ProtoPreparer (Google Cloud Datastore Parent 2.17.1 API)

Type Parameters:

INPUT - the type of domain object.

OUTPUT - the type of proto object

All Known Implementing Classes:

AggregationQueryRequestProtoPreparer, GqlQueryProtoPreparer, ReadOptionProtoPreparer, StructuredQueryProtoPreparer
```
@InternalApi
public interface ProtoPreparer<INPUT,OUTPUT>
```
An internal functional interface whose implementation has the responsibility to populate a Proto object from a domain object.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  OUTPUT prepare(INPUT input)

- Method Detail
  - prepare
```
OUTPUT prepare(INPUT input)
```