改进XmlUtil.xmlToBean，支持xml转bean时父节点忽略大小写

CHANGELOG.md

@@ -2,10 +2,11 @@
 # 🚀Changelog
 
 -------------------------------------------------------------------------------------------------------------
-# 5.8.16.M1 (2023-03-09)
+# 5.8.16.M1 (2023-03-10)
 
 ### 🐣新特性
 * 【core  】      改进Calculator.conversion，兼容乘法符号省略写法（issue#2964@Github）
+* 【core  】      改进XmlUtil.xmlToBean，支持xml转bean时父节点忽略大小写
 
 ### 🐞Bug修复
 * 【crypto】      修复NoSuchMethodError未捕获问题（issue#2966@Github）

hutool-core/src/main/java/cn/hutool/core/util/XmlUtil.java

@@ -982,9 +982,10 @@ public class XmlUtil {
 		final Map<String, Object> map = xmlToMap(node);
 		if (null != map && map.size() == 1) {
 			final String simpleName = bean.getSimpleName();
-			if (map.containsKey(simpleName)) {
+			final String nodeName = CollUtil.getFirst(map.keySet());
+			if (simpleName.equalsIgnoreCase(nodeName)) {
 				// 只有key和bean的名称匹配时才做单一对象转换
-				return BeanUtil.toBean(map.get(simpleName), bean);
+				return BeanUtil.toBean(map.get(nodeName), bean);
 			}
 		}
 		return BeanUtil.toBean(map, bean);

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

@@ -30,7 +30,7 @@ public class XmlUtilTest {
 
 	@Test
 	public void parseTest() {
-		String result = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
+		final String result = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
 				+ "<returnsms>"//
 				+ "<returnstatus>Success</returnstatus>"//
 				+ "<message>ok</message>"//
@@ -38,15 +38,15 @@ public class XmlUtilTest {
 				+ "<taskID>885</taskID>"//
 				+ "<successCounts>1</successCounts>"//
 				+ "</returnsms>";
-		Document docResult = XmlUtil.parseXml(result);
-		String elementText = XmlUtil.elementText(docResult.getDocumentElement(), "returnstatus");
+		final Document docResult = XmlUtil.parseXml(result);
+		final String elementText = XmlUtil.elementText(docResult.getDocumentElement(), "returnstatus");
 		Assert.assertEquals("Success", elementText);
 	}
 
 	@Test
 	@Ignore
 	public void writeTest() {
-		String result = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
+		final String result = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
 				+ "<returnsms>"//
 				+ "<returnstatus>Success（成功）</returnstatus>"//
 				+ "<message>ok</message>"//
@@ -54,13 +54,13 @@ public class XmlUtilTest {
 				+ "<taskID>885</taskID>"//
 				+ "<successCounts>1</successCounts>"//
 				+ "</returnsms>";
-		Document docResult = XmlUtil.parseXml(result);
+		final Document docResult = XmlUtil.parseXml(result);
 		XmlUtil.toFile(docResult, "e:/aaa.xml", "utf-8");
 	}
 
 	@Test
 	public void xpathTest() {
-		String result = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
+		final String result = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
 				+ "<returnsms>"//
 				+ "<returnstatus>Success（成功）</returnstatus>"//
 				+ "<message>ok</message>"//
@@ -68,22 +68,22 @@ public class XmlUtilTest {
 				+ "<taskID>885</taskID>"//
 				+ "<successCounts>1</successCounts>"//
 				+ "</returnsms>";
-		Document docResult = XmlUtil.parseXml(result);
-		Object value = XmlUtil.getByXPath("//returnsms/message", docResult, XPathConstants.STRING);
+		final Document docResult = XmlUtil.parseXml(result);
+		final Object value = XmlUtil.getByXPath("//returnsms/message", docResult, XPathConstants.STRING);
 		Assert.assertEquals("ok", value);
 	}
 
 	@Test
 	public void xpathTest2() {
-		String result = ResourceUtil.readUtf8Str("test.xml");
-		Document docResult = XmlUtil.parseXml(result);
-		Object value = XmlUtil.getByXPath("//returnsms/message", docResult, XPathConstants.STRING);
+		final String result = ResourceUtil.readUtf8Str("test.xml");
+		final Document docResult = XmlUtil.parseXml(result);
+		final Object value = XmlUtil.getByXPath("//returnsms/message", docResult, XPathConstants.STRING);
 		Assert.assertEquals("ok", value);
 	}
 
