Source for org.omg.IOP.TaggedProfileHelper

   1: /* TaggedProfileHelper.java --
   2:    Copyright (C) 2005 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.IOP;
  40: 
  41: import gnu.CORBA.Minor;
  42: import gnu.CORBA.CDR.BufferredCdrInput;
  43: import gnu.CORBA.CDR.BufferedCdrOutput;
  44: 
  45: import org.omg.CORBA.Any;
  46: import org.omg.CORBA.BAD_OPERATION;
  47: import org.omg.CORBA.MARSHAL;
  48: import org.omg.CORBA.ORB;
  49: import org.omg.CORBA.StructMember;
  50: import org.omg.CORBA.TCKind;
  51: import org.omg.CORBA.TypeCode;
  52: import org.omg.CORBA.portable.InputStream;
  53: import org.omg.CORBA.portable.OutputStream;
  54: 
  55: import java.io.IOException;
  56: 
  57: /**
  58:  * A helper operations for the structure {@link TaggedProfile}.
  59:  *
  60:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  61:  */
  62: public abstract class TaggedProfileHelper
  63: {
  64:   /**
  65:    * The cached typecode value, computed only once.
  66:    */
  67:   private static TypeCode typeCode;
  68: 
  69:   /**
  70:    * Create the TaggedProfile typecode (structure, named "TaggedProfile"). The
  71:    * typecode states that the structure contains the following fields: tag,
  72:    * profile_data.
  73:    */
  74:   public static TypeCode type()
  75:   {
  76:     if (typeCode == null)
  77:       {
  78:         ORB orb = ORB.init();
  79:         StructMember[] members = new StructMember[2];
  80: 
  81:         TypeCode field;
  82: 
  83:         field = orb.create_alias_tc("IDL:omg.org/IOP/ProfileId:1.0",
  84:                                     "ProfileId",
  85:                                     orb.get_primitive_tc(TCKind.tk_ulong));
  86:         members[0] = new StructMember("tag", field, null);
  87: 
  88:         field = orb.create_sequence_tc(0, orb.get_primitive_tc(TCKind.tk_octet));
  89:         members[1] = new StructMember("profile_data", field, null);
  90:         typeCode = orb.create_struct_tc(id(), "TaggedProfile", members);
  91:       }
  92:     return typeCode;
  93:   }
  94: 
  95:   /**
  96:    * Insert the TaggedProfile into the given Any. This method uses the
  97:    * TaggedProfileHolder.
  98:    *
  99:    * @param any the Any to insert into.
 100:    * @param that the TaggedProfile to insert.
 101:    */
 102:   public static void insert(Any any, TaggedProfile that)
 103:   {
 104:     any.insert_Streamable(new TaggedProfileHolder(that));
 105:   }
 106: 
 107:   /**
 108:    * Extract the TaggedProfile from given Any. This method uses the
 109:    * TaggedProfileHolder.
 110:    *
 111:    * @throws BAD_OPERATION if the passed Any does not contain TaggedProfile.
 112:    */
 113:   public static TaggedProfile extract(Any any)
 114:   {
 115:     try
 116:       {
 117:         return ((TaggedProfileHolder) any.extract_Streamable()).value;
 118:       }
 119:     catch (ClassCastException cex)
 120:       {
 121:         BAD_OPERATION bad = new BAD_OPERATION("TaggedProfile expected");
 122:         bad.minor = Minor.Any;        
 123:         bad.initCause(cex);
 124:         throw bad;
 125:       }
 126:   }
 127: 
 128:   /**
 129:    * Get the TaggedProfile repository id.
 130:    *
 131:    * @return "IDL:omg.org/IOP/TaggedProfile:1.0", always.
 132:    */
 133:   public static String id()
 134:   {
 135:     return "IDL:omg.org/IOP/TaggedProfile:1.0";
 136:   }
 137: 
 138:   /**
 139:    * Read the structure from the CDR intput stream.
 140:    *
 141:    * @param input a org.omg.CORBA.portable stream to read from.
 142:    */
 143:   public static TaggedProfile read(InputStream input)
 144:   {
 145:     TaggedProfile value = new TaggedProfile();
 146:     value.tag = input.read_long();
 147: 
 148:     if (input instanceof BufferredCdrInput)
 149:       {
 150:         // Highly probable.
 151:         value.profile_data = ((BufferredCdrInput) input).read_sequence();
 152:       }
 153:     else
 154:       {
 155:         value.profile_data = new byte[input.read_long()];
 156:         for (int i0 = 0; i0 < value.profile_data.length; i0++)
 157:           value.profile_data[i0] = input.read_octet();
 158:       }
 159:     return value;
 160:   }
 161: 
 162:   /**
 163:    * Write the structure to the CDR output stream.
 164:    *
 165:    * @param output a org.omg.CORBA.portable stream stream to write into.
 166:    * @param value a value to write.
 167:    */
 168:   public static void write(OutputStream output, TaggedProfile value)
 169:   {
 170:     output.write_long(value.tag);
 171: 
 172:     if (output instanceof BufferedCdrOutput)
 173:       {
 174:         // Highly probable.
 175:         output.write_long(value.profile_data.length);
 176:         try
 177:           {
 178:             output.write(value.profile_data);
 179:           }
 180:         catch (IOException e)
 181:           {
 182:             MARSHAL m = new MARSHAL();
 183:             m.minor = Minor.Encapsulation;
 184:             m.initCause(e);
 185:             throw m;
 186:           }
 187:       }
 188:     else
 189:       {
 190:         output.write_long(value.profile_data.length);
 191:         for (int i0 = 0; i0 < value.profile_data.length; i0++)
 192:           output.write_octet(value.profile_data[i0]);
 193:       }
 194:   }