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// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.certsrv.dbs.keydb;
import java.math.BigInteger;
/**
* The KeyId class represents the identifier for a particular
* key record. This identifier may be used to retrieve the key record
* from the database.
* <p>
*
* @author Endi S. Dewata
* @version $Revision$ $Date$
*/
public class KeyId {
protected BigInteger value;
/**
* Creates a new KeyId from its string representation.
* <p>
*
* @param id
* a string containing the decimal or hex value for the identifier.
*/
public KeyId(String id) {
if (id != null) {
id = id.trim();
if (id.startsWith("0x")) { // hex
value = new BigInteger(id.substring(2), 16);
} else { // decimal
value = new BigInteger(id);
}
}
}
/**
* Creates a new KeyId from its BigInteger representation.
* <p>
*
* @param id
* a BigInteger containing the identifier.
*/
public KeyId(BigInteger id) {
value = id;
}
/**
* Creates a new KeyId from its integer representation.
* <p>
*
* @param id
* an integer containing the identifier.
*/
public KeyId(int id) {
value = BigInteger.valueOf(id);
}
/**
* Converts the KeyId into its BigInteger representation.
* <p>
*
* @return
* a BigInteger containing the identifier.
*/
public BigInteger toBigInteger() {
return value;
}
/**
* Converts the KeyId into its string representation. The string
* form can be stored in a database (such as the LDAP directory)
* <p>
*
* @return
* a string containing the decimal (base 10) value for the identifier.
*/
public String toString() {
return value.toString();
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((value == null) ? 0 : value.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
KeyId other = (KeyId) obj;
if (value == null) {
if (other.value != null)
return false;
} else if (!value.equals(other.value))
return false;
return true;
}
}
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