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DATAJDBC-172 - Support entity type, Optional and Stream as return type of @Query methods.

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Original pull request: #40.
This commit is contained in:
Kazuki Shimizu
2018-02-08 00:33:05 +09:00
committed by Jens Schauder
parent 9a90d7e09b
commit 6f6499026a
2 changed files with 73 additions and 2 deletions
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11
src/main/java/org/springframework/data/jdbc/repository/support/JdbcRepositoryQuery.java
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@@ -15,6 +15,7 @@
*/
package org.springframework.data.jdbc.repository.support;
import org.springframework.dao.EmptyResultDataAccessException;
import org.springframework.data.jdbc.mapping.model.JdbcMappingContext;
import org.springframework.data.repository.query.RepositoryQuery;
import org.springframework.jdbc.core.RowMapper;
@@ -53,7 +54,15 @@ class JdbcRepositoryQuery implements RepositoryQuery {
parameters.addValue(parameterName, objects[p.getIndex()]);
});
return context.getTemplate().query(query, parameters, rowMapper);
if (queryMethod.isCollectionQuery() || queryMethod.isStreamQuery()) {
return context.getTemplate().query(query, parameters, rowMapper);
} else {
try {
return context.getTemplate().queryForObject(query, parameters, rowMapper);
} catch (EmptyResultDataAccessException e) {
return null;
}
}
}
@Override