优化

mybatis-plus-join-core/src/main/java/com/github/yulichang/config/MappingConfig.java

@@ -14,7 +14,7 @@ public class MappingConfig {
 
     public MappingConfig() {
         TableInfoHelper.getTableInfos().forEach(i ->
-                MPJTableInfoHelper.initTableInfo(i.getEntityType(), MPJTableMapperHelper.get(i.getEntityType())));
+                MPJTableInfoHelper.initTableInfo(i.getEntityType(), MPJTableMapperHelper.getMapper(i.getEntityType())));
     }
 
 }

mybatis-plus-join-core/src/main/java/com/github/yulichang/interceptor/MPJInterceptor.java

@@ -5,7 +5,9 @@ import com.baomidou.mybatisplus.core.metadata.TableInfo;
 import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
 import com.baomidou.mybatisplus.core.toolkit.*;
 import com.github.yulichang.interfaces.MPJBaseJoin;
+import com.github.yulichang.mapper.MPJTableMapperHelper;
 import com.github.yulichang.method.MPJResultType;
+import com.github.yulichang.query.MPJQueryWrapper;
 import com.github.yulichang.toolkit.Constant;
 import com.github.yulichang.toolkit.MPJReflectionKit;
 import com.github.yulichang.toolkit.support.SelectColumn;
@@ -93,14 +95,26 @@ public class MPJInterceptor implements Interceptor {
     /**
      * 获取MappedStatement
      */
+    @SuppressWarnings("rawtypes")
     public MappedStatement getMappedStatement(MappedStatement ms, Class<?> resultType, Object ew) {
         String id = ms.getId() + StringPool.UNDERSCORE + resultType.getName();
-
-        if (ew instanceof MPJLambdaWrapper && ((MPJLambdaWrapper<?>) ew).isResultMap()) {
+        if (ew instanceof MPJLambdaWrapper) {
+            MPJLambdaWrapper wrapper = (MPJLambdaWrapper) ew;
+            wrapper.setEntityClass(MPJTableMapperHelper.getEntity(getEntity(ms.getId())));
+            //TODO 重构缓存 -> 根据sql缓存
             //不走缓存
+        }
+        if (ew instanceof MPJQueryWrapper) {
+            MPJQueryWrapper wrapper = (MPJQueryWrapper) ew;
+            return getCache(ms, id + wrapper.getSqlSelect(), resultType, ew);
+        }
         return buildMappedStatement(ms, resultType, ew, id);
     }
-        //走缓存
+
+    /**
+     * 走缓存
+     */
+    private MappedStatement getCache(MappedStatement ms, String id, Class<?> resultType, Object ew) {
         Map<Configuration, MappedStatement> statementMap = MS_CACHE.get(id);
         if (CollectionUtils.isNotEmpty(statementMap)) {
             MappedStatement statement = statementMap.get(ms.getConfiguration());
@@ -238,7 +252,7 @@ public class MPJInterceptor implements Interceptor {
         for (Result r : resultList) {
             String columnName = r.getColumn();
             //列名去重
-            columnName = getColumn(columnSet, columnName);
+            columnName = getColumn(columnSet, StringUtils.getTargetColumn(columnName));
             columnList.add(SelectColumn.of(mybatisLabel.getEntityClass(), r.getColumn(), null,
                     Objects.equals(columnName, r.getColumn()) ? null : columnName, null, null, true, null));
             ResultMapping.Builder builder = new ResultMapping.Builder(ms.getConfiguration(), r.getProperty(),
@@ -320,7 +334,7 @@ public class MPJInterceptor implements Interceptor {
             pool.add(columnName);
             return columnName;
         }
-        columnName = "join_" + StringUtils.getTargetColumn(columnName);
+        columnName = "join_" + columnName;
         return getColumn(pool, columnName);
     }
 
@@ -339,9 +353,11 @@ public class MPJInterceptor implements Interceptor {
                 List<ResultMapping> resultMappingList = new ArrayList<>(resultMappings);
                 //复制不存在的resultMapping
                 for (Field i : fieldList) {
+                    if (MPJReflectionKit.isPrimitiveOrWrapper(i.getType())) {
                         resultMappingList.add(new ResultMapping.Builder(ms.getConfiguration(),
                                 i.getName(), i.getName(), i.getType()).build());
                     }
+                }
                 return new ResultMap.Builder(ms.getConfiguration(), id, resultType, resultMappingList).build();
             }
         }
@@ -360,9 +376,17 @@ public class MPJInterceptor implements Interceptor {
     /**
      * 往 Configuration 添加resultMap
      */
-    public synchronized static void addResultMap(MappedStatement ms, String key, ResultMap resultMap) {
+    private synchronized static void addResultMap(MappedStatement ms, String key, ResultMap resultMap) {
         if (!ms.getConfiguration().getResultMapNames().contains(key)) {
             ms.getConfiguration().addResultMap(resultMap);
         }
     }
+
+    private Class<?> getEntity(String id) {
+        try {
+            return Class.forName(id.substring(0, id.lastIndexOf(StringPool.DOT)));
+        } catch (ClassNotFoundException e) {
+            return null;
+        }
+    }
 }

mybatis-plus-join-core/src/main/java/com/github/yulichang/mapper/MPJTableMapperHelper.java

