Adding Maven pom and Maven wrapper

.gitignore

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+# See http://help.github.com/ignore-files/ for more about ignoring files.
+
+# compiled output
+dist
+tmp
+out-tsc
+out
+build
+classes
+Debug
+Release
+x64
+bin
+gen
+Obj
+target
+proguard
+
+
+# dependencies
+node_modules
+bower_components
+.sass-cache
+
+# IDEs and editors
+*.project
+*.classpath
+*.settings
+*.springBeans
+*.idea
+*.iml
+*.ipr
+*.iws
+*.c9
+*.launch
+*.sublime-workspace
+*.vscode
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+# misc
+.sass-cache
+connect.lock
+coverage
+libpeerconnection.log
+npm-debug.log
+yarn-error.log
+testem.log
+local.properties
+typings
+
+# System Files
+.DS_Store
+Thumbs.db
+
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj
+.tmp
+
+# Package Files #
+*.ear
+*.tar.gz
+*.rar
+*.cmd
+*.mvn
+*.gradle
+*.nupkg
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+# Spring Bootstrap artifacts
+dependency-reduced-pom.xml
+README.html

.metadata/.plugins/org.eclipse.core.resources/.root/.indexes/history.version

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+

.metadata/.plugins/org.eclipse.core.resources/.root/.indexes/properties.version

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+

.metadata/.plugins/org.eclipse.jdt.core/javaLikeNames.txt

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+java

.metadata/.plugins/org.eclipse.jdt.ui/OpenTypeHistory.xml

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<typeInfoHistroy/>

.metadata/.plugins/org.eclipse.jdt.ui/QualifiedTypeNameHistory.xml

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<qualifiedTypeNameHistroy/>

.metadata/.plugins/org.eclipse.m2e.logback.configuration/logback.1.16.3.20211002-1029.xml

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+<configuration scan="true">
+  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+    <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
+      <pattern>%date [%thread] %-5level %logger{35} - %msg%n</pattern>
+    </encoder>
+    <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
+      <level>OFF</level> <!-- change to DEBUG to mimic '-consolelog' behaviour -->
+    </filter>
+  </appender>
+
+  <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
+    <File>${org.eclipse.m2e.log.dir}/0.log</File>
+    <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
+      <FileNamePattern>${org.eclipse.m2e.log.dir}/%i.log</FileNamePattern>
+      <MinIndex>1</MinIndex>
+      <MaxIndex>10</MaxIndex>
+    </rollingPolicy>
+    <triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
+      <MaxFileSize>100MB</MaxFileSize>
+    </triggeringPolicy>
+    <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
+      <pattern>%date [%thread] %-5level %logger{35} - %msg%n</pattern>
+    </encoder>
+  </appender>
+
+  <appender name="EclipseLog" class="org.eclipse.m2e.logback.appender.EclipseLogAppender">
+    <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
+      <level>WARN</level>
+    </filter>
+  </appender>
+
+  <appender name="MavenConsoleLog" class="org.eclipse.m2e.logback.appender.MavenConsoleAppender">
+  </appender>
+
+  <root level="INFO">
+    <appender-ref ref="FILE" />
+    <appender-ref ref="STDOUT" />
+    <appender-ref ref="EclipseLog" />
+    <appender-ref ref="MavenConsoleLog" />
+  </root>
+</configuration>

.metadata/.plugins/org.eclipse.oomph.setup/workspace.setup

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+<?xml version="1.0" encoding="UTF-8"?>
+<setup:Workspace
+    xmi:version="2.0"
+    xmlns:xmi="http://www.omg.org/XMI"
+    xmlns:setup="http://www.eclipse.org/oomph/setup/1.0"
+    name="workspace"/>

.metadata/.plugins/org.eclipse.tips.ide/dialog_settings.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<section name="Workbench">
+</section>

.metadata/.plugins/org.eclipse.ui.ide/dialog_settings.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<section name="Workbench">
+	<section name="ExternalProjectImportWizard">
+		<item key="WizardProjectsImportPage.STORE_NESTED_PROJECTS" value="false"/>
+		<item key="WizardProjectsImportPage.STORE_COPY_PROJECT_ID" value="false"/>
+		<item key="WizardProjectsImportPage.STORE_ARCHIVE_SELECTED" value="false"/>
+		<item key="WizardProjectsImportPage.STORE_CLOSE_CREATED_PROJECTS_ID" value="false"/>
+		<item key="WizardProjectsImportPage.STORE_HIDE_CONFLICTING_PROJECTS_ID" value="false"/>
+		<list key="WizardProjectsImportPage.STORE_DIRECTORIES">
+			<item value="E:\IdeaProjects\Head-First-Design-Patterns"/>
+		</list>
+		<list key="WizardProjectsImportPage.STORE_ARCHIVES">
+			<item value=""/>
+		</list>
+	</section>
+</section>

.metadata/.plugins/org.eclipse.ui.intro/introstate

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+<?xml version="1.0" encoding="UTF-8"?>
+<state reopen="false"/>

.metadata/.plugins/org.eclipse.ui.workbench/dialog_settings.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<section name="Workbench">
+	<section name="ImportExportAction">
+	</section>
+</section>

.metadata/.plugins/org.eclipse.ui.workbench/workingsets.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<workingSetManager>
+<workingSet editPageId="org.eclipse.jdt.internal.ui.DynamicSourcesWorkingSet" factoryID="org.eclipse.ui.internal.WorkingSetFactory" id="1646824611654_0" label="Java Main Sources" name="Java Main Sources"/>
+<workingSet editPageId="org.eclipse.jdt.internal.ui.DynamicSourcesWorkingSet" factoryID="org.eclipse.ui.internal.WorkingSetFactory" id="1646824612052_1" label="Java Test Sources" name="Java Test Sources"/>
+<workingSet aggregate="true" factoryID="org.eclipse.ui.internal.WorkingSetFactory" id="1646824618322_2" label="Window Working Set" name="Aggregate for window 1646824618322"/>
+</workingSetManager>

.metadata/version.ini

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+#Wed Mar 09 12:16:45 CET 2022
+org.eclipse.core.runtime=2
+org.eclipse.platform=4.22.0.v20211124-1800

.mvn/wrapper/maven-wrapper.properties

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+distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.0/apache-maven-3.5.0-bin.zip

README.md

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 I have recently updated all the code for Head First Design Patterns for the 2nd edition of the book, released in December, 2020.
 
 Download the code and compile and run from the command line, or load the code into project in Eclipse using Java 8 or higher.
+# Maven wrapper installing dependencies
+
+# linux
+./mvnw install
+
+# windows
+mvnw install
+
+
+# Maven wrapper creating eclipse configuration
+
+# linux
+./mvnw eclipse:eclipse
+
+# windows
+mvnw eclipse:eclipse
+
+
+# Maven wrapper creating intellij configuration
+
+# linux
+./mvnw idea:idea
+
+# windows
+mvnw idea:idea
+
 
 Other links for the book are available on the book page at <a href="http://wickedlysmart.com/head-first-design-patterns/">wickedlysmart.com</a>.