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Merge pull request #2492 from duhanmin/2484-v

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测试在非覆盖模式下，来源对象值为null则不覆盖
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Golden Looly 2022-07-29 21:16:04 +08:00 committed by GitHub
commit 4123efcad9
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2 changed files with 21 additions and 1 deletions
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2
hutool-core/src/main/java/cn/hutool/core/bean/copier/CopyOptions.java
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@ -292,7 +292,7 @@ public class CopyOptions implements Serializable {
}
/**
* 设置是否覆盖目标值，如果不覆盖，会先读取目标对象的值，非{@code null}则写，否则忽略。如果覆盖，则不判断直接写
* 设置是否覆盖目标值，如果不覆盖，会先读取目标对象的值，为{@code null}则写，否则忽略。如果覆盖，则不判断直接写
*
* @param override 是否覆盖目标值
* @return this

20
hutool-core/src/test/java/cn/hutool/core/bean/copier/BeanCopierTest.java
View File

@ -55,6 +55,26 @@ public class BeanCopierTest {
Assert.assertEquals("123", b.getValue());
}
/**
* 为{@code null}则写，否则忽略。如果覆盖，则不判断直接写
*/
@Test
public void issues2484Test() {
final A a = new A();
a.setValue("abc");
final B b = new B();
b.setValue("123");
BeanCopier<B> copier = BeanCopier.create(a, b, CopyOptions.create().setOverride(false));
copier.copy();
Assert.assertEquals("123", b.getValue());
b.setValue(null);
copier = BeanCopier.create(a, b, CopyOptions.create().setOverride(false));
copier.copy();
Assert.assertEquals("abc", b.getValue());
}
@Data
private static class A {
private String value;