org.archive.wayback.webapp
Class PerformanceLogger

java.lang.Object
  org.archive.wayback.webapp.PerformanceLogger

public class PerformanceLogger
extends Object

Brutally simple, barely functional class to allow simple recording of millisecond level timing within a particular request, enabling rough logging of the time spent in various parts of the handling of a WaybackRequest

Author:

brad

Constructor Summary

PerformanceLogger(String type)
Construct a Performance logger with the specified String "type"

Method Summary

void	queried() record the time when the query associated with this request completed
void	rendered() record the time when the replayed resource, or the query results were returned to the client, implies the bulk of the request processing is complete.
void	retrieved() record the time when the retrieval of a Resource required for this request completed, implies a Replay request...
void	write(String info) Produce a debug message to this classes logger, computing the time taken to query the index, retrieve the resource (if a replay request) and render the results to the client.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PerformanceLogger

public PerformanceLogger(String type)

Construct a Performance logger with the specified String "type"

Parameters:

type - the String type to report with the logged output

Method Detail

queried

public void queried()

record the time when the query associated with this request completed

retrieved

public void retrieved()

record the time when the retrieval of a Resource required for this request completed, implies a Replay request...

rendered

public void rendered()

record the time when the replayed resource, or the query results were returned to the client, implies the bulk of the request processing is complete.

write

public void write(String info)

Produce a debug message to this classes logger, computing the time taken to query the index, retrieve the resource (if a replay request) and render the results to the client.

Parameters:

info - String suffix to append to the log message