model layer 扫描所有主系统Entity

src/main/java/com/tykj/workflowcore/model_layer/controller/ModelController.java

@@ -26,6 +26,9 @@ import java.util.Map;
 public class ModelController {
     @Autowired
     private ModelService modelService;
+
+    @Autowired
+    private ClassLoader classLoader;
 /**
 * @Author WWW
 * @Description 得到所有数据库信息
@@ -95,4 +98,10 @@ public class ModelController {
         return i;
 
     }
+
+    @GetMapping("/getPackge")
+    public String testPack(){
+        String name = this.getClass().getPackage().getName();
+        return name;
+    }
 }

src/main/java/com/tykj/workflowcore/model_layer/model/ColumnVO.java

@@ -11,7 +11,7 @@ import lombok.Data;
  * @Date 2021/3/1 9:58
  * @Version 1.0
  */
-@WorkFlowCoreNoScan
+
 @Data
 public class ColumnVO {
 

src/main/java/com/tykj/workflowcore/model_layer/model/TableVO.java

@@ -13,7 +13,6 @@ import java.util.List;
  * @Date 2021/3/1 9:56
  * @Version 1.0
  */
-@WorkFlowCoreNoScan
 @Data
 public class TableVO {
 

src/main/java/com/tykj/workflowcore/model_layer/service/impl/ModelImpl.java

@@ -12,42 +12,26 @@ import com.tykj.workflowcore.model_layer.model.TableVO;
 import com.tykj.workflowcore.model_layer.service.ModelService;
 import com.tykj.workflowcore.model_layer.utils.CreatTableUtil;
 import org.hibernate.Session;
-import org.hibernate.SessionFactory;
-import org.hibernate.boot.Metadata;
-import org.hibernate.boot.MetadataSources;
-import org.hibernate.boot.registry.StandardServiceRegistry;
+
 import org.hibernate.internal.SessionImpl;
 import org.hibernate.persister.entity.EntityPersister;
-import org.hibernate.tool.hbm2ddl.SchemaUpdate;
-import org.hibernate.tool.schema.TargetType;
 import org.hibernate.type.IntegerType;
 import org.hibernate.type.StringType;
 import org.hibernate.type.TimestampType;
 import org.hibernate.type.Type;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.cache.annotation.Cacheable;
 import org.springframework.data.jpa.domain.Specification;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
-import org.springframework.util.StringUtils;
 
-import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 
 
-import javax.persistence.Query;
 import javax.persistence.criteria.*;
-import javax.xml.crypto.Data;
-import java.io.ByteArrayInputStream;
-import java.sql.Connection;
-import java.sql.DatabaseMetaData;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.text.DateFormat;
+
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.*;
-import java.util.stream.Collectors;
 
 
 /**
@@ -62,7 +46,6 @@ import java.util.stream.Collectors;
 public class ModelImpl implements ModelService {
 
 
-
     @Autowired
     private EntityManagerFactory entityManagerFactory;
 
@@ -72,14 +55,26 @@ public class ModelImpl implements ModelService {
     @Autowired
     private ColumnInfoDao columnInfoDao;
 
-
+    /**
+     * @param
+     * @return java.util.List<com.tykj.workflowcore.model_layer.model.TableInfo>
+     * @Author WWW
+     * @Description 得到所有表
+     * @Date 16:14 2021/3/5
+     **/
     @Override
     public List<TableInfo> ListAllEntities() {
         List<TableInfo> all = tableInfoDao.findAll();
         return all;
     }
 
-
+    /**
+     * @param TableName
+     * @return java.util.List<com.tykj.workflowcore.model_layer.model.ColumnInfo>
+     * @Author WWW
+     * @Description 根据表名得到所有字段名
+     * @Date 16:15 2021/3/5
+     **/
     @Override
     public List<ColumnInfo> showModelFields(String TableName) {
 
@@ -93,6 +88,13 @@ public class ModelImpl implements ModelService {
         return all;
     }
 
+    /**
+     * @param jsonStr
+     * @return com.tykj.workflowcore.model_layer.model.TableVO
+     * @Author WWW
+     * @Description 将json字符串转换实体类
+     * @Date 16:15 2021/3/5
+     **/
     @Override
     public TableVO addModel(String jsonStr) {
         ObjectMapper mapper = new ObjectMapper();
@@ -105,12 +107,19 @@ public class ModelImpl implements ModelService {
         return tableVO;
     }
 
