1adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/* 2adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this work for additional information regarding copyright ownership. 5adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * (the "License"); you may not use this file except in compliance with 7adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the License. You may obtain a copy of the License at 8adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 9adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 11adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * See the License for the specific language governing permissions and 15adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * limitations under the License. 16adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 17adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 18adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpackage java.security; 19adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 20adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.security.spec.AlgorithmParameterSpec; 21adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 22adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/** 23adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code KeyPairGeneratorSpi} is the Service Provider Interface (SPI) 24adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * definition for {@link KeyPairGenerator}. 25f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 26adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see KeyPairGenerator 27adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 28adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpublic abstract class KeyPairGeneratorSpi { 29adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 30adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Constructs a new instance of {@code KeyPairGeneratorSpi}. 31adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 32adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public KeyPairGeneratorSpi() { 33adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 34adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 35adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 36adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Computes and returns a new unique {@code KeyPair} each time this method 37adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * is called. 382f9e468ed4985edfd5e351faf2089d91e561e41dElliott Hughes * 39adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return a new unique {@code KeyPair} each time this method is called. 40adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 41adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract KeyPair generateKeyPair(); 42adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 43adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 44adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Initializes this {@code KeyPairGeneratorSpi} with the given key size and 45adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the given {@code SecureRandom}. The default parameter set will be used. 462f9e468ed4985edfd5e351faf2089d91e561e41dElliott Hughes * 47adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param keysize 48adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the key size (number of bits). 49adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param random 50adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the source of randomness. 51adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 52adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract void initialize(int keysize, SecureRandom random); 53adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 54adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 55adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Initializes this {@code KeyPairGeneratorSpi} with the given {@code 56adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * AlgorithmParameterSpec} and the given {@code SecureRandom}. 572f9e468ed4985edfd5e351faf2089d91e561e41dElliott Hughes * 58adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param params 59adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the parameters to use. 60adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param random 61adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the source of randomness. 62adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws InvalidAlgorithmParameterException 63adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the specified parameters are not supported. 64adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 65adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void initialize(AlgorithmParameterSpec params, SecureRandom random) 66adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws InvalidAlgorithmParameterException { 67897538a36c18f4db8f9f68ee566aec0bda842e9fElliott Hughes throw new UnsupportedOperationException(); 68adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 692f9e468ed4985edfd5e351faf2089d91e561e41dElliott Hughes} 70