1 /*
2 * Copyright 2019 the original author or authors.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * https://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.springframework.data.jpa.repository.query;
17
18 import java.lang.reflect.Method;
19
20 import org.springframework.data.jpa.provider.QueryExtractor;
21 import org.springframework.data.projection.ProjectionFactory;
22 import org.springframework.data.repository.core.RepositoryMetadata;
23 import org.springframework.util.Assert;
24
25 /**
26 * A factory for creating {@link JpaQueryMethod} instances.
27 *
28 * @author Jens Schauder
29 * @since 2.3
30 */
31 public class DefaultJpaQueryMethodFactory implements JpaQueryMethodFactory {
32
33 private final QueryExtractor extractor;
34
35 public DefaultJpaQueryMethodFactory(QueryExtractor extractor) {
36
37 Assert.notNull(extractor, "QueryExtractor must not be null");
38
39 this.extractor = extractor;
40 }
41
42 @Override
43 public JpaQueryMethod build(Method method, RepositoryMetadata metadata, ProjectionFactory factory) {
44 return new JpaQueryMethod(method, metadata, factory, extractor);
45 }
46 }
47