@@ -12,14 +12,24 @@ import java.util.concurrent.ConcurrentHashMap;
 public class MPJTableMapperHelper {
 
     private static final Map<Class<?>, Class<?>> CACHE = new ConcurrentHashMap<>();
+    private static final Map<Class<?>, Class<?>> CACHE_REVERSE = new ConcurrentHashMap<>();
+
 
     public static void init(Class<?> clazz, Class<?> mapper) {
         if (clazz != null) {
             CACHE.put(clazz, mapper);
         }
+        if (mapper != null) {
+            CACHE_REVERSE.put(mapper, clazz);
+        }
     }
 
-    public static Class<?> get(Class<?> clazz) {
+    public static Class<?> getMapper(Class<?> clazz) {
         return CACHE.get(clazz);
     }
+
+    public static Class<?> getEntity(Class<?> clazz) {
+        return CACHE_REVERSE.get(clazz);
+    }
+
 }

mybatis-plus-join-core/src/main/java/com/github/yulichang/method/MPJBaseMethod.java

@@ -26,9 +26,9 @@ public interface MPJBaseMethod extends Constants {
             String sqlScript = getAllSqlWhere(table, true, true, WRAPPER_ENTITY_DOT);
             sqlScript = SqlScriptUtils.convertIf(sqlScript, String.format("%s != null", WRAPPER_ENTITY), true);
             sqlScript += NEWLINE;
-            sqlScript += (NEWLINE + getLogicDeleteSql(table, true, true) + NEWLINE);
+            sqlScript += SqlScriptUtils.convertIf(getLogicDeleteSql(table, true, true), String.format("%s.logicSql", WRAPPER), true);
             if (ConfigProperties.subTableLogic) {
-                sqlScript += (String.format("${%s.logicSql}", WRAPPER));
+                sqlScript += (NEWLINE + String.format("${%s.subLogicSql}", WRAPPER));
             }
             String normalSqlScript = SqlScriptUtils.convertIf(String.format("AND ${%s}", WRAPPER_SQLSEGMENT), String.format("%s != null and %s != '' and %s", WRAPPER_SQLSEGMENT, WRAPPER_SQLSEGMENT, WRAPPER_NONEMPTYOFNORMAL), true);
             normalSqlScript += NEWLINE;
@@ -42,7 +42,7 @@ public interface MPJBaseMethod extends Constants {
             sqlScript = SqlScriptUtils.convertIf(sqlScript, String.format("%s != null", WRAPPER_ENTITY), true);
             sqlScript += NEWLINE;
             if (ConfigProperties.subTableLogic) {
-                sqlScript += (String.format("${%s.logicSql}", WRAPPER) + NEWLINE);
+                sqlScript += (String.format("${%s.subLogicSql}", WRAPPER) + NEWLINE);
             }
             sqlScript += SqlScriptUtils.convertIf(String.format("AND ${%s}", WRAPPER_SQLSEGMENT), String.format("%s != null and %s != '' and %s", WRAPPER_SQLSEGMENT, WRAPPER_SQLSEGMENT, WRAPPER_NONEMPTYOFWHERE), true);
             sqlScript = SqlScriptUtils.convertWhere(sqlScript) + NEWLINE;

mybatis-plus-join-core/src/main/java/com/github/yulichang/query/MPJQueryWrapper.java

@@ -8,6 +8,7 @@ import com.baomidou.mybatisplus.core.metadata.TableFieldInfo;
 import com.baomidou.mybatisplus.core.metadata.TableInfo;
 import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
 import com.baomidou.mybatisplus.core.toolkit.*;
+import com.github.yulichang.config.ConfigProperties;
 import com.github.yulichang.query.interfaces.MPJJoin;
 import com.github.yulichang.toolkit.Constant;
 import com.github.yulichang.toolkit.MPJWrappers;
@@ -60,6 +61,10 @@ public class MPJQueryWrapper<T> extends AbstractWrapper<T, String, MPJQueryWrapp
      * 是否 select distinct
      */
     private boolean selectDistinct = false;
+    /**
+     * 主表逻辑删除
+     */
+    private boolean logicSql = ConfigProperties.subTableLogic;
 
 
     public MPJQueryWrapper() {
@@ -207,10 +212,33 @@ public class MPJQueryWrapper<T> extends AbstractWrapper<T, String, MPJQueryWrapp
     /**
      * 逻辑删除
      */
-    public String getLogicSql() {
+    public String getSubLogicSql() {
         return StringPool.EMPTY;
     }
 
+    /**
+     * 关闭主表逻辑删除
+     */
+    public MPJQueryWrapper<T> disableLogicDel() {
+        this.logicSql = false;
+        return typedThis;
+    }
+
+    /**
+     * 启用主表逻辑删除
+     */
+    public MPJQueryWrapper<T> enableLogicDel() {
+        this.logicSql = true;
+        return typedThis;
+    }
+
+    /**
+     * 逻辑删除
+     */
+    public boolean getLogicSql() {
+        return logicSql;
+    }
+
     /**
      * 返回一个支持 lambda 函数写法的 wrapper
      */

