org.fusesource.ide.jmx.karaf.navigator.osgi.LastModifiedLabelProvider.java Source code

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Here is the source code for org.fusesource.ide.jmx.karaf.navigator.osgi.LastModifiedLabelProvider.java

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/*******************************************************************************
 * Copyright (c) 2013 Red Hat, Inc.
 * Distributed under license by Red Hat, Inc. All rights reserved.
 * This program is made available under the terms of the
 * Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Red Hat, Inc. - initial API and implementation
 ******************************************************************************/

package org.fusesource.ide.jmx.karaf.navigator.osgi;

import java.util.Date;

import org.eclipse.jface.viewers.ViewerCell;
import org.eclipse.ui.views.properties.IPropertyDescriptor;
import org.fusesource.ide.foundation.ui.label.TimeThenDateLabelProvider;

public class LastModifiedLabelProvider extends TimeThenDateLabelProvider {

    @Override
    protected Object convertValue(ViewerCell cell) {
        Object element = cell.getElement();
        if (element instanceof CompositeDataPropertySource) {
            int idx = cell.getColumnIndex();
            CompositeDataPropertySource cdps = (CompositeDataPropertySource) element;
            IPropertyDescriptor[] propertyDescriptors = cdps.getPropertyDescriptors();
            if (propertyDescriptors != null && propertyDescriptors.length > idx && idx >= 0) {
                IPropertyDescriptor descriptor = propertyDescriptors[idx];
                if (descriptor != null) {
                    Object value = cdps.getPropertyValue(descriptor.getId());
                    if (value instanceof Long) {
                        Long l = (Long) value;
                        long timestamp = l.longValue();
                        if (timestamp <= 0) {
                            return null;
                        }
                        return new Date(timestamp);
                    }
                    return value;
                }
            }
        }
        return null;
    }

}