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Diffstat (limited to 'base/common/src/com/netscape/certsrv/dbs/keydb/KeyId.java')
-rw-r--r-- | base/common/src/com/netscape/certsrv/dbs/keydb/KeyId.java | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/certsrv/dbs/keydb/KeyId.java b/base/common/src/com/netscape/certsrv/dbs/keydb/KeyId.java new file mode 100644 index 000000000..f998bf97a --- /dev/null +++ b/base/common/src/com/netscape/certsrv/dbs/keydb/KeyId.java @@ -0,0 +1,122 @@ +// --- 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; + } +} |