$files = Get-ChildItem -Recurse -Filter "*.java" "D:\his\healthlink-his-server"
$allPerms = @()
foreach ($f in $files) {
    $content = [System.IO.File]::ReadAllText($f.FullName, [System.Text.Encoding]::UTF8)
    if ($content -match 'PreAuthorize') {
        $lines = $content -split "`n"
        foreach ($line in $lines) {
            if ($line -match 'PreAuthorize') {
                if ($line -match "'([^']+)'") {
                    $allPerms += $matches[1]
                }
            }
        }
    }
}
$allPerms | Sort-Object -Unique