path	mode	size
..	drwxr-xr-x
channel	drwxr-xr-x
friend	drwxr-xr-x
group	drwxr-xr-x
message	drwxr-xr-x
rtc	drwxr-xr-x
ErrorCodeConstants.java	-rw-r--r--	8 KB
ImCommonConstants.java	-rw-r--r--	333 b
ImContentTypeEnum.java	-rw-r--r--	20 KB
ImConversationTypeEnum.java	-rw-r--r--	1 KB