详解Spring-Boot中如何使用多线程处理任务

/**
 * Created by Administrator on 2016/8/18.
 * 设置Sping的上下文
 */
@Component
public class ApplicationContextProvider implements ApplicationContextAware {

  private static ApplicationContext context;

  private ApplicationContextProvider(){}

  @Override
  public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
    context = applicationContext;
  }

  public static <T> T getBean(String name,Class<T> aClass){
    return context.getBean(name,aClass);
  }


}

@Component("mTask")
@Scope("prototype")
public class MoniotrTask extends Thread {

  final static Logger logger= LoggerFactory.getLogger(MoniotrTask.class);
  //参数封装
  private Monitor monitor;
  
  public void setMonitor(Monitor monitor) {
    this.monitor = monitor;
  }

  @Resource(name = "greaterDaoImpl")
  private RuleDao greaterDaoImpl;

  @Override
  public void run() {
    logger.info("线程:"+Thread.currentThread().getName()+"运行中.....");
  }

}

/**
 * Created by Administrator on 2016/8/18.
 */
@RunWith(SpringJUnit4ClassRunner.class)
@SpringBootTest(classes =ApplicationMain.class)
public class SpingContextTest {

 

  @Test
  public void show()throws Exception{
    MoniotrTask m1=  ApplicationContextProvider.getBean("mTask", MoniotrTask.class);
    MoniotrTask m2=ApplicationContextProvider.getBean("mTask", MoniotrTask.class);
    MoniotrTask m3=ApplicationContextProvider.getBean("mTask", MoniotrTask.class);
    System.out.println(m1+" => "+m1.greaterDaoImpl);
    System.out.println(m2+" => "+m2.greaterDaoImpl);
    System.out.println(m3+" => "+m3.greaterDaoImpl);

  }


}

[ INFO ] [2016-08-25 17:36:34] com.test.tools.SpingContextTest [57] - Started SpingContextTest in 2.902 seconds (JVM running for 4.196)
2016-08-25 17:36:34.842 INFO 8312 --- [      main] com.test.tools.SpingContextTest     : Started SpingContextTest in 2.902 seconds (JVM running for 4.196)
Thread[Thread-2,5,main] => com.xuele.bigdata.xalert.dao.rule.impl.GreaterDaoImpl@285f38f6
Thread[Thread-3,5,main] => com.xuele.bigdata.xalert.dao.rule.impl.GreaterDaoImpl@285f38f6
Thread[Thread-4,5,main] => com.xuele.bigdata.xalert.dao.rule.impl.GreaterDaoImpl@285f38f6

@Component
public class StartTask  {

  final static Logger logger= LoggerFactory.getLogger(StartTask.class);
  
  //定义在构造方法完毕后，执行这个初始化方法
  @PostConstruct
  public void init(){

    final List<Monitor> list = ParseRuleUtils.parseRules();
    logger.info("监控任务的总Task数：{}",list.size());
    for(int i=0;i<list.size();i++) {
      MoniotrTask moniotrTask=  ApplicationContextProvider.getBean("mTask", MoniotrTask.class);
      moniotrTask.setMonitor(list.get(i));
      moniotrTask.start();
      logger.info("第{}个监控task: {}启动 !",(i+1),list.get(i).getName());
    }

  }


}

<!-- Logback configuration. See http://logback.qos.ch/manual/index.html -->
<configuration scan="true" scanPeriod="10 seconds">
 <!-- Simple file output -->
 <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
  <!--<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">-->
  <!-- encoder defaults to ch.qos.logback.classic.encoder.PatternLayoutEncoder -->
  <encoder>
    <pattern>
      [ %-5level] [%date{yyyy-MM-dd HH:mm:ss}] %logger{96} [%line] - %msg%n
    </pattern>
    <charset>UTF-8</charset> <!-- 此处设置字符集 -->
  </encoder>

  <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
   <!-- rollover daily 配置日志所生成的目录以及生成文件名的规则，默认是相对路径 -->
   <fileNamePattern>logs/xalert-%d{yyyy-MM-dd}.%i.log</fileNamePattern>
    <!--<property name="logDir" value="E:/testlog" />-->
    <!--绝对路径定义-->
   <!--<fileNamePattern>${logDir}/logs/xalert-%d{yyyy-MM-dd}.%i.log</fileNamePattern>-->
   <timeBasedFileNamingAndTriggeringPolicy
     class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
    <!-- or whenever the file size reaches 64 MB -->
    <maxFileSize>64 MB</maxFileSize>
   </timeBasedFileNamingAndTriggeringPolicy>
  </rollingPolicy>


  <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
   <level>DEBUG</level>
  </filter>
  <!-- Safely log to the same file from multiple JVMs. Degrades performance! -->
  <prudent>true</prudent>
 </appender>


 <!-- Console output -->
 <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
  <!-- encoder defaults to ch.qos.logback.classic.encoder.PatternLayoutEncoder -->
   <encoder>
     <pattern>
       [ %-5level] [%date{yyyy-MM-dd HH:mm:ss}] %logger{96} [%line] - %msg%n
     </pattern>
     <charset>UTF-8</charset> <!-- 此处设置字符集 -->
   </encoder>
  <!-- Only log level WARN and above -->
  <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
   <level>INFO</level>
  </filter>
 </appender>


 <!-- Enable FILE and STDOUT appenders for all log messages.
    By default, only log at level INFO and above. -->
 <root level="INFO">
   <appender-ref ref="STDOUT" />
   <appender-ref ref="FILE" />

 </root>

 <!-- For loggers in the these namespaces, log at all levels. -->
 <logger name="pedestal" level="ALL" />
 <logger name="hammock-cafe" level="ALL" />
 <logger name="user" level="ALL" />
  <include resource="org/springframework/boot/logging/logback/base.xml"/>
  <jmxConfigurator/>
</configuration>