01: /*
02: * $Id: FileDownloadAction.java 496318 2007-01-15 13:58:24Z husted $
03: *
04: * Licensed to the Apache Software Foundation (ASF) under one
05: * or more contributor license agreements. See the NOTICE file
06: * distributed with this work for additional information
07: * regarding copyright ownership. The ASF licenses this file
08: * to you under the Apache License, Version 2.0 (the
09: * "License"); you may not use this file except in compliance
10: * with the License. You may obtain a copy of the License at
11: *
12: * http://www.apache.org/licenses/LICENSE-2.0
13: *
14: * Unless required by applicable law or agreed to in writing,
15: * software distributed under the License is distributed on an
16: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17: * KIND, either express or implied. See the License for the
18: * specific language governing permissions and limitations
19: * under the License.
20: */
21: package org.apache.struts2.showcase.filedownload;
22:
23: import java.io.InputStream;
24:
25: import org.apache.struts2.ServletActionContext;
26:
27: import com.opensymphony.xwork2.Action;
28:
29: /**
30: * Demonstrates file resource download.
31: * Set filePath to the local file resource to download,
32: * relative to the application root ("/images/struts.gif").
33: *
34: */
35: public class FileDownloadAction implements Action {
36:
37: private String inputPath;
38:
39: public void setInputPath(String value) {
40: inputPath = value;
41: }
42:
43: public InputStream getInputStream() throws Exception {
44: return ServletActionContext.getServletContext()
45: .getResourceAsStream(inputPath);
46: }
47:
48: public String execute() throws Exception {
49: return SUCCESS;
50: }
51:
52: }
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