ZFlexContextListener.java :  » Web-Framework » ztemplates » org » ztemplates » flex » Java Open Source

/*
 * Copyright 2007 Gerd Ziegler (www.gerdziegler.de) 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 Unless required by applicable law
 * or agreed to in writing, software distributed under the License is
 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License. @author
 * www.gerdziegler.de
 */
package org.ztemplates.flex;

import java.io.File;

import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;

import org.apache.log4j.Logger;
import org.ztemplates.flex.compiler.ZFlexCompiler;

public class ZFlexContextListener implements ServletContextListener
{
  private static final Logger log = Logger.getLogger(ZFlexContextListener.class);


  public void contextInitialized(ServletContextEvent servletContextEvent)
  {
    ServletContext ctx = servletContextEvent.getServletContext();
    String mxmlc = ctx.getInitParameter("flex-mxmlc");
    String root = ctx.getInitParameter("flex-root");
    if (mxmlc == null)
    {
      throw new RuntimeException("missing init property in WEB-INF/web.xml named 'flex-mxmlc' pointing to flec mxmlc executable.");
    }
    if (root == null)
    {
      root = "/";
    }

    long time = System.currentTimeMillis();
    log.info("compiling flex files...");
    log.info("using flex-mxmlc = " + mxmlc);
    log.info("using flex-root = " + root);
    ZFlexCompiler fc = new ZFlexCompiler(mxmlc);
    File dir = new File(ctx.getRealPath(root));
    try
    {
      fc.compile(dir);
    }
    catch (Exception e)
    {
      log.error("flex compilation failed --- " + mxmlc + " --- " + dir.getAbsolutePath(), e);
    }
    long ms = System.currentTimeMillis() - time;
    log.info("compile OK [" + ms + " ms]");
  }


  public void contextDestroyed(ServletContextEvent arg0)
  {
  }
}