Spring/spring-data-keyvalue
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Polishing.

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Original Pull Request: #577
This commit is contained in:
Christoph Strobl
2024-06-11 15:30:13 +02:00
parent b714e5e41b
commit e53e2ae199
3 changed files with 20 additions and 14 deletions
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9
src/main/antora/modules/ROOT/pages/keyvalue/repository/map-repositories.adoc
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@@ -2,7 +2,7 @@
= Map Repositories
Map repositories reside on top of the `KeyValueTemplate`.
Using the default `SpelQueryCreator` allows deriving query and sort expressions from the given method name, as the following example shows:
Using the default `PredicateQueryCreator` allows deriving query and sort expressions from the given method name, as the following example shows:
[source, java]
----
@@ -16,3 +16,10 @@ interface PersonRepository implements CrudRepository<Person, String> {
List<Person> findByLastname(String lastname);
}
----
== Configuring the QueryEngine
It is possible to change the `QueryEngine` and use a custom one instead of the default.
The `EnableMapRepositories` annotation allows to configure the by supplying a `QueryEngineFactory` as well as the `QueryCreator` via according attributes.
Please mind that the `QueryEngine` needs to be able to process queries created by the configured `QueryCreator`.

2
src/main/java/org/springframework/data/keyvalue/repository/query/SpelQueryCreator.java
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@@ -181,7 +181,7 @@ public class SpelQueryCreator extends AbstractQueryCreator<KeyValueQuery<SpelExp
case EXISTS:
default:
throw new InvalidDataAccessApiUsageException(
String.format("Found invalid part '%s' in query", part.getType()));
"Found invalid part '%s' in query".formatted(part.getType()));
}
if (partIter.hasNext()) {

23
src/main/java/org/springframework/data/map/repository/config/MapRepositoryConfigurationExtension.java
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@@ -109,20 +109,19 @@ public class MapRepositoryConfigurationExtension extends KeyValueRepositoryConfi
Class<? extends QueryEngineFactory> queryEngineFactoryType = (Class<? extends QueryEngineFactory>) getAnnotationAttributes(
source).get("queryEngineFactory");
if (queryEngineFactoryType != null && !queryEngineFactoryType.isInterface()) {
if (sortAccessor != null) {
Constructor<? extends QueryEngineFactory> constructor = ClassUtils
.getConstructorIfAvailable(queryEngineFactoryType, SortAccessor.class);
if (constructor != null) {
return BeanUtils.instantiateClass(constructor, sortAccessor).create();
}
}
return BeanUtils.instantiateClass(queryEngineFactoryType).create();
if(queryEngineFactoryType == null || queryEngineFactoryType.isInterface()) {
return null;
}
return null;
if (sortAccessor != null) {
Constructor<? extends QueryEngineFactory> constructor = ClassUtils
.getConstructorIfAvailable(queryEngineFactoryType, SortAccessor.class);
if (constructor != null) {
return BeanUtils.instantiateClass(constructor, sortAccessor).create();
}
}
return BeanUtils.instantiateClass(queryEngineFactoryType).create();
}
private static Map<String, Object> getAnnotationAttributes(RepositoryConfigurationSource source) {