Small cleanup

cdstar-plugins-pom/cdstar-push/README.adoc

@@ -14,7 +14,7 @@ cdstar:
   plugin:
     push:
       class: PushEventFilter
-      fail.log: /var/log/cdstar/push-fail.log
+      fail.log: "${path.var}/push-fail.log"
       retry.max: 3
       retry.delay: 1000
       retry.cooldown: 60000

cdstar-plugins-pom/cdstar-push/src/main/java/de/gwdg/cdstar/plugins/push/PushEventFilter.java

@@ -86,7 +86,7 @@ public class PushEventFilter extends AbstractEventFilter implements RuntimeListe
 						log.warn("Fail.log is not empty: {}", logFile);
 				}
 			} catch (final IOException e) {
-				throw new ConfigException(key + ": " + e.getMessage());
+				throw new ConfigException(key + ": " + e.getMessage(), e);
 			}
 		}
 

cdstar-plugins-pom/cdstar-rabbitmq-sink/src/main/java/de/gwdg/cdstar/ext/rabbitmq/RabbitMQConnector.java

@@ -38,9 +38,6 @@ class RabbitMQConnector implements Closeable {
 		mapper.disable(SerializationFeature.INDENT_OUTPUT);
 	}
 
-	public static final String PROP_BROKER = "broker";
-	public static final String PROP_EXCHANGE = "exchange";
-
 	private volatile boolean closed = false;
 
 	private Connection connection;