first commit

WangHan

2024-09-12 d5855a4926926698b740bc6c7ba489de47adb68b

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package tech.powerjob.worker;
 
import com.google.common.collect.Lists;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import tech.powerjob.worker.common.PowerJobWorkerConfig;
import tech.powerjob.worker.extension.processor.ProcessorFactory;
import tech.powerjob.worker.processor.impl.BuildInSpringMethodProcessorFactory;
import tech.powerjob.worker.processor.impl.BuiltInSpringProcessorFactory;
 
import java.util.Collections;
import java.util.List;
import java.util.Optional;
 
/**
 * Spring 项目中的 Worker 启动器
 * 能够获取到由 Spring IOC 容器管理的 processor
 *
 * @author tjq
 * @since 2023/1/20
 */
public class PowerJobSpringWorker implements ApplicationContextAware, InitializingBean, DisposableBean {
 
    /**
     * 组合优于继承，持有 PowerJobWorker，内部重新设置 ProcessorFactory 更优雅
     */
    private PowerJobWorker powerJobWorker;
    private final PowerJobWorkerConfig config;
 
    public PowerJobSpringWorker(PowerJobWorkerConfig config) {
        this.config = config;
    }
 
    @Override
    public void afterPropertiesSet() throws Exception {
        powerJobWorker = new PowerJobWorker(config);
        powerJobWorker.init();
    }
 
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        BuiltInSpringProcessorFactory springProcessorFactory = new BuiltInSpringProcessorFactory(applicationContext);
 
        BuildInSpringMethodProcessorFactory springMethodProcessorFactory = new BuildInSpringMethodProcessorFactory(applicationContext);
        // append BuiltInSpringProcessorFactory
 
        List<ProcessorFactory> processorFactories = Lists.newArrayList(
                Optional.ofNullable(config.getProcessorFactoryList())
                        .orElse(Collections.emptyList()));
        processorFactories.add(springProcessorFactory);
        processorFactories.add(springMethodProcessorFactory);
        config.setProcessorFactoryList(processorFactories);
    }
 
    @Override
    public void destroy() throws Exception {
        powerJobWorker.destroy();
    }
}