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/MPJAbstractLambdaWrapper.java

@@ -5,6 +5,7 @@ import com.baomidou.mybatisplus.core.toolkit.support.SFunction;
 import com.github.yulichang.toolkit.Constant;
 import com.github.yulichang.toolkit.LambdaUtils;
 import com.github.yulichang.toolkit.support.ColumnCache;
+import lombok.Getter;
 
 import java.util.Arrays;
 import java.util.HashMap;
@@ -32,18 +33,19 @@ public abstract class MPJAbstractLambdaWrapper<T, Children extends MPJAbstractLa
     protected Map<Class<?>, Map<String, ColumnCache>> columnMap = new HashMap<>();
 
     @Override
-    protected <X> String columnToString(X column) {
-        return columnToString((SFunction<?, ?>) column);
+    protected <X> String columnToString(X column, boolean isJoin) {
+        return columnToString((SFunction<?, ?>) column, isJoin);
     }
 
     @Override
     @SafeVarargs
-    protected final <X> String columnsToString(X... columns) {
-        return Arrays.stream(columns).map(i -> columnToString((SFunction<?, ?>) i)).collect(joining(StringPool.COMMA));
+    protected final <X> String columnsToString(boolean isJoin, X... columns) {
+        return Arrays.stream(columns).map(i -> columnToString((SFunction<?, ?>) i, isJoin)).collect(joining(StringPool.COMMA));
     }
 
-    protected String columnToString(SFunction<?, ?> column) {
-        return Constant.TABLE_ALIAS + getDefault(subTable.get(LambdaUtils.getEntityClass(column))) + StringPool.DOT +
+    protected String columnToString(SFunction<?, ?> column, boolean isJoin) {
+        Class<?> entityClass = LambdaUtils.getEntityClass(column);
+        return Constant.TABLE_ALIAS + getDefault(entityClass, isJoin) + StringPool.DOT +
                 getCache(column).getColumn();
     }
 
@@ -57,9 +59,27 @@ public abstract class MPJAbstractLambdaWrapper<T, Children extends MPJAbstractLa
         return cacheMap.get(LambdaUtils.formatKey(LambdaUtils.getName(fn)));
     }
 
-    protected String getDefault(Integer i) {
-        if (Objects.nonNull(i)) {
-            return i.toString();
+    protected String getDefault(Class<?> clazz, boolean isJoin) {
+        Integer index = subTable.get(clazz);
+        if (Objects.nonNull(index)) {
+            if (getEntityClass() == null) {
+                return index.toString();
+            }
+            if (isJoin && joinClass == getEntityClass()) {
+                return StringPool.EMPTY;
+            }
+            return index.toString();
+        }
+        return StringPool.EMPTY;
+    }
+
+    protected String getDefaultSelect(Class<?> clazz, boolean myself) {
+        Integer index = subTable.get(clazz);
+        if (Objects.nonNull(index)) {
+            if (myself) {
+                return StringPool.EMPTY;
+            }
+            return index.toString();
         }
         return StringPool.EMPTY;
     }

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/MPJAbstractWrapper.java

@@ -16,6 +16,7 @@ import com.github.yulichang.wrapper.interfaces.Compare;
 import com.github.yulichang.wrapper.interfaces.Func;
 import com.github.yulichang.wrapper.interfaces.Join;
 import com.github.yulichang.wrapper.interfaces.on.OnCompare;
+import lombok.Getter;
 
 import java.util.*;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -59,6 +60,10 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
      * SQL起始语句
      */
     protected SharedString sqlFirst;
+    /**
+     * ON sql wrapper集合
+     */
+    protected final List<MPJLambdaWrapper<T>> onWrappers = new ArrayList<>();
     /**
      * ß
      * 数据库表映射实体类
@@ -69,6 +74,11 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
      * 实体类型(主要用于确定泛型以及取TableInfo缓存)
      */
     private Class<T> entityClass;
+    /**
+     * 连表实体类 on 条件 func 使用
+     */
+    @Getter
+    protected Class<?> joinClass;
 
     @Override
     public T getEntity() {
@@ -89,6 +99,7 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
 
     public Children setEntityClass(Class<T> entityClass) {
         if (entityClass != null) {
+            onWrappers.forEach(i -> i.setEntityClass(entityClass));
             this.entityClass = entityClass;
         }
         return typedThis;
@@ -180,13 +191,13 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
 
     @Override
     public <X> Children between(boolean condition, SFunction<X, ?> column, Object val1, Object val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), BETWEEN,
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), BETWEEN,
                 () -> formatParam(null, val1), AND, () -> formatParam(null, val2)));
     }
 
     @Override
     public <X> Children notBetween(boolean condition, SFunction<X, ?> column, Object val1, Object val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), NOT_BETWEEN,
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), NOT_BETWEEN,
                 () -> formatParam(null, val1), AND, () -> formatParam(null, val2)));
     }
 
