/// <summary>
/// Generates the 'find by' method.
/// </summary>
/// <param name="file">The file.</param>
/// <param name="propertyMaps">The property maps.</param>
/// <param name="returnedClassMap">The returned class map.</param>
public override void GenerateFindBy(StreamWriter file, IList <IPropertyMap> propertyMaps, IClassMap returnedClassMap)
{
ArrayList allColumns = returnedClassMap.GetTableMap().ColumnMaps;
// build the 'where' statement
bool first = true;
StringBuilder whereQuery = new StringBuilder(16 * propertyMaps.Count);
foreach (IPropertyMap propertyMap in propertyMaps)
{
if (!first)
{
whereQuery.Append(" AND ");
}
whereQuery
.Append('`')
.Append(propertyMap.GetColumnMap().Name)
.Append("`='\" + m_state.EscapeString(")
.Append(ClassUtility.GetParamName(propertyMap))
.Append(".ToString()) + \"'");
first = false;
}
string entityClassName = EntityGenerator.GetTypeName(returnedClassMap);
string sqlCommand = "SELECT \" + c_rowFields + \""
+ " FROM `" + returnedClassMap.GetTableMap().Name + "`"
+ " WHERE " + whereQuery.ToString();
// create an array and store results
file.WriteLine(" "+ entityClassName + " entity;");
file.WriteLine(" List<"+ entityClassName + "> results = null;");
file.WriteLine();
file.WriteLine(" m_state.ExecuteQuery(");
file.WriteLine(" \""+ sqlCommand + "\",");
file.WriteLine(" CommandBehavior.Default,");
file.WriteLine(" delegate(MySqlDataReader reader)");
file.WriteLine(" {");
file.WriteLine(" results = new List<"+ entityClassName + ">(reader.FieldCount);");
file.WriteLine(" while (reader.Read())");
file.WriteLine(" {");
file.WriteLine(" entity = new "+ entityClassName + "();");
file.WriteLine(" FillEntityWithRow(ref entity, reader);");
file.WriteLine(" results.Add(entity);");
file.WriteLine(" }");
file.WriteLine(" }");
file.WriteLine(" );");
file.WriteLine();
file.WriteLine(" return results;");
}
/// <summary>
/// Generates the 'count by' method.
/// </summary>
/// <param name="file">The file.</param>
/// <param name="propertyMaps">The property maps.</param>
/// <param name="returnedClassMap">The returned class map.</param>
public override void GenerateCountBy(StreamWriter file, IList <IPropertyMap> propertyMaps, IClassMap returnedClassMap)
{
ArrayList allColumns = returnedClassMap.GetTableMap().ColumnMaps;
// build the 'where' statement
bool first = true;
StringBuilder whereQuery = new StringBuilder(16 * propertyMaps.Count);
foreach (IPropertyMap propertyMap in propertyMaps)
{
if (!first)
{
whereQuery.Append(" AND ");
}
whereQuery
.Append('`')
.Append(propertyMap.GetColumnMap().Name)
.Append("`='\" + m_state.EscapeString(")
.Append(ClassUtility.GetParamName(propertyMap))
.Append(".ToString()) + \"'");
first = false;
}
string entityClassName = EntityGenerator.GetTypeName(returnedClassMap);
string sqlCommand = "SELECT count(*)"
+ " FROM `" + returnedClassMap.GetTableMap().Name + "`"
+ " WHERE " + whereQuery.ToString();
// create an array and store results
file.WriteLine();
file.WriteLine(" return (long) m_state.ExecuteScalar(");
file.WriteLine(" \""+ sqlCommand + "\");");
file.WriteLine();
}
/// <summary>
/// Generates the 'find' method.
/// </summary>
/// <param name="file">The file.</param>
/// <param name="classMap">The class map.</param>
public override void GenerateFind(StreamWriter file, IClassMap classMap)
{
ArrayList primaryColumns = classMap.GetTableMap().GetPrimaryKeyColumnMaps();
StringBuilder whereQuery = new StringBuilder();
StringBuilder findParams = new StringBuilder();
bool first = true;
foreach (IColumnMap primColumn in primaryColumns)
{
IPropertyMap propertyMap = classMap.GetPropertyMapForColumnMap(primColumn);
if (!first)
{
whereQuery.Append(", ");
findParams.Append(", ");
}
whereQuery
.Append('`')
.Append(primColumn.Name)
.Append("`='\" + m_state.EscapeString(")
.Append(ClassUtility.GetParamName(propertyMap))
.Append(".ToString()) + \"'");
string paramName = ClassUtility.GetParamName(propertyMap);
string paramType = ClassUtility.ConvertColumnTypeToCsType(primColumn.DataType);
findParams.Append(paramType + " " + paramName);
first = false;
}
string entityClassName = EntityGenerator.GetTypeName(classMap);
string sqlCommand = "SELECT \" + c_rowFields + \""
+ " FROM `" + classMap.GetTableMap().Name + "`"
+ " WHERE " + whereQuery.ToString();
file.WriteLine(" public virtual "+ entityClassName + " Find(" + findParams.ToString() + ")");
file.WriteLine(" {");
file.WriteLine(" "+ entityClassName + " result = new " + entityClassName + "();");
file.WriteLine(" string command = \""+ sqlCommand + "\";");
file.WriteLine();
file.WriteLine(" m_state.ExecuteQuery(");
file.WriteLine(" command,");
file.WriteLine(" CommandBehavior.SingleRow,");
file.WriteLine(" delegate(MySqlDataReader reader)");
file.WriteLine(" {");
file.WriteLine(" if (!reader.Read())");
file.WriteLine(" {");
file.WriteLine(" result = null;");
file.WriteLine(" }");
file.WriteLine(" else");
file.WriteLine(" {");
file.WriteLine(" FillEntityWithRow(ref result, reader);");
file.WriteLine(" }");
file.WriteLine(" }");
file.WriteLine(" );");
file.WriteLine();
file.WriteLine(" return result;");
file.WriteLine(" }");
file.WriteLine();
}
