Minor corrections for account route.

src/main/java/org/codiki/account/AccountController.java

@@ -1,5 +1,7 @@
 package org.codiki.account;
 
+import java.io.IOException;
+
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
@@ -27,21 +29,51 @@ public class AccountController {
 	@Autowired
 	private TokenService tokenService;
 	
-
+	/**
+	 * Log in the user in request body.
+	 * 
+	 * @param pUser
+	 *            The user to connect.
+	 * @param response
+	 *            The reponse injected by Spring.
+	 * @return The connected user object.
+	 * @throws IOException
+	 *             If credentials are bad.
+	 */
 	@PostMapping("/login")
-	public UserDTO login(@RequestBody UserDTO pUser, HttpServletResponse response) {
+	public UserDTO login(@RequestBody UserDTO pUser, HttpServletResponse response) throws IOException {
 		return accountService.checkCredentials(response, pUser);
 	}
 	
+	/**
+	 * Log out the user.
+	 * 
+	 * @param pRequest
+	 *            The request injected by Spring.
+	 */
 	@GetMapping("/logout")
 	public void logout(HttpServletRequest pRequest) {
 		tokenService.removeUser(pRequest.getHeader(HEADER_TOKEN));
 	}
 	
+	/**
+	 * Updates the user password.
+	 * 
+	 * @param pPasswordWrapper
+	 *            The object which contains the old password for verification and
+	 *            the new password to set to the user.
+	 * @param pRequest
+	 *            The request injected by Spring.
+	 * @param pResponse
+	 *            The reponse injected by Spring.
+	 * @throws IOException
+	 *             If the old password doesn't match to the user password in
+	 *             database.
+	 */
 	@PutMapping("/changePassword")
-	public boolean changePassword(@RequestBody final PasswordWrapperDTO pPasswordWrapper,
+	public void changePassword(@RequestBody final PasswordWrapperDTO pPasswordWrapper,
 			final HttpServletRequest pRequest,
-			final HttpServletResponse pResponse) {
-		return accountService.changePassword(tokenService.getAuthenticatedUserByToken(pRequest), pPasswordWrapper, pResponse);
+			final HttpServletResponse pResponse) throws IOException {
+		accountService.changePassword(tokenService.getAuthenticatedUserByToken(pRequest), pPasswordWrapper, pResponse);
 	}
 }