| /* |
| * 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 AlgorithmParameterGeneratorSpi} is the Service Provider Interface |
| * (SPI) definition for {@code AlgorithmParameterGenerator}. |
| * |
| * @see AlgorithmParameterGenerator |
| */ |
| public abstract class AlgorithmParameterGeneratorSpi { |
| |
| /** |
| * Constructs a new instance of {@code AlgorithmParameterGeneratorSpi} . |
| */ |
| public AlgorithmParameterGeneratorSpi() { |
| } |
| |
| /** |
| * Initializes this {@code AlgorithmParameterGeneratorSpi} with the given |
| * size and the given {@code SecureRandom}. The default parameter set |
| * will be used. |
| * |
| * @param size |
| * the size (in number of bits). |
| * @param random |
| * the source of randomness. |
| */ |
| protected abstract void engineInit(int size, SecureRandom random); |
| |
| /** |
| * Initializes this {@code AlgorithmParameterGeneratorSpi} with the given |
| * {@code AlgorithmParameterSpec} and the given {@code SecureRandom}. |
| * |
| * @param genParamSpec |
| * the parameters to use. |
| * @param random |
| * the source of randomness. |
| * @throws InvalidAlgorithmParameterException |
| * if the specified parameters are not supported. |
| */ |
| protected abstract void engineInit(AlgorithmParameterSpec genParamSpec, |
| SecureRandom random) throws InvalidAlgorithmParameterException; |
| |
| /** |
| * Computes and returns {@code AlgorithmParameters} for this generator's |
| * algorithm. |
| * |
| * @return {@code AlgorithmParameters} for this generator's algorithm. |
| */ |
| protected abstract AlgorithmParameters engineGenerateParameters(); |
| } |