codegen add comment generate support. close #I6XKOP

docs/zh/db-row.md

@@ -49,6 +49,9 @@ Row row = Db.selectOneBySql("select * from ....");
 Account entity = row.toEntity(Account.class);
 ```
 
+需要注意的是，当我们进行 join 关联查询时，返回的结果如果出现重复字段，Row 会自动添加上 字段序号。
+
+
 ## Row.toObject()
 
 `Row.toObject(Other.class)` 和 `Row.toEntity(Entity.class)` 和相似。不一样的地方在于 `Row.toObject(Other.class)` 是通过去查找

mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/Generator.java

@@ -80,6 +80,7 @@ public class Generator {
 
                     File mapperJavaFile = new File(globalConfig.getSourceDir(), mapperPackagePath + "/" +
                             table.buildMapperClassName() + ".java");
+
                     if (!mapperJavaFile.getParentFile().exists()) {
                         if (!mapperJavaFile.getParentFile().mkdirs()) {
                             throw new IllegalStateException("Can not mkdirs by dir: " + mapperJavaFile.getParentFile());

mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Column.java

@@ -103,6 +103,19 @@ public class Column {
         return "set" + StringUtil.firstCharToUpperCase(property);
     }
 
+
+    public String buildRemarks(){
+        if (StringUtil.isBlank(remarks)){
+            return "";
+        }else {
+            StringBuilder sb = new StringBuilder("/**\n")
+                    .append("     * ").append(remarks).append("\n")
+                    .append("     */");
+            return sb.toString();
+        }
+    }
+
+
     public String buildPropertyName() {
         String entityJavaFileName = name;
         return StringUtil.firstCharToLowerCase(StringUtil.underlineToCamel(entityJavaFileName));

mybatis-flex-codegen/src/main/resources/templates/enjoy/entity.tpl

@@ -9,6 +9,7 @@ import #(importClass);
 public class #(table.buildEntityClassName())#(table.buildExtends())#(table.buildImplements()) {
 #for(column: table.columns)
 
+    #(column.buildRemarks())
     #(column.buildAnnotations())private #(column.propertySimpleType) #(column.property);
 #end