private bool print_csv(List <Configuration> configurations, List <NFProperty> nfpPropertiesToPrint)
{
StringBuilder csvContent = new StringBuilder();
for (int i = 0; i < this.order.Count; i++)
{
ConfigurationOption c = this.order[i];
if (i != 0)
{
csvContent.Append(CSV_ELEMENT_DELIMITER);
}
csvContent.Append(c.Name);
}
if (!GlobalState.currentNFP.Equals(NFProperty.DefaultProperty))
{
foreach (NFProperty nfpProperty in nfpPropertiesToPrint)
{
csvContent.Append(CSV_ELEMENT_DELIMITER);
csvContent.Append(nfpProperty.Name);
}
}
csvContent.Append(CSV_ROW_DELIMITER);
foreach (Configuration c in configurations)
{
csvContent.Append(c.toCsv(this.order, nfpPropertiesToPrint));
}
File.WriteAllText(file, csvContent.ToString());
return(true);
}
/// <summary>
/// Adds a configuration option to the variability model.
/// The method checks whether an option with the same name already exists and whether invalid characters are within the name
/// </summary>
/// <param name="option">The option to be added to the variability model.</param>
/// <returns>True if the option was added to the model, false otherwise</returns>
public bool addConfigurationOption(ConfigurationOption option)
{
if (option.Name.Contains('-') || option.Name.Contains('+'))
{
return(false);
}
// the vitrual root configuration option does not have to be added to the variability model.
if (option.Name.Equals("root"))
{
return(true);
}
foreach (var opt in binaryOptions)
{
if (opt.Name.Equals(option.Name))
{
return(false);
}
}
foreach (var opt in numericOptions)
{
if (opt.Name.Equals(option.Name))
{
return(false);
}
}
if (this.hasOption(option.ParentName))
{
option.Parent = this.getOption(option.ParentName);
}
//Every option must have a parent
if (option.Parent == null)
{
option.Parent = this.root;
}
if (option is BinaryOption)
{
this.binaryOptions.Add((BinaryOption)option);
}
else
{
this.numericOptions.Add((NumericOption)option);
}
// create Index
optionToIndex.Add(optionToIndex.Count, option);
indexToOption.Add(option, indexToOption.Count);
return(true);
}
/// <summary>
/// Removes a configuration from the variability model.
/// </summary>
/// <param name="toDelete"></param>
public void deleteOption(ConfigurationOption toDelete)
{
// Removing all children
List <ConfigurationOption> children = new List <ConfigurationOption>();
foreach (ConfigurationOption opt in this.BinaryOptions)
{
if (opt.Parent != null && opt.Parent.Equals(toDelete))
{
children.Add(opt);
}
}
foreach (ConfigurationOption child in children)
{
deleteOption(child);
}
// Removing option from other options
foreach (ConfigurationOption opt in getOptions())
{
for (int i = opt.Excluded_Options.Count - 1; i >= 0; i--)
{
if (opt.Excluded_Options[i].Contains(toDelete))
{
opt.Excluded_Options.RemoveAt(i);
}
}
for (int i = opt.Implied_Options.Count - 1; i >= 0; i--)
{
if (opt.Implied_Options[i].Contains(toDelete))
{
opt.Implied_Options.RemoveAt(i);
}
}
}
// Removing option from constraints
binaryConstraints.RemoveAll(x => x.Contains(toDelete.ToString()));
nonBooleanConstraints.RemoveAll(x => x.ToString().Contains(toDelete.ToString()));
if (toDelete is BinaryOption)
{
binaryOptions.Remove((BinaryOption)toDelete);
}
else if (toDelete is NumericOption)
{
numericOptions.Remove((NumericOption)toDelete);
}
else
{
throw new Exception("An illegal option was found while deleting.");
}
}
/// <summary>
/// Searches for a numeric option with the given name.
/// </summary>
/// <param name="name">Name of the option</param>
/// <returns>Either the numeric option with the given name or NULL if not found</returns>
public NumericOption getNumericOption(String name)
{
name = ConfigurationOption.removeInvalidCharsFromName(name);
foreach (var numO in numericOptions)
{
if (numO.Name.Equals(name))
{
return(numO);
}
}
return(null);
}
/// <summary>
/// Searches for a binary option with the given name.
/// </summary>
/// <param name="name">Name of the option</param>
/// <returns>Either the binary option with the given name or NULL if not found</returns>
public BinaryOption getBinaryOption(String name)
{
name = ConfigurationOption.removeInvalidCharsFromName(name);
foreach (var binO in binaryOptions)
{
if (binO.Name.Equals(name))
{
return(binO);
}
}
return(null);
}
/// <summary>
/// Returns whether the influence function coints a specific configuration option.
/// </summary>
/// <param name="option"></param>
/// <returns></returns>
public bool containsOption(ConfigurationOption option)
{
if (this.participatingBoolOptions.Contains(option))
{
return(true);
}
if (this.participatingNumOptions.Contains(option))
{
return(true);
}
return(false);
}
/// <summary>
/// This method retuns the configuration with the given name.
/// </summary>
/// <param name="name">Name of the option under consideration.</param>
/// <returns>The option with the given name or NULL of no option with the name is defined.</returns>
public ConfigurationOption getOption(String name)
{
name = ConfigurationOption.removeInvalidCharsFromName(name);
ConfigurationOption opt = getNumericOption(name);
if (opt != null)
{
return(opt);
}
opt = getBinaryOption(name);
return(opt);
}
/// <summary>
/// Returns the csv-representation of the configuration.
