PrintServiceAttributeListener (Java SE 12 & JDK 12 )

```
public interface PrintServiceAttributeListener
```
Implementations of this listener interface are attached to a PrintService to monitor the status of the print service.
To monitor a particular job see PrintJobListener and PrintJobAttributeListener.

- Method Summary
  
  Modifier and Type Method Description
  
  void attributeUpdate(PrintServiceAttributeEvent psae)
  Called to notify a listener of an event in the print service.

- Method Detail
  - attributeUpdate
```
void attributeUpdate(PrintServiceAttributeEvent psae)
```
    Called to notify a listener of an event in the print service. The service will call this method on an event notification thread. The client should not perform lengthy processing in this callback or subsequent event notifications may be blocked.
    
    Parameters:
    
    psae - the event being notified