@@ -258,43 +269,43 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
 
     @Override
     public <X> Children isNull(boolean condition, SFunction<X, ?> column) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), IS_NULL));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), IS_NULL));
     }
 
     @Override
     public <X> Children isNotNull(boolean condition, SFunction<X, ?> column) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), IS_NOT_NULL));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), IS_NOT_NULL));
     }
 
     @Override
     public <X> Children in(boolean condition, SFunction<X, ?> column, Collection<?> coll) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), IN, inExpression(coll)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), IN, inExpression(coll)));
     }
 
     @Override
     public <X> Children in(boolean condition, SFunction<X, ?> column, Object... values) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), IN, inExpression(values)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), IN, inExpression(values)));
     }
 
     @Override
     public <X> Children notIn(boolean condition, SFunction<X, ?> column, Collection<?> coll) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), NOT_IN, inExpression(coll)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), NOT_IN, inExpression(coll)));
     }
 
     @Override
     public <X> Children notIn(boolean condition, SFunction<X, ?> column, Object... values) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), NOT_IN, inExpression(values)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), NOT_IN, inExpression(values)));
     }
 
     @Override
     public <X> Children inSql(boolean condition, SFunction<X, ?> column, String inValue) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), IN,
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), IN,
                 () -> String.format("(%s)", inValue)));
     }
 
     @Override
     public <X> Children notInSql(boolean condition, SFunction<X, ?> column, String inValue) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), NOT_IN,
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), NOT_IN,
                 () -> String.format("(%s)", inValue)));
     }
 
@@ -302,7 +313,7 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
     public <R> Children groupBy(boolean condition, List<SFunction<R, ?>> columns) {
         return maybeDo(condition, () -> {
             if (CollectionUtils.isNotEmpty(columns)) {
-                String one = (StringPool.COMMA + columnsToString(columns));
+                String one = (StringPool.COMMA + columnsToString(false, columns));
                 final String finalOne = one;
                 appendSqlSegments(GROUP_BY, () -> finalOne);
             }
@@ -312,9 +323,9 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
     @Override
     public <X> Children groupBy(boolean condition, SFunction<X, ?> column, SFunction<X, ?>... columns) {
         return maybeDo(condition, () -> {
-            String one = columnToString(column);
+            String one = columnToString(column, false);
             if (ArrayUtils.isNotEmpty(columns)) {
-                one += (StringPool.COMMA + columnsToString(columns));
+                one += (StringPool.COMMA + columnsToString(false, columns));
             }
             final String finalOne = one;
             appendSqlSegments(GROUP_BY, () -> finalOne);
@@ -327,7 +338,7 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
             final SqlKeyword mode = ASC;
             if (CollectionUtils.isNotEmpty(columns)) {
                 columns.forEach(c -> appendSqlSegments(ORDER_BY,
-                        columnToSqlSegment(columnSqlInjectFilter(c)), mode));
+                        columnToSqlSegment(columnSqlInjectFilter(c), false), mode));
             }
         });
     }
@@ -338,7 +349,7 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
             final SqlKeyword mode = DESC;
             if (CollectionUtils.isNotEmpty(columns)) {
                 columns.forEach(c -> appendSqlSegments(ORDER_BY,
-                        columnToSqlSegment(columnSqlInjectFilter(c)), mode));
+                        columnToSqlSegment(columnSqlInjectFilter(c), false), mode));
             }
         });
     }
@@ -347,10 +358,10 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
     public <X> Children orderBy(boolean condition, boolean isAsc, SFunction<X, ?> column, SFunction<X, ?>... columns) {
         return maybeDo(condition, () -> {
             final SqlKeyword mode = isAsc ? ASC : DESC;
-            appendSqlSegments(ORDER_BY, columnToSqlSegment(column), mode);
+            appendSqlSegments(ORDER_BY, columnToSqlSegment(column, false), mode);
             if (ArrayUtils.isNotEmpty(columns)) {
                 Arrays.stream(columns).forEach(c -> appendSqlSegments(ORDER_BY,
-                        columnToSqlSegment(columnSqlInjectFilter(c)), mode));
+                        columnToSqlSegment(columnSqlInjectFilter(c), false), mode));
             }
         });
     }
@@ -397,7 +408,7 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
      * <p>拼接 LIKE 以及 值</p>
      */
     protected <X> Children likeValue(boolean condition, SqlKeyword keyword, SFunction<X, ?> column, Object val, SqlLike sqlLike) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), keyword,
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), keyword,
                 () -> formatParam(null, SqlUtils.concatLike(val, sqlLike))));
     }
 
@@ -410,13 +421,13 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
      * @param val        条件值
      */
     protected <X> Children addCondition(boolean condition, SFunction<X, ?> column, SqlKeyword sqlKeyword, Object val) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), sqlKeyword,
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, true), sqlKeyword,
                 () -> formatParam(null, val)));
     }
 
     protected <X, S> Children addCondition(boolean condition, SFunction<X, ?> column, SqlKeyword sqlKeyword, SFunction<S, ?> val) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), sqlKeyword,
-                columnToSqlSegment(val)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), sqlKeyword,
+                columnToSqlSegment(val, true)));
     }
 
