/**
 * Logback: the reliable, generic, fast and flexible logging framework.
 * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
 *
 * This program and the accompanying materials are dual-licensed under
 * either the terms of the Eclipse Public License v1.0 as published by
 * the Eclipse Foundation
 *
 *   or (per the licensee's choosing)
 *
 * under the terms of the GNU Lesser General Public License version 2.1
 * as published by the Free Software Foundation.
 */
package org.slf4j.test_osgi;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Properties;

import org.apache.felix.framework.Felix;
import org.apache.felix.framework.util.FelixConstants;
import org.apache.felix.framework.util.StringMap;
import org.apache.felix.main.AutoProcessor;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleException;
import org.osgi.framework.Constants;

/**
 * Runs a hosted version of Felix for testing purposes. Any bundle errors are
 * reported via the FrameworkListener passed to the constructor.
 * 
 * @author Ceki G&uuml;lc&uuml;
 */
public class FelixHost {

    private Felix felix = null;

    Properties otherProps = new Properties();

    final FrameworkErrorListener frameworkErrorListener;
    final CheckingBundleListener myBundleListener;

    public FelixHost(FrameworkErrorListener frameworkErrorListener, CheckingBundleListener myBundleListener) {
        this.frameworkErrorListener = frameworkErrorListener;
        this.myBundleListener = myBundleListener;
    }

    public void doLaunch() {
        // Create a case-insensitive configuration property map.
        Map<String, Object> configMap = new StringMap();
        // Configure the Felix instance to be embedded.
        // configMap.put(FelixConstants.EMBEDDED_EXECUTION_PROP, "true");
        // Add core OSGi packages to be exported from the class path
        // via the system bundle.
        configMap.put(Constants.FRAMEWORK_SYSTEMPACKAGES,
                "org.osgi.framework; version=1.3.0," + "org.osgi.service.packageadmin; version=1.2.0,"
                        + "org.osgi.service.startlevel; version=1.0.0," + "org.osgi.service.url; version=1.0.0");

        configMap.put(Constants.FRAMEWORK_STORAGE_CLEAN, Constants.FRAMEWORK_STORAGE_CLEAN_ONFIRSTINIT);

        // Explicitly specify the directory to use for caching bundles.
        // configMap.put(BundleCache.CACHE_PROFILE_DIR_PROP, "cache");

        try {
            // Create host activator;

            List<Object> list = new ArrayList<Object>();

            // list.add(new HostActivator());
            configMap.put(Constants.FRAMEWORK_SYSTEMPACKAGES_EXTRA,
                    "org.xml.sax, org.xml.sax.helpers, javax.xml.parsers, javax.naming");
            configMap.put(FelixConstants.SYSTEMBUNDLE_ACTIVATORS_PROP, list);
            configMap.put("felix.log.level", "4");

            // Now create an instance of the framework with
            // our configuration properties and activator.
            felix = new Felix(configMap);
            felix.init();

            // otherProps.put(Constants.FRAMEWORK_STORAGE, "bundles");

            otherProps.put(AutoProcessor.AUTO_DEPLOY_DIR_PROPERTY, AutoProcessor.AUTO_DEPLOY_DIR_VALUE);
            otherProps.put(AutoProcessor.AUTO_DEPLOY_ACTION_PROPERTY,
                    AutoProcessor.AUTO_DEPLOY_START_VALUE + "," + AutoProcessor.AUTO_DEPLOY_INSTALL_VALUE);

            BundleContext felixBudleContext = felix.getBundleContext();

            AutoProcessor.process(otherProps, felixBudleContext);
            // listen to errors
            felixBudleContext.addFrameworkListener(frameworkErrorListener);
            felixBudleContext.addBundleListener(myBundleListener);
            // Now start Felix instance.
            felix.start();
            System.out.println("felix started");

        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    public void stop() throws BundleException {
        felix.stop();
    }

    public Bundle[] getInstalledBundles() {
        // Use the system bundle activator to gain external
        // access to the set of installed bundles.
        return null;// m_activator.getBundles();
    }
}