package at.gv.egovernment.moa.id.data; import java.math.BigInteger; import java.security.Principal; import iaik.asn1.structures.Name; import iaik.utils.RFC2253NameParser; import iaik.utils.RFC2253NameParserException; /** * A class containing the issuer and serial number of a certificate, which can * be used to uniquely identify the certificate. * * @author Patrick Peck * @version $Id$ */ public class IssuerAndSerial { /** store the issuer as String*/ private String issuerDN; /** store the serial as BigInteger*/ private BigInteger serial; /** * Create an IssuerAndSerial object. * * The name of the issuer is converted to RFC2253. If it cannot be parsed, the * DN contained in the issuer is set. * * @param issuer The isser of a certificate. * @param serial The serial number of the certificate. */ public IssuerAndSerial(Principal issuer, BigInteger serial) { RFC2253NameParser parser = new RFC2253NameParser(issuer.getName()); try { this.issuerDN = ((Name) parser.parse()).getRFC2253String(); } catch (RFC2253NameParserException e) { this.issuerDN = issuer.getName(); } this.serial = serial; } /** * Create an IssuerAndSerial object. * * @param issuerDN The issuer distinguished name. Should be an RFC2253 name. * @param serial The serial number of the certificate. */ public IssuerAndSerial(String issuerDN, BigInteger serial) { this.issuerDN = issuerDN; this.serial = serial; } /** * Return the issuer DN in RFC2253 format. * * @return The issuer part of this object. */ public String getIssuerDN() { return issuerDN; } /** * Return the serial number. * * @return The serial number of this object. */ public BigInteger getSerial() { return serial; } /** * Compare this IssuerAndSerial to another object. * * @return true, if other is an * IssuerAndSerial object and the issuer and * serial fields are both equal. false otherwise. * @see java.lang.Object#equals(java.lang.Object) */ public boolean equals(Object other) { if (other instanceof IssuerAndSerial) { IssuerAndSerial ias = (IssuerAndSerial) other; return getIssuerDN().equals(ias.getIssuerDN()) && getSerial().equals(ias.getSerial()); } return false; } /** * Return the hash code of this IssuerAndSerial. * * @return The hash code of this IssuerAndSerial. * @see java.lang.Object#hashCode() */ public int hashCode() { return issuerDN.hashCode() ^ serial.hashCode(); } /** * Return a String representation of this * IssuerAndSerial object. * * @return The String representation. * @see java.lang.Object#toString() */ public String toString() { return ("(IssuerAndSerial - Issuer<" + getIssuerDN()) + ("> Serial<" + serial.toString() + ">)"); } }