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Class edu.vt.marian.common.Measurement 

java.lang.Object
   |
   +----edu.vt.marian.common.Measurement
public class Measurement
extends Object
Used to measure system performance, this can be used mutiple times. It will caculate the average, and dump all the results to a file in human readable format.

Variable Index

o OK
possible return values of methods
o WRONG_STATE

Constructor Index

o Measurement(String)
this constructor will create a PerformanceMeasurement object, there is no Measurement at this time

Method Index

o end(long)
this method will record a start time for the measurement specified by the parameter measurement_id
o start(long)
this will add a new measurement into this object, the return value is the id of this measurement and can be used to do measure later
o to_stream(PrintWriter)
this method will record a end time for the specified measurement_id

Variables

o OK 
 public static final int OK
possible return values of methods

o WRONG_STATE 
 public static final int WRONG_STATE

Constructors

o Measurement 
 public Measurement(String des)
this constructor will create a PerformanceMeasurement object, there is no Measurement at this time

Methods

o start 
 public int start(long time)
this will add a new measurement into this object, the return value is the id of this measurement and can be used to do measure later

o end 
 public int end(long time)
this method will record a start time for the measurement specified by the parameter measurement_id

o to_stream 
 public int to_stream(PrintWriter pw)
this method will record a end time for the specified measurement_id 

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