com.holonplatform.core.query

Interface QueryAdapter<C extends QueryConfiguration>

Type Parameters:

C - Query configuration type

All Known Subinterfaces:

LockQueryAdapter<C>

public interface QueryAdapter<C extends QueryConfiguration>

Adapter to perform a query execution using a QueryOperation.

Since:

5.0.0

Method Summary

Modifier and Type	Method and Description
<R> Stream<R>	stream(QueryOperation<C,R> queryOperation) Execute a query using provided QueryOperation and return query results as a Stream.

Method Detail

stream

<R> Stream<R> stream(QueryOperation<C,R> queryOperation)
              throws DataAccessException

Execute a query using provided QueryOperation and return query results as a Stream.

Type Parameters:

R - Query results type

Parameters:

queryOperation - Query operation (not null)

Returns:

Query results stream. The stream elements type must match the query projection type

Throws:

DataAccessException - If a query execution error occurred