Merge branch 'master' of https://github.com/eugenp/tutorials into task/BAEL-21545_persistencemodules

akka-http/src/test/java/com/baeldung/akkahttp/UserServerUnitTest.java

@@ -31,10 +31,10 @@ public class UserServerUnitTest extends JUnitRouteTest {
             .assertStatusCode(404);
 
     appRoute.run(HttpRequest.DELETE("/users/1"))
-            .assertStatusCode(200);
+            .assertStatusCode(405);
 
     appRoute.run(HttpRequest.DELETE("/users/42"))
-            .assertStatusCode(200);
+            .assertStatusCode(405);
 
     appRoute.run(HttpRequest.POST("/users")
             .withEntity(HttpEntities.create(ContentTypes.APPLICATION_JSON, zaphod())))

apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellMergerUnitTest.java

@@ -0,0 +1,53 @@
+package com.baeldung.poi.excel;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+import java.net.URISyntaxException;
+import java.nio.file.Paths;
+
+import org.apache.poi.ss.usermodel.Sheet;
+import org.apache.poi.ss.usermodel.Workbook;
+import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
+import org.junit.Before;
+import org.junit.Test;
+
+public class ExcelCellMergerUnitTest {
+    private static final String FILE_NAME = "ExcelCellFormatterTest.xlsx";
+    private String fileLocation;
+
+    @Before
+    public void setup() throws IOException, URISyntaxException {
+            fileLocation = Paths.get(ClassLoader.getSystemResource(FILE_NAME).toURI()).toString();
+    }
+
+    @Test
+    public void givenCellIndex_whenAddMergeRegion_thenMergeRegionCreated() throws IOException {
+        Workbook workbook = new XSSFWorkbook(fileLocation);
+        Sheet sheet = workbook.getSheetAt(0);
+
+        assertEquals(0, sheet.getNumMergedRegions());
+        int firstRow = 0; 
+        int lastRow = 0; 
+        int firstCol = 0; 
+        int lastCol = 2;
+        sheet.addMergedRegion(new CellRangeAddress(firstRow, lastRow, firstCol, lastCol));
+        assertEquals(1, sheet.getNumMergedRegions());
+
+        workbook.close();
+    }
+
+    @Test
+    public void givenCellRefString_whenAddMergeRegion_thenMergeRegionCreated() throws IOException {
+        Workbook workbook = new XSSFWorkbook(fileLocation);
+        Sheet sheet = workbook.getSheetAt(0);
+
+        assertEquals(0, sheet.getNumMergedRegions());        
+        sheet.addMergedRegion(CellRangeAddress.valueOf("A1:C1"));
+        assertEquals(1, sheet.getNumMergedRegions());
+
+        workbook.close();
+    }
+
+}

core-java-modules/core-java-8/pom.xml

@@ -61,7 +61,7 @@
                         </goals>
                         <configuration>
                             <classifier>spring-boot</classifier>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </configuration>
                     </execution>
                 </executions>

core-java-modules/core-java-arrays/pom.xml

@@ -75,7 +75,7 @@
                         <manifest>
                             <addClasspath>true</addClasspath>
                             <classpathPrefix>libs/</classpathPrefix>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </manifest>
                     </archive>
                 </configuration>
@@ -94,7 +94,7 @@
                             <archiveBaseDirectory>${project.basedir}</archiveBaseDirectory>
                             <archive>
                                 <manifest>
-                                    <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                                    <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                                 </manifest>
                             </archive>
                             <descriptorRefs>
@@ -118,7 +118,7 @@
                             <shadedArtifactAttached>true</shadedArtifactAttached>
                             <transformers>
                                 <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-                                    <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                                    <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                                 </transformer>
                             </transformers>
                         </configuration>
@@ -133,7 +133,7 @@
                 <executions>
                     <execution>
                         <configuration>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                             <attachToBuild>true</attachToBuild>
                             <filename>${project.build.finalName}-onejar.${project.packaging}</filename>
                         </configuration>
@@ -155,7 +155,7 @@
                         </goals>
                         <configuration>
                             <classifier>spring-boot</classifier>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </configuration>
                     </execution>
                 </executions>

core-java-modules/core-java-collections-array-list/src/test/java/com/baeldung/collections/ArrayListUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.collections;
+package com.baeldung.collections;
 
 import com.google.common.collect.Sets;
 import org.junit.Before;

