-
Notifications
You must be signed in to change notification settings - Fork 37.8k
/
BeanFactoryExtensions.kt
61 lines (54 loc) · 2.02 KB
/
BeanFactoryExtensions.kt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
/*
* Copyright 2002-2018 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.beans.factory
import org.springframework.core.ParameterizedTypeReference
import org.springframework.core.ResolvableType
/**
* Extension for [BeanFactory.getBean] providing a `getBean<Foo>()` variant.
*
* @author Sebastien Deleuze
* @since 5.0
*/
inline fun <reified T : Any> BeanFactory.getBean(): T = getBean(T::class.java)
/**
* Extension for [BeanFactory.getBean] providing a `getBean<Foo>("foo")` variant.
*
* @see BeanFactory.getBean(String, Class<T>)
* @author Sebastien Deleuze
* @since 5.0
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
inline fun <reified T : Any> BeanFactory.getBean(name: String): T =
getBean(name, T::class.java)
/**
* Extension for [BeanFactory.getBean] providing a `getBean<Foo>(arg1, arg2)` variant.
*
* @see BeanFactory.getBean(Class<T>, Object...)
* @author Sebastien Deleuze
* @since 5.0
*/
inline fun <reified T : Any> BeanFactory.getBean(vararg args:Any): T =
getBean(T::class.java, *args)
/**
* Extension for [BeanFactory.getBeanProvider] providing a `getBeanProvider<Foo>()` variant.
* This extension is not subject to type erasure and retains actual generic type arguments.
*
* @see BeanFactory.getBeanProvider(ResolvableType)
* @author Sebastien Deleuze
* @since 5.1
*/
inline fun <reified T : Any> BeanFactory.getBeanProvider(): ObjectProvider<T> =
getBeanProvider(ResolvableType.forType((object : ParameterizedTypeReference<T>() {}).type))