Java 类org.springframework.batch.core.ItemProcessListener 实例源码

@Before
public void setupMock() {
    when(taskletStep.getTasklet()).thenReturn(
            new ChunkOrientedTasklet(chunkProvider, chunkProcessor));
    when(taskletStep.getName()).thenReturn("FOOOBAR");

    registerAlias(ItemProcessListener.class, BatchEventAutoConfiguration.ITEM_PROCESS_EVENTS_LISTENER);
    registerAlias(StepExecutionListener.class, BatchEventAutoConfiguration.STEP_EXECUTION_EVENTS_LISTENER);
    registerAlias(ChunkListener.class, BatchEventAutoConfiguration.CHUNK_EVENTS_LISTENER);
    registerAlias(ItemReadListener.class, BatchEventAutoConfiguration.ITEM_READ_EVENTS_LISTENER);
    registerAlias(ItemWriteListener.class, BatchEventAutoConfiguration.ITEM_WRITE_EVENTS_LISTENER);
    registerAlias(SkipListener.class, BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER);
}

@Bean
@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.item-process", name = "enabled", havingValue = "true", matchIfMissing = true)
public ItemProcessListener itemProcessEventsListener() {
    return new EventEmittingItemProcessListener(listenerChannels.itemProcessEvents(),taskEventProperties.getItemProcessOrder());
}

private void registerItemProcessEvents(SimpleChunkProcessor chunkProcessor) {
    if(this.applicationContext.containsBean(BatchEventAutoConfiguration.ITEM_PROCESS_EVENTS_LISTENER)) {
        chunkProcessor.registerListener((ItemProcessListener) this.applicationContext.getBean(BatchEventAutoConfiguration.ITEM_PROCESS_EVENTS_LISTENER));
    }
}