.ToInt32(minNumParagraphs);
int maximumNumberOfParagraphs = Convert.ToInt32(maxNumParagraphs);
int minimumNumberOfSentencesPerParagraph = Convert.ToInt32(minNumSentencesPerParagraph);
int maximumNumberOfSentencesPerParagraph = Convert.ToInt32(maxNumSentencesPerParagraph);
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();
title.Length = 0;
if (includeDocumentTitle)
{
int numWordsInTitle = rn.GenerateRandomInt((int)3, (int)7);
for (int t = 0; t < numWordsInTitle; t++)
{
if (t > 0)
{
title.Append(" ");
}
string temp = randWord.GetWord();
temp = CultureInfo.CurrentCulture.TextInfo.ToTitleCase(temp.ToLower());
title.Append(temp);
}
}
int numParagraphs = rn.GenerateRandomInt(minimumNumberOfParagraphs, maximumNumberOfParagraphs);
string str = randDocument.GenerateDocument(numParagraphs, minimumNumberOfSentencesPerParagraph, maximumNumberOfSentencesPerParagraph, title.ToString());
dr[0] = str;
dt.Rows.Add(dr);
}
}
catch (System.Exception ex)
{
_msg.Length = 0;
_msg.Append("Error in CreateRandomDocumentDataTable routine.\r\n");
_msg.Append(AppGlobals.AppMessages.FormatErrorMessage(ex));
throw new System.Exception(_msg.ToString());
}
finally
{
;
}
return(dt);
}
/// <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);
}