package com.jy.config;import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import yaycrawler.common.interceptor.SignatureSecurityInterceptor;@Configuration
public class WebAppConfig extends WebMvcConfigurerAdapter {/**添加拦截器

WebMvcConfigurerAdapter 显示过期，则使用继承至org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport

*/ @Override public void addInterceptors(InterceptorRegistry registry) { registry.addInterceptor(new MySignatureSecurityInterceptor()).addPathPatterns("/admin/**","/manager/**"); } }

package com.jy.listener;import org.springframework.context.ApplicationListener;
import org.springframework.context.event.ContextRefreshedEvent;
import org.springframework.web.context.WebApplicationContext;/*** * 启动worker监听器 */
public class MyRegisterListener implements ApplicationListener<ContextRefreshedEvent> {@Overridepublic void onApplicationEvent(ContextRefreshedEvent contextRefreshedEvent) {WebApplicationContext context = (WebApplicationContext) contextRefreshedEvent.getApplicationContext();WorkerContext.webApplicationContext = context;Userservice userservice = context.getBean(Userservice.class);//做其他操作}
}

package com.jy;import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.context.web.SpringBootServletInitializer;
import yaycrawler.worker.listener.WorkerRegisterListener;/*** 启动时,向master注册 */
public class ServletInitializer extends SpringBootServletInitializer {@Overrideprotected SpringApplicationBuilder configure(SpringApplicationBuilder application) {　　　　//如上第二部创建的监听器application.listeners(new MyRegisterListener());return application.sources(Application.class);}}

package com.jy.context;import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;
import org.springframework.util.ResourceUtils;import java.io.File;
import java.io.FileNotFoundException;@Component
public class MyContextAware implements ApplicationContextAware {private Logger logger = LoggerFactory.getLogger(MyContextAware.class);@Overridepublic void setApplicationContext(ApplicationContext applicationContext) throws BeansException {//获取跟目录File path = null;try {path = new File(ResourceUtils.getURL("classpath:").getPath());if(!path.exists()) {path = new File("");}//自行定义的类Global，ROOT为static 变量;项目启动时初始化项目路径 Global.ROOT = path.getAbsolutePath()+File.separator;/*在开发测试模式时，得到的地址为：{项目跟目录}/target/classes/在打包成jar正式发布时，得到的地址为：{发布jar包目录}/*/} catch (FileNotFoundException e) {logger.error("FileNotFoundException",e);}logger.info("Global.ROOT {}",Global.ROOT);}}