METHOD_0 ( ) { java . util . Collection < java . lang . String > IDENT_0 = org . IDENT_1 . util . Collections . METHOD_1 ( null ) ; "<AssertPlaceHolder>" ; } METHOD_1 ( org . IDENT_1 . util . Collection ) { org . IDENT_1 . util . Set < T > IDENT_0 = new org . IDENT_1 . util . IDENT_2 < T > ( ) ; if ( c == null ) { return IDENT_0 ; } org . IDENT_1 . util . Set < T > IDENT_3 = org . IDENT_1 . util . IDENT_4 . METHOD_2 ( ) ; for ( T e : c ) { if ( IDENT_3 . contains ( e ) ) { IDENT_0 . add ( e ) ; continue ; } IDENT_3 . add ( e ) ; } return IDENT_0 ; }
org . junit . Assert . assertTrue ( IDENT_0 . isEmpty ( ) )