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!130 [新特性]复制创建一个Bean对象, 并忽略某些属性

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Merge pull request !130 from DawnCN/v5-dev
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Looly 2020-06-12 16:26:54 +08:00 committed by Gitee
commit e71422bf86
2 changed files with 25 additions and 0 deletions
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15
hutool-core/src/main/java/cn/hutool/core/bean/BeanUtil.java
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@ -619,6 +619,21 @@ public class BeanUtil {
return target;
}
/**
* 按照Bean对象属性创建对应的Class对象，并忽略某些属性
*
* @param <T> 对象类型
* @param source 源Bean对象
* @param tClass 目标Class
* @param ignoreProperties 不拷贝的的属性列表
* @return 目标对象
*/
public static <T> T copyProperties(Object source, Class<T> tClass, String... ignoreProperties) {
T target = ReflectUtil.newInstanceIfPossible(tClass);
copyProperties(source, target, CopyOptions.create().setIgnoreProperties(ignoreProperties));
return target;
}
/**
* 复制Bean对象属性
*

10
hutool-core/src/test/java/cn/hutool/core/bean/BeanUtilTest.java
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@ -381,6 +381,16 @@ public class BeanUtilTest {
Assert.assertEquals(info.getCode(), entity.getCode2());
}
@Test
public void copyBeanTest(){
Food info = new Food();
info.setBookID("0");
info.setCode("123");
Food newFood = BeanUtil.copyProperties(info, Food.class, "code");
Assert.assertEquals(info.getBookID(), newFood.getBookID());
Assert.assertNull(newFood.getCode());
}
@Data
public static class Food {
@Alias("bookId")