String searchEngine = request.getParameter("searchEngine");
Cookie searchEngineCookie =
new LongLivedCookie("searchEngine", searchEngine);
response.addCookie(searchEngineCookie);
SearchSpec[] commonSpecs = SearchSpec.getCommonSpecs();
for(int i=0; i＜commonSpecs.length; i++) {
SearchSpec searchSpec = commonSpecs[i];
if (searchSpec.getName().equals(searchEngine)) {
String url =
searchSpec.makeURL(searchString, numResults);
response.sendRedirect(url);
return;
}
}
response.sendError(response.SC_NOT_FOUND,
"No recognized search engine specified.");
}
public void doPost(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
转自：动态网站制作指南
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