SysBlog

<cfset var Local = structNew()>

<!--- create instance of edtftpj.jar custom FTP --->
<cfset Local.ftp = createObject( "java", "com.enterprisedt.net.ftp.FileTransferClient" ) />

<cfset Local.ftp.setRemoteHost( "test.com" ) />
<cfset Local.ftp.setUserName( "mirko" ) />
<cfset Local.ftp.setPassword( "*************" ) />
<cfset Local.ftp.connect() />

<cfset Local.ftp.changeDirectory('/mojfolder') />
<cfset Local.aFiles = ftp.directoryList(".") />
<!--- Proceed only if folder has contents --->
<cfif arrayLen(Local.aFiles)>
 <!--- Loop through ftp directory contents (files and folders) --->
<cfloop from="1" to="#arrayLen(Local.aFiles)#" step="1" index="Local.index">
 <!--- Download only files and not folders --->
<cfif Local.aFiles[Local.index].isFile()>
 <!--- Set the local file name and download to it --->
<cfset Local.cFileName = aFiles[Local.index].getName() />
<cfset Local.cLocalFile = Local.cLocalFolder & Local.cFileName />
<cfset Local.ftp.downloadFile( Local.cLocalFile, Local.cFileName ) />
 </cfif>
</cfloop>
</cfif>

<!--- Disconnect --->
<cfset Local.ftp.disconnect() />

https://stackoverflow.com/questions/19688365/coldfusion-cfftp-action-listdir-returns-nothing