Policy

All Known Subinterfaces:

HolidayPolicy, VetoPolicy

All Known Implementing Classes:

AbstractPolicy
```
public interface Policy
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addVetoPolicyListener(PolicyListener listener)`	Adds a `PolicyListener`.
`void`	`removeVetoPolicyListener(PolicyListener listener)`	Removes a `PolicyListener`.

- Method Detail
  - addVetoPolicyListener
```
void addVetoPolicyListener(PolicyListener listener)
```
    Adds a PolicyListener.
    
    Parameters:
    
    listener - a PolicyListener to add
  - removeVetoPolicyListener
```
void removeVetoPolicyListener(PolicyListener listener)
```
    Removes a PolicyListener.
    
    Parameters:
    
    listener - a PolicyListener to remove