IncValExtractor.java

package com.alipay.bluewhale.core.stats.incval;

import java.util.HashMap;
import java.util.Map;

import com.alipay.bluewhale.core.callback.RunnableCallback;

public class IncValExtractor extends RunnableCallback {
    
	@SuppressWarnings("unchecked")
	@Override
	public <T> Object execute(T... args) {
		Map<Object, Long> v=null;
		if(args!=null&&args.length>0){
			v = (Map<Object, Long>) args[0];	
		}
		if(v==null){
			v=new HashMap<Object,Long>();
		}
		return v;
	}
}