updated UsersResource

git-svn-id: svn://anubis/gvsu@279 45c1a28c-8058-47b2-ae61-ca45b979098e

cs656/lab4/User.java

@@ -18,9 +18,17 @@ public class User extends RegistrationInfo
     {
         DomRepresentation rep = new DomRepresentation(MediaType.TEXT_XML);
         Document d = rep.getDocument();
+        
         Element eltRoot = d.createElement("user");
         d.appendChild(eltRoot);
 
+        fillNodes(d, eltRoot);
+
+        return rep;
+    }
+
+    public void fillNodes(Document d, Element eltRoot)
+    {
         Element eltName = d.createElement("name");
         eltName.appendChild(d.createTextNode(getUserName()));
         eltRoot.appendChild(eltName);
@@ -37,7 +45,5 @@ public class User extends RegistrationInfo
         eltStatus.appendChild(
             d.createTextNode(getStatus() ? "available" : "away"));
         eltRoot.appendChild(eltStatus);
-        
-        return rep;
     }
 }

cs656/lab4/UsersResource.java

@@ -23,13 +23,55 @@ import org.restlet.resource.Variant;
 
 public class UsersResource extends Resource
 {
-
     public UsersResource(Context context, Request request, Response response)
     {
         super(context, request, response);
         getVariants().add(new Variant(MediaType.TEXT_XML));
     }
 
+	/**
+	 * Returns the parent application.
+	 * 
+	 * @return the parent application.
+	 */
+	public ChatServer getApplication()
+	{
+	    return (ChatServer) getContext().getAttributes().get(ChatServer.KEY);
+	}
+
+	/**
+	 * Returns the database container.
+	 * 
+	 * @return the database container.
+	 */
+	public ObjectContainer getContainer()
+	{
+	    return getApplication().getContainer();
+	}
+
+	/**
+	 * Search the database for all user resources.
+	 * @return a List of User references.
+	 */
+	public List<User> getUsers()
+	{
+	    // Create the query predicate
+	    Predicate<User> predicate = new Predicate<User>()
+	    {
+	        private static final long serialVersionUID = 1L;
+	
+	        @Override
+	        public boolean match(User candidate)
+	        {
+	            return true;                    
+	        }
+	    };
+	
+	    // Query the database and get the first result
+	    List<User> users = getContainer().query(predicate);
+	    return users;
+	}
+
     /**
      * handle HTTP GET requests.
      */
@@ -42,8 +84,16 @@ public class UsersResource extends Resource
             try
             {
                 rep = new DomRepresentation(MediaType.TEXT_XML);
-                getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND);
+                Document d = rep.getDocument();
-                rep.getDocument().normalizeDocument();
+
+				Element eltRoot = d.createElement("users");
+				d.appendChild(eltRoot);
+		        for (User user : getUsers())
+		        {
+		            user.fillNodes(d, eltRoot);
+		        }
+
+                d.normalizeDocument();
             }
             catch (IOException e)
             {
@@ -83,19 +133,16 @@ public class UsersResource extends Resource
             Form form = new Form(entity);
 
             // create a new User object
-            Book book = new Book();
+            User user = new Book();
-            book.setId(form.getFirstValue("book[id]"));
+            user.setUserName(form.getFirstValue("user[name]"));
-            book.setAuthors(form.getFirstValue("book[authors]"));
+            user.setHost(form.getFirstValue("user[host]"));
-            book.setIsbn(form.getFirstValue("book[isbn]"));
+            user.setPort(Integer.parseInt(form.getFirstValue("user[port]")));
-            book.setTitle(form.getFirstValue("book[title]"));
+            user.setStatus(form.getFirstValue("user[status]").equals("available"));
-            book.setPublisher(form.getFirstValue("book[publisher]"));
-            book.setYear(form.getFirstValue("book[year]"));    
             getResponse().setStatus(Status.SUCCESS_CREATED);
 
             // commit the changes.
-            getContainer().set(book);
+            getContainer().set(user);
             getContainer().commit();
-        
         }
         else
         {