/**
* Évalue la cohésion interne d'une interface.
*
* @param itf L'interface à évaluer
* @return Un double entre 0.0 et 100.0
*/
public double internalCohesion(final Facade fcd) {
double result = 0.0;
Set<Function> fcdFcts = fcd.getFunctions();
Set<GlobalVariable> fcdVars = fcd.getGlobalVariables();
Set<ComplexType> fcdTypes = fcd.getComplexTypes();
int nbEntities = fcdFcts.size() + fcdVars.size() + fcdTypes.size();
if (nbEntities > 1) {
if (fcdFcts.size() > 0) {
int n = 0;
if (fcdFcts.size() > 1) {
result += cohesionFcts(fcdFcts);
++n;
}
if (fcdVars.size() > 0) {
result += cohesionFctsVars(fcdFcts, fcdVars);
++n;
}
if (fcdTypes.size() > 0) {
result += cohesionFctsTypes(fcdFcts, fcdTypes);
++n;
}
result /= n;
} else if (fcdVars.size() > 0 && fcdTypes.size() > 0) {
result += cohesionVarsTypes(fcdVars, fcdTypes);
}
} else if (nbEntities > 0) {
result = 100.0;
}
return result;
}
/**
* Évalue la cohésion entre 2 façaces d'un connecteur.
*
* @return Un double entre 0.0 et 100.0
*/
public double facadesCohesion(Facade itf1, Facade itf2) {
double result = 0.0;
Set<Function> functions1 = itf1.getFunctions();
Set<Function> functions2 = itf2.getFunctions();
Set<GlobalVariable> variables1 = itf1.getGlobalVariables();
Set<GlobalVariable> variables2 = itf2.getGlobalVariables();
Set<ComplexType> types1 = itf1.getComplexTypes();
Set<ComplexType> types2 = itf2.getComplexTypes();
int nbPairs = 0;
for (Function fct1 : functions1) {
for (Function fct2 : functions2) {
result += cohesion(fct1, fct2);
++nbPairs;
}
for (GlobalVariable var2 : variables2) {
result += cohesion(fct1, var2);
++nbPairs;
}
for (ComplexType t2 : types2) {
result += cohesion(fct1, t2);
++nbPairs;
}
}
for (Function fct2 : functions2) {
for (GlobalVariable var1 : variables1) {
result += cohesion(fct2, var1);
++nbPairs;
}
for (ComplexType t1 : types1) {
result += cohesion(fct2, t1);
++nbPairs;
}
}
if (nbPairs > 0) {
result /= nbPairs;
}
return result;
}