question: protected void parseContainerAndScreen ( XmlResourceParser parser , long [ ] out ) { if ( HOTSEAT_CONTAINER_NAME . equals ( getAttributeValue ( parser , ATTR_CONTAINER ) ) ) { out [ 0 ] = Favorites . CONTAINER_HOTSEAT ; long rank = Long . parseLong ( getAttributeValue ( parser , ATTR_RANK ) ) ; out [ 1 ] = ( rank < mHotseatAllAppsRank ) ? rank : ( rank + 1 ) ; } else { out [ 0 ] = Favorites . CONTAINER_DESKTOP ; out [ 1 ] = Long . parseLong ( getAttributeValue ( parser , ATTR_SCREEN ) ) ; } }
target:  Parses container and screenId attribute from the current tag, and puts it in the out.