java.security.KeyPairGeneratorSpi Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package java.security;
import java.security.spec.AlgorithmParameterSpec;
/**
* {@code KeyPairGeneratorSpi} is the Service Provider Interface (SPI)
* definition for {@link KeyPairGenerator}.
*
* @see KeyPairGenerator
*/
public abstract class KeyPairGeneratorSpi {
/**
* Constructs a new instance of {@code KeyPairGeneratorSpi}.
*/
public KeyPairGeneratorSpi() {
}
/**
* Computes and returns a new unique {@code KeyPair} each time this method
* is called.
*
* @return a new unique {@code KeyPair} each time this method is called.
*/
public abstract KeyPair generateKeyPair();
/**
* Initializes this {@code KeyPairGeneratorSpi} with the given key size and
* the given {@code SecureRandom}. The default parameter set will be used.
*
* @param keysize
* the key size (number of bits).
* @param random
* the source of randomness.
*/
public abstract void initialize(int keysize, SecureRandom random);
/**
* Initializes this {@code KeyPairGeneratorSpi} with the given {@code
* AlgorithmParameterSpec} and the given {@code SecureRandom}.
*
* @param params
* the parameters to use.
* @param random
* the source of randomness.
* @throws InvalidAlgorithmParameterException
* if the specified parameters are not supported.
*/
public void initialize(AlgorithmParameterSpec params, SecureRandom random)
throws InvalidAlgorithmParameterException {
throw new UnsupportedOperationException();
}
}