MutationCounter (OptaPlanner Javadoc 8.26.0.Final API)

java.lang.Object
- org.optaplanner.core.impl.domain.solution.mutation.MutationCounter<Solution_>

Type Parameters:

Solution_ - the solution type, the class with the PlanningSolution annotation
```
public class MutationCounter<Solution_>
extends Object
```

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  protected SolutionDescriptor<Solution_> solutionDescriptor
- Constructor Summary
  
  Constructors
  Constructor Description
  
  MutationCounter(SolutionDescriptor<Solution_> solutionDescriptor)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  int countMutations(Solution_ a, Solution_ b)
  
  String toString()
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

solutionDescriptor

protected final SolutionDescriptor<Solution_> solutionDescriptor

Constructor Detail

MutationCounter

public MutationCounter(SolutionDescriptor<Solution_> solutionDescriptor)

Method Detail
- countMutations
```
public int countMutations(Solution_ a,
                          Solution_ b)
```
  Parameters:
  
  a - never null
  
  b - never null
  
  Returns:
  
  >= 0, the number of planning variables that have a different value in a and b.
- toString
```
public String toString()
```
  Overrides:
  
  toString in class Object