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@ereshzealous
Created January 16, 2020 08:15
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package com.minikube.sample.rest.controller;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Created By Gorantla, Eresh on 13/Jan/2020
**/
@Component
@Scope("singleton")
public class SingletonBean {
private Logger logger = LoggerFactory.getLogger(this.getClass());
private static final AtomicInteger instanceCounter = new AtomicInteger(0);
public SingletonBean() {
logger.info("Creating Singleton instance ............");
instanceCounter.incrementAndGet();
}
static int getInstanceCounter() {
return instanceCounter.get();
}
public void printData() {
logger.info("Singleton Bean counter => {}", getInstanceCounter());
logger.info("Singleton Bean => {}", this.hashCode());
logger.info(".................................................");
}
}
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