core-java-modules/core-java-collections-array-list/src/test/java/com/baeldung/collections/CoreJavaCollectionsUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.collections;
+package com.baeldung.collections;
 
 import com.google.common.collect.ImmutableList;
 import org.apache.commons.collections4.ListUtils;

core-java-modules/core-java-collections-list-2/README.md

@@ -3,13 +3,13 @@
 This module contains articles about the Java List collection
 
 ### Relevant Articles: 
-- [Check If Two Lists are Equal in Java](http://www.baeldung.com/java-test-a-list-for-ordinality-and-equality)
+- [Check If Two Lists are Equal in Java](https://www.baeldung.com/java-test-a-list-for-ordinality-and-equality)
 - [Java 8 Streams: Find Items From One List Based On Values From Another List](https://www.baeldung.com/java-streams-find-list-items)
-- [A Guide to the Java LinkedList](http://www.baeldung.com/java-linkedlist)
-- [Java List UnsupportedOperationException](http://www.baeldung.com/java-list-unsupported-operation-exception)
+- [A Guide to the Java LinkedList](https://www.baeldung.com/java-linkedlist)
+- [Java List UnsupportedOperationException](https://www.baeldung.com/java-list-unsupported-operation-exception)
 - [Java List Initialization in One Line](https://www.baeldung.com/java-init-list-one-line)
 - [Ways to Iterate Over a List in Java](https://www.baeldung.com/java-iterate-list)
-- [Flattening Nested Collections in Java](http://www.baeldung.com/java-flatten-nested-collections)
+- [Flattening Nested Collections in Java](https://www.baeldung.com/java-flatten-nested-collections)
 - [Intersection of Two Lists in Java](https://www.baeldung.com/java-lists-intersection)
 - [Searching for a String in an ArrayList](https://www.baeldung.com/java-search-string-arraylist)
 - [[<-- Prev]](/core-java-modules/core-java-collections-list)[[Next -->]](/core-java-modules/core-java-collections-list-3)

core-java-modules/core-java-collections-list-2/src/test/java/com/baeldung/java/list/ListAssertJUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.lists;
+package com.baeldung.java.list;
 
 import org.junit.Test;
 

core-java-modules/core-java-collections-list-2/src/test/java/com/baeldung/java/list/ListJUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.lists;
+package com.baeldung.java.list;
 
 import org.junit.Assert;
 import org.junit.Test;

core-java-modules/core-java-collections-list-2/src/test/java/com/baeldung/java/list/ListTestNgUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.lists;
+package com.baeldung.java.list;
 
 import org.junit.Test;
 

core-java-modules/core-java-collections-list-2/src/test/java/org/baeldung/java/lists/README.md

@@ -1,2 +0,0 @@
-### Relevant Articles:
-- [Check If Two Lists are Equal in Java](http://www.baeldung.com/java-test-a-list-for-ordinality-and-equality)

core-java-modules/core-java-collections-list/src/test/java/com/baeldung/collections/JavaCollectionCleanupUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.collections;
+package com.baeldung.collections;
 
 import static org.hamcrest.Matchers.hasSize;
 import static org.junit.Assert.assertThat;

core-java-modules/core-java-collections-list/src/test/java/com/baeldung/list/random/RandomListElementUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung;
+package com.baeldung.list.random;
 
 import com.google.common.collect.Lists;
 import org.junit.Test;

core-java-modules/core-java-concurrency-collections/src/test/java/com/baeldung/java/stream/ThreadPoolInParallelStreamIntegrationTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.streams;
+package com.baeldung.java.stream;
 
 import org.junit.Test;
 

core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/offsetdatetime/ConvertToOffsetDateTimeUnitTest.java

@@ -4,6 +4,7 @@ import org.junit.Test;
 
 import java.time.OffsetDateTime;
 import java.util.Date;
+import java.util.TimeZone;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
@@ -18,12 +19,19 @@ public class ConvertToOffsetDateTimeUnitTest {
 
     @Test
     public void givenDate_whenHasOffset_thenConvertWithOffset() {
+        TimeZone prevTimezone = TimeZone.getDefault();
+        TimeZone.setDefault(TimeZone.getTimeZone("UTC"));
+
         Date date = new Date();
         date.setHours(6);
         date.setMinutes(30);
+
         OffsetDateTime odt = ConvertToOffsetDateTime.convert(date, 3, 30);
         assertEquals(10, odt.getHour());
         assertEquals(0, odt.getMinute());
+
+        // Reset the timezone to its original value to prevent side effects
+        TimeZone.setDefault(prevTimezone);
     }
 
