fr.liglab.adele.cilia.workbench.monitoring.topologyview.providers.CiliaLabelProvider.java Source code

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Here is the source code for fr.liglab.adele.cilia.workbench.monitoring.topologyview.providers.CiliaLabelProvider.java

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/**
 * Copyright Universite Joseph Fourier (www.ujf-grenoble.fr)
 * Licensed 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 fr.liglab.adele.cilia.workbench.monitoring.topologyview.providers;

import java.net.MalformedURLException;
import java.net.URL;

import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.zest.core.viewers.EntityConnectionData;
import org.osgi.framework.Bundle;

import fr.liglab.adele.cilia.AdapterReadOnly;
import fr.liglab.adele.cilia.ChainReadOnly;
import fr.liglab.adele.cilia.CiliaContextReadOnly;
import fr.liglab.adele.cilia.MediatorReadOnly;
import fr.liglab.adele.cilia.management.monitoring.MonitoredApplication;
import fr.liglab.adele.cilia.workbench.monitoring.Activator;

/**
 * Label provider for the tree viewer.
 * @author Etienne Gandrille
 */
public class CiliaLabelProvider extends LabelProvider {

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object)
     */
    public String getText(Object obj) {
        if (obj instanceof MonitoredApplication)
            return null;
        if (obj instanceof CiliaContextReadOnly)
            return "Platform";
        if (obj instanceof ChainReadOnly)
            return ((ChainReadOnly) obj).getId();
        if (obj instanceof AdapterReadOnly)
            return ((AdapterReadOnly) obj).getId();
        if (obj instanceof MediatorReadOnly)
            return ((MediatorReadOnly) obj).getId();

        if (obj instanceof EntityConnectionData)
            return "";

        throw new RuntimeException("Unsupported type: " + obj.getClass());
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.LabelProvider#getImage(java.lang.Object)
     */
    public Image getImage(Object obj) {
        String imageName;
        if (obj instanceof MonitoredApplication)
            imageName = "icons/16/start.png";
        else if (obj instanceof CiliaContextReadOnly)
            imageName = "icons/16/chain.png";
        else if (obj instanceof ChainReadOnly)
            imageName = "icons/16/chain.png";
        else if (obj instanceof AdapterReadOnly) {
            AdapterReadOnly adapter = (AdapterReadOnly) obj;

            // adapter.getPattern().equal(PatternType.IN_ONLY)
            // adapter.getPattern().equal(PatternType.OUT_ONLY)

            int in = adapter.getInBindings() == null ? 0 : adapter.getInBindings().length;
            int out = adapter.getOutBindings() == null ? 0 : adapter.getOutBindings().length;

            if (in == 0 && out != 0)
                imageName = "icons/16/adapterIn.png";
            else if (in != 0 && out == 0)
                imageName = "icons/16/adapterOut.png";
            else
                imageName = "icons/16/mediator.png";
        } else if (obj instanceof MediatorReadOnly)
            imageName = "icons/16/mediator.png";
        else if (obj instanceof EntityConnectionData) {
            imageName = null;
        } else
            throw new RuntimeException("Unsupported type: " + obj.getClass());

        if (imageName != null) {
            Bundle bundle = Activator.getDefault().getBundle();
            URL url = FileLocator.find(bundle, new Path(imageName), null);
            try {
                url = new URL("platform:/plugin/fr.liglab.adele.cilia.workbench.common/" + imageName);
            } catch (MalformedURLException e) {
                e.printStackTrace();
            }
            ImageDescriptor imageDesc = ImageDescriptor.createFromURL(url);

            return imageDesc.createImage();
        } else
            return null;
    }
}