[openejb-scm] openejb/modules/core/src/java/org/openejb/corba SunNameService.java

[dain]

dain        2005/03/23 22:49:04

  Added:       modules/core/src/java/org/openejb/corba SunNameService.java
  Log:

  A simple transient CORBA name server using Sun's NSORB.  This class does not
  depend on any sun libraries, but will not start on a JVM that does not 
contain the
  com.sun.corba.se.internal.CosNaming.NSORB
  
  Revision  Changes    Path
  1.1                  
openejb/modules/core/src/java/org/openejb/corba/SunNameService.java
  
  Index: SunNameService.java
  ===================================================================
  /**
   * Redistribution and use of this software and associated documentation
   * ("Software"), with or without modification, are permitted provided
   * that the following conditions are met:
   *
   * 1. Redistributions of source code must retain copyright
   *    statements and notices.  Redistributions must also contain a
   *    copy of this document.
   *
   * 2. Redistributions in binary form must reproduce the
   *    above copyright notice, this list of conditions and the
   *    following disclaimer in the documentation and/or other
   *    materials provided with the distribution.
   *
   * 3. The name "OpenEJB" must not be used to endorse or promote
   *    products derived from this Software without prior written
   *    permission of The OpenEJB Group.  For written permission,
   *    please contact [EMAIL PROTECTED]
   *
   * 4. Products derived from this Software may not be called "OpenEJB"
   *    nor may "OpenEJB" appear in their names without prior written
   *    permission of The OpenEJB Group. OpenEJB is a registered
   *    trademark of The OpenEJB Group.
   *
   * 5. Due credit should be given to the OpenEJB Project
   *    (http://openejb.org/).
   *
   * THIS SOFTWARE IS PROVIDED BY THE OPENEJB GROUP AND CONTRIBUTORS
   * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
   * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
   * THE OPENEJB GROUP OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
   * OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * Copyright 2005 (C) The OpenEJB Group. All Rights Reserved.
   *
   * $Id: SunNameService.java,v 1.1 2005/03/24 03:49:04 dain Exp $
   */
  package org.openejb.corba;
  
  import java.util.Properties;
  
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  import org.apache.geronimo.gbean.GBeanInfo;
  import org.apache.geronimo.gbean.GBeanInfoBuilder;
  import org.apache.geronimo.gbean.GBeanLifecycle;
  import org.apache.geronimo.j2ee.j2eeobjectnames.NameFactory;
  import org.omg.CORBA.ORB;
  
  /**
   * @version $Revision: 1.1 $ $Date: 2005/03/24 03:49:04 $
   */
  public class SunNameService implements GBeanLifecycle {
      private static final Log log = LogFactory.getLog(SunNameService.class);
      private final ORB orb;
      private final String port;
  
      public SunNameService(String port) throws Exception {
          this.port = port;
  
          // create the orb
          Properties properties = new Properties();
          properties.put("org.omg.CORBA.ORBClass", 
"com.sun.corba.se.internal.CosNaming.NSORB");
          properties.put("com.sun.CORBA.POA.ORBPersistentServerPort", 
this.port);
          properties.put("org.omg.CORBA.ORBInitialPort", this.port);
          orb = ORB.init(new String[0], properties);
      }
  
      public void doStart() throws Exception {
          new Thread(new ORBRunner(orb), "ORBRunner").start();
          log.info("Started transient CORBA name service on port " + port);
      }
  
      public void doStop() throws Exception {
          orb.destroy();
          log.info("Stopped transient CORBA name service on port " + port);
      }
  
      public void doFail() {
          orb.destroy();
          log.info("Failed transient CORBA name service on port " + port);
      }
  
      private static final class ORBRunner implements Runnable {
          private final ORB orb;
  
          public ORBRunner(ORB orb) {
              this.orb = orb;
          }
  
          public void run() {
              orb.run();
          }
      }
  
      public static final GBeanInfo GBEAN_INFO;
  
      static {
          GBeanInfoBuilder infoFactory = new 
GBeanInfoBuilder(SunNameService.class, NameFactory.CORBA_SERVICE);
  
          infoFactory.addAttribute("port", String.class, true);
          infoFactory.setConstructor(new String[]{"port"});
  
          GBEAN_INFO = infoFactory.getBeanInfo();
      }
  
      public static GBeanInfo getGBeanInfo() {
          return GBEAN_INFO;
      }
  }