edu.virginia.cs.mng.hypercast
Interface I_Stats

All Known Subinterfaces:

I_MulticastAdapter, I_Node, I_OverlaySocket, I_OverlaySocket_DT, I_OverlaySocket_HC, I_ServerAdapter, I_UnicastAdapter

All Known Implementing Classes:

MessageBuffer, OverlaySocketConfig, RS2, DT_Neighborhood

public abstract interface I_Stats

This interface provide the statistic information for the object that implements it.

Method Summary

java.lang.String[]	getSchema() Gets statistics description from an object which implements this interface.
java.lang.String	getStats(java.lang.String name) Gets statistics information from an object which implements this interface (e.g.
void	setStats(java.lang.String name, java.lang.String value) Sets statistics information to an object which implements this interface (e.g.

Method Detail

getStats

public java.lang.String getStats(java.lang.String name)
                          throws StatsException

Gets statistics information from an object which implements this interface (e.g. getStats("Buffer.NumOfMessages") might return the string "15".)

Throws:

StatsException - if name does not exist.

setStats

public void setStats(java.lang.String name,
                     java.lang.String value)
              throws StatsException

Sets statistics information to an object which implements this interface (e.g. setStats("Buffer.Size", "50").)

Throws:

StatsException - if name does not exist or is read-only, or if value does not conform with expected format.

getSchema

public java.lang.String[] getSchema()
                             throws StatsException

Gets statistics description from an object which implements this interface. The returned array of strings should contain 3 strings. The first states what kinds of arguments are legal to pass to getStats. The second states what kinds of arguments types of values are legal to pass to setStats. The third string states what names and values can be returned by getStats.

Throws:

StatsException - if child object does not correctly implement getSchema().