 	@Test
 	public void xmlToMapTest() {
-		String xml = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
+		final String xml = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"//
 				+ "<returnsms>"//
 				+ "<returnstatus>Success</returnstatus>"//
 				+ "<message>ok</message>"//
@@ -92,7 +92,7 @@ public class XmlUtilTest {
 				+ "<successCounts>1</successCounts>"//
 				+ "<newNode><sub>subText</sub></newNode>"//
 				+ "</returnsms>";
-		Map<String, Object> map = XmlUtil.xmlToMap(xml);
+		final Map<String, Object> map = XmlUtil.xmlToMap(xml);
 
 		Assert.assertEquals(6, map.size());
 		Assert.assertEquals("Success", map.get("returnstatus"));
@@ -105,8 +105,8 @@ public class XmlUtilTest {
 
 	@Test
 	public void xmlToMapTest2() {
-		String xml = "<root><name>张三</name><name>李四</name></root>";
-		Map<String, Object> map = XmlUtil.xmlToMap(xml);
+		final String xml = "<root><name>张三</name><name>李四</name></root>";
+		final Map<String, Object> map = XmlUtil.xmlToMap(xml);
 
 		Assert.assertEquals(1, map.size());
 		Assert.assertEquals(CollUtil.newArrayList("张三", "李四"), map.get("name"));
@@ -114,12 +114,12 @@ public class XmlUtilTest {
 
 	@Test
 	public void mapToXmlTest() {
-		Map<String, Object> map = MapBuilder.create(new LinkedHashMap<String, Object>())//
+		final Map<String, Object> map = MapBuilder.create(new LinkedHashMap<String, Object>())//
 				.put("name", "张三")//
 				.put("age", 12)//
 				.put("game", MapUtil.builder(new LinkedHashMap<String, Object>()).put("昵称", "Looly").put("level", 14).build())//
 				.build();
-		Document doc = XmlUtil.mapToXml(map, "user");
+		final Document doc = XmlUtil.mapToXml(map, "user");
 		// Console.log(XmlUtil.toStr(doc, false));
 		Assert.assertEquals("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>"//
 						+ "<user>"//
@@ -136,11 +136,11 @@ public class XmlUtilTest {
 	@Test
 	public void mapToXmlTest2() {
 		// 测试List
-		Map<String, Object> map = MapBuilder.create(new LinkedHashMap<String, Object>())
+		final Map<String, Object> map = MapBuilder.create(new LinkedHashMap<String, Object>())
 				.put("Town", CollUtil.newArrayList("town1", "town2"))
 				.build();
 
-		Document doc = XmlUtil.mapToXml(map, "City");
+		final Document doc = XmlUtil.mapToXml(map, "City");
 		Assert.assertEquals("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>" +
 						"<City>" +
 						"<Town>town1</Town>" +
@@ -151,7 +151,7 @@ public class XmlUtilTest {
 
 	@Test
 	public void readTest() {
-		Document doc = XmlUtil.readXML("test.xml");
+		final Document doc = XmlUtil.readXML("test.xml");
 		Assert.assertNotNull(doc);
 	}
 
@@ -161,7 +161,7 @@ public class XmlUtilTest {
 				"returnsms", "returnstatus", "message", "remainpoint", "taskID", "successCounts");
 		XmlUtil.readBySax(ResourceUtil.getStream("test.xml"), new DefaultHandler(){
 			@Override
-			public void startElement(String uri, String localName, String qName, Attributes attributes) {
+			public void startElement(final String uri, final String localName, final String qName, final Attributes attributes) {
 				Assert.assertTrue(eles.contains(localName));
 			}
 		});
@@ -170,16 +170,16 @@ public class XmlUtilTest {
 	@Test
 	public void mapToXmlTestWithOmitXmlDeclaration() {
 
-		Map<String, Object> map = MapBuilder.create(new LinkedHashMap<String, Object>())
+		final Map<String, Object> map = MapBuilder.create(new LinkedHashMap<String, Object>())
 				.put("name", "ddatsh")
 				.build();
-		String xml = XmlUtil.mapToXmlStr(map, true);
+		final String xml = XmlUtil.mapToXmlStr(map, true);
 		Assert.assertEquals("<xml><name>ddatsh</name></xml>", xml);
 	}
 
 	@Test
 	public void getByPathTest() {
-		String xmlStr = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
+		final String xmlStr = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
 				"<soap:Envelope xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\">\n" +
 				"  <soap:Body>\n" +
 				"    <ns2:testResponse xmlns:ns2=\"http://ws.xxx.com/\">\n" +
@@ -188,8 +188,8 @@ public class XmlUtilTest {
 				"  </soap:Body>\n" +
 				"</soap:Envelope>\n";
 
