/// <summary>
/// Searches the index for the words included in
/// the expression passed as argument. <br />
/// All the fields are searched for every word
/// in the expression.<br />
/// </summary>
/// <param name="expression">search expression</param>
/// <returns>
/// When expression.SearchMode is
/// <see cref="FullTextSearchMode.IncludeAny"/> every
/// record for which at least one word in the expression
/// implies a match will be returned.<br />
/// When expression.SearchMode is
/// <see cref="FullTextSearchMode.IncludeAll" /> only
/// those records for which all of the words in the expression
/// imply a match will be returned.
/// </returns>
public Bamboo.Prevalence.Indexing.SearchResult Search(FullTextSearchExpression expression)
{
ITokenizer tokenizer = CreateTokenizer(expression.Expression);
Token token = tokenizer.NextToken();
if (null == token)
{
throw new ArgumentException("Invalid search expression. The expression must contain at least one valid token!", "expression");
}
long begin = System.Environment.TickCount;
SearchResult result = null;
if (expression.SearchMode == FullTextSearchMode.IncludeAny)
{
result = IncludeAny(tokenizer, token);
}
else
{
result = IncludeAll(tokenizer, token);
}
result.ElapsedTime = System.Environment.TickCount - begin;
return result;
}
public void TestUpdate()
{
_record1["Title"] = "Torta de Salsinha";
_index.Update(_record1);
_multipleFieldIndex.Update(_record1);
ISearchExpression expression = new FullTextSearchExpression("torta salsinha");
AssertSearchContains(_index.Search(expression), _record1, _record3);
AssertSearchContains(_multipleFieldIndex.Search(expression), _record1, _record3);
}
public void TestMultiIndexSimpleSearch()
{
ISearchExpression expression = new FullTextSearchExpression("nescau");
AssertSearchContains(_multipleFieldIndex.Search(expression), _record1, _record3);
expression = new FullTextSearchExpression("chocolate");
AssertSearchContains(_multipleFieldIndex.Search(expression), _record1, _record3);
expression = new FullTextSearchExpression("fermento");
AssertSearchContains(_multipleFieldIndex.Search(expression), _record1, _record2);
}
public void TestIncludeAllSearch()
{
ISearchExpression expression = new FullTextSearchExpression("Bolo Chocolate", FullTextSearchMode.IncludeAll);
AssertSearchContains(_index.Search(expression), _record1);
AssertSearchContains(_multipleFieldIndex.Search(expression), _record1);
expression = new FullTextSearchExpression("Bolo Açafrão", FullTextSearchMode.IncludeAll);
AssertSearchContains(_index.Search(expression), _record2);
AssertSearchContains(_multipleFieldIndex.Search(expression), _record2);
expression = new FullTextSearchExpression("Torta Chocolate", FullTextSearchMode.IncludeAll);
AssertSearchContains(_index.Search(expression), _record3);
AssertSearchContains(_multipleFieldIndex.Search(expression), _record3);
}
public void TestSimpleSearch()
{
ISearchExpression expression = new FullTextSearchExpression("bolo");
AssertSearchContains(_index.Search(expression), _record1, _record2);
expression = new FullTextSearchExpression("chocolate");
AssertSearchContains(_index.Search(expression), _record1, _record3);
expression = new FullTextSearchExpression("acafrão");
AssertSearchContains(_index.Search(expression), _record2);
expression = new FullTextSearchExpression("bolo AcaFrao");
AssertSearchContains(_index.Search(expression), _record1, _record2);
}