diff --git a/WebService/src/main/java/SAE/ApiREST/WebService/CollectionControlleur.java b/WebService/src/main/java/SAE/ApiREST/WebService/CollectionControlleur.java
deleted file mode 100644
index 2e17cad..0000000
--- a/WebService/src/main/java/SAE/ApiREST/WebService/CollectionControlleur.java
+++ /dev/null
@@ -1,37 +0,0 @@
-@org.springframework.stereotype.Controller
-
-@Controller
-@RequestMapping("/CollectionWebService")
-public class CollectionController {
-    private ArrayList<Collection> books = new ArrayList<>();
-
-    public Controller() {
-        books.add(new Book("titre1", "moi"));
-        books.add(new Book("titre2", "toi"));
-        books.add(new Book("titre3", "eux"));
-        books.add(new Book("titre4", "tout ceux qui le veule"));
-    }
-
-    @GetMapping(value = "/getAllBooks", produces = MediaType.APPLICATION_JSON_VALUE)
-    public @ResponseBody List<Book> getAllBooks() {
-        return books;
-    }
-
-    @GetMapping(value = "/getBookById/{isbn}", produces = MediaType.APPLICATION_JSON_VALUE)
-    public @ResponseBody Book getBookById(@PathVariable(value = "isbn") int isbn) {
-        for(Book book : books) {
-            if(book.isbn == isbn) {
-                return book;
-            }
-        }
-        throw new BookException("Undefined id");
-    }
-
-    @PostMapping("/logBooks")
-    public @ResponseBody void logBooks(@RequestParam("title") String title, @RequestParam("author") String author) {
-        books.add(new Book(title, author));
-        for(Book book : books) {
-            System.out.println(book);
-        }
-    }
-}
diff --git a/WebService/src/main/java/SAE/ApiREST/WebService/Data/Article.java b/WebService/src/main/java/SAE/ApiREST/WebService/Data/Article.java
deleted file mode 100644
index 58a2c90..0000000
--- a/WebService/src/main/java/SAE/ApiREST/WebService/Data/Article.java
+++ /dev/null
@@ -1,2 +0,0 @@
-@Entity
-public class Article
\ No newline at end of file
diff --git a/WebService/src/main/java/SAE/ApiREST/WebService/controller/CollectionControlleur.java b/WebService/src/main/java/SAE/ApiREST/WebService/controller/CollectionControlleur.java
new file mode 100644
index 0000000..6060b3f
--- /dev/null
+++ b/WebService/src/main/java/SAE/ApiREST/WebService/controller/CollectionControlleur.java
@@ -0,0 +1,107 @@
+@org.springframework.stereotype.Controller
+
+@Controller
+@RequestMapping("/CollectionWebService")
+public class CollectionController {
+    private ArrayList<Collection> collections = new ArrayList<>();
+
+    public Controller() {
+        
+    }
+
+    @GetMapping(value = "/getAllCollection", produces = MediaType.APPLICATION_JSON_VALUE)
+    public @ResponseBody List<Collection> getAllCollection() {
+        return collections;
+    }
+
+    @GetMapping(value = "/getCollectionById/{isbn}", produces = MediaType.APPLICATION_JSON_VALUE)
+    public @ResponseBody Book getCollectionById(@PathVariable(value = "isbn") int isbn) {
+        for(Book book : books) {
+            if(book.isbn == isbn) {
+                return book;
+            }
+        }
+        throw new BookException("Undefined id");
+    }
+
+    @PostMapping("/logBooks")
+    public @ResponseBody void logBooks(@RequestParam("title") String title, @RequestParam("author") String author) {
+        books.add(new Book(title, author));
+        for(Book book : books) {
+            System.out.println(book);
+        }
+    }
+    // region Collection
+
+    // region GET
+    @GetMapping(value = "/getCollectionById", produces = MediaType.APPLICATION_JSON_VALUE)
+    public @ResponseBody Collection getCollectionById(long isbn){
+        for(Collection collection : this.collections){
+            if(collection.getId === isbn) {
+                return collection;
+            }
+        }
+        return null;
+    }
+    @GetMapping(value = "/getAllCollectionsByName", produces = MediaType.APPLICATION_JSON_VALUE)
+    public @ResponseBody List<Collection> getAllCollectionsByName(String name){
+        private ArrayList<Collection> repCollections = new ArrayList<Collection>();
+        for(Collection collection : this.collections){
