Source for gnu.java.security.x509.ext.GeneralNames

   1: /* GeneralNames.java -- the GeneralNames object
   2:    Copyright (C) 2004, 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 gnu.java.security.x509.ext;
  40: 
  41: import gnu.java.security.der.DERReader;
  42: import gnu.java.security.der.DERValue;
  43: 
  44: import java.io.IOException;
  45: import java.util.Collections;
  46: import java.util.LinkedList;
  47: import java.util.List;
  48: 
  49: public class GeneralNames
  50: {
  51: 
  52:   // Instance methods.
  53:   // -------------------------------------------------------------------------
  54: 
  55:   private List<GeneralName> names;
  56: 
  57:   // Constructor.
  58:   // -------------------------------------------------------------------------
  59: 
  60:   public GeneralNames(final byte[] encoded) throws IOException
  61:   {
  62:     names = new LinkedList<GeneralName>();
  63:     DERReader der = new DERReader(encoded);
  64:     DERValue nameList = der.read();
  65:     if (!nameList.isConstructed())
  66:       throw new IOException("malformed GeneralNames");
  67:     int len = 0;
  68:     while (len < nameList.getLength())
  69:       {
  70:         DERValue name = der.read();
  71:         GeneralName generalName = new GeneralName(name.getEncoded());
  72:         names.add(generalName);
  73:         len += name.getEncodedLength();
  74:       }
  75:   }
  76: 
  77:   // Instance methods.
  78:   // -------------------------------------------------------------------------
  79: 
  80:   public List<GeneralName> getNames()
  81:   {
  82:     return Collections.unmodifiableList(names);
  83:   }
  84: 
  85:   public String toString()
  86:   {
  87:     return GeneralNames.class.getName() + " [ " + names + " ]";
  88:   }
  89: }