Spring批量处理后从目录中删除平面文件

覆盖

FlatFileItemReader.setResource()

public void setResource(Resource resource) {  this.resource = resource;  this.delegateReader.setResource(resource);}

并在

FlatFileItemReader.read()

public T read() throws Exception {  T o = this.delegateReader.read();  if (o == null) {    // Perform deletion here    deleteFile(this.resource);  }  return o;}