sitecoreinstallextensions

1.0.0.8

tasks/Invoke-EnsureJRETask.ps1

#
# Invoke_EnsureJRETask.ps1
#
Set-StrictMode -Version 2.0

#Java SE Runtime Environment
Function Invoke-EnsureJRETask {
    [CmdletBinding(SupportsShouldProcess=$true)]
    param(
        [Parameter(Mandatory=$true)]
        [string]$JavaPackagePath
    )

    $javaHome = [environment]::GetEnvironmentVariable("JAVA_HOME",[EnvironmentVariableTarget]::Machine)

    if($pscmdlet.ShouldProcess($javaHome, "Verify if JavaRE is installed"))
    {
        if( $javaHome -eq $null)
        {
            Write-Warning "Java is not installed (Solr requires JavaRE)"
 
            $MSIArguments = @(
                "/s"
            )
  
            Write-Host "Start installing Java: $JavaPackagePath"  

            if( -not (Test-Path -Path $JavaPackagePath ) ) { Write-Error "$JavaPackagePath not exists!"  return}
      
            Start-Process $JavaPackagePath -ArgumentList $MSIArguments -Wait -NoNewWindow
            
            $items = @()
            $items += Get-ChildItem -Path $env:ProgramFiles -Filter "java.exe" -Recurse -ErrorAction SilentlyContinue -ErrorVariable searchError
            
            if( $items.Count -eq 1 )
            {
                $javaHome  = Split-Path -Parent $items.Directory.FullName
            }
            else
            {
                $javaPath = $items | Out-GridView -PassThru  
                $javaHome  = Split-Path -Parent $javaPath.Directory.FullName
            }
            
            [environment]::SetEnvironmentVariable("JAVA_HOME",$javaHome,[EnvironmentVariableTarget]::Machine)   
            Write-Verbose "JAVA already installed $javaHome"
        }
        else
        {
            $message = "JAVA already installed $javaHome" 
            Write-Host $message  
        }
    }
}

Export-ModuleMember Invoke-EnsureJRETask