Spring - Interview Questions and Answers for 'Interceptor' | Search Java Interview Question

Spring - Interview Questions and Answers for 'Interceptor' - 4 question(s) found - Order By Newest

Q1. What are the advantages of Spring interceptor over Servlet Filters ?

^{2017-01-30 10:30:32}

Ans. Spring Interceptor are Spring beans and hence they can inject other beans and can be used with other Spring frameworks concepts like AOP.

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Q2. Explain Interceptor Design Pattern ?

Design

^{2017-05-06 19:23:08}

Ans. It is used for intercepting the request. It's primary use is to implement security policy. All or specific request types can be intercepted and hence forwarded to authentication / authorization module so as to facilitate authorized requests to application.

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Q3. What are some uses of interceptors ?

Java EE

^{2017-05-06 19:26:02}

Ans. Authentication / Authorization
URL forwarding
Auditing / Logging
Localization

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Q4. Can we capture the Request body within the interceptor or Filter and perform operations on it ?

Spring

^{2018-04-27 12:11:58}

Ans. Yes, But with interceptor it will remove the body from the request and then we will have to explicitly add the attributes to the session to forward it to the handler.

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