     /**
@@ -598,14 +609,14 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
     /**
      * 获取 columnName
      */
-    protected final <X> ISqlSegment columnToSqlSegment(SFunction<X, ?> column) {
-        return () -> columnToString(column);
+    protected final <X> ISqlSegment columnToSqlSegment(SFunction<X, ?> column, boolean isJoin) {
+        return () -> columnToString(column, isJoin);
     }
 
     /**
      * 获取 columnName
      */
-    protected <X> String columnToString(X column) {
+    protected <X> String columnToString(X column, boolean isJoin) {
         return (String) column;
     }
 
@@ -614,8 +625,8 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
      *
      * @param columns 多字段
      */
-    protected <X> String columnsToString(X... columns) {
-        return Arrays.stream(columns).map(this::columnToString).collect(joining(StringPool.COMMA));
+    protected <X> String columnsToString(boolean isJoin, X... columns) {
+        return Arrays.stream(columns).map(i -> this.columnToString(i, isJoin)).collect(joining(StringPool.COMMA));
     }
 
     @Override
@@ -667,33 +678,33 @@ public abstract class MPJAbstractWrapper<T, Children extends MPJAbstractWrapper<
 
     @Override
     public <R, S, U> Children between(boolean condition, SFunction<R, ?> column, SFunction<S, ?> val1, SFunction<U, ?> val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), BETWEEN,
-                columnToSqlSegment(val1), AND, columnToSqlSegment(val2)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), BETWEEN,
+                columnToSqlSegment(val1, true), AND, columnToSqlSegment(val2, true)));
     }
 
     public <R, S> Children between(boolean condition, SFunction<R, ?> column, Object val1, SFunction<S, ?> val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), BETWEEN,
-                () -> formatParam(null, val1), AND, columnToSqlSegment(val2)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), BETWEEN,
+                () -> formatParam(null, val1), AND, columnToSqlSegment(val2, true)));
     }
 
     public <R, S> Children between(boolean condition, SFunction<R, ?> column, SFunction<S, ?> val1, Object val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), BETWEEN,
-                columnToSqlSegment(val1), AND, () -> formatParam(null, val2)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), BETWEEN,
+                columnToSqlSegment(val1, true), AND, () -> formatParam(null, val2)));
     }
 
     @Override
     public <R, S, U> Children notBetween(boolean condition, SFunction<R, ?> column, SFunction<S, ?> val1, SFunction<U, ?> val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), NOT_BETWEEN,
-                columnToSqlSegment(val1), AND, columnToSqlSegment(val2)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), NOT_BETWEEN,
+                columnToSqlSegment(val1, true), AND, columnToSqlSegment(val2, true)));
     }
 
     public <R, U> Children notBetween(boolean condition, SFunction<R, ?> column, Object val1, SFunction<U, ?> val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), NOT_BETWEEN,
-                () -> formatParam(null, val1), AND, columnToSqlSegment(val2)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), NOT_BETWEEN,
+                () -> formatParam(null, val1), AND, columnToSqlSegment(val2, true)));
     }
 
     public <R, S> Children notBetween(boolean condition, SFunction<R, ?> column, SFunction<S, ?> val1, Object val2) {
-        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column), NOT_BETWEEN,
-                columnToSqlSegment(val1), AND, () -> formatParam(null, val2)));
+        return maybeDo(condition, () -> appendSqlSegments(columnToSqlSegment(column, false), NOT_BETWEEN,
+                columnToSqlSegment(val1, true), AND, () -> formatParam(null, val2)));
     }
 }

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/MPJLambdaWrapper.java

@@ -54,10 +54,6 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
      */
     @Getter
     private final List<SelectColumn> selectColumns = new ArrayList<>();
-    /**
-     * ON sql wrapper集合
-     */
-    private final List<MPJLambdaWrapper<?>> onWrappers = new ArrayList<>();
     /**
      * 映射关系
      */
@@ -68,6 +64,11 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
      */
     @Getter
     private boolean resultMap = false;
+    /**
+     * 是否自定义resultMap 自动构建不算
+     */
+    @Getter
+    private boolean customResult = false;
     /**
      * 查询字段 sql
      */
@@ -85,12 +86,14 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
      */
     @Getter
     private String keyWord;
-
     /**
-     * 连表实体类 on 条件 func 使用
+     * 副表逻辑删除开关
      */
-    @Getter
-    private Class<?> joinClass;
+    private boolean subLogicSql = ConfigProperties.subTableLogic;
+    /**
+     * 主表逻辑删除开关
+     */
+    private boolean logicSql = true;
 