 }

core-java-modules/core-java-jar/pom.xml

@@ -99,7 +99,7 @@
                         <manifest>
                             <addClasspath>true</addClasspath>
                             <classpathPrefix>libs/</classpathPrefix>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </manifest>
                     </archive>
                 </configuration>
@@ -118,7 +118,7 @@
                             <archiveBaseDirectory>${project.basedir}</archiveBaseDirectory>
                             <archive>
                                 <manifest>
-                                    <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                                    <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                                 </manifest>
                             </archive>
                             <descriptorRefs>
@@ -142,7 +142,7 @@
                             <shadedArtifactAttached>true</shadedArtifactAttached>
                             <transformers>
                                 <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-                                    <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                                    <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                                 </transformer>
                             </transformers>
                         </configuration>
@@ -157,7 +157,7 @@
                 <executions>
                     <execution>
                         <configuration>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                             <attachToBuild>true</attachToBuild>
                             <filename>${project.build.finalName}-onejar.${project.packaging}</filename>
                         </configuration>
@@ -179,7 +179,7 @@
                         </goals>
                         <configuration>
                             <classifier>spring-boot</classifier>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </configuration>
                     </execution>
                 </executions>

core-java-modules/core-java-jndi/pom.xml

@@ -24,9 +24,14 @@
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-api</artifactId>
-            <version>5.5.1</version>
+            <version>${jupiter.version}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <version>${jupiter.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-core</artifactId>

core-java-modules/core-java-jndi/src/test/java/com/baeldung/jndi/exceptions/JndiExceptionsUnitTest.java

@@ -17,7 +17,6 @@ import org.springframework.mock.jndi.SimpleNamingContextBuilder;
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
 public class JndiExceptionsUnitTest {
 
-    @Disabled
     @Test
     @Order(1)
     void givenNoContext_whenLookupObject_thenThrowNoInitialContext() {

core-java-modules/core-java-sun/pom.xml

@@ -49,7 +49,7 @@
                         <manifest>
                             <addClasspath>true</addClasspath>
                             <classpathPrefix>libs/</classpathPrefix>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </manifest>
                     </archive>
                 </configuration>

core-java-modules/core-java/pom.xml

@@ -99,7 +99,7 @@
                         <manifest>
                             <addClasspath>true</addClasspath>
                             <classpathPrefix>libs/</classpathPrefix>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </manifest>
                     </archive>
                 </configuration>
@@ -118,7 +118,7 @@
                             <archiveBaseDirectory>${project.basedir}</archiveBaseDirectory>
                             <archive>
                                 <manifest>
-                                    <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                                    <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                                 </manifest>
                             </archive>
                             <descriptorRefs>
@@ -142,7 +142,7 @@
                             <shadedArtifactAttached>true</shadedArtifactAttached>
                             <transformers>
                                 <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-                                    <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                                    <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                                 </transformer>
                             </transformers>
                         </configuration>
@@ -157,7 +157,7 @@
                 <executions>
                     <execution>
                         <configuration>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                             <attachToBuild>true</attachToBuild>
                             <filename>${project.build.finalName}-onejar.${project.packaging}</filename>
                         </configuration>
@@ -179,7 +179,7 @@
                         </goals>
                         <configuration>
                             <classifier>spring-boot</classifier>
-                            <mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
+                            <mainClass>com.baeldung.executable.ExecutableMavenJar</mainClass>
                         </configuration>
                     </execution>
                 </executions>

core-java-modules/core-java/src/main/java/org/baeldung/executable/ExecutableMavenJar.java

@@ -1,10 +0,0 @@
-package org.baeldung.executable;
-
-import javax.swing.*;
-
-public class ExecutableMavenJar {
-
-    public static void main(String[] args) {
-        JOptionPane.showMessageDialog(null, "It worked!", "Executable Jar with Maven", 1);
-    }
-}

core-java-modules/core-java/src/test/java/com/baeldung/JavaTimerLongRunningUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java;
+package com.baeldung;
 
 import org.junit.Test;
 import org.slf4j.Logger;

core-java-modules/core-java/src/test/java/com/baeldung/arrays/ArraysJoinAndSplitJUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.arrays;
+package com.baeldung.arrays;
 
 import java.util.Arrays;
 

