package com.ajjpj.asysmon;
import com.ajjpj.asysmon.datasink.ADataSink;
import com.ajjpj.asysmon.measure.global.AScalarMeasurer;
import com.ajjpj.asysmon.measure.threadpool.AThreadCountMeasurer;
/**
* This class can change the configuration of an existing ASysMon instance. This is done to avoid race conditions
* during application startup, e.g. if ASysMon is used during Spring startup, and servlets need to contribute
* configuration later.<p/>
*
* These methods are not part of ASysMon itself to keep that API lean and clean: These methods are for use during system
* initialization.
*
* @author arno
*/
public class ASysMonConfigurer {
public static void addScalarMeasurer(ASysMon sysMon, AScalarMeasurer m) {
sysMon.addScalarMeasurer(m);
}
public static void addDataSink(ASysMon sysMon, ADataSink handler) {
sysMon.addDataSink(handler);
}
/**
* This is a convenience method to register thread count in all relevant places.
*/
public static void addThreadCountSupport(ASysMon sysMon) {
final AThreadCountMeasurer threadCountMeasurer = new AThreadCountMeasurer();
addScalarMeasurer(sysMon, threadCountMeasurer);
addDataSink(sysMon, threadCountMeasurer.counter);
}
}