1.update references
更新参考
2.Rename subpackages
重命名子包
3.Update textual occurrences in comments and strings(forces preview)
更新评论和字符串中的文本出现(强制预览)
4.Update fully qualified names in non-Java text files (forces preview)
更新非Java文本文件中的全限定名(强制预览)
File name patterns
文件名称模式
The patterns are separated by commas (* = any string,? = any character)
模式用逗号分隔(* =任何字符串,?=任何字符)
(都是谷歌翻译)