core-java-modules/core-java/src/test/java/com/baeldung/rawtypes/RawTypesUnitTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.rawtypes;
+package com.baeldung.rawtypes;
 
 import java.util.ArrayList;
 import java.util.List;

core-java-modules/core-java/src/test/java/com/baeldung/sandbox/SandboxJavaManualTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.java.sandbox;
+package com.baeldung.sandbox;
 
 import org.junit.Test;
 import org.slf4j.Logger;

intelliJ/remote-debugging/pom.xml

@@ -9,14 +9,16 @@
     <name>gs-scheduling-tasks</name>
 
     <parent>
-        <groupId>org.springframework.boot</groupId>
-        <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.1.6.RELEASE</version>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-boot-2</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../../parent-boot-2</relativePath>
     </parent>
 
     <properties>
         <java.version>1.8</java.version>
         <awaitility.version>3.1.2</awaitility.version>
+        <spring-boot.version>2.1.6.RELEASE</spring-boot.version>
     </properties>
 
     <dependencies>
@@ -45,5 +47,4 @@
             </plugin>
         </plugins>
     </build>
-
 </project>

jackson-modules/pom.xml

@@ -21,7 +21,6 @@
         <module>jackson-conversions-2</module>
         <module>jackson-custom-conversions</module>
         <module>jackson-exceptions</module>
-        <module>jackson-simple</module>
     </modules>
 
     <dependencies>

jackson-simple/README.md

@@ -16,4 +16,4 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
 
 ### NOTE: 
 
-Since this is a module tied to an e-book, it should **not** be used to store the code for any further article.
+Since this is a module tied to an e-book, it should **not** be moved or used to store the code for any further article.

jackson-simple/pom.xml

@@ -8,11 +8,18 @@
 
     <parent>
         <groupId>com.baeldung</groupId>
-        <artifactId>jackson-modules</artifactId>
+        <artifactId>parent-java</artifactId>
         <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../parent-java</relativePath>
     </parent>
 
     <dependencies>
+        <!--jackson for xml -->
+        <dependency>
+            <groupId>com.fasterxml.jackson.dataformat</groupId>
+            <artifactId>jackson-dataformat-xml</artifactId>
+            <version>${jackson.version}</version>
+        </dependency>
         <!-- test scoped -->
         <dependency>
             <groupId>org.assertj</groupId>

libraries-2/README.md

@@ -18,7 +18,7 @@ Remember, for advanced libraries like [Jackson](/jackson) and [JUnit](/testing-m
 - [Key Value Store with Chronicle Map](https://www.baeldung.com/java-chronicle-map)
 - [Guide to MapDB](https://www.baeldung.com/mapdb)
 - [A Guide to Apache Mesos](https://www.baeldung.com/apache-mesos)
-- [JasperReports with Spring](https://www.baeldung.com/spring-jasper)]
+- [JasperReports with Spring](https://www.baeldung.com/spring-jasper)
 - [Jetty ReactiveStreams HTTP Client](https://www.baeldung.com/jetty-reactivestreams-http-client)
 - More articles [[<-- prev]](/libraries)
 

libraries-3/pom.xml

@@ -58,6 +58,11 @@
             <artifactId>javase</artifactId>
             <version>${qrgen.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.github.rvesse</groupId>
+            <artifactId>airline</artifactId>
+            <version>${airline.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.cactoos</groupId>
             <artifactId>cactoos</artifactId>
@@ -82,5 +87,6 @@
         <qrgen.version>2.6.0</qrgen.version>
 
         <cactoos.version>0.43</cactoos.version>
+        <airline.version>2.7.2</airline.version>
     </properties>
 </project>

libraries-3/src/main/java/com/baeldung/airline/CommandLine.java

@@ -0,0 +1,17 @@
+package com.baeldung.airline;
+
+import com.github.rvesse.airline.annotations.Cli;
+import com.github.rvesse.airline.help.Help;
+
+@Cli(name = "baeldung-cli", 
+description = "Baeldung Airline Tutorial",
+defaultCommand = Help.class, 
+commands = { DatabaseSetupCommand.class, LoggingCommand.class, Help.class })
+public class CommandLine {
+
+    public static void main(String[] args) {
+        com.github.rvesse.airline.Cli<Runnable> cli = new com.github.rvesse.airline.Cli<>(CommandLine.class);
+        Runnable cmd = cli.parse(args);
+        cmd.run();
+    }
+}