+            if(collection.getName === name) {
+                repCollections.add(collection);
+            }
+        }
+        return repCollections;
+    }
+    // endregion
+
+    // region DELETE
+    @DeleteMaping(value = "/deleteColletionById")
+    public @ResponseBody void deleteColletionById(long isbn){
+        Collection collection = getCollectionById(isbn);
+        this.collections.remove(collection);
+    }
+
+    public @ResponseBody void deleteColletionByName(String name){
+        ArrayList<Collection> collectionsByName = getAllCollectionsByName(name);
+        this.collections.remove(collectionsByName[0]);
+    }
+    public @ResponseBody void deleteAllColletionByName(String name){
+        ArrayList<Collection> collectionsByName = getAllCollectionsByName(name);
+        this.collections.removeAll(collectionsByName);
+    }
+    // endregion
+
+    // region PUT
+    public @ResponseBody void addCollection(Collection collection){
+        this.collections.add(collection);
+    }
+    public @ResponseBody void addCollections(List<Collection> collections){
+        this.collections.addAll(collections);
+    }
+    // endregion
+
+    // region POST
+    public @ResponseBody void modifyCollectionName(Collection collection, String name){
+        collection.setName(name);
+    }
+    public @ResponseBody void modifyCollectionNameById(long isbn, String name){
+        Collection collection = getCollectionById(isbn);
+        modifyCollectionName(collection,name);
+    }
+    // endregion
+    // endregion
+
+    // region Article
+    @GetMapping(value = "/getAllArticles", produces = MediaType.APPLICATION_JSON_VALUE)
+    public @ResponseBody List<Article> getAllArticles(Collection collection){
+        return collection.getAllArticles;
+    }
+    public @ResponseBody void addArticle(Collection collection, Article article){
+        collection.addArticle
+    }
+    public @ResponseBody void deleteArticle(Collection collection, Article article){
+        collection.deleteArticle(article);
+    }
+    //  endregion
+}
diff --git a/WebService/src/main/java/SAE/ApiREST/WebService/Data/Collection.java b/WebService/src/main/java/SAE/ApiREST/WebService/model/Collection.java
similarity index 72%
rename from WebService/src/main/java/SAE/ApiREST/WebService/Data/Collection.java
rename to WebService/src/main/java/SAE/ApiREST/WebService/model/Collection.java
index 3f85887..bf1f6dc 100644
--- a/WebService/src/main/java/SAE/ApiREST/WebService/Data/Collection.java
+++ b/WebService/src/main/java/SAE/ApiREST/WebService/model/Collection.java
@@ -8,16 +8,27 @@ public class Collection{
     private ArrayList<Article> articles
     @Column(name = "name")
     private String name
+    @Column(name = "teacher")
+    private Teacher teacher
 
-    public Collection(String name){
+    public Collection(String name, Teacher teacher){
         this.name = name;
+        this.teacher  = teacher;
         this.articles = new ArrayList<Article>();
     }
 
+    // region Article
+    public long getId(){
+        return isbn;
+    }
+    // endregion
+
+    // region Article
     public List<Article> getAllArticles(){
         return articles;
     }
 
+    // region addArticle
     public void addArticle(Article article){
         if(!this.articles.contains(article)){
             this.articles.add(article);
@@ -28,17 +39,24 @@ public class Collection{
             addArticle(article);
         }
     }
+    // endregion
+
+    // region removeArticle
     public void removeArticle(Article article){
         this.articles.remove(article);
     }
     public void removeArticles(List<Article> articles){
         this.articles.removeAll(articles);
     }
+    // endregion
+    // endregion
 
+    // region name
     public String getName(){
         return name;
     }
     public void setName(String name){
         this.name = name;
     }
+    // endregion
 }
\ No newline at end of file
diff --git a/WebService/src/main/java/SAE/ApiREST/WebService/service/ICollectionService.java b/WebService/src/main/java/SAE/ApiREST/WebService/service/ICollectionService.java