-		Document document = XmlUtil.readXML(xmlStr);
-		Object value = XmlUtil.getByXPath(
+		final Document document = XmlUtil.readXML(xmlStr);
+		final Object value = XmlUtil.getByXPath(
 				"//soap:Envelope/soap:Body/ns2:testResponse/return",
 				document, XPathConstants.STRING);//
 		Assert.assertEquals("2020/04/15 21:01:21", value);
@@ -259,17 +259,17 @@ public class XmlUtilTest {
 		}
 
 		//issue#1663@Github
-		String xmlStr = "<?xml version=\"1.0\" encoding=\"gbk\" ?><response><code>02</code></response>";
+		final String xmlStr = "<?xml version=\"1.0\" encoding=\"gbk\" ?><response><code>02</code></response>";
 
-		Document doc = XmlUtil.parseXml(xmlStr);
+		final Document doc = XmlUtil.parseXml(xmlStr);
 
 		// 标准方式
-		Map<String, Object> map = XmlUtil.xmlToMap(doc.getFirstChild());
-		SmsRes res = new SmsRes();
+		final Map<String, Object> map = XmlUtil.xmlToMap(doc.getFirstChild());
+		final SmsRes res = new SmsRes();
 		BeanUtil.fillBeanWithMap(map, res, true);
 
 		// toBean方式
-		SmsRes res1 = XmlUtil.xmlToBean(doc.getFirstChild(), SmsRes.class);
+		final SmsRes res1 = XmlUtil.xmlToBean(doc.getFirstChild(), SmsRes.class);
 
 		Assert.assertEquals(res.toString(), res1.toString());
 	}
@@ -285,22 +285,22 @@ public class XmlUtilTest {
 	@Ignore
 	public void formatTest(){
 		// https://github.com/looly/hutool/pull/1234
-		Document xml = XmlUtil.createXml("NODES");
+		final Document xml = XmlUtil.createXml("NODES");
 		xml.setXmlStandalone(true);
 
-		NodeList parentNode = xml.getElementsByTagName("NODES");
+		final NodeList parentNode = xml.getElementsByTagName("NODES");
 
-		Element parent1Node = xml.createElement("NODE");
+		final Element parent1Node = xml.createElement("NODE");
 
-		Element node1 = xml.createElement("NODENAME");
+		final Element node1 = xml.createElement("NODENAME");
 		node1.setTextContent("走位");
-		Element node2 = xml.createElement("STEP");
+		final Element node2 = xml.createElement("STEP");
 		node2.setTextContent("1");
-		Element node3 = xml.createElement("STATE");
+		final Element node3 = xml.createElement("STATE");
 		node3.setTextContent("2");
-		Element node4 = xml.createElement("TIMELIMIT");
+		final Element node4 = xml.createElement("TIMELIMIT");
 		node4.setTextContent("");
-		Element node5 = xml.createElement("STARTTIME");
+		final Element node5 = xml.createElement("STARTTIME");
 
 		parent1Node.appendChild(node1);
 		parent1Node.appendChild(node2);
@@ -310,20 +310,20 @@ public class XmlUtilTest {
 
 		parentNode.item(0).appendChild(parent1Node);
 
-		String format = XmlUtil.toStr(xml,"GBK",true);
+		final String format = XmlUtil.toStr(xml,"GBK",true);
 		Console.log(format);
 	}
 
 	@Test
 	public void escapeTest(){
-		String a = "<>";
+		final String a = "<>";
 		final String escape = XmlUtil.escape(a);
 		Console.log(escape);
 	}
 
 	@Test
 	public void getParamTest(){
-		String xml = "<Config name=\"aaaa\">\n" +
+		final String xml = "<Config name=\"aaaa\">\n" +
 				"    <url>222222</url>\n" +
 				"</Config>";
 
@@ -331,4 +331,23 @@ public class XmlUtilTest {
 		final String name = doc.getDocumentElement().getAttribute("name");
 		Assert.assertEquals("aaaa", name);
 	}
+
+	@Test
+	public void xmlStrToBeanTest(){
+		final String xml = "<userInfo><name>张三</name><age>20</age><email>zhangsan@example.com</email></userInfo>";
+		final Document document = XmlUtil.readXML(xml);
+		final UserInfo userInfo = XmlUtil.xmlToBean(document, UserInfo.class);
+		Assert.assertEquals("张三", userInfo.getName());
+		Assert.assertEquals("20", userInfo.getAge());
+		Assert.assertEquals("zhangsan@example.com", userInfo.getEmail());
+	}
+
+	@Data
+	static class UserInfo {
+
+		private String id;
+		private String name;
+		private String age;
+		private String email;
+	}
 }