libraries-3/src/main/java/com/baeldung/airline/DatabaseSetupCommand.java

@@ -0,0 +1,77 @@
+package com.baeldung.airline;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.inject.Inject;
+
+import com.github.rvesse.airline.HelpOption;
+import com.github.rvesse.airline.annotations.Command;
+import com.github.rvesse.airline.annotations.Option;
+import com.github.rvesse.airline.annotations.OptionType;
+import com.github.rvesse.airline.annotations.restrictions.AllowedRawValues;
+import com.github.rvesse.airline.annotations.restrictions.MutuallyExclusiveWith;
+import com.github.rvesse.airline.annotations.restrictions.Pattern;
+import com.github.rvesse.airline.annotations.restrictions.RequiredOnlyIf;
+
+@Command(name = "setup-db", description = "Setup our database")
+public class DatabaseSetupCommand implements Runnable {
+    @Inject
+    private HelpOption<DatabaseSetupCommand> help;
+
+    @Option(type = OptionType.COMMAND,
+      name = {"-d", "--database"},
+      description = "Type of RDBMS.",
+      title = "RDBMS type: mysql|postgresql|mongodb")
+    @AllowedRawValues(allowedValues = { "mysql", "postgres", "mongodb" })
+    protected String rdbmsMode = "mysql";
+
+    @Option(type = OptionType.COMMAND,
+      name = {"--rdbms:url", "--url"},
+      description = "URL to use for connection to RDBMS.",
+      title = "RDBMS URL")
+    @MutuallyExclusiveWith(tag="mode")
+    @Pattern(pattern="^(http://.*):(d*)(.*)u=(.*)&p=(.*)")
+    protected String rdbmsUrl = "";
+
+    @Option(type = OptionType.COMMAND,
+      name = {"--rdbms:host", "--host"},
+      description = "Host to use for connection to RDBMS.",
+      title = "RDBMS host")
+    @MutuallyExclusiveWith(tag="mode")
+    protected String rdbmsHost = "";
+
+    @RequiredOnlyIf(names={"--rdbms:host", "--host"})
+    @Option(type = OptionType.COMMAND,
+      name = {"--rdbms:user", "-u", "--user"},
+      description = "User for login to RDBMS.",
+      title = "RDBMS user")
+    protected String rdbmsUser;
+
+    @RequiredOnlyIf(names={"--rdbms:host", "--host"})
+    @Option(type = OptionType.COMMAND,
+      name = {"--rdbms:password", "--password"},
+      description = "Password for login to RDBMS.",
+      title = "RDBMS password")
+    protected String rdbmsPassword;
+
+    @Option(type = OptionType.COMMAND,
+      name = {"--driver", "--jars"},
+      description = "List of drivers",
+      title = "--driver <PATH_TO_YOUR_JAR> --driver <PATH_TO_YOUR_JAR>")
+    protected List<String> jars = new ArrayList<>();
+
+    @Override
+    public void run() {
+        //skipping store our choices...
+        if (!help.showHelpIfRequested()) {
+            if(!"".equals(rdbmsHost)) {
+                System.out.println("Connecting to database host: " + rdbmsHost);
+                System.out.println("Credential: " + rdbmsUser + " / " + rdbmsPassword);
+            } else {
+                System.out.println("Connecting to database url: " + rdbmsUrl);
+            }
+            System.out.println(jars.toString());
+        }
+    }
+}

libraries-3/src/main/java/com/baeldung/airline/LoggingCommand.java

@@ -0,0 +1,24 @@
+package com.baeldung.airline;
+
+import javax.inject.Inject;
+
+import com.github.rvesse.airline.HelpOption;
+import com.github.rvesse.airline.annotations.Command;
+import com.github.rvesse.airline.annotations.Option;
+
+@Command(name = "setup-log", description = "Setup our log")
+public class LoggingCommand implements Runnable {
+
+    @Inject
+    private HelpOption<LoggingCommand> help;
+
+    @Option(name = { "-v", "--verbose" }, description = "Set log verbosity on/off")
+    private boolean verbose = false;
+
+    @Override
+    public void run() {
+        //skipping store user choice
+        if (!help.showHelpIfRequested())
+            System.out.println("Verbosity: " + verbose);
+    }
+}

netflix-modules/genie/pom.xml

@@ -3,7 +3,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>genie</artifactId>
-    <version>1.0.0-SNAPSHOT</version>
     <name>Genie</name>
     <packaging>jar</packaging>
     <description>Sample project for Netflix Genie</description>