From 66f829cd8d4ef029c6b5275cf9bd82dfcfd74c82 Mon Sep 17 00:00:00 2001
From: Ulisses Lima <ulisseslima@users.noreply.github.com>
Date: Mon, 18 Apr 2022 21:37:21 -0300
Subject: [PATCH] BAEL-5157 - Exception Handling With Jersey (#12082)

* BAEL-5157 - Exception Handling with Jersey

First draft:
https://drafts.baeldung.com/wp-admin/post.php?post=131880&action=edit

* BAEL-5157

* more meaningful exception messages
---
 .../jersey/exceptionhandling/rest/StocksResource.java         | 2 +-
 .../rest/exceptions/ServerExceptionMapper.java                | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/StocksResource.java b/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/StocksResource.java
index 94ce329ad0..64b645a1c6 100644
--- a/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/StocksResource.java
+++ b/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/StocksResource.java
@@ -34,7 +34,7 @@ public class StocksResource {
     @Produces(MediaType.APPLICATION_JSON)
     public Response get(@PathParam("ticker") String id) {
         Optional<Stock> stock = stocks.findById(id);
-        stock.orElseThrow(IllegalArgumentException::new);
+        stock.orElseThrow(() -> new IllegalArgumentException("ticker"));
 
         return Response.ok(stock.get())
             .build();
diff --git a/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/exceptions/ServerExceptionMapper.java b/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/exceptions/ServerExceptionMapper.java
index a6e9cc7f39..adfac000e8 100644
--- a/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/exceptions/ServerExceptionMapper.java
+++ b/jersey/src/main/java/com/baeldung/jersey/exceptionhandling/rest/exceptions/ServerExceptionMapper.java
@@ -7,7 +7,7 @@ import javax.ws.rs.core.Response.Status;
 import javax.ws.rs.ext.ExceptionMapper;
 
 public class ServerExceptionMapper implements ExceptionMapper<WebApplicationException> {
-    public static final String HTTP_405_MESSAGE = "METHOD_NOT_ALLOWED";
+    public static final String HTTP_405_MESSAGE = "use one of";
 
     @Override
     public Response toResponse(final WebApplicationException exception) {
@@ -18,7 +18,7 @@ public class ServerExceptionMapper implements ExceptionMapper<WebApplicationExce
 
         switch (status) {
         case METHOD_NOT_ALLOWED:
-            message = HTTP_405_MESSAGE;
+            message = HTTP_405_MESSAGE + response.getAllowedMethods();
             break;
         case INTERNAL_SERVER_ERROR:
             message = "internal validation - " + exception;