saygoodbye
saygoodbye-
Using the simple test model described in the Setup section , you 're going to apply FFDC to the sayGoodbye () method .
使用在安装章节建立的样例测试模型，把FFDC应用到sayGoodbye（）方法中。
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Modify the properties of the newly created operations in the Properties view to ensure that main is static , and that sayHello and sayGoodbye return Strings .
在Properties视图中改变刚建立的操作的属性，确保main是静态的，sayHello和sayGoodbye返回字符串。
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In the diagram , right-click sayGoodbye ()
在图表中，右键点击sayGoodbye（）