本文整理汇总了Java中java.security.Principal.toString方法的典型用法代码示例。如果您正苦于以下问题：Java Principal.toString方法的具体用法？Java Principal.toString怎么用？Java Principal.toString使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类java.security.Principal的用法示例。
在下文中一共展示了Principal.toString方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getUsername
import java.security.Principal; //导入方法依赖的package包/类
/**
* TODO default proper exception at lams level to replace RuntimeException TODO isTesting should be removed when
* login is done properly.
*
* @param req
* -
* @return username from principal object
*/
public static String getUsername(HttpServletRequest req, boolean isTesting) throws RuntimeException {
if (isTesting) {
return "test";
}
Principal prin = req.getUserPrincipal();
if (prin == null) {
throw new RuntimeException(
"Trying to get username but principal object missing. Request is " + req.toString());
}
String username = prin.getName();
if (username == null) {
throw new RuntimeException("Name missing from principal object. Request is " + req.toString()
+ " Principal object is " + prin.toString());
}
return username;
}