refactoring: reduce logs (#2370)

* feat: reduce logs from monitor pattern during test execution

* fix: wait until all threads are done

monitor/src/test/java/com/iluwatar/monitor/MainTest.java

@@ -25,6 +25,7 @@
 package com.iluwatar.monitor;
 
 import org.junit.jupiter.api.Test;
+import java.util.concurrent.CountDownLatch;
 import static org.junit.jupiter.api.Assertions.*;
 
 /** Test if the application starts without throwing an exception. */
@@ -38,6 +39,9 @@ class MainTest {
   @Test
   void RunnerExecuteWithoutException() {
     var bank = new Bank(4, 1000);
-    assertDoesNotThrow(() -> Main.runner(bank));
+    var latch = new CountDownLatch(1);
+
+    assertDoesNotThrow(() -> Main.runner(bank, latch));
+    assertEquals(0, latch.getCount());
   }
 }

monitor/src/test/resources/logback.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    The MIT License
+    Copyright © 2014-2022 Ilkka Seppälä
+
+    Permission is hereby granted, free of charge, to any person obtaining a copy
+    of this software and associated documentation files (the "Software"), to deal
+    in the Software without restriction, including without limitation the rights
+    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+    copies of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in
+    all copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+    THE SOFTWARE.
+
+-->
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
+        </encoder>
+    </appender>
+    <root level="info">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>