+    /**
+     * @param tableVO
+     * @return com.tykj.workflowcore.model_layer.model.TableVO
+     * @Author WWW
+     * @Description 新建一张表
+     * @Date 16:16 2021/3/5
+     **/
     @Override
     public TableVO NewTable(TableVO tableVO) {
 
         String XML_MAPPING = CreatTableUtil.CreatTable(tableVO);
         CreatTableUtil creatTableUtil = new CreatTableUtil();
-        Session session = creatTableUtil.getSession(entityManagerFactory,XML_MAPPING);
+        Session session = creatTableUtil.getSession(entityManagerFactory, XML_MAPPING);
 
         List<ColumnVO> dataList = tableVO.getDataList();
 
@@ -139,9 +148,16 @@ public class ModelImpl implements ModelService {
         return tableVO;
     }
 
+    /**
+     * @param map
+     * @return int
+     * @Author WWW
+     * @Description 根据表名新增数据
+     * @Date 16:17 2021/3/5
+     **/
     @Override
     public int putValueByEntityName(Map<String, Object> map) {
-        for (String tableName:
+        for (String tableName :
                 map.keySet()) {
             //查找对应的表
             Specification spec = (Specification) (root, criteriaQuery, criteriaBuilder) -> {
@@ -152,28 +168,37 @@ public class ModelImpl implements ModelService {
             };
             Optional one = tableInfoDao.findOne(spec);
             TableInfo tableInfo = null;
-            if (one.isPresent()){
+            if (one.isPresent()) {
                 tableInfo = (TableInfo) one.get();
             }
 
             Object values = map.get(tableName);
-            if (values instanceof Map){
+            if (values instanceof Map) {
                 //插入数据
-                insertValue(tableInfo.getName(),tableInfo.getXML(), (Map) values);
-            }else {
+                insertValue(tableInfo.getName(), tableInfo.getXML(), (Map) values);
+            } else {
                 //循环插入数据
                 List valuesList = (List) values;
                 for (int i = 0; i < valuesList.size(); i++) {
-                    insertValue(tableInfo.getName(),tableInfo.getXML(), (Map) valuesList.get(i));
+                    insertValue(tableInfo.getName(), tableInfo.getXML(), (Map) valuesList.get(i));
                 }
             }
         }
         return 0;
     }
 
-    public void insertValue(String tableName,String xml,Map map){
+    /**
+     * @param tableName
+     * @param xml
+     * @param map
+     * @return void
+     * @Author WWW
+     * @Description 新增参数的方法
+     * @Date 16:17 2021/3/5
+     **/
+    public void insertValue(String tableName, String xml, Map map) {
         CreatTableUtil creatTableUtil = new CreatTableUtil();
-        Session newSession = creatTableUtil.getSession(entityManagerFactory,xml);
+        Session newSession = creatTableUtil.getSession(entityManagerFactory, xml);
         SessionImpl session = (SessionImpl) newSession;
         EntityPersister entityPersister = session.getEntityPersister(tableName, map);
         Type[] propertyTypes = entityPersister.getPropertyTypes();
@@ -183,25 +208,27 @@ public class ModelImpl implements ModelService {
             Object value = propertyValuesToInsert[i];
             Type propertyType = propertyTypes[i];
             //先将Type转为java类
-            if (propertyType instanceof TimestampType){
+            if (propertyType instanceof TimestampType) {
                 try {
                     Date parse = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse((String) value);
-                    map.put(propertyNames[i],parse);
+                    map.put(propertyNames[i], parse);
                 } catch (ParseException e) {
-                    e.printStackTrace(); }
+                    e.printStackTrace();
+                }
             }
-            if (propertyType instanceof IntegerType){
+            if (propertyType instanceof IntegerType) {
                 //然后调用强转方法
                 int i1 = Integer.parseInt(propertyNames[i]);
-                map.put(propertyNames[i],i1);
+                map.put(propertyNames[i], i1);
 
             }
-            if (propertyType instanceof StringType){
+            if (propertyType instanceof StringType) {
                 //然后调用强转方法
-                propertyNames[i]=propertyNames[i]+"";
-                map.put(propertyNames[i],propertyNames[i]);
+                propertyNames[i] = propertyNames[i] + "";
+                map.put(propertyNames[i], propertyNames[i]);
             }
         }
-        newSession.saveOrUpdate(tableName,map);
+        newSession.saveOrUpdate(tableName, map);
+        newSession.close();
     }
 }

src/main/java/com/tykj/workflowcore/model_layer/utils/ClassScanUtil.java

@@ -7,10 +7,7 @@ import java.io.FileFilter;
 import java.io.IOException;
 import java.net.URL;
 import java.net.URLDecoder;
-import java.util.Enumeration;
-import java.util.HashSet;
-import java.util.LinkedHashSet;
-import java.util.Set;
+import java.util.*;
 import java.util.jar.JarEntry;
 import java.util.jar.JarFile;
 
@@ -22,179 +19,42 @@ import java.util.jar.JarFile;
  * @Version 1.0
  */
 public class ClassScanUtil {
-//    /**
-//     * 扫描给定的基包下的所有的类(包括子包)。
-//     * @param basePackageName 基包的名称
-//     * @return 所有在基包下的类的全名
-//     */
-//    public static Set<String> scanBasePackage(String basePackageName){
-//        String packageDirName = basePackageName.replace(".", "/");
-//        URL url  = Thread.currentThread().getContextClassLoader().getResource(packageDirName);
-//        System.out.println(url);
-//        File targetFile = new File(url.getFile());
-//        if(!targetFile.exists() || targetFile.isFile()){
-//            throw new RuntimeException(basePackageName + "不是一个包名或者该包名不存在");
-//        }
-//        Set<String> classNames = new HashSet<String>();
-//        getAllClass(targetFile, basePackageName, classNames);
-//        return classNames;
-//
-//    }
-    /**
-     * 得到所有在parentFile目录下的class文件名称
-     * @param parentFile
-     * @param classNames
-     * @param basePackageName
-     */
-    private static void getAllClass(File parentFile, String basePackageName, Set<String> classNames){
-
-        File[] files = parentFile.listFiles();
-        for(File file : files){
-            String path = file.getPath();
-            if(file.isFile()){
-                if(path.endsWith(".class")){
-                    classNames.add(
-                            basePackageName + "." +
-                                    path.substring(
-                                            path.lastIndexOf('\\') + 1, path.lastIndexOf('.')
-                                    )
-                    );
-                }
-            }else{
-                basePackageName = basePackageName + path.substring(path.lastIndexOf('\\') + 1);
-                getAllClass(file, basePackageName, classNames);
-            }
-        }
-    }
-    public static Set<Class<?>> getClasses(String pack){
-
-        // 第一个class类的集合
-        Set<Class<?>> classes = new LinkedHashSet<>();
-        // 是否循环迭代
-        boolean recursive = true;
-        // 获取包的名字 并进行替换
-        String packageName = pack;
-        String packageDirName = packageName.replace('.', '/');
-        // 定义一个枚举的集合 并进行循环来处理这个目录下的things
-        Enumeration<URL> dirs;
-        try{
-            dirs = Thread.currentThread().getContextClassLoader().getResources(packageDirName);
-            // 循环迭代下去
-            while (dirs.hasMoreElements()){
-                // 获取下一个元素
-                URL url = dirs.nextElement();
-                // 得到协议的名称
-                String protocol = url.getProtocol();
-                // 如果是以文件的形式保存在服务器上
-                if ("file".equals(protocol)) {
-                    System.err.println("file类型的扫描");
-//                     获取包的物理路径
-                    String filePath = URLDecoder.decode(url.getFile(), "UTF-8");
-                    // 以文件的方式扫描整个包下的文件 并添加到集合中
-                    findAndAddClassesInPackageByFile(packageName, filePath, recursive, classes);
-                }else if ("jar".equals(protocol)) {
-                    // 如果是jar包文件
-                    // 定义一个JarFile
-                    System.err.println("jar类型的扫描");
-                    JarFile jar;
-                    try{
-                        // 获取jar
-                        jar = ((JarURLConnection) url.openConnection()).getJarFile();
-                        // 从此jar包 得到一个枚举类
-                        Enumeration<JarEntry> entries = jar.entries();
-                        // 同样的进行循环迭代
-                        while (entries.hasMoreElements()){
-                            // 获取jar里的一个实体 可以是目录 和一些jar包里的其他文件 如META-INF等文件
-                            JarEntry entry = entries.nextElement();
-                            String name = entry.getName();
-                            // 如果是以/开头的
-                            if (name.charAt(0) == '/') {
-                                // 获取后面的字符串
-                                name = name.substring(1);
-                            }
-                            // 如果前半部分和定义的包名相同
-                            if (name.startsWith(packageDirName)) {
-                                int idx = name.lastIndexOf('/');
-                                // 如果以"/"结尾 是一个包
-                                if (idx != -1) {
-                                    // 获取包名 把"/"替换成"."
-                                    packageName = name.substring(0, idx).replace('/', '.');
-
-                                    System.out.println(packageName+"666666666666");
-                                }
-                                // 如果可以迭代下去 并且是一个包
-                                if ((idx != -1) || recursive) {
-                                    // 如果是一个.class文件 而且不是目录
-                                    if (name.endsWith(".class") && !entry.isDirectory()) {
-                                        // 去掉后面的".class" 获取真正的类名
-                                        String className = name.substring(packageName.length() + 1, name.length() - 6);
-                                        try{
-                                            // 添加到classes
-                                            classes.add(Class.forName(packageName + '.' + className));
-
-
-                                        }catch (ClassNotFoundException e){
-//                                           log.error("添加用户自定义视图类错误 找不到此类的.class文件");
+    private void loadClassByPath(String root, String path, List<Class<?>> list, ClassLoader load) {
+        File f = new File(path);
+        if (root == null) root = f.getPath();
+        //判断是否是class文件
+        if (f.isFile() && f.getName().matches("^.*\\.class$")) {
+            try {
+                String classPath = f.getPath();
+                //截取出className 将路径分割符替换为.（windows是\ linux、mac是/）
+                String className = classPath.substring(root.length() + 1, classPath.length() - 6).replace('/', '.').replace('\\', '.');
+                list.add(load.loadClass(className));
+            } catch (Exception ex) {
+                ex.printStackTrace();
+            }
+        } else {
+            File[] fs = f.listFiles();
+            if (fs == null) return;
+            for (File file : fs) {
+                loadClassByPath(root, file.getPath(), list, load);
+            }
+        }
+    }
+    public List<Class<?>> loadClassByLoader(ClassLoader load) {
+        List<Class<?>> classes = new ArrayList<>();
+        try {
+            Enumeration<URL> urls = load.getResources("");
+            //放所有类型
+            while (urls.hasMoreElements()) {
+                URL url = urls.nextElement();
+                //文件类型（其实是文件夹）
+                if (url.getProtocol().equals("file")) {
+                    loadClassByPath(null, url.getPath(), classes, load);
+                }
+            }
+        } catch (IOException e) {
             e.printStackTrace();
         }
-                                    }
-                                }
-                            }
-                        }
-                    }catch (IOException e){
-                        // log.error("在扫描用户定义视图时从jar包获取文件出错");
-                        e.printStackTrace();
-                    }
-                }
-            }
-        }catch (IOException e){
-            e.printStackTrace();
-        }
-
         return classes;
     }
-
-    /**
-     * 以文件的形式来获取包下的所有Class
-     *
-     * @param packageName
-     * @param packagePath
-     * @param recursive
-     * @param classes
-     */
-    public static void findAndAddClassesInPackageByFile(
-            String packageName,
-            String packagePath,
-            final boolean recursive,
-            Set<Class<?>> classes){
-        // 获取此包的目录 建立一个File
-        File dir = new File(packagePath);
-        // 如果不存在或者 也不是目录就直接返回
-        if (!dir.exists() || !dir.isDirectory()) {
-            // log.warn("用户定义包名 " + packageName + " 下没有任何文件");
-            return;
-        }
-        // 如果存在 就获取包下的所有文件 包括目录
-        // 自定义过滤规则 如果可以循环(包含子目录) 或则是以.class结尾的文件(编译好的java类文件)
-        File[] dirfiles = dir.listFiles(file -> (recursive && file.isDirectory()) || (file.getName().endsWith(".class")));
-        // 循环所有文件
-        for (File file : dirfiles){
-            // 如果是目录 则继续扫描
-            if (file.isDirectory()) {
-                findAndAddClassesInPackageByFile(packageName + "." + file.getName(), file.getAbsolutePath(), recursive, classes);
-            }else{
-                // 如果是java类文件 去掉后面的.class 只留下类名
-                String className = file.getName().substring(0, file.getName().length() - 6);
-                try{
-                    // 添加到集合中去
-                    // classes.add(Class.forName(packageName + '.' +
-                    // className));
-                    classes.add(Thread.currentThread().getContextClassLoader().loadClass(packageName + '.' + className));
-                }catch (ClassNotFoundException e){
-                    // log.error("添加用户自定义视图类错误 找不到此类的.class文件");
-                    e.printStackTrace();
-                }
-            }
-        }
-    }
 }

src/main/java/com/tykj/workflowcore/model_layer/utils/CreatTableUtil.java

 package com.tykj.workflowcore.model_layer.utils;
 