     /**
      * 不建议直接 new 该实例，使用 MPJWrappers.<UserDO>lambdaQuery()
@@ -225,7 +228,9 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
         Class<?> genericType = MPJReflectionKit.getGenericType(field);
         Class<Z> ofType = (Class<Z>) genericType;
         MybatisLabel.Builder<C, Z> builder = new MybatisLabel.Builder<>(dtoFieldName, child, field.getType(), ofType, false);
-        this.resultMapMybatisLabel.add(collection.apply(builder).build());
+        MybatisLabel.Builder<C, Z> czBuilder = collection.apply(builder);
+        this.customResult = czBuilder.hasCustom();
+        this.resultMapMybatisLabel.add(czBuilder.build());
         return typedThis;
     }
 
@@ -260,7 +265,9 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
         this.resultMap = true;
         Assert.isFalse(Collection.class.isAssignableFrom(field.getType()), "association 不支持集合类");
         MybatisLabel.Builder<C, F> builder = new MybatisLabel.Builder<>(dtoFieldName, child, field.getType(), (Class<F>) child, false);
-        this.resultMapMybatisLabel.add(collection.apply(builder).build());
+        MybatisLabel.Builder<C, F> cfBuilder = collection.apply(builder);
+        this.customResult = cfBuilder.hasCustom();
+        this.resultMapMybatisLabel.add(cfBuilder.build());
         return typedThis;
     }
 
@@ -331,7 +338,7 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
     public String getSqlSelect() {
         if (StringUtils.isBlank(sqlSelect.getStringValue()) && CollectionUtils.isNotEmpty(selectColumns)) {
             String s = selectColumns.stream().map(i -> {
-                String str = Constant.TABLE_ALIAS + getDefault(subTable.get(i.getClazz())) + StringPool.DOT + i.getColumnName();
+                String str = Constant.TABLE_ALIAS + getDefaultSelect(i.getClazz(), (i.getClazz() == getEntityClass() && !i.isLabel())) + StringPool.DOT + i.getColumnName();
                 return (i.getFuncEnum() == null ? str : String.format(i.getFuncEnum().getSql(), str)) +
                         (StringUtils.isBlank(i.getAlias()) ? StringPool.EMPTY : (Constant.AS + i.getAlias()));
             }).collect(Collectors.joining(StringPool.COMMA));
@@ -393,11 +400,41 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
         subTable.clear();
     }
 
+    /**
+     * 关闭副表逻辑删除
+     * <p>
+     * 副表逻辑删除默认在where语句中
+     * 但有时候需要让它出现在on语句中, 这两种写法区别还是很大的
+     * 所以可以关闭副表逻辑删除, 通过on语句多条件, 自己实现on语句的逻辑删除
+     */
+    public MPJLambdaWrapper<T> disableSubLogicDel() {
+        this.subLogicSql = false;
+        return typedThis;
+    }
+
+    public MPJLambdaWrapper<T> enableSubLogicDel() {
+        this.subLogicSql = true;
+        return typedThis;
+    }
+
+    /**
+     * 关闭主表逻辑删除
+     */
+    public MPJLambdaWrapper<T> disableLogicDel() {
+        this.logicSql = false;
+        return typedThis;
+    }
+
+    public MPJLambdaWrapper<T> enableLogicDel() {
+        this.logicSql = true;
+        return typedThis;
+    }
+
     /**
      * 副表部分逻辑删除支持
      */
-    public String getLogicSql() {
-        if (ConfigProperties.subTableLogic) {
+    public String getSubLogicSql() {
+        if (subLogicSql) {
             if (CollectionUtils.isEmpty(subTable)) {
                 return StringPool.EMPTY;
             }
@@ -407,9 +444,16 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
         return StringPool.EMPTY;
     }
 
+    /**
+     * 主表部分逻辑删除支持
+     */
+    public boolean getLogicSql() {
+        return this.logicSql;
+    }
+
     @Override
-    public <R> MPJLambdaWrapper<T> join(String keyWord, Class<R> clazz, OnFunction function) {
-        MPJLambdaWrapper<?> apply = function.apply(instance(keyWord, clazz));
+    public <R> MPJLambdaWrapper<T> join(String keyWord, Class<R> clazz, OnFunction<T> function) {
+        MPJLambdaWrapper<T> apply = function.apply(instance(keyWord, clazz));
         subTable.put(clazz, tableIndex);
         onWrappers.add(apply);
         tableIndex++;

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/interfaces/LambdaJoin.java

@@ -23,14 +23,14 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
     }
 
     /**
-     * left join
+     * left join 多条件
      * <p>
      * 例 leftJoin(UserDO.class, on -> on.eq(UserDO::getId,UserAddressDO::getUserId).le().gt()...)
      *
      * @param clazz    关联实体类
      * @param function 条件
      */
-    default <T> Children leftJoin(Class<T> clazz, OnFunction function) {
+    default <T> Children leftJoin(Class<T> clazz, OnFunction<Entity> function) {
         return join(Constant.LEFT_JOIN, clazz, function);
     }
 
@@ -44,7 +44,7 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
     /**
      * ignore 参考 left join
      */
-    default <T> Children rightJoin(Class<T> clazz, OnFunction function) {
+    default <T> Children rightJoin(Class<T> clazz, OnFunction<Entity> function) {
         return join(Constant.RIGHT_JOIN, clazz, function);
     }
 
