Java获取实体类中属性名为key，属性注释为value

import com.alibaba.fastjson.JSON;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.jayden.entity.Role;
import com.sun.javadoc.AnnotationDesc;
import com.sun.javadoc.ClassDoc;
import com.sun.javadoc.FieldDoc;
import com.sun.javadoc.RootDoc;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;import java.io.File;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;public class Test {public static Logger logger = LoggerFactory.getLogger(Test.class);private static RootDoc rootDoc;private String javaBeanFilePath;public static boolean start(RootDoc root) {rootDoc = root;return true;}public Test(){}public Test(String javaBeanFilePath) {this.javaBeanFilePath = javaBeanFilePath;}public String exec() {List<Map<String, String>> result = new ArrayList<>();com.sun.tools.javadoc.Main.execute(new String[]{"-doclet", Test.class.getName(), "-docletpath",Test.class.getResource("/").getPath(), "-encoding", "utf-8", javaBeanFilePath});ClassDoc[] classes = rootDoc.classes();if (classes == null || classes.length == 0) {logger.warn(javaBeanFilePath + " 无信息");return null;}ClassDoc classDoc = classes[0];// 获取类的名称//String className = classDoc.name();// 获取类的注释//String classComment = ReflectUtil.getFieldValue(classDoc, "documentation").toString();// 获取属性名称和注释FieldDoc[] fields = classDoc.fields(false);for (Field f : Role.class.getDeclaredFields()){Map<String, String> map = new HashMap<>();String fieldName = "";//获取属性上@JsonProperty注解JsonProperty annotation = f.getAnnotation(JsonProperty.class);// 判断是否有注解if (null == annotation){fieldName = f.getName(); // 没有注解使用属性名} else {fieldName = annotation.value(); // 有注解使用注解的value值}// 获取注释for (FieldDoc field : fields) {// 如果属性名相同则将属性注释信息作为map的value值，有注解key就是注解的value值，否则就是属性名if (field.name().equals(f.getName())) {map.put(fieldName, field.commentText());break;}}result.add(map);}Map<String, Object> resMap = new HashMap<>();resMap.put("code", 0);resMap.put("msg", "success");resMap.put("data", result);return JSON.toJSONString(resMap);}public static void main(String[] args) {String path =new File("").getAbsolutePath();String className = "Role"; // 类名Test test = new Test(path + "\\src\\main\\java\\com\\jayden\\entity\\"+ className +".java");System.out.println(test.exec());}}

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