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95 lines
3.3 KiB
Java
95 lines
3.3 KiB
Java
/* AlgorithmParameterGeneratorSpi.java --- Algorithm Parameter Generator SPI
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Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package java.security;
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import java.security.spec.AlgorithmParameterSpec;
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/**
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AlgorithmParameterGeneratorSpi is the Service Provider
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Interface for the AlgorithmParameterGenerator class.
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This class is used to generate the algorithm parameters
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for a specific algorithm.
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@since JDK 1.2
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@author Mark Benvenuto
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*/
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public abstract class AlgorithmParameterGeneratorSpi
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{
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/**
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Constructs a new AlgorithmParameterGeneratorSpi
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*/
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public AlgorithmParameterGeneratorSpi()
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{
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}
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/**
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Initializes the parameter generator with the specified size
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and SecureRandom
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@param size the size( in number of bits)
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@param random the SecureRandom class to use for randomness
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*/
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protected abstract void engineInit(int size, SecureRandom random);
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/**
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Initializes the parameter generator with the specified
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AlgorithmParameterSpec and SecureRandom classes.
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If genParamSpec is an invalid AlgorithmParameterSpec for this
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AlgorithmParameterGeneratorSpi then it throws
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InvalidAlgorithmParameterException
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@param genParamSpec the AlgorithmParameterSpec class to use
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@param random the SecureRandom class to use for randomness
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@throws InvalidAlgorithmParameterException genParamSpec is invalid
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*/
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protected abstract void engineInit(AlgorithmParameterSpec genParamSpec,
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SecureRandom random) throws
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InvalidAlgorithmParameterException;
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/**
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Generate a new set of AlgorithmParameters.
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@returns a new set of algorithm parameters
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*/
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protected abstract AlgorithmParameters engineGenerateParameters();
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}
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