/*
* **************************************************************************
* GOVERNMENT PURPOSE RIGHTS
*
* Contract No:          FA8731-08-C-0002.
* Contractor Name:      Accenture/Gestalt, LLC
* Contractor Address:   680 American Ave
*                       Suite 302
*                       King of Prussia, PA 19406
* Expiration Date:      6 August 2011
*
* The Government's rights to use, modify, reproduce, release, perform, display,
* or disclose this software are restricted by paragraph (b)(2) of the Rights in
* Noncommercial Computer Software and Noncommercial Computer Software Documentation
* clause contained in the above identified contract. No restrictions apply after the
* expiration date shown above. Any reproduction of the software or portions thereof
* marked with this legend must also reproduce the markings.
*
* DISTRIBUTION STATEMENT D. Distribution authorized to the Department of Defense and
* U.S. DoD contractors only (Software Documentation) (13 Dec 2004). Other requests
* shall be referred to (GIGSG/ES).
* **************************************************************************
*/
import org.osgi.framework.*
import org.apache.felix.framework.Felix
import org.apache.felix.framework.util.FelixConstants
import org.apache.felix.framework.cache.BundleCache
import org.apache.felix.framework.util.StringMap
import org.apache.felix.main.AutoActivator

import java.util.Map

import org.springframework.context.ApplicationContext

import com.accenture.netcds.*
import org.codehaus.groovy.grails.commons.ConfigurationHolder
import org.codehaus.groovy.grails.web.servlet.GrailsApplicationAttributes

class BootStrap {

	// Values retrieved from Config.groovy
	def BUNDLE_LOCATION = ConfigurationHolder.config.dds.bundle.location
	def INTERP_LOCATION = ConfigurationHolder.config.dds.lib.location
//JLG	def LISTENER_DIR = ConfigurationHolder.config.dds.listener.dir

	def cachedir = File.createTempFile("felix.tmp", null);
	def init = { servletContext ->


		log.debug "BUNDLE_LOCATION: " + BUNDLE_LOCATION
		log.debug "INTERP_LOCATION: " + INTERP_LOCATION
//JLG		log.debug "LISTENER_DIR: " + LISTENER_DIR
		cachedir.delete()

		def configMap = new StringMap(false)

		configMap.put(FelixConstants.EMBEDDED_EXECUTION_PROP, "true")

		configMap.put(Constants.FRAMEWORK_SYSTEMPACKAGES,
			"org.osgi.util.tracker; version=1.3.2," +
			"javax.swing.border;," +
			"javax.swing.event;," +
			"javax.swing.table;," +
			"javax.swing.tree;," +
			"javax.naming;," +
			"javax.naming.spi;," +
			"javax.net;," +
			"javax.net.ssl;," +
			"javax.sql;," +
			"javax.swing;," +
			"javax.xml.parsers;," +
			"javax.xml.namespace;," +
			"javax.xml.xpath;," +
			"javax.servlet.http;," +
			"javax.servlet;," +
			"org.w3c.dom;," +
			"org.xml.sax;," +
			"org.xml.sax.helpers;," +
			"net.sf.json;," +
			"org.osgi.framework; version=1.4.0," +
			"org.osgi.service.packageadmin; version=1.2.0," +
			"org.osgi.service.startlevel; version=1.1.0," +
			"org.osgi.service.url; version=1.0.0,");

			def bundles =
			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "interpreter-api-0.1.0-SNAPSHOT.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "all_numeric-interpreter-0.1.0-SNAPSHOT.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "single_series-interpreter-0.1.0-SNAPSHOT.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "mapping-interpreter-0.1.0-SNAPSHOT.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "com.springsource.org.hsqldb-1.8.0.9.jar").toString() + " " +
//			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "pax-loggin-api-1.1.0.jar").toString() + " " +
//			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "pax-loggin-service-1.1.0.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(INTERP_LOCATION + "org.apache.felix.shell-1.0.2.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(BUNDLE_LOCATION + "org.apache.felix.scr-1.0.7-SNAPSHOT.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(BUNDLE_LOCATION + "org.osgi.compendium-1.3.0-SNAPSHOT.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(BUNDLE_LOCATION + "org.apache.felix.http.jetty-0.9.0-SNAPSHOT.jar").toString() + " " +
			this.getClass().getClassLoader().getResource(BUNDLE_LOCATION + "org.apache.felix.webconsole-1.2.1-SNAPSHOT.jar").toString()  + " " +
//JLG			this.getClass().getClassLoader().getResource(BUNDLE_LOCATION + "org.modulefusion.dirinstaller.jar").toString()
			configMap.put(AutoActivator.AUTO_START_PROP + ".1", bundles)

			configMap.put(FelixConstants.LOG_LEVEL_PROP, "1")
			configMap.put("org.osgi.service.http.port", "9999")
//JLG			configMap.put("dirinstaller.dir", LISTENER_DIR)
			configMap.put(BundleCache.CACHE_PROFILE_DIR_PROP, cachedir.getAbsolutePath())
			// Create list to hold custom framework activators.
			List list = new ArrayList()
			// Add activator to process auto-start/install properties.
			list.add(new AutoActivator(configMap))
			// Add our own activator.
			//list.add(this);

			try
			{
				// Now create an instance of the framework.
				Felix felix = new Felix(configMap, list)
				felix.start();
				log.debug("Started Felix!")

				ApplicationContext ctx = servletContext.getAttribute(GrailsApplicationAttributes.APPLICATION_CONTEXT)

				InterpreterServiceInf service = (InterpreterServiceInf) ctx.getBean("interpreterService")
				if (service.setBundleContext(felix.getBundleContext())) {
					log.debug("GRAILS SERVICE LOADED: " + service.getName())
				}

			}
			catch (Exception ex)
			{
				System.err.println("Could not create framework: " + ex)
				ex.printStackTrace()
				System.exit(-1)
			}
		}

		def destroy = {
			deleteFileOrDir(cachedir);
			log.info("Removing BundleCache")
		}

		/**
	     * Utility method used to delete the profile directory when run as
	     * a stand-alone application.
	     * @param file The file to recursively delete.
	    **/
	    private void deleteFileOrDir(File file) {
	        if (file.isDirectory())
	        {
	            File[] childs = file.listFiles()
	            for (int i = 0;i < childs.length;i++)
	            {
	                deleteFileOrDir(childs[i])
	            }
	        }
	        file.delete()
	    }
	}