jdk/make/tools/swing-nimbus/classes/org/jdesktop/swingx/designer/jibxhelpers/CanvasMapper.java

/*
 * Copyright 2002-2007 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */
package org.jdesktop.swingx.designer.jibxhelpers;

import org.jdesktop.swingx.designer.Canvas;
import org.jdesktop.swingx.designer.utils.HasPath;
import org.jdesktop.swingx.designer.utils.HasResources;
import org.jdesktop.swingx.designer.utils.HasUIDefaults;
import org.jibx.runtime.BindingDirectory;
import org.jibx.runtime.IBindingFactory;
import org.jibx.runtime.IMarshallable;
import org.jibx.runtime.IMarshaller;
import org.jibx.runtime.IMarshallingContext;
import org.jibx.runtime.IUnmarshaller;
import org.jibx.runtime.IUnmarshallingContext;
import org.jibx.runtime.JiBXException;
import org.jibx.runtime.impl.MarshallingContext;
import org.jibx.runtime.impl.UnmarshallingContext;

import javax.swing.UIDefaults;
import java.io.File;

/**
 * CanvasMapper
 *
 * @author Created by Jasper Potts (Jun 12, 2007)
 */
public class CanvasMapper implements IMarshaller, IUnmarshaller {
    private static final String ELEMENT_NAME = "canvas";
    private IBindingFactory bindingFactory;


    public CanvasMapper() {
        try {
            bindingFactory = BindingDirectory.getFactory(Canvas.class);
        } catch (JiBXException e) {
            e.printStackTrace();
        }
    }

    public boolean isExtension(int i) {
        return false;
    }

    public boolean isPresent(IUnmarshallingContext iUnmarshallingContext) throws JiBXException {
        return iUnmarshallingContext.isAt(null, ELEMENT_NAME);
    }

    public void marshal(Object object, IMarshallingContext iMarshallingContext) throws JiBXException {
        if (!(object instanceof Canvas)) {
            throw new JiBXException("Invalid object type for marshaller");
        } else if (!(iMarshallingContext instanceof MarshallingContext)) {
            throw new JiBXException("Invalid object type for marshaller");
        } else {
            // version found, create marshaller for the associated binding
//            IBindingFactory bindingFactory = BindingDirectory.getFactory(object.getClass());
            MarshallingContext context = (MarshallingContext) bindingFactory.createMarshallingContext();
            // configure marshaller for writing document
            context.setXmlWriter(iMarshallingContext.getXmlWriter());
            // output object as document
            ((IMarshallable) object).marshal(context);
        }
    }

    public Object unmarshal(Object object, IUnmarshallingContext iUnmarshallingContext) throws JiBXException {
        // make sure we're at the appropriate start tag
        UnmarshallingContext ctx = (UnmarshallingContext) iUnmarshallingContext;
        if (!ctx.isAt(null, ELEMENT_NAME)) {
            ctx.throwStartTagNameError(null, ELEMENT_NAME);
        }

//        IBindingFactory bindingFactory = BindingDirectory.getFactory(Canvas.class);
        UnmarshallingContext uctx = (UnmarshallingContext) bindingFactory.createUnmarshallingContext();
        uctx.setFromContext(ctx);
        // get the uiDefaults from SynthModel and set them as user context
        UIDefaults uiDefaults = ((HasUIDefaults) ctx.getStackObject(ctx.getStackDepth() - 1)).getUiDefaults();
        uctx.setUserContext(uiDefaults);
        // get has resources
        HasResources hasResources = (HasResources) ctx.getStackObject(ctx.getStackDepth() - 1);
        // get path
        HasPath hasPath = null;
        for (int i = 0; i < ctx.getStackDepth(); i++) {
            if (ctx.getStackObject(i) instanceof HasPath) {
                hasPath = (HasPath) ctx.getStackObject(i);
                break;
            }
        }
        // Unmarshal the Canvas
        Canvas canvas = (Canvas) uctx.unmarshalElement();
        // set canvas's ui defaults
        canvas.setUiDefaults(uiDefaults);
        // get canvas path
        String canvasPath = hasPath.getPath();
        // calc and set resources
        canvas.setResourcesDir(new File(hasResources.getResourcesDir(), canvasPath));
        canvas.setTemplatesDir(new File(hasResources.getTemplatesDir(), canvasPath));
        canvas.setImagesDir(new File(hasResources.getImagesDir(), canvasPath));
        // return canvas
        return canvas;
    }
}