husted 2004/01/18 05:13:17
Added: src/examples/org/apache/struts/webapp/exercise
ImageAction.java
Log:
Apply #26127 "<html:img> tag lacks "action" attribute" submitted by Firepica.
Revision Changes Path
1.1
jakarta-struts/src/examples/org/apache/struts/webapp/exercise/ImageAction.java
Index: ImageAction.java
===================================================================
/*
* $Header:
/home/cvs/jakarta-struts/src/examples/org/apache/struts/webapp/exercise/ImageAction.java,v
1.1 2004/01/18 13:13:17 husted Exp $
* $Revision: 1.1 $
* $Date: 2004/01/18 13:13:17 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999-2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowledgement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Struts", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.struts.webapp.exercise;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.InputStream;
import java.io.OutputStream;
/**
* Read image from resource given as ActionMapping parameter
* and copy to output stream.
*
* @version $Revision: 1.1 $ $Date: 2004/01/18 13:13:17 $
*/
public class ImageAction extends Action {
/**
* Read image from resource given as ActionMapping parameter
* and copy to output stream.
*
* @exception java.lang.Exception on input/output error
*/
public ActionForward execute(
ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response)
throws Exception {
// e.g. /$module/struts-power.gif
// :FIXME: Should compute module
String image = mapping.getParameter();
byte[] buffer = new byte[2048];
int bytesRead;
InputStream input =
getServlet().getServletContext().getResourceAsStream(image);
OutputStream
out = response.getOutputStream();
while ((bytesRead = input.read(buffer)) != -1) {
out.write(buffer, 0, bytesRead);
}
out.close();
return null;
}
}
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