1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18/** 19 * @author Vera Y. Petrashkova 20 */ 21 22package org.apache.harmony.crypto.tests.support; 23 24import java.security.InvalidAlgorithmParameterException; 25import java.security.InvalidKeyException; 26import java.security.Key; 27import java.security.NoSuchAlgorithmException; 28import java.security.SecureRandom; 29import java.security.spec.AlgorithmParameterSpec; 30 31import javax.crypto.KeyAgreementSpi; 32import javax.crypto.SecretKey; 33import javax.crypto.ShortBufferException; 34 35/** 36 * Additional class for verification of KeyAgreementSpi 37 * and KeyAgreement functionality 38 */ 39 40public class MyKeyAgreementSpi extends KeyAgreementSpi { 41 42 @Override 43 protected Key engineDoPhase(Key key, boolean lastPhase) 44 throws InvalidKeyException, IllegalStateException { 45 if (!lastPhase) { 46 throw new IllegalStateException("last Phase is false"); 47 } 48 return null; 49 } 50 51 @Override 52 protected byte[] engineGenerateSecret() throws IllegalStateException { 53 return new byte[0]; 54 } 55 56 @Override 57 protected int engineGenerateSecret(byte[] sharedSecret, int offset) 58 throws IllegalStateException, ShortBufferException { 59 return -1; 60 } 61 62 @Override 63 protected SecretKey engineGenerateSecret(String algorithm) 64 throws IllegalStateException, NoSuchAlgorithmException, 65 InvalidKeyException { 66 if (algorithm.length() == 0) { 67 throw new NoSuchAlgorithmException("Algorithm is empty"); 68 } 69 return null; 70 } 71 72 @Override 73 protected void engineInit(Key key, SecureRandom random) 74 throws InvalidKeyException { 75 throw new IllegalArgumentException("Invalid parameter"); 76 } 77 78 @Override 79 protected void engineInit(Key key, AlgorithmParameterSpec params, 80 SecureRandom random) throws InvalidKeyException, 81 InvalidAlgorithmParameterException { 82 throw new IllegalArgumentException("Invalid parameter"); 83 } 84}