ImageDescriptorImageLoader.java example

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substeps-eclipse-plugin-master
/*******************************************************************************
 * Copyright Technophobia Ltd 2012
 * 
 * This file is part of the Substeps Eclipse Plugin.
 * 
 * The Substeps Eclipse Plugin is free software: you can redistribute it and/or modify
 * it under the terms of the Eclipse Public License v1.0.
 * 
 * The Substeps Eclipse Plugin 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
 * Eclipse Public License for more details.
 * 
 * You should have received a copy of the Eclipse Public License
 * along with the Substeps Eclipse Plugin.  If not, see <http://www.eclipse.org/legal/epl-v10.html>.
 ******************************************************************************/
package com.technophobia.substeps.junit.ui;

import org.eclipse.jdt.internal.junit.ui.JUnitPlugin;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;

import com.technophobia.substeps.supplier.Transformer;

@SuppressWarnings("restriction")
public class ImageDescriptorImageLoader implements Transformer<SubstepsIcon, Image> {

    @Override
    public Image from(final SubstepsIcon icon) {
        final ImageDescriptor descriptor = descriptorFor(icon);

        Image image = descriptor.createImage();
        if (image == null) {
            image = ImageDescriptor.getMissingImageDescriptor().createImage();
        }
        return image;
    }


    private ImageDescriptor descriptorFor(final SubstepsIcon icon) {
        return JUnitPlugin.getImageDescriptor(icon.getPath());
    }

}