Consistently use constant log messages

Author: pschichtel

epoll/src/main/java/tel/schich/javacan/util/CanBroker.java

@@ -274,10 +274,10 @@ protected void processEvents(List<IOEvent<UnixFileDescriptor>> events) throws IO
                         readBuffer.clear();
                         handler.handle(raw, raw.read(readBuffer));
                     } else {
-                        LOGGER.warn("Handler not found for channel: " + ch);
+                        LOGGER.warn("Handler not found for channel: {}", ch);
                     }
                 } else {
-                    LOGGER.warn("Unsupported channel: " + ch);
+                    LOGGER.warn("Unsupported channel: {}", ch);
                 }
             }
         }

epoll/src/main/java/tel/schich/javacan/util/EventLoop.java

@@ -222,7 +222,7 @@ protected final boolean poll(Duration timeout) throws IOException {
      * @return true if the event loop should continue, false for the event loop to exit
      */
     protected boolean handleException(Thread thread, Throwable t, boolean terminal) {
-        LOGGER.error("Polling thread failed: " + thread.getName(), t);
+        LOGGER.error("Polling thread failed: {}", thread.getName(), t);
         LOGGER.warn("Terminating other threads.");
 
         try {

epoll/src/main/java/tel/schich/javacan/util/IsotpListener.java

@@ -137,10 +137,10 @@ protected void processEvents(List<IOEvent<UnixFileDescriptor>> events) throws IO
                         readBuffer.flip();
                         handler.handle(isotp, readBuffer.asReadOnlyBuffer());
                     } else {
-                        LOGGER.warn("Handler not found for channel: " + ch);
+                        LOGGER.warn("Handler not found for channel: {}", ch);
                     }
                 } else {
-                    LOGGER.warn("Unsupported channel: " + ch);
+                    LOGGER.warn("Unsupported channel: {}", ch);
                 }
             }
         }

epoll/src/test/java/tel/schich/javacan/test/select/EPollSelectorTest.java

@@ -129,12 +129,12 @@ public void testEPollFdReuse() throws IOException, InterruptedException {
 
     private static SelectorRegistration<UnixFileDescriptor, RawCanChannel> configureAndRegisterChannel(IOSelector<UnixFileDescriptor> selector) throws IOException {
         final RawCanChannel ch = CanChannels.newRawChannel(CAN_INTERFACE);
-        LOGGER.debug("Created channel: " + ch);
+        LOGGER.debug("Created channel: {}", ch);
 
         ch.configureBlocking(false);
         ch.setOption(CanSocketOptions.LOOPBACK, true);
         SelectorRegistration<UnixFileDescriptor, RawCanChannel> registration = selector.register(ch, SelectorRegistration.Operation.READ);
-        LOGGER.debug("Selection key: " + registration);
+        LOGGER.debug("Selection key: {}", registration);
 
         return registration;
     }