# SDM assigment 04

Classes come from [https://github.com/apache/commons-lang](https://github.com/apache/commons-lang)
revision `770e72d2f78361b14f3fe27caea41e5977d3c638`

## List of semantically different functions with contracts

- Class `math.IEEE754rUtils`:
  - `static double min(double[])` and overloads 
  - `static double max(double[])` and overloads
- Class `math.Fraction`
  - `static Fraction getFraction(int, int)` and `static Fraction getFraction(int, int, int)`
  - `static Fraction getReducedFraction(int, int)`
  - `public int getDenominator()`
  - `public Fraction negate()`
  - `public Fraction abs()`
  - `public Fraction reduce()`
- Class `CharRange`
  - `boolean contains(CharRange)`
- Class `util.FluentBitSet`
  - `FluentBitSet and(FluentBitSet)` and overloads
  - `FluentBitSet andNot(FluentBitSet)` and overloads
  - `FluentBitSet or(FluentBitSet)` and overloads
  - `FluentBitSet clear()` and overloads
  - `boolean get(int)` and overloads
  - `boolean isEmpty()`
  - `FluentBitSet flip(int)` and overloads
  - (TODO) `FluentBitSet xor(FluentBitSet)`==> done/ to review
  - (TODO) `FluentBitSet set(int)` ==> done/ to review
  - (TODO) `int nextSetBit(int)` and `int previousSetBit(int)` ==> done
  - (TODO) `int nextClearBit(int)` and `int previousClearBit(int)` ==>done

## Run Tests

```
mvn clean test
```