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add method

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Looly 2020-08-10 10:06:23 +08:00
parent cc522903b9
commit 18523dd60f
2 changed files with 23 additions and 20 deletions
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1
CHANGELOG.md
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@ -18,6 +18,7 @@
* 【poi 】 closeAfterRead参数无效，方法设为过期（issue#1007@Github）
* 【core 】 CollUtil中部分方法返回null变更为返回empty
* 【all 】 添加英文README（pr#153@Gitee）
* 【extra 】 SpringUtil增加getBean(TypeReference)（pr#1009@Github）
### Bug修复#
* 【core 】 修复原始类型转换时，转换失败没有抛出异常的问题

10
hutool-extra/src/main/java/cn/hutool/extra/spring/SpringUtil.java
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@ -83,13 +83,14 @@ public class SpringUtil implements ApplicationContextAware {
* @param reference 类型参考，用于持有转换后的泛型类型
* @param <T> Bean类型
* @return 带泛型参数的Bean
* @since 5.4.0
*/
@SuppressWarnings("unchecked")
public static <T> T getBean(TypeReference<T> reference) {
ParameterizedType parameterizedType = (ParameterizedType) reference.getType();
Class<T> rawType = (Class<T>) parameterizedType.getRawType();
Class<?>[] genericTypes = Arrays.stream(parameterizedType.getActualTypeArguments()).map(type -> (Class<?>) type).toArray(Class[]::new);
String[] beanNames = applicationContext.getBeanNamesForType(ResolvableType.forClassWithGenerics(rawType, genericTypes));
final ParameterizedType parameterizedType = (ParameterizedType) reference.getType();
final Class<T> rawType = (Class<T>) parameterizedType.getRawType();
final Class<?>[] genericTypes = Arrays.stream(parameterizedType.getActualTypeArguments()).map(type -> (Class<?>) type).toArray(Class[]::new);
final String[] beanNames = applicationContext.getBeanNamesForType(ResolvableType.forClassWithGenerics(rawType, genericTypes));
return getBean(beanNames[0], rawType);
}
@ -107,6 +108,7 @@ public class SpringUtil implements ApplicationContextAware {
/**
* 获取指定类型对应的Bean名称，包括子类
*
* @param type 类、接口，null表示获取所有bean名称
* @return bean名称
* @since 5.3.3