public double METHOD_1 ( TYPE_1 data ) { TYPE_2 < TYPE_1 > VAR_1 = VAR_2 ; double i = 0 ; while ( ( ! ( VAR_3 . equals ( data ) ) ) && ( i < ( size ( ) ) ) ) { VAR_1 = VAR_4 ; i ++ ; } return i != ( size ( ) ) ? i : - 1 ; }

public double METHOD_1 ( TYPE_1 data ) { if ( this . isEmpty ( ) ) { return - 1 ; } TYPE_2 < TYPE_1 > VAR_1 = VAR_2 ; double i = 0 ; while ( ( ! ( VAR_3 . equals ( data ) ) ) && ( i < ( size ( ) ) ) ) { VAR_1 = VAR_4 ; i ++ ; } return i != ( size ( ) ) ? i : - 1 ; }
