path
/aaa/
/aaa/bbb/ccc/123
arguments
/bbb/{time:date}
/bbb/chenchen
params
/ccc/chenchen
/ddd/2014-09-19
/eee/2016-11-11
query
/fff/chenchen?uu=3445345&were=4324

this.path路径:{{path}}

arguments:{{ arg[0] }}

params:{{$key}}----{{ $val }}

params:{{$key}}----{{ $val }}