Source for java.security.spec.PSSParameterSpec

   1: /* PSSParameterSpec.java --
   2:    Copyright (C) 2003, 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: package java.security.spec;
  39: 
  40: /**
  41:  * An implementation of {@link AlgorithmParameterSpec} for the RSA PSS encoding
  42:  * scheme.
  43:  *
  44:  * @since 1.4
  45:  * @see AlgorithmParameterSpec
  46:  * @see java.security.Signature
  47:  */
  48: public class PSSParameterSpec implements AlgorithmParameterSpec
  49: {
  50:   // Constants and fields
  51:   // --------------------------------------------------------------------------
  52: 
  53:   private int saltLen;
  54: 
  55:   // Constructor(s)
  56:   // --------------------------------------------------------------------------
  57: 
  58:   /**
  59:    * Construct a new instance of <code>PSSParameterSpec</code> given a salt
  60:    * length.
  61:    *
  62:    * @param saltLen
  63:    *          the length in bits of the salt.
  64:    * @throws IllegalArgumentException
  65:    *           if <code>saltLen</code> is less than <code>0</code>.
  66:    */
  67:   public PSSParameterSpec(int saltLen)
  68:   {
  69:     super();
  70: 
  71:     if (saltLen < 0)
  72:       throw new IllegalArgumentException();
  73:     this.saltLen = saltLen;
  74:   }
  75: 
  76:   // Class methods
  77:   // --------------------------------------------------------------------------
  78: 
  79:   // Instance methods
  80:   // --------------------------------------------------------------------------
  81: 
  82:   /** @return the length (in bits) of the salt. */
  83:   public int getSaltLength()
  84:   {
  85:     return this.saltLen;
  86:   }
  87: }