 
+import com.tykj.workflowcore.model_layer.annotatiion.WorkFlowCoreNoScan;
 import com.tykj.workflowcore.model_layer.model.ColumnVO;
+import com.tykj.workflowcore.model_layer.model.TableInfo;
 import com.tykj.workflowcore.model_layer.model.TableVO;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
 import org.hibernate.Session;
 import org.hibernate.SessionFactory;
 import org.hibernate.boot.Metadata;
@@ -11,8 +15,12 @@ import org.hibernate.boot.registry.StandardServiceRegistry;
 import org.hibernate.tool.hbm2ddl.SchemaUpdate;
 import org.hibernate.tool.schema.TargetType;
 
+import javax.persistence.Entity;
 import javax.persistence.EntityManagerFactory;
 import java.io.ByteArrayInputStream;
+import java.lang.reflect.Field;
+import java.lang.reflect.Type;
+import java.util.ArrayList;
 import java.util.EnumSet;
 import java.util.List;
 
@@ -23,13 +31,8 @@ import java.util.List;
  * @Date 2021/3/1 14:35
  * @Version 1.0
  */
-
 public class CreatTableUtil {
-
-
-
     public static String CreatTable(TableVO tableVO){
-
         List<ColumnVO> dataList = tableVO.getDataList();
         String XML_MAPPING = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
                 "<!DOCTYPE hibernate-mapping PUBLIC\n" +
@@ -47,7 +50,6 @@ public class CreatTableUtil {
                             "\" column=\"" + columnVO.getFieldName() + "\"/>\n";
 
         }
-
         XML_MAPPING += "    </class>" +
                 "</hibernate-mapping>";
 
@@ -75,4 +77,80 @@ public class CreatTableUtil {
 
         return newSession;
     }
+
+    public TableInfo SwaggerScan(Class<?> aClass) {
+        TableInfo tableInfo = null;
+
+        if (!aClass.isAnnotationPresent(WorkFlowCoreNoScan.class)){
+            if (aClass.isAnnotationPresent(Entity.class)) {
+
+                tableInfo =new TableInfo();
+                TableVO tableVO=new TableVO();
+                String className = getClassName(aClass.toString());
+                tableVO.setModelName(className.toLowerCase()+"_ModelTest");
+
+
+                if (aClass.isAnnotationPresent(ApiModel.class)) {
+                    ApiModel annotation = aClass.getAnnotation(ApiModel.class);
+                    StringBuilder APiModelDocument = new StringBuilder();
+                    if (annotation.value() != null && !annotation.value().equals("")) {
+                        APiModelDocument.append( annotation.value()+ "|");
+                    }
+
+                    if (annotation.description() != null && !annotation.description().equals("")) {
+                        APiModelDocument.append( annotation.description() + "|");
+                    }
+
+                    tableVO.setModelTitle(APiModelDocument.toString());
+                }
+                else {
+                    tableVO.setModelTitle("");
+                }
+
+                Field[] declaredFields = aClass.getDeclaredFields();
+
+                List<ColumnVO> list=new ArrayList<>();
+                for (Field declaredField : declaredFields) {
+                    ColumnVO columnVO=new ColumnVO();
+                    Type genericType = declaredField.getGenericType();
+                    columnVO.setFiledType(genericType.toString());
+                    columnVO.setFieldName(getClassName(declaredField.toString()));
+
+                    if (declaredField.isAnnotationPresent(ApiModelProperty.class)) {
+                        ApiModelProperty annotation = declaredField.getAnnotation(ApiModelProperty.class);
+                        StringBuilder ApiModelPropertyDocument = new StringBuilder();
+                        if (annotation.value() != null && !annotation.value().equals("")) {
+                            ApiModelPropertyDocument.append( annotation.value() + "|");
+                        }
+                        if (annotation.example() != null && !annotation.example().equals("")) {
+
+                            ApiModelPropertyDocument.append( annotation.example() + "|");
+                        }
+                        columnVO.setFiledDescription(ApiModelPropertyDocument.toString());
+                    }
+                    else {
+                        columnVO.setFiledDescription("无描述");
+                    }
+                    list.add(columnVO);
+                }
+                tableVO.setDataList(list);
+
+                String xml = CreatTable(tableVO);
+                tableInfo.setName(tableVO.getModelName());
+                tableInfo.setCnName(tableVO.getModelTitle());
+                tableInfo.setXML(xml);
+
+
+            }
+        }
+        return tableInfo;
+
+    }
+
+    public  static  String getClassName(String aClass){
+
+        int i = aClass.lastIndexOf(".");
+        String substring = aClass.substring(i+1);
+        return substring;
+    }
 }

