springboot配置虚拟目录

		        
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

/**
 * 配置虚拟目录
 * @author jspanjsp
 *
 */

@Configuration
public class ApplicationConfig extends WebMvcConfigurerAdapter {
	
	private String "D:/upload/";
	
    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        /*
        * 说明：增加虚拟路径(经过本人测试：在此处配置的虚拟路径，用springboot内置的tomcat时有效，
        * 用外部的tomcat也有效
        */
        //Windows下
        registry.addResourceHandler("/upload/**").addResourceLocations("file:"+dic);
        super.addResourceHandlers(registry);
    }
}