bundles/org.eclipse.e4.tools.css.spy/src/org/eclipse/e4/tools/css/spy/Activator.java

/*******************************************************************************
 * Copyright (c) 2011 Manumitting Technologies, Inc.
 * All rights reserved. This program and the accompanying materials
 * are 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:
 *     Brian de Alwis (MT) - initial API and implementation
 *******************************************************************************/
package org.eclipse.e4.tools.css.spy;

import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;

public class Activator implements BundleActivator {

	private static BundleContext context;

	static BundleContext getContext() {
		return context;
	}

	/*
	 * (non-Javadoc)
	 * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)
	 */
	public void start(BundleContext bundleContext) throws Exception {
		Activator.context = bundleContext;
	}

	/*
	 * (non-Javadoc)
	 * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)
	 */
	public void stop(BundleContext bundleContext) throws Exception {
		Activator.context = null;
	}

    public static String join(String[] elements, String glue) {
        StringBuilder sb = new StringBuilder();
        join(sb, elements, glue);
        return sb.toString();
    }

    public static void join(StringBuilder sb, String[] elements, String glue) {
        for (int i = 0; i < elements.length; i++) {
            sb.append(elements[i]);
            if (i < elements.length - 1) {
                sb.append(glue);
            }
        }
    }

}