add comments

src/fr/api/Configuration.java

@@ -3,11 +3,43 @@ import java.util.Set;
 import java.util.Optional;
 
 public interface Configuration {
-    boolean isValid();
-    boolean isComplete();
+    /*
+    * @return true if there is no compatibility issue between PartType else false
+    */
+   boolean isValid();
+
+   /*
+    * @return true if the configuration is valid and done
+    */
+   boolean isComplete();
+
+    /*
+    * @return the list of the Part in the configuration
+    */
     public Set<Part> getSelectedParts(); 
+    
+    /*
+     * @return the Part that we chose earlier which has Category we choose
+     * it is optional
+     * @param catgeory : Category that we want to know about the PartType can be null
+     */
     public Optional<Part> getSelectionForCategory(Category category); 
+
+    /*
+     * Select a PartType to add to the configuration
+     * @param chosenPart : the PartType that we wish to add to the configuration
+     */
     void selectPart(PartType chosenPart);
+
+    /*
+     * DeSelect PartType has Catgerory catgoryToClear to delete from the configuration
+     * @param categoryToClear : the PartType has categoryToClear Category
+     * that we wish to delete from the configuration
+     */
     void unselectPartType(Category categoryToClear);
+    
+    /*
+     * Remove all PartType from configuation
+     */
     void clear();
 }

src/fr/api/Configurator.java

@@ -1,8 +1,24 @@
 package src.fr.api;
 import java.util.Set;
 public interface Configurator {
+    /*
+     * @return the list of the Category in the configurator
+     */
     Set<Category> getCategories();
+    
+    /*
+     * @return the list of the Category in the configurator
+     * @param category: category that we want to see all PartType in that category
+     */
     Set<PartType> getVariants(Category category);
+        
+    /*
+     * @return the configuration
+     */
     Configuration getConfiguration();
+
+    /*
+     * @return compabilitychecker
+     */
     CompatibilityChecker getCompatibilityChecker();
 }

src/fr/api/PartType.java

@@ -1,5 +1,12 @@
 package src.fr.api;
 public interface PartType {
+    /*
+     * @return name of this PartType
+     */
     String getName();
+
+    /*
+     * @return the category of this PartType
+     */
     Category getCategory();
 }

src/fr/impl/ConfigurationImpl.java

@@ -62,22 +62,6 @@ public class ConfigurationImpl implements Configuration {
         }
         return test;
     }
-    /*
-    public int getTotalPrice(){
-        int prix_final=0;
-        if(this.isValid()){
-            for(Part pt: selectedParts){
-                Optional<String> price_opt =pt.getProperty("prix");
-                if(price_opt.isPresent()){
-                    int prix_piece= Integer.parseInt(price_opt.get());
-                    prix_final += prix_piece;
-                }
-            }
-            return prix_final;
-        }else{
-            return -1;
-        }
-    }*/
 
     public int getTotalPrice(){
         int prix_final=0;