clazz);
+
+ /**
+ * 连表查询返回Map集合并分页
+ *
+ * @param queryWrapper joinWrapper
+ */
+ > IPage> selectJoinMapsPage(P page, @Param(Constants.WRAPPER) Wrapper queryWrapper);
+}
diff --git a/src/main/java/com/example/mp/mybatis/plus/base/MyBaseService.java b/src/main/java/com/example/mp/mybatis/plus/base/MyBaseService.java
new file mode 100644
index 0000000..31e2b0d
--- /dev/null
+++ b/src/main/java/com/example/mp/mybatis/plus/base/MyBaseService.java
@@ -0,0 +1,91 @@
+package com.example.mp.mybatis.plus.base;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.example.mp.mybatis.plus.func.MyWrapperFunc;
+import com.example.mp.mybatis.plus.wrapper.MyLambdaQueryWrapper;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author yulichang
+ * @see IService
+ */
+public interface MyBaseService extends IService {
+
+ /**
+ * ignore
+ */
+ default DTO selectJoinOne(MyWrapperFunc wrapperFunc, Class clazz) {
+ return selectJoinOne(wrapperFunc.apply(new MyLambdaQueryWrapper<>()), clazz);
+ }
+
+ /**
+ * 连接查询返回一条记录
+ */
+ DTO selectJoinOne(MyLambdaQueryWrapper wrapper, Class clazz);
+
+ /**
+ * ignore
+ */
+ default List selectJoinList(MyWrapperFunc wrapperFunc, Class clazz) {
+ return selectJoinList(wrapperFunc.apply(new MyLambdaQueryWrapper<>()), clazz);
+ }
+
+ /**
+ * 连接查询返回集合
+ */
+ List selectJoinList(MyLambdaQueryWrapper wrapper, Class clazz);
+
+
+ /**
+ * ignore
+ */
+ default > IPage selectJoinListPage(P page, MyWrapperFunc wrapperFunc, Class clazz) {
+ return selectJoinListPage(page, wrapperFunc.apply(new MyLambdaQueryWrapper<>()), clazz);
+ }
+
+ /**
+ * 连接查询返回集合并分页
+ */
+ > IPage selectJoinListPage(P page, MyLambdaQueryWrapper wrapper, Class clazz);
+
+
+ /**
+ * ignore
+ */
+ default Map selectJoinMap(MyWrapperFunc wrapperFunc) {
+ return selectJoinMap(wrapperFunc.apply(new MyLambdaQueryWrapper<>()));
+ }
+
+ /**
+ * 连接查询返回Map
+ */
+ Map selectJoinMap(MyLambdaQueryWrapper wrapper);
+
+ /**
+ * ignore
+ */
+ default List> selectJoinMaps(MyWrapperFunc wrapperFunc) {
+ return selectJoinMaps(wrapperFunc.apply(new MyLambdaQueryWrapper<>()));
+ }
+
+ /**
+ * 连接查询返回Map集合
+ */
+ List> selectJoinMaps(MyLambdaQueryWrapper wrapper);
+
+ /**
+ * ignore
+ */
+ default IPage> selectJoinMapsPage(IPage> page, MyWrapperFunc wrapperFunc) {
+ return selectJoinMapsPage(page, wrapperFunc.apply(new MyLambdaQueryWrapper<>()));
+ }
+
+ /**
+ * 连接查询返回Map集合并分页
+ */
+ IPage> selectJoinMapsPage(IPage> page, MyLambdaQueryWrapper wrapper);
+
+}
diff --git a/src/main/java/com/example/mp/mybatis/plus/base/MyBaseServiceImpl.java b/src/main/java/com/example/mp/mybatis/plus/base/MyBaseServiceImpl.java
new file mode 100644
index 0000000..1a72ed0
--- /dev/null
+++ b/src/main/java/com/example/mp/mybatis/plus/base/MyBaseServiceImpl.java
@@ -0,0 +1,49 @@
+package com.example.mp.mybatis.plus.base;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.example.mp.mybatis.plus.wrapper.MyLambdaQueryWrapper;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author yulichang
+ * @see ServiceImpl
+ */
+public class MyBaseServiceImpl, T extends MyBaseEntity> extends ServiceImpl implements MyBaseService {
+
+
+ @Override
+ public DTO selectJoinOne(MyLambdaQueryWrapper wrapper, Class clazz) {
+ return baseMapper.selectJoinOne(wrapper, clazz);
+
+ }
+
+ @Override
+ public List selectJoinList(MyLambdaQueryWrapper wrapper, Class clazz) {
+ return baseMapper.selectJoinList(wrapper, clazz);
+ }
+
+ @Override
+ public > IPage selectJoinListPage(P page, MyLambdaQueryWrapper wrapper, Class clazz) {
+ return baseMapper.selectJoinPage(page, wrapper, clazz);
+ }
+
+ @Override
+ public Map selectJoinMap(MyLambdaQueryWrapper wrapper) {
+ return baseMapper.selectJoinMap(wrapper);
+ }
+
+ @Override
+ public List> selectJoinMaps(MyLambdaQueryWrapper wrapper) {
+ return baseMapper.selectJoinMaps(wrapper);
+ }
+
+ @Override
+ public IPage> selectJoinMapsPage(IPage> page, MyLambdaQueryWrapper wrapper) {
