修改Func1参数的方法为LambdaUtil#getInstantiatedClass

提供EnumUtil中对lambda进行映射处理

hutool-core/src/test/java/cn/hutool/core/lang/func/LambdaUtilTest.java

@@ -21,9 +21,11 @@ public class LambdaUtilTest {
 
 	@Test
 	public void getImplClassTest() {
-		Class<MyTeacher> aClass = LambdaUtil.getImplClass(MyTeacher::getAge);
+		// 一般用于封装工具类时减少参数使用
+		Class<MyTeacher> aClass = LambdaUtil.getInstantiatedClass(MyTeacher::getAge);
 		Assert.assertEquals(MyTeacher.class, aClass);
 
+		// 一般用于封装工具类时减少参数使用
 		MyTeacher myTeacher = new MyTeacher();
 		Class<MyTeacher> bClass = LambdaUtil.getImplClass(myTeacher::getAge);
 		Assert.assertEquals(MyTeacher.class, bClass);

hutool-core/src/test/java/cn/hutool/core/util/EnumUtilTest.java

@@ -9,7 +9,7 @@ import java.util.Map;
 
 /**
  * EnumUtil单元测试
- * 
+ *
  * @author looly
  *
  */
@@ -20,39 +20,53 @@ public class EnumUtilTest {
 		List<String> names = EnumUtil.getNames(TestEnum.class);
 		Assert.assertEquals(CollUtil.newArrayList("TEST1", "TEST2", "TEST3"), names);
 	}
-	
+
 	@Test
 	public void getFieldValuesTest() {
 		List<Object> types = EnumUtil.getFieldValues(TestEnum.class, "type");
 		Assert.assertEquals(CollUtil.newArrayList("type1", "type2", "type3"), types);
 	}
-	
+
 	@Test
 	public void getFieldNamesTest() {
 		List<String> names = EnumUtil.getFieldNames(TestEnum.class);
 		Assert.assertTrue(names.contains("type"));
 		Assert.assertTrue(names.contains("name"));
 	}
-	
+
+	@Test
+	public void getByTest() {
+		// 枚举中字段互相映射使用
+		TestEnum testEnum = EnumUtil.getBy(TestEnum::getType, "type2");
+		Assert.assertEquals("TEST2", testEnum.name());
+	}
+
+	@Test
+	public void getFieldByTest() {
+		// 枚举中字段互相映射使用
+		String type = EnumUtil.getFieldBy(TestEnum::getType, TestEnum::ordinal, 1);
+		Assert.assertEquals("type2", type);
+	}
+
 	@Test
 	public void likeValueOfTest() {
 		TestEnum value = EnumUtil.likeValueOf(TestEnum.class, "type2");
 		Assert.assertEquals(TestEnum.TEST2, value);
 	}
-	
+
 	@Test
 	public void getEnumMapTest() {
 		Map<String,TestEnum> enumMap = EnumUtil.getEnumMap(TestEnum.class);
 		Assert.assertEquals(TestEnum.TEST1, enumMap.get("TEST1"));
 	}
-	
+
 	@Test
 	public void getNameFieldMapTest() {
 		Map<String, Object> enumMap = EnumUtil.getNameFieldMap(TestEnum.class, "type");
 		assert enumMap != null;
 		Assert.assertEquals("type1", enumMap.get("TEST1"));
 	}
-	
+
 	public enum TestEnum{
 		TEST1("type1"), TEST2("type2"), TEST3("type3");
 
@@ -62,11 +76,11 @@ public class EnumUtilTest {
 
 		private final String type;
 		private String name;
-		
+
 		public String getType() {
 			return this.type;
 		}
-		
+
 		public String getName() {
 			return this.name;
 		}