code: @Override
      public List<Element> incrementSetElementGenerated(IntrospectedColumn introspectedColumn, String prefix, boolean hasComma) {
          List<Element> list = new ArrayList<>();
  
          if (this.supportColumn(introspectedColumn)) {
              // 1. column = 节点
              list.add(new TextElement(MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn) + " = "));
  
              // 2. 选择节点
              // 条件
              XmlElement choose = new XmlElement("choose");
  
              // 没有启用增量操作
              XmlElement when = new XmlElement("when");
              when.addAttribute(new Attribute(
                      "test",
                      (prefix != null ? prefix : "_parameter.") + IncrementsPlugin.METHOD_INC_CHECK
                              + "('" + MyBatis3FormattingUtilities.escapeStringForMyBatis3(introspectedColumn.getActualColumnName()) + "')"
              ));
              TextElement spec = new TextElement(
                      MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn)
                              + " ${" + (prefix != null ? prefix : "_parameter.")
                              + IncrementsPlugin.METHOD_GET_INC_MAP + "()." + MyBatis3FormattingUtilities.escapeStringForMyBatis3(introspectedColumn.getActualColumnName()) + ".value} "
                              + MyBatis3FormattingUtilities.getParameterClause(introspectedColumn, prefix));
              when.addElement(spec);
              choose.addElement(when);
  
              // 启用了增量操作
              XmlElement otherwise = new XmlElement("otherwise");
              TextElement normal = new TextElement(MyBatis3FormattingUtilities.getParameterClause(introspectedColumn, prefix));
              otherwise.addElement(normal);
              choose.addElement(otherwise);
  
              list.add(choose);
  
              // 3. 结尾逗号
              if (hasComma) {
                  list.add(new TextElement(","));
              }
          }
  
          return list;
      }
docs: 生成增量操作节点
  @param introspectedColumn
  @param prefix
  @param hasComma
  @return