spring注解设置单例和原型模式

spring注解设置单例和原型模式

spring默认是单例模式

import java.util.HashSet;
import java.util.Set;
 
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
 
@Controller
@RequestMapping(value = "/spring")
@Scope("prototype")
public class SpringDemo {
 
	private static Set<Object> set = new HashSet<>();
 
	@RequestMapping(value="test")
	public void test(){
		set.add(this);
		System.out.println(set.size());
	}
}