Package org.jacorb.orb.dynany

Source Code of org.jacorb.orb.dynany.DynEnum

package org.jacorb.orb.dynany;

/*
*        JacORB  - a free Java ORB
*
*   Copyright (C) 1997-2004 Gerald Brose.
*
*   This library is free software; you can redistribute it and/or
*   modify it under the terms of the GNU Library General Public
*   License as published by the Free Software Foundation; either
*   version 2 of the License, or (at your option) any later version.
*
*   This library 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
*   Library General Public License for more details.
*
*   You should have received a copy of the GNU Library General Public
*   License along with this library; if not, write to the Free
*   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

import org.slf4j.Logger;
import org.jacorb.orb.CDRInputStream;
import org.jacorb.orb.CDROutputStream;
import org.jacorb.orb.TypeCode;
import org.omg.DynamicAny.DynEnumHelper;
import org.omg.DynamicAny.DynAnyPackage.InvalidValue;
import org.omg.DynamicAny.DynAnyPackage.TypeMismatch;

/**
* CORBA DynEnum
*
* @author Gerald Brose
* @version $Id: DynEnum.java,v 1.23 2009-05-03 21:35:55 andre.spiegel Exp $
*/

public final class DynEnum
   extends DynAny
   implements org.omg.DynamicAny.DynEnum
{
   private int enumValue;
   private int max;
   private String [] member_names;

   DynEnum( org.omg.DynamicAny.DynAnyFactory dynFactory,
            org.omg.CORBA.TypeCode type,
            org.omg.CORBA.ORB orb,
            Logger logger)
     throws TypeMismatch
  {
       super(dynFactory, orb, logger);

       org.omg.CORBA.TypeCode _type = TypeCode.originalType( type );

       if( _type.kind().value() != org.omg.CORBA.TCKind._tk_enum )
       {
           throw new TypeMismatch();
       }

       typeCode = _type;
       pos = -1;
       enumValue = 0;

       try
       {
           member_names = new String[ type().member_count()];
           max = member_names.length;
           for( int i = 0; i < member_names.length; i++ )
           {
               member_names[i] = type().member_name(i);
           }
       }
       catch( org.omg.CORBA.TypeCodePackage.BadKind e )
       {
           throw unexpectedException(e);
       }
       catch( org.omg.CORBA.TypeCodePackage.Bounds e )
       {
           throw unexpectedException(e);
       }
  }


   /**
    * Overrides  from_any() in DynAny
    */

   public void from_any( org.omg.CORBA.Any value )
      throws InvalidValue, TypeMismatch
   {
      checkDestroyed ();
      if( ! value.type().equivalent( type()) )
      {
         throw new TypeMismatch();
      }

      typeCode = TypeCode.originalType( value.type() );

      try
      {
         enumValue = value.create_input_stream().read_long();
         member_names = new String[ type().member_count()];
         max = member_names.length;
         for( int i = 0; i < member_names.length; i++ )
         {
            member_names[i] = type().member_name(i);
         }
      }
      catch( org.omg.CORBA.TypeCodePackage.Bounds e )
      {
          throw unexpectedException(e);
      }
      catch( org.omg.CORBA.TypeCodePackage.BadKind e )
      {
          throw unexpectedException(e);
      }
   }

   /**
    * Overrides  equal() in DynAny
    */

   public boolean equal( org.omg.DynamicAny.DynAny dyn_any )
   {
      checkDestroyed ();
      if( !type().equal( dyn_any.type()))
      {
         return false;
      }

      return DynEnumHelper.narrow( dyn_any).get_as_ulong() == get_as_ulong();
   }


   public org.omg.CORBA.Any to_any()
   {
       checkDestroyed ();
       final CDROutputStream out = new CDROutputStream(orb);
       try
       {
           out.write_long( enumValue );

           org.omg.CORBA.Any out_any = orb.create_any();
           out_any.type(type());
           final CDRInputStream in = new CDRInputStream(orb, out.getBufferCopy());

           try
           {
               out_any.read_value( in, type());
               return out_any;
           }
           finally
           {
               in.close();
           }
       }
       finally
       {
           out.close();
       }
   }

   public java.lang.String get_as_string()
   {
      checkDestroyed ();
      return member_names[ enumValue ];
   }

   public void set_as_string( java.lang.String arg )
      throws InvalidValue
   {
      checkDestroyed ();
      int i = 0;
      while( i < member_names.length && !(arg.equals(member_names[i])) )
      {
         i++;
      }

      if( i < member_names.length )
      {
         set_as_ulong(i);
      }
      else
      {
         throw new InvalidValue();
      }
   }

   public int get_as_ulong()
   {
      checkDestroyed ();
      return enumValue;
   }

   public void set_as_ulong(int arg)
      throws InvalidValue
   {
      checkDestroyed ();
      if( arg < 0 || arg > max )
      {
         throw new InvalidValue();
      }

      enumValue = arg;
   }
}
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