JavaFun

This repository is for messing around with Java

Reference Materials

• System properties
• String Formatting
• Try with resources
• Maven in 5 minutes
• How to create runnable JAR file
• Build a runnable JAR in 5 minutes
  • This is the only runnable JAR related resource that actually worked for me (includes command line example of running JAR)
• Download page for dos2unix
• Download page for Mockito JAR 2.0.2 beta
• Chocolatey install instructions

Useful Tips

• Install Chocolatey

Set-ExecutionPolicy Bypass -Scope Process -Force; iex ((New-Object System.Net.WebClient).DownloadString('https://chocolatey.org/install.ps1'))

• Install JDK

choco install jdk8 -params 'installdir=C:\\java8' -y

• Install Maven

choco install maven -y

• Install netbeans

choco install netbeans -y

• Line endings fix

Get-ChildItem -Path . -Filter '*.*' -Recurse | ForEach-Object { dos2unix.exe $_.FullName }

• Generate JDK 8 project using Maven

cmd /c mvn archetype:generate -DarchetypeArtifactId="archetype-quickstart-jdk8" -DarchetypeGroupId="com.github.ngeor"

• List contents of JAR (J-ava AR-chive file)

jar tf .\target\javafun-1.0-SNAPSHOT.jar

• Run project using command line (from repository root)

runProgram.cmd

• Make PowerShell scripts runnable

Set-ExecutionPolicy Bypass -Scope LocalMachine

• Run project using PowerShell (from repository root)

Set-ExecutionPolicy Bypass -Scope Process -Force; ./runProgram.ps1

• Quick and dirty environment setup (using Chocolatey)

choco install copyq git maven jdk11 netbeans -y

• Maven commands
  • mvn clean - Delete ./target directory (previous builds)
  • mvn install - Create ./target directory (new build)
  • mvn clean install - Delete AND create ./target directory (💯 new build)
  • mvn compile - ???
  • mvn assembly:single - ???
  • mvn jar:jar - ???