You already created a string variable called SelectedProfile for the selected profile name.
您已经为所选择的概要名称创建了一个名为SelectedProfile的字符串变量。
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In this case, the step is using the WAS_PROFILE_ROOT variable to invoke the wsadmin tool included as part of the WebSphere Application Server profile in the virtual machine.
You might want to set your profile like this, or in Windows, set a system environment variable. In any case, you want to add the following JARs to your classpath.