org.ebayopensource.turmeric.eclipse.errorlibrary.ErrorLibraryActivator.java Source code

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Here is the source code for org.ebayopensource.turmeric.eclipse.errorlibrary.ErrorLibraryActivator.java

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/*******************************************************************************
 * Copyright (c) 2006-2010 eBay Inc. All Rights Reserved.
 * 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
 *******************************************************************************/
package org.ebayopensource.turmeric.eclipse.errorlibrary;

import org.apache.commons.lang.StringUtils;
import org.ebayopensource.turmeric.eclipse.core.logging.SOALogger;
import org.ebayopensource.turmeric.eclipse.utils.plugin.JDTUtil;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;

/**
 * The activator class controls the plug-in life cycle.
 */
public class ErrorLibraryActivator extends AbstractUIPlugin {

    // The plug-in ID
    /** The Constant PLUGIN_ID. */
    public static final String PLUGIN_ID = "org.ebayopensource.turmeric.eclipse.errorlibrary";

    /** The Constant ICON_PATH. */
    public static final String ICON_PATH = "icons/";

    // The shared instance
    private static ErrorLibraryActivator plugin;

    /**
     * The constructor.
     */
    public ErrorLibraryActivator() {
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void start(BundleContext context) throws Exception {
        super.start(context);
        plugin = this;
        StringBuffer buf = new StringBuffer();
        buf.append("SOAPlugin.start - ");
        buf.append(JDTUtil.getBundleInfo(context.getBundle(), SOALogger.DEBUG));
        SOALogger.getLogger().info(buf);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void stop(BundleContext context) throws Exception {
        plugin = null;
        super.stop(context);
    }

    /**
     * Returns the shared instance.
     *
     * @return the shared instance
     */
    public static ErrorLibraryActivator getDefault() {
        return plugin;
    }

    /**
     * Gets the image from registry.
     *
     * @param path the path
     * @return the image from registry
     */
    public static ImageDescriptor getImageFromRegistry(String path) {
        if (path == null)
            return null;
        path = StringUtils.replaceChars(path, '\\', '/');
        final String iconPath = path.startsWith(ICON_PATH) ? path : ICON_PATH + path;

        ImageDescriptor image = getDefault().getImageRegistry().getDescriptor(iconPath);
        if (image == null) {

            final ImageDescriptor descriptor = imageDescriptorFromPlugin(PLUGIN_ID, iconPath);
            if (descriptor != null) {
                getDefault().getImageRegistry().put(iconPath, descriptor);
                image = getDefault().getImageRegistry().getDescriptor(iconPath);
            }
        }
        return image;
    }

}