/* IORInterceptors.java --
   Copyright (C) 2005 Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GNU Classpath is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Classpath; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.

Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
conditions of the GNU General Public License cover the whole
combination.

As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
modules, and to copy and distribute the resulting executable under
terms of your choice, provided that you also meet, for each linked
independent module, the terms and conditions of the license of that
module.  An independent module is a module which is not derived from
or based on this library.  If you modify this library, you may extend
this exception to your version of the library, but you are not
obligated to do so.  If you do not wish to do so, delete this
exception statement from your version. */


package gnu.CORBA.Interceptor;

import org.omg.CORBA.OBJ_ADAPTER;
import org.omg.CORBA.OMGVMCID;
import org.omg.PortableInterceptor.IORInfo;
import org.omg.PortableInterceptor.IORInterceptor;
import org.omg.PortableInterceptor.IORInterceptorOperations;
import org.omg.PortableInterceptor.IORInterceptor_3_0Operations;
import org.omg.PortableInterceptor.ObjectReferenceTemplate;

/**
 * A block of the all registered IOR interceptors.
 *
 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
 */
public class IORInterceptors implements IORInterceptor_3_0Operations
{
  /**
   * The array of all registered IOR interceptors.
   */
  private final IORInterceptor[] interceptors;

  /**
   * Create the interceptor pack with the registerend interceptor array,
   * obtained from the registrator.
   */
  public IORInterceptors(Registrator registrator)
  {
    interceptors = registrator.getIORInterceptors();
  }

  /**
   * Call this method for all registered interceptors.
   */
  public void establish_components(IORInfo info)
  {
    for (int i = 0; i < interceptors.length; i++)
      {
        try
          {
            interceptors [ i ].establish_components(info);
          }
        catch (Exception exc)
          {
            // OMG states we should ignore.
          }
      }
  }

  /**
   * Call destroy on all registered interceptors.
   */
  public void destroy()
  {
    for (int i = 0; i < interceptors.length; i++)
      {
        try
          {
            interceptors [ i ].destroy();
          }
        catch (Exception exc)
          {
            // OMG states we should ignore.
          }
      }
  }

  /**
   * Get the class name.
   */
  public String name()
  {
    return getClass().getName();
  }

  /**
   * Call this method for all registered CORBA 3.0 interceptors.
   */
  public void adapter_manager_state_changed(int adapterManagerId, short adapterState)
  {
    for (int i = 0; i < interceptors.length; i++)
      {
        try
          {
            if (interceptors[i] instanceof IORInterceptor_3_0Operations)
              {
                ((IORInterceptor_3_0Operations) interceptors[i]).
                  adapter_manager_state_changed(adapterManagerId, adapterState);
              }
          }
        catch (Exception exc)
          {
            OBJ_ADAPTER oa = new OBJ_ADAPTER("components_established failed");
            oa.initCause(exc);
            oa.minor = 6 | OMGVMCID.value;
            throw oa;
          }
      }
  }

  /**
   * Call this method for all registered CORBA 3.0 interceptors.
   */
  public void adapter_state_changed(ObjectReferenceTemplate[] adapters, short adaptersState)
  {
    for (int i = 0; i < interceptors.length; i++)
      {
        try
          {
            if (interceptors[i] instanceof IORInterceptor_3_0Operations)
              {
                ((IORInterceptor_3_0Operations) interceptors[i]).
                  adapter_state_changed(adapters, adaptersState);
              }
          }
        catch (Exception exc)
          {
            OBJ_ADAPTER oa = new OBJ_ADAPTER("components_established failed");
            oa.initCause(exc);
            oa.minor = 6 | OMGVMCID.value;
            throw oa;
          }
      }
  }

  /**
   * Call this method for all registered CORBA 3.0 interceptors.
   * 
   * @throws OBJ_ADAPTER minor 6 on any failure (as defined by OMG specs).
   */
  public void components_established(IORInfo info)
  {
    for (int i = 0; i < interceptors.length; i++)
      {
        try
          {
            if (interceptors[i] instanceof IORInterceptor_3_0Operations)
              {
                ((IORInterceptor_3_0Operations) interceptors[i]).
                  components_established(info);
              }
          }
        catch (Exception exc)
          {
            OBJ_ADAPTER oa = new OBJ_ADAPTER("components_established failed");
            oa.initCause(exc);
            oa.minor = 6 | OMGVMCID.value;
            throw oa;
          }
      }
  }
}