new file mode 100644
index 0000000..6b82362
--- /dev/null
+++ b/WebService/src/main/java/SAE/ApiREST/WebService/service/ICollectionService.java
@@ -0,0 +1,15 @@
+public interface ICollectionService{
+    public List<Collection> getAllCollections();
+    public Collection getCollectionById(long isbn);
+    public List<Collection> getAllCollectionsByName(String name);
+    public void deleteColletionById(long isbn);
+    public void deleteColletionByName(String name);
+    public void deleteAllColletionByName(String name);
+    public void addCollection(Collection collection);
+    public void addCollections(List<Collection> collection);
+    public void modifyCollectionName(Collection collection, String name);
+    public void modifyCollectionNameById(long isbn, String name);
+    public List<Article> getAllArticles(Collection collection);
+    public void addArticle(Collection collection, Article article);
+    public void deleteArticle(Collection collection, Article article);
+}
\ No newline at end of file
diff --git a/WebService/src/main/java/SAE/ApiREST/WebService/service/StubCollectionService.java b/WebService/src/main/java/SAE/ApiREST/WebService/service/StubCollectionService.java
new file mode 100644
index 0000000..a335f5f
--- /dev/null
+++ b/WebService/src/main/java/SAE/ApiREST/WebService/service/StubCollectionService.java
@@ -0,0 +1,87 @@
+package SAE.ApiREST.WebService.service;
+
+import java.sql.Date;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.springframework.stereotype.Service;
+
+import SAE.ApiREST.WebService.model.Article;
+
+@Service
+public class CollectionService implements ICollectionService {
+    private ArrayList<Collection> collections;
+    public List<Collection> getAllCollections() {
+        return this.collections;
+    }
+
+    // region Collection
+
+    // region GET
+    public Collection getCollectionById(long isbn){
+        for(Collection collection : this.collections){
+            if(collection.getId === isbn) {
+                return collection;
+            }
+        }
+        return null;
+    }
+    public List<Collection> getAllCollectionsByName(String name){
+        private ArrayList<Collection> repCollections = new ArrayList<Collection>();
+        for(Collection collection : this.collections){
+            if(collection.getName === name) {
+                repCollections.add(collection);
+            }
+        }
+        return repCollections;
+    }
+    // endregion
+
+    // region DELETE
+    public void deleteColletionById(long isbn){
+        Collection collection = getCollectionById(isbn);
+        this.collections.remove(collection);
+    }
+
+    public void deleteColletionByName(String name){
+        ArrayList<Collection> collectionsByName = getAllCollectionsByName(name);
+        this.collections.remove(collectionsByName[0]);
+    }
+    public void deleteAllColletionByName(String name){
+        ArrayList<Collection> collectionsByName = getAllCollectionsByName(name);
+        this.collections.removeAll(collectionsByName);
+    }
+    // endregion
+
+    // region PUT
+    public void addCollection(Collection collection){
+        this.collections.add(collection);
+    }
+    public void addCollections(List<Collection> collections){
+        this.collections.addAll(collections);
+    }
+    // endregion
+
+    // region POST
+    public void modifyCollectionName(Collection collection, String name){
+        collection.setName(name);
+    }
+    public void modifyCollectionNameById(long isbn, String name){
+        Collection collection = getCollectionById(isbn);
+        modifyCollectionName(collection,name);
+    }
+    // endregion
+    // endregion
+
+    // region Article
+    public List<Article> getAllArticles(Collection collection){
+        return collection.getAllArticles;
+    }
+    public void addArticle(Collection collection, Article article){
+        collection.addArticle
+    }
+    public void deleteArticle(Collection collection, Article article){
+        collection.deleteArticle(article);
+    }
+    //  endregion
+}
\ No newline at end of file