COMPILATION_UNIT -> COMPILATION_UNIT [2:1]
|--PACKAGE_DEF -> package [2:1]
| |--ANNOTATIONS -> ANNOTATIONS [2:40]
| |--DOT -> . [2:40]
| | |--DOT -> . [2:29]
| | | |--DOT -> . [2:23]
| | | | |--DOT -> . [2:12]
| | | | | |--IDENT -> com [2:9]
| | | | | `--IDENT -> puppycrawl [2:13]
| | | | `--IDENT -> tools [2:24]
| | | `--IDENT -> checkstyle [2:30]
| | `--IDENT -> grammar [2:41]
| `--SEMI -> ; [2:48]
`--INTERFACE_DEF -> INTERFACE_DEF [4:1]
|--MODIFIERS -> MODIFIERS [4:1]
| `--LITERAL_PUBLIC -> public [4:1]
|--LITERAL_INTERFACE -> interface [4:8]
|--IDENT -> InputRegressionJava8Interface1 [4:18]
`--OBJBLOCK -> OBJBLOCK [4:49]
|--LCURLY -> { [4:49]
|--METHOD_DEF -> METHOD_DEF [5:5]
| |--MODIFIERS -> MODIFIERS [5:5]
| | `--LITERAL_DEFAULT -> default [5:5]
| |--TYPE -> TYPE [5:13]
| | `--LITERAL_VOID -> void [5:13]
| |--IDENT -> m [5:18]
| |--LPAREN -> ( [5:19]
| |--PARAMETERS -> PARAMETERS [5:20]
| |--RPAREN -> ) [5:20]
| `--SLIST -> { [5:22]
| `--RCURLY -> } [5:23]
`--RCURLY -> } [6:1]