2017年11月30日 星期四

QUESTION 98

Given the java code snippet in contextInitialized method of a ServletContextListner:
ServletRegistration.Dynamic sr = (ServletRegistration.Dynamic)sc.addServlet ("myServlet", myServletClass);
sr.addMapping("/abc");
sr.setServletSecurityElement(servletSecurityElement); sr.addMapping("/def");
Which statement is true?


A. "/abc" is mapped to "myservlet". The servletSecurityElementy applies to both "/abc" and "/def".
B. Both "/abc" and "/def" are mapped to "myservlet". The servletSecurityElementy applies to "/abc".
C. Both "/abc" and "/def" are mapped to "myservlet". The servletSecurityElementy applies to "/def".
D. Both "/abc" and "/def" are mapped to "myservlet". The servletSecurityElementy applies to both "/abc" and "/def".
E. Both "/abc" and "/def" are mapped to "myservlet". The servletSecurityElementy applies to "/abc", but the behavior for "/def" is not specified.


Correct Answer: E
Explanation/Reference:
Note:
* addMapping
public void addMapping(java.lang.String namespace,
java.lang.String name,
java.lang.Class clazz)
Defines a direct mapping from a namespace and name to a java class (and vice versa)

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