public static int getNumberOfReasonsOfRequiresConstraint(
List<IConstraint> constraints, Feature f1, Feature f2) {
for (IConstraint constraint : constraints) {
if (constraint.getType().equals(IConstraint.REQUIRES)) {
if (f1.getName().equals(FeatureIDEUtils.validFeatureName(constraint.getBlock1().getName()))
&& f2.getName()
.equals(FeatureIDEUtils.validFeatureName(constraint.getBlock2().getName()))) {
return constraint.getNumberOfReasons();
}
}
}
return -1;
}
public static boolean existsRequiresConstraint(
List<IConstraint> constraints, Feature f1, Feature f2) {
for (IConstraint constraint : constraints) {
if (constraint.getType().equals(IConstraint.REQUIRES)) {
if (f1.getName().equals(FeatureIDEUtils.validFeatureName(constraint.getBlock1().getName()))
&& f2.getName()
.equals(FeatureIDEUtils.validFeatureName(constraint.getBlock2().getName()))) {
return true;
}
}
}
return false;
}
public static boolean existsExcludeConstraint(
List<IConstraint> constraints, Feature f1, Feature f2) {
for (IConstraint constraint : constraints) {
if (constraint.getType().equals(IConstraint.MUTUALLY_EXCLUDES)) {
// check f1 excludes f2 and viceversa
if (f1.getName().equals(FeatureIDEUtils.validFeatureName(constraint.getBlock1().getName()))
&& f2.getName()
.equals(FeatureIDEUtils.validFeatureName(constraint.getBlock2().getName()))) {
return true;
} else if (f2.getName()
.equals(FeatureIDEUtils.validFeatureName(constraint.getBlock1().getName()))
&& f1.getName()
.equals(FeatureIDEUtils.validFeatureName(constraint.getBlock2().getName()))) {
return true;
}
}
}
return false;
}
private Set<String> calculateAddedFeatures(FeatureModel oldModel, FeatureModel newModel) {
Set<String> addedFeatures = new HashSet<String>();
for (Feature feature : newModel.getFeatures())
if (feature.isConcrete()) {
String name = newModel.getRenamingsManager().getOldName(feature.getName());
Feature associatedFeature =
oldModel.getFeature(oldModel.getRenamingsManager().getNewName(name));
if (associatedFeature == null || associatedFeature.isAbstract()) addedFeatures.add(name);
}
return addedFeatures;
}
public static List<Feature> getFeatureRequiredFeatures(
FeatureModel fm, List<IConstraint> constraints, Feature f1) {
List<Feature> required = new ArrayList<Feature>();
for (IConstraint constraint : constraints) {
if (constraint.getType().equals(IConstraint.REQUIRES)) {
if (f1.getName()
.equals(FeatureIDEUtils.validFeatureName(constraint.getBlock1().getName()))) {
required.add(
fm.getFeature(FeatureIDEUtils.validFeatureName(constraint.getBlock2().getName())));
}
}
}
return required;
}
private String createProductDefinition(Configuration configuration) {
String ret =
"product " + this.configName + " from " + this.featureModel.getRoot().getName() + " : {";
int i = 0;
for (Iterator<Feature> iter = configuration.getSelectedFeatures().iterator();
iter.hasNext(); ) {
Feature feature = iter.next();
if (!feature.isAbstract()) {
if (i++ != 0) ret += ", ";
ret += feature.getName();
}
}
return ret + "}";
}
