trigger EmailMessage_BeforeInsert on EmailMessage (before insert) {
    // Create list of EmailMessages
    Map<ID,EmailMessage> TR001EmailMessage = new Map<ID,EmailMessage>();

    /*************** TRIGGERS **************************/
    for(EmailMessage email :Trigger.new) {
        // For each inbound Email attached to a case
        if(email.Incoming) {
            TR001EmailMessage.put(email.ParentId, email);
        }
    }

    /*************** APEX CLASSES **************************/
    // For all Email check and discard auto response email (MUST BE FIRST METHOD)
    if(PAD.canTrigger('TR001_EmailMessage') && !TR001EmailMessage.isEmpty()) {
        TR001_EmailMessage.DetectCreationFromSpam(TR001EmailMessage);
    }
}