1 /* 2 * Copyright 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package org.conscrypt; 18 19 import java.security.PublicKey; 20 import java.util.Arrays; 21 22 /** 23 * A simple but useless key class that holds X.509 public key information when 24 * the appropriate KeyFactory for the key algorithm is not available. 25 */ 26 public class X509PublicKey implements PublicKey { 27 private static final long serialVersionUID = -8610156854731664298L; 28 29 private final String algorithm; 30 31 private final byte[] encoded; 32 X509PublicKey(String algorithm, byte[] encoded)33 public X509PublicKey(String algorithm, byte[] encoded) { 34 this.algorithm = algorithm; 35 this.encoded = encoded; 36 } 37 38 @Override getAlgorithm()39 public String getAlgorithm() { 40 return algorithm; 41 } 42 43 @Override getFormat()44 public String getFormat() { 45 return "X.509"; 46 } 47 48 @Override getEncoded()49 public byte[] getEncoded() { 50 return encoded; 51 } 52 53 @Override toString()54 public String toString() { 55 return "X509PublicKey [algorithm=" + algorithm + ", encoded=" + Arrays.toString(encoded) 56 + "]"; 57 } 58 59 @Override hashCode()60 public int hashCode() { 61 final int prime = 31; 62 int result = 1; 63 result = prime * result + ((algorithm == null) ? 0 : algorithm.hashCode()); 64 result = prime * result + Arrays.hashCode(encoded); 65 return result; 66 } 67 68 @Override equals(Object obj)69 public boolean equals(Object obj) { 70 if (this == obj) 71 return true; 72 if (obj == null) 73 return false; 74 if (getClass() != obj.getClass()) 75 return false; 76 X509PublicKey other = (X509PublicKey) obj; 77 if (algorithm == null) { 78 if (other.algorithm != null) 79 return false; 80 } else if (!algorithm.equals(other.algorithm)) 81 return false; 82 if (!Arrays.equals(encoded, other.encoded)) 83 return false; 84 return true; 85 } 86 } 87