public boolean contains ( TYPE_1 t ) { if ( ( ( first ) == null ) || ( t == null ) ) { return false ; } TYPE_2 < TYPE_1 > VAR_1 = first ; while ( VAR_1 != null ) { if ( t . equals ( VAR_1 . item ) ) { return true ; } VAR_1 = VAR_2 ; } return false ; }

public boolean contains ( TYPE_1 t ) { if ( ( first ) == null ) { return false ; } TYPE_2 < TYPE_1 > VAR_1 = first ; while ( VAR_1 != null ) { if ( ( ( t == null ) && ( ( VAR_1 . item ) == null ) ) || ( ( t != null ) && ( t . equals ( VAR_1 . item ) ) ) ) { return true ; } VAR_1 = VAR_2 ; } return false ; }
