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  1. 前言
  2. 转换简介
  3. 转换端口
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  5. 地址验证器转换
  6. 汇总器转换
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  20. Java 转换
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Developer 转换指南

Developer 转换指南

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failSession

failSession

引发异常并显示错误消息，
映射
失败。
请使用以下语法： 
failSession(String errorMessage);
下表介绍了参数：
参数
参数类型
数据类型
说明
errorMessage
输入
String
错误消息字符串。
可使用 failSession 方法结束
映射
。 不要在代码输入选项卡上的 try/catch 块中使用 failSession 方法。
可以将 failSession 方法添加到除
导入
和
函数
选项卡之外的任意代码输入选项卡上的 Java 代码中。
以下 Java 代码显示了如何测试 input1 输入端口是否为空值，如果是空值，则
映射
将失败： 
if(isNull(”input1”)) {
     failSession(“Cannot process a null value for port input1.”);
}