/*
*
* Copyright (c) 2013 - 2017 Lijun Liao
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
*
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* THE AUTHOR LIJUN LIAO. LIJUN LIAO DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the XiPKI software without
* disclosing the source code of your own applications.
*
* For more information, please contact Lijun Liao at this
* address: lijun.liao@gmail.com
*/
package org.xipki.pki.ca.dbtool.diffdb.io;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.List;
import org.bouncycastle.util.encoders.Base64;
import org.bouncycastle.util.encoders.Hex;
import org.xipki.commons.common.util.ParamUtil;
/**
* @author Lijun Liao
* @since 2.0.0
*/
public class DbDigestEntry {
private final BigInteger serialNumber;
private final boolean revoked;
private final Integer revReason;
private final Long revTime;
private final Long revInvTime;
private final String base64Sha1;
public DbDigestEntry(final BigInteger serialNumber, final boolean revoked,
final Integer revReason, final Long revTime, final Long revInvTime,
final String sha1Fp) {
ParamUtil.requireNonNull("sha1Fp", sha1Fp);
if (revoked) {
ParamUtil.requireNonNull("revReason", revReason);
ParamUtil.requireNonNull("revTime", revTime);
}
if (sha1Fp.length() == 28) {
this.base64Sha1 = sha1Fp;
} else if (sha1Fp.length() == 40) {
this.base64Sha1 = Base64.toBase64String(Hex.decode(sha1Fp));
} else {
throw new IllegalArgumentException("invalid sha1Fp '" + sha1Fp + "'");
}
this.serialNumber = serialNumber;
this.revoked = revoked;
this.revReason = revReason;
this.revTime = revTime;
this.revInvTime = revInvTime;
}
public BigInteger getSerialNumber() {
return serialNumber;
}
public boolean isRevoked() {
return revoked;
}
public int getRevReason() {
return revReason;
}
public Long getRevTime() {
return revTime;
}
public Long getRevInvTime() {
return revInvTime;
}
public String getBase64Sha1() {
return base64Sha1;
}
@Override
public String toString() {
return getEncoded();
}
public String getEncodedOmitSeriaNumber() {
return getEncoded(false);
}
public String getEncoded() {
return getEncoded(true);
}
private String getEncoded(final boolean withSerialNumber) {
StringBuilder sb = new StringBuilder();
if (withSerialNumber) {
sb.append(serialNumber.toString(16)).append(";");
}
sb.append(base64Sha1).append(";");
sb.append(revoked ? "1" : "0").append(";");
if (revReason != null) {
sb.append(revReason);
}
sb.append(";");
if (revTime != null) {
sb.append(revTime);
}
sb.append(";");
if (revInvTime != null) {
sb.append(revInvTime);
}
return sb.toString();
}
public boolean contentEquals(final DbDigestEntry obj) {
if (obj == null) {
return false;
}
if (serialNumber != obj.serialNumber) {
return false;
}
if (revoked != obj.revoked) {
return false;
}
if (!equals(revReason, obj.revReason)) {
return false;
}
if (!equals(revTime, obj.revTime)) {
return false;
}
if (!equals(revInvTime, obj.revInvTime)) {
return false;
}
if (!equals(base64Sha1, obj.base64Sha1)) {
return false;
}
return true;
} // method contentEquals
public static DbDigestEntry decode(final String encoded) {
ParamUtil.requireNonNull("encoded", encoded);
List<Integer> indexes = getIndexes(encoded);
if (indexes.size() != 5) {
throw new IllegalArgumentException("invalid DbDigestEntry: " + encoded);
}
String str = encoded.substring(0, indexes.get(0));
BigInteger serialNumber = new BigInteger(str, 16);
String sha1Fp = encoded.substring(indexes.get(0) + 1, indexes.get(1));
int idx = 1;
str = encoded.substring(indexes.get(idx) + 1, indexes.get(idx + 1));
boolean revoked = !"0".equals(str);
Integer revReason = null;
Long revTime = null;
Long revInvTime = null;
if (revoked) {
idx++;
str = encoded.substring(indexes.get(idx) + 1, indexes.get(idx + 1));
revReason = Integer.parseInt(str);
idx++;
str = encoded.substring(indexes.get(idx) + 1, indexes.get(idx + 1));
revTime = Long.parseLong(str);
idx++;
str = encoded.substring(indexes.get(idx) + 1);
if (str.length() != 0) {
revInvTime = Long.parseLong(str);
}
}
return new DbDigestEntry(serialNumber, revoked, revReason, revTime, revInvTime, sha1Fp);
} // method decode
private static List<Integer> getIndexes(final String encoded) {
List<Integer> ret = new ArrayList<>(6);
for (int i = 0; i < encoded.length(); i++) {
if (encoded.charAt(i) == ';') {
ret.add(i);
}
}
return ret;
}
private static boolean equals(final Object obj1, final Object obj2) {
return (obj1 == null) ? (obj2 == null) : obj1.equals(obj2);
}
}