01: /*
02: * Copyright 2006 Luca Garulli (luca.garulli@assetdata.it)
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.romaframework.aspect.view.echo2;
18:
19: import java.io.IOException;
20:
21: import javax.servlet.ServletException;
22: import javax.servlet.http.HttpServletRequest;
23: import javax.servlet.http.HttpServletResponse;
24:
25: import org.romaframework.aspect.view.echo2.util.HttpUtils;
26:
27: /**
28: * Echo2Server implementation. This class wraps Echo2StartupServlet and set NO
29: * CACHE Http header to any response back to the client.
30: *
31: * This prevent IE to cache response in SSL environment causing nasty problem.
32: *
33: * @see Echo2StartupServlet
34: */
35: public class Echo2NoCacheServlet extends Echo2StartupServlet {
36:
37: @Override
38: protected void process(HttpServletRequest request,
39: HttpServletResponse response) throws IOException,
40: ServletException {
41: HttpUtils.noCache(response);
42:
43: super.process(request, response);
44: }
45:
46: }
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