Spotless + different log output

CHANGELOG.md

@@ -27,6 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - [2020-06-13] Modified AsyncAppender queue size to 1024 by [@lflare].
 - [2020-06-13] Bumped client version to 5 by [@lflare].
 - [2020-06-13] Modularized the image server [@carbotaniuman].
+- [2020-06-13] Suppressed log output for IOException [@carbotaniuman].
 
 ## [1.0.0-RC14] - 2020-06-12
 ### Fixed

src/main/java/mdnet/base/settings/WebSettings.java

@@ -20,8 +20,6 @@ public final class WebSettings {
 
 	@Override
 	public String toString() {
-		return "WebSettings{" +
-				"uiPort=" + uiPort +
-				'}';
+		return "WebSettings{" + "uiPort=" + uiPort + '}';
 	}
 }

src/main/kotlin/mdnet/base/Netty.kt

@@ -85,9 +85,12 @@ class Netty(private val tls: ServerSettings.TlsCert, private val clientSettings:
                                         if (LOGGER.isTraceEnabled) {
                                             LOGGER.trace("Ignored invalid SSL connection")
                                         }
-                                    } else if (cause is IOException && cause.message?.contains("peer") == true) {
+                                    } else if (cause is IOException) {
+                                        if (LOGGER.isInfoEnabled) {
+                                            LOGGER.info("User (downloader) abruptly closed the connection")
+                                        }
                                         if (LOGGER.isTraceEnabled) {
-                                            LOGGER.trace("User (downloader) closed the connection")
+                                            LOGGER.trace("IOException in pipeline", cause)
                                         }
                                     } else {
                                         ctx.fireExceptionCaught(cause)