@@ -58,7 +58,7 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
     /**
      * ignore 参考 left join
      */
-    default <T> Children innerJoin(Class<T> clazz, OnFunction function) {
+    default <T> Children innerJoin(Class<T> clazz, OnFunction<Entity> function) {
         return join(Constant.INNER_JOIN, clazz, function);
     }
 
@@ -73,7 +73,7 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
     /**
      * ignore 参考 left join
      */
-    default <T> Children fullJoin(Class<T> clazz, OnFunction function) {
+    default <T> Children fullJoin(Class<T> clazz, OnFunction<Entity> function) {
         return join(Constant.FULL_JOIN, clazz, function);
     }
 
@@ -84,5 +84,5 @@ public interface LambdaJoin<Children, Entity> extends MPJBaseJoin<Entity> {
      * @param clazz    连表实体类
      * @param function 关联条件
      */
-    <T> Children join(String keyWord, Class<T> clazz, OnFunction function);
+    <T> Children join(String keyWord, Class<T> clazz, OnFunction<Entity> function);
 }

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/interfaces/on/OnFunction.java

@@ -9,7 +9,7 @@ import com.github.yulichang.wrapper.MPJLambdaWrapper;
  * @since 1.1.8
  */
 @FunctionalInterface
-public interface OnFunction {
+public interface OnFunction<T> {
 
-    MPJLambdaWrapper<?> apply(MPJLambdaWrapper<?> wrapper);
+    MPJLambdaWrapper<T> apply(MPJLambdaWrapper<T> wrapper);
 }

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/resultmap/MybatisLabel.java

@@ -178,6 +178,9 @@ public class MybatisLabel<E, T> {
             return this;
         }
 
+        public boolean hasCustom(){
+            return CollectionUtils.isNotEmpty(mybatisLabel.resultList) || CollectionUtils.isNotEmpty(mybatisLabel.mybatisLabels);
+        }
 
         public MybatisLabel<E, T> build() {
             if (CollectionUtils.isEmpty(mybatisLabel.resultList)) {

mybatis-plus-join-test/README.md

@@ -0,0 +1,5 @@
+## mybatis plus join 测试模块
+
+- test-collection : 对多或对一查询测试工程
+- test-join : 连表查询测试类
+- test-mapping : 注解映射测试工程

mybatis-plus-join-test/test-collection/src/main/java/com/github/yulichang/test/collection/enums/Sex.java

@@ -1,24 +0,0 @@
-package com.github.yulichang.test.collection.enums;
-
-import com.baomidou.mybatisplus.annotation.EnumValue;
-import lombok.Getter;
-import lombok.ToString;
-
-@Getter
-@ToString
-public enum Sex {
-
-    MAN(0, "男"),
-
-    WOMAN(1, "女");
-
-    @EnumValue
-    private final int code;
-    private final String des;
-
-    Sex(int code, String des) {
-        this.code = code;
-        this.des = des;
-    }
-
-}

mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/dto/TableDTO.java

@@ -1,61 +0,0 @@
-package com.github.yulichang.test.join.dto;
-
-import lombok.Data;
-
-import java.util.List;
-
-@Data
-public class TableDTO {
-
-    private Integer id;
-
-    private String name;
-
-    private List<TableBDTO> bbList;
-
-    @Data
-    public static class TableBDTO {
-
-        private Integer id;
-
-        private Integer aid;
-
-        private String name;
-
-        private List<TableCDTO> ccList;
-    }
-
-    @Data
-    public static class TableCDTO {
-
-        private Integer id;
-
-        private Integer bid;
-
-        private String name;
-
-        private List<TableDDTO> ddList;
-    }
-
-    @Data
-    public static class TableDDTO {
-
-        private Integer id;
-
-        private Integer cid;
-
-        private String name;
-
-        private List<TableEDTO> eeList;
-    }
-
-    @Data
-    public static class TableEDTO {
-
-        private Integer id;
-
-        private Integer did;
-
-        private String name;
-    }
-}

mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/dto/UserDTO.java

@@ -1,5 +1,6 @@
 package com.github.yulichang.test.join.dto;
 
+import com.github.yulichang.test.join.entity.UserDO;
 import com.github.yulichang.test.join.enums.Sex;
 import lombok.Data;
 import lombok.ToString;
@@ -35,7 +36,9 @@ public class UserDTO {
     /** area */
     private String city;
     /** area */
-    private String area;
+    private Map<String, String> area;
 
     private List<AddressDTO> addressList;
+
+    private List<UserDO> children;
 }

mybatis-plus-join-test/test-join/src/main/java/com/github/yulichang/test/join/entity/UserDO.java

@@ -11,20 +11,23 @@ import lombok.EqualsAndHashCode;
 import lombok.ToString;
 import lombok.experimental.Accessors;
 
+import java.util.List;
 import java.util.Map;
 
 @Data
 @ToString
 @Accessors(chain = true)
 @EqualsAndHashCode
-@TableName(value = "`user`",autoResultMap = true)
+@TableName(value = "`user`", autoResultMap = true)
 public class UserDO {
 
     @TableId
     private Integer id;
 
