environment:
    matrix:
        - JAVA_HOME: C:\Program Files\Java\jdk1.8.0
install:
  - ps: choco install maven
  - cmd: SET PATH=C:\tools\apache-maven-3.3.3\bin;%JAVA_HOME%\bin;%PATH%
  - mvn --version
build_script:
  - mvn package
artifacts:
  - path: redpen-distribution/target/*
cache:
  - C:\Users\appveyor\.m2

environment:
    matrix:
        - JAVA_HOME: C:\Program Files\Java\jdk1.8.0
install:
  - ps: |
      Add-Type -AssemblyName System.IO.Compression.FileSystem
      if (!(Test-Path -Path "C:\maven" )) {
        (new-object System.Net.WebClient).DownloadFile('http://www.us.apache.org/dist/maven/maven-3/3.3.9/binaries/apache-maven-3.3.9-bin.zip', 'C:\maven-bin.zip')
        [System.IO.Compression.ZipFile]::ExtractToDirectory("C:\maven-bin.zip", "C:\maven")
      }
  - cmd: SET PATH=C:\maven\apache-maven-3.3.9\bin;%JAVA_HOME%\bin;%PATH%
  - cmd: SET MAVEN_OPTS=-XX:MaxPermSize=1g -Xmx2g
  - cmd: SET JAVA_OPTS=-XX:MaxPermSize=1g -Xmx2g
  - cmd: mvn --version
  - cmd: java -version
build_script:
  - mvn package
artifacts:
  - path: redpen-distribution/target/*
cache:
  - C:\Users\appveyor\.m2

Change the way to install maven
Change the way to install maven
