Hi I am interested in your project 
Please Hire me I would like to work on this issue . Please assign it to me
 I can work on this issue. Assign it to me To be fair, @akhilpamwani expressed interest first Hey, its been 9 days since... do we have any upgrade ? . If not then I would like to work on this one.  Hello Sir,
I would like to contribute to this project,
I am new to hacktoctoberfest and this would be a great beginning.
Thank you... @iluwatar could you assign it to me? Assigned to you @robertvolkmann 
Upgrade dependencies to support Java 17
This issue is a part of the transition plan at https://github.com/iluwatar/java-design-patterns/wiki/19.-Java-17-transition. Here we upgrade the dependencies so that they support Java 17.

Acceptance criteria

- Project dependencies have been upgraded so that each of them supports Java 17

acyclic-visitor/pom.xml
acyclic-visitor/pom.xml
diff --git a/acyclic-visitor/pom.xml b/acyclic-visitor/pom.xml
index 34f16caa06ef..52604048e127 100644
--- a/acyclic-visitor/pom.xml
+++ b/acyclic-visitor/pom.xml
@@ -33,19 +33,7 @@
     <version>1.26.0-SNAPSHOT</version>
   </parent>
   <artifactId>acyclic-visitor</artifactId>
-  <properties>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <maven.compiler.source>1.8</maven.compiler.source>
-    <maven.compiler.target>1.8</maven.compiler.target>
-  </properties>
   <dependencies>
-    <!-- https://mvnrepository.com/artifact/uk.org.lidalia/slf4j-test -->
-    <dependency>
-      <groupId>uk.org.lidalia</groupId>
-      <artifactId>slf4j-test</artifactId>
-      <version>1.2.0</version>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>org.junit.jupiter</groupId>
       <artifactId>junit-jupiter-engine</artifactId>

diff --git a/acyclic-visitor/src/test/java/com/iluwatar/acyclicvisitor/ConfigureForDosVisitorTest.java b/acyclic-visitor/src/test/java/com/iluwatar/acyclicvisitor/ConfigureForDosVisitorTest.java
deleted file mode 100644
index c6aec8bef971..000000000000
--- a/acyclic-visitor/src/test/java/com/iluwatar/acyclicvisitor/ConfigureForDosVisitorTest.java
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
- *
- * 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.
- */
-package com.iluwatar.acyclicvisitor;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static uk.org.lidalia.slf4jext.Level.INFO;
-
-import com.google.common.collect.ImmutableList;
-import org.junit.jupiter.api.AfterEach;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import uk.org.lidalia.slf4jtest.LoggingEvent;
-import uk.org.lidalia.slf4jtest.TestLogger;
-import uk.org.lidalia.slf4jtest.TestLoggerFactory;
-
-/**
- * ConfigureForDosVisitor test class
- */
-class ConfigureForDosVisitorTest {
-
-  private final TestLogger logger = TestLoggerFactory.getTestLogger(ConfigureForDosVisitor.class);
-
-  @Test
-  void testVisitForZoom() {
-    var conDos = new ConfigureForDosVisitor();
-    var zoom = new Zoom();
-
-    conDos.visit(zoom);
-
-    ImmutableList<LoggingEvent> loggingEvents = logger.getLoggingEvents();
-    assertEquals(1, loggingEvents.size());
-    for (LoggingEvent loggingEvent : loggingEvents) {
-      assertEquals(INFO, loggingEvent.getLevel());
-      assertEquals(zoom + " used with Dos configurator.", loggingEvent.getMessage());
-    }
-  }
-
-  @Test
-  void testVisitForHayes() {
-    var conDos = new ConfigureForDosVisitor();
-    var hayes = new Hayes();
-
-    conDos.visit(hayes);
-
-    ImmutableList<LoggingEvent> loggingEvents = logger.getLoggingEvents();
-    assertEquals(1, loggingEvents.size());
-    for (LoggingEvent loggingEvent : loggingEvents) {
-      assertEquals(INFO, loggingEvent.getLevel());
-      assertEquals(hayes + " used with Dos configurator.", loggingEvent.getMessage());
-    }
-  }
-
-  @BeforeEach
-  @AfterEach
-  void clearLoggers() {
-    TestLoggerFactory.clear();
-  }
-}
diff --git a/acyclic-visitor/src/test/java/com/iluwatar/acyclicvisitor/ConfigureForUnixVisitorTest.java b/acyclic-visitor/src/test/java/com/iluwatar/acyclicvisitor/ConfigureForUnixVisitorTest.java
deleted file mode 100644
index 587b82911f81..000000000000
--- a/acyclic-visitor/src/test/java/com/iluwatar/acyclicvisitor/ConfigureForUnixVisitorTest.java
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
- *
- * 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.
- */
-package com.iluwatar.acyclicvisitor;
-
-import com.google.common.collect.ImmutableList;
-import org.junit.jupiter.api.AfterEach;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import uk.org.lidalia.slf4jtest.LoggingEvent;
-import uk.org.lidalia.slf4jtest.TestLogger;
-import uk.org.lidalia.slf4jtest.TestLoggerFactory;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static uk.org.lidalia.slf4jext.Level.INFO;
-
-/**
- * ConfigureForUnixVisitor test class
- */
-class ConfigureForUnixVisitorTest {
-
-  private static final TestLogger LOGGER = TestLoggerFactory.getTestLogger(ConfigureForUnixVisitor.class);
-
-  @BeforeEach
-  @AfterEach
-  void clearLoggers() {
-    TestLoggerFactory.clear();
-  }
-
-  @Test
-  void testVisitForZoom() {
-    var conUnix = new ConfigureForUnixVisitor();
-    var zoom = new Zoom();
-
-    conUnix.visit(zoom);
-
-    ImmutableList<LoggingEvent> loggingEvents = LOGGER.getLoggingEvents();
-    assertEquals(1, loggingEvents.size());
-    for (LoggingEvent loggingEvent : loggingEvents) {
-      assertEquals(INFO, loggingEvent.getLevel());
-      assertEquals(zoom + " used with Unix configurator.", loggingEvent.getMessage());
-    }
-  }
-}