+    private Integer pid;
+
     @TableField(value = "`name`", typeHandler = JacksonTypeHandler.class)
-    private Map<String,String> aName;
+    private Map<String, String> name;
 
     private Sex sex;
 
@@ -34,4 +37,7 @@ public class UserDO {
 
     @TableLogic
     private Boolean del;
+
+    @TableField(exist = false)
+    private List<UserDO> children;
 }

mybatis-plus-join-test/test-join/src/main/resources/db/data.sql

@@ -29,28 +29,28 @@ INSERT INTO area (id, province, city, area, postcode, del) VALUES (10022, '北
 
 DELETE FROM `user`;
 
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 1, '{"aa":"aaa","bb":"bbb"}', 1, 1, 'https://url-01', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 2, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-02', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 3, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-03', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 4, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-04', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 5, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-05', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 6, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-06', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 7, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-07', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 8, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-08', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES ( 9, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-09', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (10, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-10', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (11, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-11', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (12, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-12', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (13, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-13', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (14, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-14', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (15, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-15', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (16, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-16', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (17, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-17', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (18, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-18', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (19, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-19', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (20, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-20', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (21, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-21', false);
-INSERT INTO `user` (id, `name`, `address_id`, sex, head_img, del) VALUES (22, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-22', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 1, 1, '{"aa":"aaa","bb":"bbb"}', 1, 1, 'https://url-01', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 2, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-02', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 3, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-03', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 4, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-04', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 5, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-05', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 6, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-06', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 7, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-07', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 8, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-08', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES ( 9, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-09', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (10, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-10', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (11, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-11', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (12, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-12', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (13, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-13', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (14, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-14', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (15, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-15', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (16, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-16', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (17, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-17', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (18, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-18', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (19, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-19', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (20, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-20', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (21, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-21', false);
+INSERT INTO `user` (id, pid, `name`, `address_id`, sex, head_img, del) VALUES (22, 1, '{"aa":"aaa","bb":"bbb"}', 1, 0, 'https://url-22', false);
 
 
 DELETE FROM address;

mybatis-plus-join-test/test-join/src/main/resources/db/schema.sql

@@ -21,6 +21,7 @@ create table `user`
 (
     id           int auto_increment
         primary key,
+    `pid`        int          not null,
     `name`       varchar(255) not null,
     `address_id` int          not null,
     sex          tinyint      not null,

mybatis-plus-join-test/test-join/src/test/java/com/github/yulichang/test/join/LambdaWrapperTest.java

@@ -8,6 +8,7 @@ import com.github.yulichang.test.join.dto.UserDTO;
 import com.github.yulichang.test.join.entity.AddressDO;
 import com.github.yulichang.test.join.entity.AreaDO;
 import com.github.yulichang.test.join.entity.UserDO;
+import com.github.yulichang.test.join.mapper.AddressMapper;
 import com.github.yulichang.test.join.mapper.UserMapper;
 import com.github.yulichang.toolkit.MPJWrappers;
 import com.github.yulichang.wrapper.MPJLambdaWrapper;
@@ -59,6 +60,51 @@ class LambdaWrapperTest {
         System.out.println(list);
     }
 
+    /**
+     * ms缓存测试
+     */
+    @Test
+    void testMSCache() {
+        MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
+                .selectAll(UserDO.class)
+                .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
+                .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId);
+        List<UserDTO> list = userMapper.selectJoinList(UserDTO.class, wrapper);
+
+        MPJLambdaWrapper<UserDO> wrapper1 = new MPJLambdaWrapper<UserDO>()
+                .select(UserDO::getId)
+                .selectAs(UserDO::getName,UserDTO::getArea)
+                .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
+                .leftJoin(AreaDO.class, AreaDO::getId, AddressDO::getAreaId);
+        List<UserDTO> list1 = userMapper.selectJoinList(UserDTO.class, wrapper1);
+
+        assert list1.get(0).getArea() != null;
+    }
+
+    /**
+     * 自连接测试
+     */
+    @Test
+    void testInner() throws Exception {
+        MPJLambdaWrapper<UserDO> wrapper = new MPJLambdaWrapper<UserDO>()
+                .disableSubLogicDel()
+                .disableLogicDel()
+                .selectAll(UserDO.class)
+                .selectCollection(UserDO.class, UserDO::getChildren)
+                .leftJoin(UserDO.class, UserDO::getPid, UserDO::getId);
+        List<UserDO> list = userMapper.selectJoinList(UserDO.class, wrapper);
+
+        MPJLambdaWrapper<UserDO> wrapper1 = new MPJLambdaWrapper<UserDO>()
+                .disableSubLogicDel()
+                .disableLogicDel()
+                .selectAll(UserDO.class)
+                .selectCollection(UserDO.class, UserDO::getChildren)
+                .leftJoin(UserDO.class, UserDO::getPid, UserDO::getId);
+        List<UserDO> list1 = userMapper.selectJoinList(UserDO.class, wrapper1);
+
+        System.out.println(list);
+    }
+
 
     /**
      * 简单的分页关联查询 lambda