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[docs fix]修正错别字 #1866

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Snailclimb merged 1 commit into from
Nov 5, 2022
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[docs fix]修正错别字 #1866

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4 changes: 2 additions & 2 deletions docs/system-design/framework/spring/spring-knowledge-and-questions-summary.md
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Expand Up @@ -243,7 +243,7 @@ private SmsService smsServiceImpl1;
private SmsService smsService;
```

我们还是建议通过 `@Qualifier` 注解来显示指定名称而不是依赖变量的名称。
我们还是建议通过 `@Qualifier` 注解来显式指定名称而不是依赖变量的名称。

`@Resource`属于 JDK 提供的注解，默认注入方式为 `byName`。如果无法通过名称匹配到对应的 Bean 的话，注入方式会变为`byType`。

Expand Down Expand Up @@ -274,7 +274,7 @@ private SmsService smsService;

- `@Autowired` 是 Spring 提供的注解，`@Resource` 是 JDK 提供的注解。
- `Autowired` 默认的注入方式为`byType`（根据类型进行匹配），`@Resource`默认注入方式为 `byName`（根据名称进行匹配）。
- 当一个接口存在多个实现类的情况下，`@Autowired` 和`@Resource`都需要通过名称才能正确匹配到对应的 Bean。`Autowired` 可以通过 `@Qualifier` 注解来显示指定名称，`@Resource`可以通过 `name` 属性来显示指定名称。
- 当一个接口存在多个实现类的情况下，`@Autowired` 和`@Resource`都需要通过名称才能正确匹配到对应的 Bean。`Autowired` 可以通过 `@Qualifier` 注解来显式指定名称，`@Resource`可以通过 `name` 属性来显式指定名称。

### Bean 的作用域有哪些?

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