From fa26dd5f14a991f327c26517a645c6b4f77c4a73 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sat, 15 Sep 2018 11:51:29 +1200
Subject: Provide error messages

---
 src/org/traccar/web/ConsoleServlet.java | 2 +-
 src/org/traccar/web/CsvBuilder.java     | 4 ++--
 src/org/traccar/web/WebServer.java      | 6 +++---
 3 files changed, 6 insertions(+), 6 deletions(-)

(limited to 'src/org/traccar/web')

diff --git a/src/org/traccar/web/ConsoleServlet.java b/src/org/traccar/web/ConsoleServlet.java
index dddd13b6d..2b38a935a 100644
--- a/src/org/traccar/web/ConsoleServlet.java
+++ b/src/org/traccar/web/ConsoleServlet.java
@@ -54,7 +54,7 @@ public class ConsoleServlet extends WebServlet {
             method.invoke(server, true);
 
         } catch (NoSuchFieldException | IllegalAccessException | NoSuchMethodException | InvocationTargetException e) {
-            LOGGER.warn(null, e);
+            LOGGER.warn("Console reflection error", e);
         }
     }
 
diff --git a/src/org/traccar/web/CsvBuilder.java b/src/org/traccar/web/CsvBuilder.java
index d5149b528..29e2ccfbc 100644
--- a/src/org/traccar/web/CsvBuilder.java
+++ b/src/org/traccar/web/CsvBuilder.java
@@ -106,12 +106,12 @@ public class CsvBuilder {
                                 builder.append(map);
                                 addSeparator();
                             } catch (JsonProcessingException e) {
-                                LOGGER.warn(null, e);
+                                LOGGER.warn("Map JSON formatting error", e);
                             }
                         }
                     }
                 } catch (IllegalAccessException | InvocationTargetException error) {
-                    LOGGER.warn(null, error);
+                    LOGGER.warn("Reflection invocation error", error);
                 }
             }
         }
diff --git a/src/org/traccar/web/WebServer.java b/src/org/traccar/web/WebServer.java
index 32c336164..8887b6af3 100644
--- a/src/org/traccar/web/WebServer.java
+++ b/src/org/traccar/web/WebServer.java
@@ -153,7 +153,7 @@ public class WebServer {
             javax.naming.Context context = new InitialContext();
             context.bind("java:/DefaultDS", dataSource);
         } catch (Exception error) {
-            LOGGER.warn(null, error);
+            LOGGER.warn("JNDI context error", error);
         }
 
         WebAppContext app = new WebAppContext();
@@ -199,7 +199,7 @@ public class WebServer {
         try {
             server.start();
         } catch (Exception error) {
-            LOGGER.warn(null, error);
+            LOGGER.warn("Web server start failed", error);
         }
     }
 
@@ -207,7 +207,7 @@ public class WebServer {
         try {
             server.stop();
         } catch (Exception error) {
-            LOGGER.warn(null, error);
+            LOGGER.warn("Web server stop failed", error);
         }
     }
 
-- 
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