title: queryparm support in spring for restful web services
body: <p>How can I get <code>queryparam</code> support of restful web service by spring in true restful manner...</p>
  
  <p>for example  i have url like following</p>
  
  <blockquote>
    <p>localhost:8080/myapp/booksearch/title/{title}/author/{author}?sortby=relevance&amp;year=2013</p>
  </blockquote>
  
  <p>title and author I can get by <code>@PathVariable</code> .....</p>
  
  <p>where i want sortby and year optional..</p>