/// </summary>
/// <returns>The csv-representation of the configuration.</returns>
/// <param name="order">The order of the configuration options.</param>
public string toCsv(List <ConfigurationOption> order, List <NFProperty> nfpProperties)
{
StringBuilder result = new StringBuilder();
for (int i = 0; i < order.Count; i++)
{
ConfigurationOption c = order[i];
if (i != 0)
{
result.Append(ConfigurationPrinter.CSV_ELEMENT_DELIMITER);
}
if (c.GetType().Equals(typeof(BinaryOption)))
{
if (this.BinaryOptions.ContainsKey((BinaryOption)c) &&
this.BinaryOptions[(BinaryOption)c] == BinaryOption.BinaryValue.Selected)
{
result.Append(1);
}
else
{
result.Append(0);
}
}
else
{
NumericOption n = (NumericOption)c;
if (this.numericOptions.ContainsKey(n))
{
result.Append(this.NumericOptions[n]);
}
}
}
if (nfpProperties != null && nfpProperties.Count != 0 && !GlobalState.currentNFP.Equals(NFProperty.DefaultProperty))
{
result.Append(ConfigurationPrinter.CSV_ELEMENT_DELIMITER);
foreach (NFProperty nfp in this.nfpValues.Keys)
{
if (nfpProperties.Contains(nfp))
{
result.Append(this.nfpValues[nfp]);
result.Append(ConfigurationPrinter.CSV_ELEMENT_DELIMITER);
}
}
result.Remove(result.Length - ConfigurationPrinter.CSV_ELEMENT_DELIMITER.Length, ConfigurationPrinter.CSV_ELEMENT_DELIMITER.Length);
}
result.Append(ConfigurationPrinter.CSV_ROW_DELIMITER);
return(result.ToString());
}
/// <summary>
/// Returns the csv-representation of the configuration.
/// </summary>
/// <returns>The csv-representation of the configuration.</returns>
/// <param name="order">The order of the configuration options.</param>
public string toCsv(List <ConfigurationOption> order)
{
StringBuilder result = new StringBuilder();
for (int i = 0; i < order.Count; i++)
{
ConfigurationOption c = order[i];
if (i != 0)
{
result.Append(ConfigurationPrinter.CSV_ELEMENT_DELIMITER);
}
if (c.GetType().Equals(typeof(BinaryOption)))
{
if (this.BinaryOptions.ContainsKey((BinaryOption)c))
{
result.Append(1);
}
else
{
result.Append(0);
}
}
else
{
NumericOption n = (NumericOption)c;
if (this.numericOptions.ContainsKey(n))
{
result.Append(this.NumericOptions[n]);
}
}
}
if (!GlobalState.currentNFP.Equals(NFProperty.DefaultProperty))
{
result.Append(ConfigurationPrinter.CSV_ELEMENT_DELIMITER);
if (this.nfpValues.ContainsKey(GlobalState.currentNFP))
{
result.Append(this.nfpValues[GlobalState.currentNFP]);
}
else
{
result.Append(Double.NaN);
}
}
result.Append(ConfigurationPrinter.CSV_ROW_DELIMITER);
return(result.ToString());
}
/// <summary>
/// This method reads all configurations specified in the .csv file. In this mehtod, we assume that the file has a header.
/// </summary>
/// <param name="file"></param>
/// <param name="model">The variabiliy model for the configurations.</param>
/// <returns>A list of all configurations </returns>
public static List <Configuration> readConfigurations_Header_CSV(String file, VariabilityModel model)
{
List <Configuration> configurations = new List <Configuration>();
StreamReader sr = new StreamReader(file);
String[] optionOrder = new String[model.getOptions().Count];
String[] nfpOrder = null;
bool isHeader = true;
while (!sr.EndOfStream)
{
String[] tokens = sr.ReadLine().Split(';');
if (isHeader)
{
nfpOrder = new String[tokens.Length - optionOrder.Length];
for (int i = 0; i < tokens.Length; i++)
{
String token = tokens[i];
if (i < optionOrder.Length)
{
optionOrder[i] = token;
}
else
{
nfpOrder[i - optionOrder.Length] = token;
if (!GlobalState.nfProperties.ContainsKey(token))
{
GlobalState.nfProperties.Add(token, new NFProperty(token));
}
}
}
isHeader = false;
}
else
{
Dictionary <BinaryOption, BinaryOption.BinaryValue> binOptions = new Dictionary <BinaryOption, BinaryOption.BinaryValue>();
Dictionary <NumericOption, double> numOptions = new Dictionary <NumericOption, double>();
Dictionary <NFProperty, double> properties = new Dictionary <NFProperty, double>();
for (int i = 0; i < tokens.Length; i++)
{
String token = tokens[i];
if (i < optionOrder.Length)
{
ConfigurationOption option = model.getOption(optionOrder[i]);
if (option.GetType() == typeof(BinaryOption))
{
if (token.Equals("true") || token.Equals("1"))
{
binOptions.Add((BinaryOption)option, BinaryOption.BinaryValue.Selected);
}
}
else
{
double value = Convert.ToDouble(token);
numOptions.Add((NumericOption)option, value);
}
}
else
{
NFProperty nfp = GlobalState.nfProperties[nfpOrder[i - optionOrder.Length]];
double value = Convert.ToDouble(token);
properties.Add(nfp, value);
double currentMaxMeasuredValue;
if (GlobalState.allMeasurements.maxMeasuredValue.TryGetValue(nfp, out currentMaxMeasuredValue))
{
if (Math.Abs(value) > Math.Abs(currentMaxMeasuredValue))
{
GlobalState.allMeasurements.maxMeasuredValue[nfp] = value;
}
}
else
{
GlobalState.allMeasurements.maxMeasuredValue.Add(nfp, value);
}
}
}
Configuration config = new Configuration(binOptions, numOptions, properties);
configurations.Add(config);
}
}
sr.Close();
return(configurations);
}