/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.servoy.j2db.server.headlessclient;
import org.apache.wicket.Application;
import org.apache.wicket.IRequestTarget;
import org.apache.wicket.Page;
import org.apache.wicket.RequestCycle;
import org.apache.wicket.protocol.http.WebResponse;
import com.servoy.j2db.server.headlessclient.MainPage.ShowUrlInfo;
/**
* The empty AJAX request target does output an empty AJAX response.
*
* @author Matej Knopp
*/
public final class RedirectAjaxRequestTarget implements IRequestTarget
{
/** immutable hashcode. */
private static final int HASH = 17 * 1542323;
private final Class< ? extends Page> page;
/** singleton instance. */
/**
* Construct.
*/
public RedirectAjaxRequestTarget(Class< ? extends Page> page)
{
this.page = page;
}
/**
* @see org.apache.wicket.IRequestTarget#respond(org.apache.wicket.RequestCycle)
*/
public void respond(RequestCycle requestCycle)
{
WebResponse response = (WebResponse)requestCycle.getResponse();
final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
// Set content type based on markup type for page
response.setCharacterEncoding(encoding);
response.setContentType("text/xml; charset=" + encoding);
// Make sure it is not cached by a client
response.setDateHeader("Expires", System.currentTimeMillis());
response.setHeader("Cache-Control", "no-cache, must-revalidate");
response.setHeader("Pragma", "no-cache");
CharSequence urlFor = RequestCycle.get().urlFor(page, null);
response.write("<?xml version=\"1.0\" encoding=\"");
response.write(encoding);
response.write("\"?><ajax-response>");
response.write("<evaluate");
response.write(">");
response.write("<![CDATA[");
response.write(MainPage.getShowUrlScript(new ShowUrlInfo(urlFor.toString(), "_self", null, 0, true, false, true)));
response.write("]]>");
response.write("</evaluate>");
response.write("</ajax-response>");
}
/**
* @see org.apache.wicket.IRequestTarget#detach(org.apache.wicket.RequestCycle)
*/
public void detach(RequestCycle requestCycle)
{
}
/**
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object obj)
{
if (obj instanceof RedirectAjaxRequestTarget)
{
return true;
}
return false;
}
/**
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode()
{
return HASH;
}
/**
* @see java.lang.Object#toString()
*/
@Override
public String toString()
{
return "RedirectAjaxRequestTarget";
}
}