public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( VAR_1 instanceof TYPE_3 ) METHOD_2 ( ( ( TYPE_3 ) ( VAR_1 ) ) ) ; else if ( VAR_1 instanceof TYPE_4 ) return METHOD_3 ( ( ( TYPE_4 ) ( VAR_1 ) ) ) ; else if ( VAR_1 instanceof TYPE_5 ) METHOD_4 ( ( ( TYPE_5 ) ( VAR_1 ) ) ) ; return null ; }

public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( VAR_1 instanceof TYPE_4 ) return METHOD_3 ( ( ( TYPE_4 ) ( VAR_1 ) ) ) ; else if ( VAR_1 instanceof TYPE_5 ) METHOD_4 ( ( ( TYPE_5 ) ( VAR_1 ) ) ) ; return null ; }
