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13693261870

2022-09-16 762f2fb45db004618ba099aa3c0bd89dba1eb843

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package com.landtool.lanbase.UNUSED;
 
import com.landtool.lanbase.modules.spcData.entity.SpcMetadata;
import org.springframework.http.HttpStatus;
 
import java.util.ArrayList;
 
public class Test {
    
    
    public static void main(String[] args) {
//        HashMap<String,String> map = new HashMap<String,String>();
//        map.put("test", "put");
//        ArrayList<String> arrayList = new ArrayList<String>();
//        arrayList.add("test");
        ThreadLocal<SpcMetadata> threadLocal = new ThreadLocal<>();
    /*    ArrayList<String> list = new ArrayList<>();
        for(int i=0; i<10000000 ;i++){
            list.add("test:"+i);
        }
        long statTime = System.currentTimeMillis();
        list.stream().forEach(s-> System.out.println(s));
        long endTime = System.currentTimeMillis();
        System.out.println("耗时为:"+(endTime-statTime));
        long statTimeM = System.currentTimeMillis();
        list.stream().parallel().forEach(s-> System.out.println(s));
        long endTimeM = System.currentTimeMillis();
        System.out.println("parallel------耗时为:"+(endTimeM-statTimeM));
    */
        System.out.println(HttpStatus.OK);
 
    }
 
}