排版三级目录

Author: renfufei

SUMMARY.md

@@ -22,23 +22,23 @@
    * [ItemStream](06_ItemReaders_ItemWriters/64.md)
    * [代理模式与Step注册](06_ItemReaders_ItemWriters/65.md)
    * [纯文本文件](06_ItemReaders_ItemWriters/66.md)
-   * [字段集合](06_ItemReaders_ItemWriters/66_1.md)
-   * [FlatFileItemReader](06_ItemReaders_ItemWriters/66_2.md)
-   * [FlatFileItemWriter](06_ItemReaders_ItemWriters/66_3.md)
+      * [字段集合](06_ItemReaders_ItemWriters/66_1.md)
+      * [FlatFileItemReader](06_ItemReaders_ItemWriters/66_2.md)
+      * [FlatFileItemWriter](06_ItemReaders_ItemWriters/66_3.md)
    * [XML条目读写器](06_ItemReaders_ItemWriters/67.md)
-   * [StaxEventItemReader](06_ItemReaders_ItemWriters/67_1.md)
-   * [StaxEventItemWriter](06_ItemReaders_ItemWriters/67_2.md)
+      * [StaxEventItemReader](06_ItemReaders_ItemWriters/67_1.md)
+      * [StaxEventItemWriter](06_ItemReaders_ItemWriters/67_2.md)
    * [多个输入文件](06_ItemReaders_ItemWriters/68.md)
    * [数据库Database](06_ItemReaders_ItemWriters/69.md)
-   * [基于游标的ItemReaders](06_ItemReaders_ItemWriters/69_1.md)
-   * [ItemReaders分页](06_ItemReaders_ItemWriters/69_2.md)
-   * [数据库ItemWriters](06_ItemReaders_ItemWriters/69_3.md)
+      * [基于游标的ItemReaders](06_ItemReaders_ItemWriters/69_1.md)
+      * [ItemReaders分页](06_ItemReaders_ItemWriters/69_2.md)
+      * [数据库ItemWriters](06_ItemReaders_ItemWriters/69_3.md)
    * [重用已有服务](06_ItemReaders_ItemWriters/610.md)
    * [输入校验](06_ItemReaders_ItemWriters/611.md)
    * [不参与持久化的字段](06_ItemReaders_ItemWriters/612.md)
    * [自定义ItemReaders和ItemWriters](06_ItemReaders_ItemWriters/613.md)
-   * [自定义ItemReader示例](06_ItemReaders_ItemWriters/613_1.md)
-   * [自定义ItemWriter示例](06_ItemReaders_ItemWriters/613_2.md)
+      * [自定义ItemReader示例](06_ItemReaders_ItemWriters/613_1.md)
+      * [自定义ItemWriter示例](06_ItemReaders_ItemWriters/613_2.md)
 * [扩展与并行处理](07_scaling_parallel/README.md)
    * [多线程 Step](07_scaling_parallel/71.md)
    * [并行 Steps](07_scaling_parallel/72.md)