| 1 | package dmg.cells.nucleus; |
| 2 | |
| 3 | import org.slf4j.Logger; |
| 4 | import org.slf4j.LoggerFactory; |
| 5 | |
| 6 | public class EventLogger |
| 7 | { |
| 8 | private final static Logger deliver = |
| 9 | LoggerFactory.getLogger("events.org.dcache.cells.deliver"); |
| 10 | private final static Logger send = |
| 11 | LoggerFactory.getLogger("events.org.dcache.cells.send"); |
| 12 | private final static Logger queue = |
| 13 | LoggerFactory.getLogger("events.org.dcache.cells.queue"); |
| 14 | |
| 15 | private final static String DELIVER_BEGIN = |
| 16 | "org.dcache.cells.deliver.begin"; |
| 17 | private final static String DELIVER_END = |
| 18 | "org.dcache.cells.deliver.end"; |
| 19 | private final static String SEND_BEGIN = |
| 20 | "org.dcache.cells.send.begin"; |
| 21 | private final static String SEND_END = |
| 22 | "org.dcache.cells.send.end"; |
| 23 | private final static String QUEUE_BEGIN = |
| 24 | "org.dcache.cells.queue.begin"; |
| 25 | private final static String QUEUE_END = |
| 26 | "org.dcache.cells.queue.end"; |
| 27 | |
| 28 | static private String getMessage(CellMessage envelope) |
| 29 | { |
| 30 | Object o = envelope.getMessageObject(); |
| 31 | if (o == null) { |
| 32 | return ""; |
| 33 | } else if (o instanceof String) { |
| 34 | return "\"" + (String) o + "\""; |
| 35 | } else { |
| 36 | return o.getClass().getSimpleName(); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | static private String toString(Object o) |
| 41 | { |
| 42 | return (o == null) ? "" : o.toString(); |
| 43 | } |
| 44 | |
| 45 | static public void deliverBegin(CellMessage envelope) |
| 46 | { |
| 47 | if (deliver.isInfoEnabled()) { |
| 48 | deliver.info(String.format("event=%s uoid=%s lastuoid=%s session=%s message=%s source=%s destination=%s", |
| 49 | DELIVER_BEGIN, |
| 50 | envelope.getUOID(), envelope.getLastUOID(), |
| 51 | toString(envelope.getSession()), |
| 52 | getMessage(envelope), |
| 53 | envelope.getSourcePath(), |
| 54 | envelope.getDestinationPath())); |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | static public void deliverEnd(Object session, UOID uoid) |
| 59 | { |
| 60 | if (deliver.isInfoEnabled()) { |
| 61 | deliver.info(String.format("event=%s uoid=%s session=%s", |
| 62 | DELIVER_END, |
| 63 | uoid, toString(session))); |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | static public void sendBegin(CellNucleus nucleus, CellMessage envelope, String mode) |
| 68 | { |
| 69 | if (send.isInfoEnabled() && !envelope.isStreamMode()) { |
| 70 | /* The envelope does not have a source yet, so we need to |
| 71 | * generate it from the information stored in the nucleus. |
| 72 | */ |
| 73 | CellPath source = envelope.getSourcePath(); |
| 74 | if (source.hops() == 0) { |
| 75 | source = new CellPath(); |
| 76 | source.add(nucleus.getThisAddress()); |
| 77 | } |
| 78 | send.info(String.format("event=%s uoid=%s lastuoid=%s session=%s mode=%s message=%s source=%s destination=%s", |
| 79 | SEND_BEGIN, |
| 80 | envelope.getUOID(), envelope.getLastUOID(), |
| 81 | toString(envelope.getSession()), |
| 82 | mode, |
| 83 | getMessage(envelope), |
| 84 | source, |
| 85 | envelope.getDestinationPath())); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | static public void sendEnd(CellMessage envelope) |
| 90 | { |
| 91 | if (send.isInfoEnabled() && !envelope.isStreamMode()) { |
| 92 | send.info(String.format("event=%s uoid=%s session=%s", |
| 93 | SEND_END, envelope.getUOID(), |
| 94 | toString(envelope.getSession()))); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | static public void queueBegin(CellEvent event) |
| 99 | { |
| 100 | if (queue.isInfoEnabled() && event.getClass().equals(MessageEvent.class)) { |
| 101 | CellMessage envelope = ((MessageEvent) event).getMessage(); |
| 102 | queue.info(String.format("event=%s uoid=%s lastuoid=%s session=%s source=%s destination=%s", |
| 103 | QUEUE_BEGIN, |
| 104 | envelope.getUOID(), envelope.getLastUOID(), |
| 105 | toString(envelope.getSession()), |
| 106 | envelope.getSourcePath(), |
| 107 | envelope.getDestinationPath())); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | static public void queueEnd(CellEvent event) |
| 112 | { |
| 113 | if (queue.isInfoEnabled() && event.getClass().equals(MessageEvent.class)) { |
| 114 | CellMessage envelope = ((MessageEvent) event).getMessage(); |
| 115 | queue.info(String.format("event=%s uoid=%s session=%s", |
| 116 | QUEUE_END, |
| 117 | envelope.getUOID(), |
| 118 | toString(envelope.getSession()))); |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | } |