Source for org.omg.PortableInterceptor.IORInterceptor_3_0Helper

   1: /* IORInterceptor_3_0Helper.java --
   2:    Copyright (C) 2005, 2006 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: 
  39: package org.omg.PortableInterceptor;
  40: 
  41: import gnu.CORBA.Minor;
  42: import gnu.CORBA.OrbRestricted;
  43: 
  44: import org.omg.CORBA.Any;
  45: import org.omg.CORBA.BAD_OPERATION;
  46: import org.omg.CORBA.BAD_PARAM;
  47: import org.omg.CORBA.TypeCode;
  48: import org.omg.CORBA.portable.Delegate;
  49: import org.omg.CORBA.portable.InputStream;
  50: import org.omg.CORBA.portable.ObjectImpl;
  51: import org.omg.CORBA.portable.OutputStream;
  52: 
  53: /**
  54:  * The helper operations for the CORBA object {@link IORInterceptor_3_0}.
  55:  * 
  56:  * @since 1.5 
  57:  * 
  58:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  59:  */
  60: public abstract class IORInterceptor_3_0Helper
  61: {
  62:   /**
  63:    * Get the type code of the {@link IORInterceptor_3_0}.
  64:    */
  65:   public static TypeCode type()
  66:   {
  67:     return OrbRestricted.Singleton.create_interface_tc(id(), 
  68:       "IORInterceptor_3_0");
  69:   }
  70: 
  71:   /**
  72:    * Insert the IORInterceptor_3_0 into the given Any.
  73:    * 
  74:    * @param any the Any to insert into.
  75:    * @param that the IORInterceptor_3_0 to insert.
  76:    */
  77:   public static void insert(Any any, IORInterceptor_3_0 that)
  78:   {
  79:     any.insert_Streamable(new IORInterceptor_3_0Holder(that));
  80:   }
  81: 
  82:   /**
  83:    * Extract the IORInterceptor_3_0 from given Any.
  84:    * 
  85:    * @throws BAD_OPERATION if the passed Any does not contain
  86:    * IORInterceptor_3_0.
  87:    */
  88:   public static IORInterceptor_3_0 extract(Any any)
  89:   {
  90:     try
  91:       {
  92:         IORInterceptor_3_0Holder holder = (IORInterceptor_3_0Holder) 
  93:           any.extract_Streamable();
  94:         return holder.value;
  95:       }
  96:     catch (ClassCastException cex)
  97:       {
  98:         BAD_OPERATION bad = new BAD_OPERATION("IORInterceptor_3_0 expected");
  99:         bad.minor = Minor.Any;
 100:         bad.initCause(cex);
 101:         throw bad;
 102:       }
 103:   }
 104: 
 105:   /**
 106:    * Get the IORInterceptor_3_0 repository id.
 107:    * 
 108:    * @return "IDL:omg.org/PortableInterceptor/IORInterceptor_3_0:1.0", always.
 109:    */
 110:   public static String id()
 111:   {
 112:     return "IDL:omg.org/PortableInterceptor/IORInterceptor_3_0:1.0";
 113:   }
 114: 
 115:   /**
 116:    * Narrow the passed object into the IORInterceptor_3_0. If the object has a
 117:    * different java type, create an instance of the _IORInterceptor_3_0Stub,
 118:    * using the same delegate, as for the passed parameter. Hence, unlike java
 119:    * type cast, this method may return a different object, than has been passed.
 120:    * 
 121:    * @param obj the object to narrow.
 122:    * @return narrowed instance.
 123:    * @throws BAD_PARAM if the passed object is not a IORInterceptor_3_0.
 124:    */
 125:   public static IORInterceptor_3_0 narrow(org.omg.CORBA.Object obj)
 126:   {
 127:     if (obj == null)
 128:       return null;
 129:     else if (obj instanceof IORInterceptor_3_0)
 130:       return (IORInterceptor_3_0) obj;
 131:     else if (!obj._is_a(id()))
 132:       throw new BAD_PARAM("Not a IORInterceptor_3_0");
 133:     else
 134:       {
 135:         Delegate delegate = ((ObjectImpl) obj)._get_delegate();
 136:         return new _IORInterceptor_3_0Stub(delegate);
 137:       }
 138:   }
 139:   
 140:   /**
 141:    * Narrow the passed object into the IORInterceptor_3_0. No type-checking is
 142:    * performed to verify that the object actually supports the requested type.
 143:    * The {@link BAD_OPERATION} will be thrown if unsupported operations are
 144:    * invoked on the new returned reference, but no failure is expected at the
 145:    * time of the unchecked_narrow. For instance, the narrowing of the 
 146:    * remote instance of the {@link IORInterceptor} will work as long as only the
 147:    * methods, inherited from this parent, are invoked.
 148:    * 
 149:    * 
 150:    * @param obj the object to narrow.
 151:    * @return narrowed instance.
 152:    * @throws BAD_PARAM if the passed object is not a IORInterceptor_3_0.
 153:    */
 154:   public static IORInterceptor_3_0 unchecked_narrow(org.omg.CORBA.Object obj)
 155:   {
 156:     if (obj == null)
 157:       return null;
 158:     else if (obj instanceof IORInterceptor_3_0)
 159:       return (IORInterceptor_3_0) obj;
 160:     else
 161:       {
 162:         Delegate delegate = ((ObjectImpl) obj)._get_delegate();
 163:         return new _IORInterceptor_3_0Stub(delegate);
 164:       }
 165:   }
 166:   
 167: 
 168:   /**
 169:    * Read the IORInterceptor_3_0 from the CDR intput stream (IOR profile
 170:    * expected).
 171:    * 
 172:    * @param input a org.omg.CORBA.portable stream to read from.
 173:    */
 174:   public static IORInterceptor_3_0 read(InputStream input)
 175:   {
 176:     return unchecked_narrow(input.read_Object());
 177:   }
 178: 
 179:   /**
 180:    * Write the IORInterceptor_3_0 to the CDR output stream (as IOR profile).
 181:    * 
 182:    * @param output a org.omg.CORBA.portable stream stream to write into.
 183:    * @param value a value to write.
 184:    */
 185:   public static void write(OutputStream output, IORInterceptor_3_0 value)
 186:   {
 187:     output.write_Object(value);
 188:   }