@Override
    public void setInodeInfo(InstanceProfile profile) throws IOException {
        profile.set(TaskConstants.INODE_INFO, FileDataUtils.getInodeInfo(profile.getInstanceId()));
    }
file instance contains source and sink.
main job is to read from source and write to sink
inlong-agent/agent-plugins/src/main/java/org/apache/inlong/agent/plugin/instance/FileInstance.java