DmnHitPolicyHandlerRegistry (Camunda Platform Javadocs 7.16.18-ee)

All Known Implementing Classes:

DefaultHitPolicyHandlerRegistry
```
public interface DmnHitPolicyHandlerRegistry
```
Registry of hit policy handlers

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addHandler(HitPolicy hitPolicy, BuiltinAggregator builtinAggregator, DmnHitPolicyHandler hitPolicyHandler)`	Register a hit policy handler for a `HitPolicy` and `BuiltinAggregator` combination.
`DmnHitPolicyHandler`	`getHandler(HitPolicy hitPolicy, BuiltinAggregator builtinAggregator)`	Get a hit policy for a `HitPolicy` and `BuiltinAggregator` combination.

- Method Detail
  - getHandler
```
DmnHitPolicyHandler getHandler(HitPolicy hitPolicy,
                               BuiltinAggregator builtinAggregator)
```
    Get a hit policy for a HitPolicy and BuiltinAggregator combination.
    
    Parameters:
    
    hitPolicy - the hit policy
    
    builtinAggregator - the aggregator or null if not required
    
    Returns:
    
    the handler which is registered for this hit policy, or null if none exist
  - addHandler
```
void addHandler(HitPolicy hitPolicy,
                BuiltinAggregator builtinAggregator,
                DmnHitPolicyHandler hitPolicyHandler)
```
    Register a hit policy handler for a HitPolicy and BuiltinAggregator combination.
    
    Parameters:
    
    hitPolicy - the hit policy
    
    builtinAggregator - the aggregator or null if not required
    
    hitPolicyHandler - the hit policy handler to registry