1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * this work for additional information regarding copyright ownership. 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * (the "License"); you may not use this file except in compliance with 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * the License. You may obtain a copy of the License at 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License. 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage java.security; 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.io.Serializable; 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.util.Date; 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.security.cert.CertPath; 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport org.apache.harmony.security.internal.nls.Messages; 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * {@code Timestamp} represents a signed time stamp. {@code Timestamp} is 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * immutable. 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic final class Timestamp implements Serializable { 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private static final long serialVersionUID = -5502683707821851294L; 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private Date timestamp; 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private CertPath signerCertPath; 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Cached hash 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private transient int hash; 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Constructs a new instance of {@code Timestamp} with the specified {@code 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * timestamp} and the given certificate path. 44e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes * 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param timestamp 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * date and time. 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param signerCertPath 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * the certificate path. 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @throws NullPointerException 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * if {@code timestamp} is {@code null} or if {@code 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * signerCertPath} is {@code null}. 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public Timestamp(Date timestamp, CertPath signerCertPath) { 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (timestamp == null) { 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new NullPointerException(Messages.getString("security.0F")); //$NON-NLS-1$ 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (signerCertPath == null) { 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new NullPointerException(Messages.getString("security.10")); //$NON-NLS-1$ 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Clone timestamp to prevent modifications 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project this.timestamp = new Date(timestamp.getTime()); 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project this.signerCertPath = signerCertPath; 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Compares the specified object with this {@code Timestamp} for equality 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * and returns {@code true} if the specified object is equal, {@code false} 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * otherwise. The given object is equal to this {@code Timestamp}, if it is 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * an instance of {@code Timestamp}, the two timestamps have an equal date 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * and time and their certificate paths are equal. 71e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes * 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param obj 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * object to be compared for equality with this {@code 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Timestamp}. 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return {@code true} if the specified object is equal to this {@code 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Timestamp}, otherwise {@code false}. 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @see #hashCode 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 79e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes @Override 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public boolean equals(Object obj) { 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (obj == this) { 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return true; 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (obj instanceof Timestamp) { 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project Timestamp that = (Timestamp) obj; 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return timestamp.equals(that.timestamp) 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project && signerCertPath.equals(that.signerCertPath); 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return false; 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns the certificate path of this {@code Timestamp}. 94e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes * 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return the certificate path of this {@code Timestamp}. 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public CertPath getSignerCertPath() { 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return signerCertPath; 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 101f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 102f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns the date and time of this {@code Timestamp}. 103e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes * 104f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return the date and time of this {@code Timestamp}. 105f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 106f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public Date getTimestamp() { 107f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return (Date) timestamp.clone(); 108f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 109f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 110f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 111f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns the hash code value for this {@code Timestamp}. Returns the same 112f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * hash code for {@code Timestamp}s that are equal to each other as 113f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * required by the general contract of {@link Object#hashCode}. 114f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 115f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return the hash code value for this {@code Timestamp}. 116f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @see Object#equals(Object) 117f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @see Timestamp#equals(Object) 118f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 119e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes @Override 120f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public int hashCode() { 121f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (hash == 0) { 122f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project hash = timestamp.hashCode() ^ signerCertPath.hashCode(); 123f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 124f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return hash; 125f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 126f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 127f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 128f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns a string containing a concise, human-readable description of this 129f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * {@code Timestamp}. 130e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes * 131f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return a printable representation for this {@code Timestamp}. 132f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 133e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes @Override 134f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public String toString() { 135e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes StringBuilder buf = new StringBuilder(256); 136f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Dump only the first certificate 137f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project buf.append("Timestamp [").append(timestamp).append(" certPath="); //$NON-NLS-1$ //$NON-NLS-2$ 138f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project buf.append(signerCertPath.getCertificates().get(0)).append("]"); //$NON-NLS-1$ 139f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return buf.toString(); 140f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 141e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes} 142