nextapp.echo.app.serial.property.ResourceImageReferencePeer Maven / Gradle / Ivy
/*
* This file is part of the Echo Web Application Framework (hereinafter "Echo").
* Copyright (C) 2002-2009 NextApp, Inc.
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*/
package nextapp.echo.app.serial.property;
import org.w3c.dom.Element;
import nextapp.echo.app.Extent;
import nextapp.echo.app.ResourceImageReference;
import nextapp.echo.app.serial.SerialContext;
import nextapp.echo.app.serial.SerialException;
import nextapp.echo.app.serial.SerialPropertyPeer;
import nextapp.echo.app.util.Context;
import nextapp.echo.app.util.DomUtil;
/**
* SerialPropertyPeer for ResourceImageReference properties.
*/
public class ResourceImageReferencePeer
implements SerialPropertyPeer {
/**
* @see nextapp.echo.app.serial.SerialPropertyPeer#toProperty(Context, Class, org.w3c.dom.Element)
*/
public Object toProperty(Context context, Class objectClass, Element propertyElement)
throws SerialException {
Element iElement = DomUtil.getChildElementByTagName(propertyElement, "i");
if (iElement == null) {
return new ResourceImageReference(DomUtil.getElementText(propertyElement));
} else {
String url = DomUtil.getElementText(iElement);
if (url == null) {
// "r" attribute provided for backward compatibility, but should be considered deprecated.
url = iElement.getAttribute("r");
}
String contentType = iElement.hasAttribute("t") ? iElement.getAttribute("t") : null;
Extent width = iElement.hasAttribute("w") ? ExtentPeer.fromString(iElement.getAttribute("w")) : null;
Extent height = iElement.hasAttribute("h") ? ExtentPeer.fromString(iElement.getAttribute("h")) : null;
return new ResourceImageReference(url, contentType, width, height);
}
}
/**
* @see nextapp.echo.app.serial.SerialPropertyPeer#toXml(nextapp.echo.app.util.Context,
* java.lang.Class, org.w3c.dom.Element, java.lang.Object)
*/
public void toXml(Context context, Class objectClass, Element propertyElement, Object propertyValue)
throws SerialException {
SerialContext serialContext = (SerialContext) context.get(SerialContext.class);
ResourceImageReference resourceImage = (ResourceImageReference) propertyValue;
Element iElement = serialContext.getDocument().createElement("i");
propertyElement.appendChild(iElement);
iElement.appendChild(serialContext.getDocument().createTextNode(resourceImage.getResource()));
iElement.setAttribute("t", resourceImage.getContentType());
if (resourceImage.getWidth() != null) {
iElement.setAttribute("w", ExtentPeer.toString(resourceImage.getWidth()));
}
if (resourceImage.getHeight() != null) {
iElement.setAttribute("h", ExtentPeer.toString(resourceImage.getHeight()));
}
}
}