src/main/java/com/tykj/workflowcore/model_layer/utils/SwaggerUtil.java

-package com.tykj.workflowcore.model_layer.utils;
-
-import io.swagger.annotations.ApiModel;
-import io.swagger.annotations.ApiModelProperty;
-
-import javax.persistence.Entity;
-import java.lang.reflect.Field;
-
-/**
- * @ClassName JugdeSwagger
- * @Description TODO
- * @Author WWW
- * @Date 2021/2/26 9:53
- * @Version 1.0
- */
-public class SwaggerUtil {
-
-    public static void Swagger(Class<?> aClass) {
-        if (aClass.isAnnotationPresent(Entity.class)) {
-            if (aClass.isAnnotationPresent(ApiModel.class)) {
-                ApiModel annotation = aClass.getAnnotation(ApiModel.class);
-                StringBuilder APiModelDocument = new StringBuilder();
-                if (annotation.value() != null && !annotation.value().equals("")) {
-                    APiModelDocument.append(aClass + "的文档：value=" + annotation.value().toString() + ".");
-                }
-                if (annotation.description() != null && !annotation.description().equals("")) {
-                    APiModelDocument.append("description=" + annotation.description().toString() + ".");
-                }
-                System.out.println(APiModelDocument.toString());
-            }
-            Field[] declaredFields = aClass.getDeclaredFields();
-            for (Field declaredField : declaredFields) {
-                if (declaredField.isAnnotationPresent(ApiModelProperty.class)) {
-                    ApiModelProperty annotation = declaredField.getAnnotation(ApiModelProperty.class);
-                    StringBuilder ApiModelPropertyDocument = new StringBuilder();
-                    if (annotation.value() != null && !annotation.value().equals("")) {
-//                        System.out.println(declaredField+"的文档是"+annotation.value());
-                        ApiModelPropertyDocument.append(declaredField + "的文档：value=" + annotation.value() + ".");
-                    }
-                    if (annotation.example() != null && !annotation.example().equals("")) {
-//                        System.out.println(declaredField+"的文档是"+annotation.value());
-                        ApiModelPropertyDocument.append("example=" + annotation.example() + ".");
-                    }
-                    System.out.println(ApiModelPropertyDocument.toString());
-                }
-            }
-        }
-    }
-
-    public static boolean isSwagger(Class<?> aClass) {
-        if (aClass.isAnnotationPresent(Entity.class)) {
-            if (aClass.isAnnotationPresent(ApiModel.class)) {
-                return true;
-            }
-        }
-        return false;
-    }
-}

src/main/resources/application.yml

@@ -5,8 +5,6 @@ spring:
       username: root
       password: 123456
       url: jdbc:mysql://localhost:3306/model_layer?serverTimezone=UTC&characterEncoding=UTF-8&useUnicode=true
-    type: com.alibaba.druid.pool.DruidDataSource
-
 
   jpa:
     hibernate:
@@ -15,15 +13,5 @@ spring:
         implicit-strategy: org.hibernate.boot.model.naming.ImplicitNamingStrategyComponentPathImpl
         physical-strategy: org.hibernate.boot.model.naming.PhysicalNamingStrategyStandardImpl
     show-sql: true
-
-
-spring:
-  datasource:
-    username: root
-    password: Huang123+
-    url: jdbc:mysql://47.106.142.73:3306/www?useSSL=false&serverTimezone=UTC&characterEncoding=utf-8&nullCatalogMeansCurrent=true
-    driver-class-name: com.mysql.cj.jdbc.Driver
-  jpa:
-    show-sql: true
-    hibernate:
-      ddl-auto: update
+server:
+  port: 8900
\ No newline at end of file