01: /*
02: * Copyright 2005 jWic group (http://www.jwic.de)
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: * de.jwic.base.IOuterLayout
17: * $Id: IResourceControl.java,v 1.1 2006/01/16 08:30:40 lordsam Exp $
18: */
19: package de.jwic.base;
20:
21: import java.io.IOException;
22:
23: import javax.servlet.http.HttpServletRequest;
24: import javax.servlet.http.HttpServletResponse;
25:
26: /**
27: * IResourceControl prvides access to HttpServletResponse so download or image
28: * functionallity can be provided by a control.
29: * The resource URL must contain "_resreq=1" and its control id "controlId=Control.getControlId()"
30: *
31: * @author Bornemann
32: */
33: public interface IResourceControl {
34:
35: public final static String URL_RESOURCE_PARAM = "_resreq";
36: public final static String URL_CONTROLID_PARAM = "controlId";
37:
38: /**
39: * Attach the resource to the HttpServletResponse.
40: *
41: * @param req
42: * @param res
43: * @throws IOException
44: */
45: public void attachResource(HttpServletRequest req,
46: HttpServletResponse res) throws IOException;
47: }
|