diff --git a/hutool-core/src/main/java/cn/hutool/core/annotation/AnnotationUtil.java b/hutool-core/src/main/java/cn/hutool/core/annotation/AnnotationUtil.java
index f16aeb605..1dd77aa40 100755
--- a/hutool-core/src/main/java/cn/hutool/core/annotation/AnnotationUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/annotation/AnnotationUtil.java
@@ -7,6 +7,8 @@ import cn.hutool.core.annotation.scanner.TypeAnnotationScanner;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.exceptions.UtilException;
import cn.hutool.core.lang.Opt;
+import cn.hutool.core.lang.func.Func1;
+import cn.hutool.core.lang.func.LambdaUtil;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.ReflectUtil;
@@ -229,6 +231,26 @@ public class AnnotationUtil {
return ReflectUtil.invoke(annotation, method);
}
+ /**
+ * 获取指定注解属性的值
+ * 如果无指定的属性方法返回null
+ *
+ * @param 注解类型
+ * @param 注解类型值
+ * @param annotationEle {@link AnnotatedElement},可以是Class、Method、Field、Constructor、ReflectPermission
+ * @param annotationType 注解类型
+ * @param propertyName 属性名,例如注解中定义了name()方法,则 此处传入name
+ * @return 注解对象
+ * @throws UtilException 调用注解中的方法时执行异常
+ */
+ public static R getAnnotationValue(AnnotatedElement annotationEle, Class annotationType, Func1 propertyName) {
+ if(propertyName == null) {
+ return null;
+ }else {
+ return getAnnotationValue(annotationEle,annotationType, LambdaUtil.getMethodName(propertyName));
+ }
+ }
+
/**
* 获取指定注解中所有属性值
* 如果无指定的属性方法返回null
diff --git a/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationForTest.java b/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationForTest.java
index f109e836d..2bbffc784 100755
--- a/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationForTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationForTest.java
@@ -26,4 +26,6 @@ public @interface AnnotationForTest {
@Alias("value")
String retry() default "";
+
+ String[] names() default "";
}
diff --git a/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationUtilTest.java
index 0e5803c1e..8ca83daca 100755
--- a/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/annotation/AnnotationUtilTest.java
@@ -1,5 +1,6 @@
package cn.hutool.core.annotation;
+import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.ReflectUtil;
import org.junit.Assert;
import org.junit.Test;
@@ -34,6 +35,12 @@ public class AnnotationUtilTest {
}
+ @Test
+ public void getAnnotationValueTest2() {
+ String[] names = AnnotationUtil.getAnnotationValue(ClassWithAnnotation.class, AnnotationForTest.class, AnnotationForTest::names);
+ Assert.assertTrue(ArrayUtil.equals(names, new String[]{"测试1", "测试2"}));
+ }
+
@Test
public void getAnnotationSyncAlias() {
// 直接获取
@@ -45,7 +52,7 @@ public class AnnotationUtilTest {
Assert.assertTrue(AnnotationUtil.isSynthesizedAnnotation(annotation));
}
- @AnnotationForTest("测试")
+ @AnnotationForTest(value = "测试", names = {"测试1", "测试2"})
@RepeatAnnotationForTest
static class ClassWithAnnotation{
public void test(){