StringBuilder

// 获取任务类型的uuid
String taskUuids = ctr.getPara("taskUuids"); // 获取的数组
       String isTakes ="";
// 不为空时添加查询条件
if (StringUtils.notBlank(taskUuids)) {
   String[] taskU = taskUuids.split(",");
   StringBuilder stringBuilder = new StringBuilder();
   for (int i = 0; i < taskU.length; i++) {
      stringBuilder.append("‘" + taskU[i] + "‘,");
   }
   stringBuilder.deleteCharAt(stringBuilder.length() - 1);
   //where += " and x.uuid in ( " + stringBuilder.toString() + " ) ";
   isTakes += " and e.uuid in ( " + stringBuilder.toString() + " ) ";

}

StringBuilder

原文：https://www.cnblogs.com/xiaowoniulx/p/10399849.html