+ return baseMapper.selectJoinMapsPage(page, wrapper);
+ }
+
+
+}
diff --git a/src/main/java/com/example/mp/mybatis/plus/func/MySFunction.java b/src/main/java/com/example/mp/mybatis/plus/func/MySFunction.java
new file mode 100644
index 0000000..409a1ff
--- /dev/null
+++ b/src/main/java/com/example/mp/mybatis/plus/func/MySFunction.java
@@ -0,0 +1,16 @@
+package com.example.mp.mybatis.plus.func;
+
+
+import com.baomidou.mybatisplus.core.toolkit.support.SFunction;
+import com.example.mp.mybatis.plus.base.MyBaseEntity;
+
+/**
+ * 支持别名的 SFunction
+ *
+ * @author yulichang
+ * @see SFunction
+ */
+@FunctionalInterface
+public interface MySFunction extends SFunction {
+
+}
diff --git a/src/main/java/com/example/mp/mybatis/plus/func/MyWrapperFunc.java b/src/main/java/com/example/mp/mybatis/plus/func/MyWrapperFunc.java
new file mode 100644
index 0000000..587b413
--- /dev/null
+++ b/src/main/java/com/example/mp/mybatis/plus/func/MyWrapperFunc.java
@@ -0,0 +1,13 @@
+package com.example.mp.mybatis.plus.func;
+
+import com.example.mp.mybatis.plus.base.MyBaseEntity;
+import com.example.mp.mybatis.plus.wrapper.MyLambdaQueryWrapper;
+
+/**
+ * @author yulichang
+ */
+@FunctionalInterface
+public interface MyWrapperFunc {
+
+ MyLambdaQueryWrapper apply(MyLambdaQueryWrapper wrapper);
+}
diff --git a/src/main/java/com/example/mp/mybatis/plus/injector/MySqlInjector.java b/src/main/java/com/example/mp/mybatis/plus/injector/MySqlInjector.java
new file mode 100644
index 0000000..10f32e3
--- /dev/null
+++ b/src/main/java/com/example/mp/mybatis/plus/injector/MySqlInjector.java
@@ -0,0 +1,29 @@
+package com.example.mp.mybatis.plus.injector;
+
+import com.baomidou.mybatisplus.core.injector.AbstractMethod;
+import com.baomidou.mybatisplus.core.injector.DefaultSqlInjector;
+import com.example.mp.mybatis.plus.method.*;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+/**
+ * SQL 注入器
+ *
+ * @see DefaultSqlInjector
+ */
+@Component
+public class MySqlInjector extends DefaultSqlInjector {
+
+ @Override
+ public List getMethodList(Class mapperClass) {
+ List list = super.getMethodList(mapperClass);
+ list.add(new SelectJoinOne());
+ list.add(new SelectJoinList());
+ list.add(new SelectJoinPage());
+ list.add(new SelectJoinMap());
+ list.add(new SelectJoinMaps());
+ list.add(new SelectJoinMapsPage());
+ return list;
+ }
+}
diff --git a/src/main/java/com/example/mp/mybatis/plus/interceptor/MyResultInterceptor.java b/src/main/java/com/example/mp/mybatis/plus/interceptor/MyResultInterceptor.java
new file mode 100644
index 0000000..16c0a4a
--- /dev/null
+++ b/src/main/java/com/example/mp/mybatis/plus/interceptor/MyResultInterceptor.java
@@ -0,0 +1,93 @@
+package com.example.mp.mybatis.plus.interceptor;
+
+import com.baomidou.mybatisplus.core.MybatisParameterHandler;
+import com.baomidou.mybatisplus.core.toolkit.ClassUtils;
+import com.baomidou.mybatisplus.core.toolkit.StringUtils;
+import net.sf.cglib.beans.BeanMap;
+import org.apache.ibatis.executor.resultset.DefaultResultSetHandler;
+import org.apache.ibatis.executor.resultset.ResultSetHandler;
+import org.apache.ibatis.plugin.*;
+import org.springframework.stereotype.Component;
+
+import java.lang.reflect.Field;
+import java.sql.Statement;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+
+/**
+ * 结果封装
+ *
+ * @author yulichang
+ */
+@Component
+@Intercepts({@Signature(type = ResultSetHandler.class, method = "handleResultSets", args = {Statement.class})})
+public class MyResultInterceptor implements Interceptor {
+
+
+ @Override
+ public Object intercept(Invocation invocation) throws Throwable {
+ DefaultResultSetHandler handler = (DefaultResultSetHandler) invocation.getTarget();
+ Object result = invocation.proceed();
+ if (Objects.isNull(result)) {
+ return null;
+ }
+ Class val = getFieldVal(handler);
+ if (val == null) {
+ return result;
+ }
+ if (result instanceof ArrayList) {
+ List