添加默认常用的函数的实现

ruoyi-plugins/ruoyi-mybatis-jpa/src/main/java/com/ruoyi/mybatis/mapper/JPAMapper.java

@@ -0,0 +1,30 @@
+package com.ruoyi.mybatis.mapper;
+
+import java.util.List;
+
+import org.apache.ibatis.annotations.DeleteProvider;
+import org.apache.ibatis.annotations.InsertProvider;
+import org.apache.ibatis.annotations.Options;
+import org.apache.ibatis.annotations.SelectProvider;
+import org.apache.ibatis.annotations.UpdateProvider;
+
+import com.ruoyi.common.core.domain.BaseEntity;
+import com.ruoyi.mybatis.utils.SQLUtil;
+
+public interface JPAMapper<T extends BaseEntity> {
+    @SelectProvider(value = SQLUtil.class, method = "selectById")
+    public T selectById(T entity);
+
+    @SelectProvider(value = SQLUtil.class, method = "list")
+    public List<T> selectList(T entity);
+
+    @InsertProvider(value = SQLUtil.class, method = "insert")
+    @Options(useGeneratedKeys = true)
+    public int insert(T entity);
+
+    @UpdateProvider(value = SQLUtil.class, method = "update")
+    public int update(T entity);
+
+    @DeleteProvider(value = SQLUtil.class, method = "deleteById")
+    public int deleteById(T entity);
+}

ruoyi-plugins/ruoyi-mybatis-jpa/src/main/java/com/ruoyi/mybatis/service/JPAService.java

@@ -0,0 +1,18 @@
+package com.ruoyi.mybatis.service;
+
+import java.util.List;
+
+import com.ruoyi.common.core.domain.BaseEntity;
+
+public interface JPAService<T extends BaseEntity> {
+
+    public T get(T entity);
+
+    public List<T> list(T entity);
+
+    public int add(T entity);
+
+    public int update(T entity);
+
+    public int del(T entity);
+}

ruoyi-plugins/ruoyi-mybatis-jpa/src/main/java/com/ruoyi/mybatis/service/impl/JPAServiceImpl.java

@@ -0,0 +1,40 @@
+package com.ruoyi.mybatis.service.impl;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.ruoyi.common.core.domain.BaseEntity;
+import com.ruoyi.mybatis.mapper.JPAMapper;
+import com.ruoyi.mybatis.service.JPAService;
+
+public class JPAServiceImpl<T extends BaseEntity> implements JPAService<T> {
+
+    @Autowired
+    private JPAMapper<T> mapper;
+
+    @Override
+    public T get(T entity) {
+        return mapper.selectById(entity);
+    };
+
+    @Override
+    public List<T> list(T entity) {
+        return mapper.selectList(entity);
+    }
+
+    @Override
+    public int add(T entity) {
+        return mapper.insert(entity);
+    }
+
+    @Override
+    public int update(T entity) {
+        return mapper.update(entity);
+    }
+
+    @Override
+    public int del(T entity) {
+        return mapper.deleteById(entity);
+    }
+}