package com.sun.org.apache.xml.internal.security.keys.keyresolver.implementations;
import java.security.PublicKey;
import java.security.cert.X509Certificate;
import com.sun.org.apache.xml.internal.security.exceptions.XMLSecurityException;
import com.sun.org.apache.xml.internal.security.keys.content.x509.XMLX509SubjectName;
import com.sun.org.apache.xml.internal.security.keys.keyresolver.KeyResolverException;
import com.sun.org.apache.xml.internal.security.keys.keyresolver.KeyResolverSpi;
import com.sun.org.apache.xml.internal.security.keys.storage.StorageResolver;
import com.sun.org.apache.xml.internal.security.utils.Constants;
import com.sun.org.apache.xml.internal.security.utils.XMLUtils;
import org.w3c.dom.Element;
public class X509SubjectNameResolver extends KeyResolverSpi {
static java.util.logging.Logger log =
java.util.logging.Logger.getLogger(
X509SubjectNameResolver.class.getName());
public PublicKey engineLookupAndResolvePublicKey(
Element element, String BaseURI, StorageResolver storage)
throws KeyResolverException {
X509Certificate cert = this.engineLookupResolveX509Certificate(element,
BaseURI, storage);
if (cert != null) {
return cert.getPublicKey();
}
return null;
}
public X509Certificate engineLookupResolveX509Certificate(
Element element, String BaseURI, StorageResolver storage)
throws KeyResolverException {
if (log.isLoggable(java.util.logging.Level.FINE))
log.log(java.util.logging.Level.FINE, "Can I resolve " + element.getTagName() + "?");
Element[] x509childNodes = null;
XMLX509SubjectName x509childObject[] = null;
if (!XMLUtils.elementIsInSignatureSpace(element,
Constants._TAG_X509DATA) ) {
log.log(java.util.logging.Level.FINE, "I can't");
return null;
}
x509childNodes = XMLUtils.selectDsNodes(element.getFirstChild(),
Constants._TAG_X509SUBJECTNAME);
if (!((x509childNodes != null)
&& (x509childNodes.length > 0))) {
log.log(java.util.logging.Level.FINE, "I can't");
return null;
}
try {
if (storage == null) {
Object exArgs[] = { Constants._TAG_X509SUBJECTNAME };
KeyResolverException ex =
new KeyResolverException("KeyResolver.needStorageResolver",
exArgs);
log.log(java.util.logging.Level.INFO, "", ex);
throw ex;
}
x509childObject =
new XMLX509SubjectName[x509childNodes.length];
for (int i = 0; i < x509childNodes.length; i++) {
x509childObject[i] =
new XMLX509SubjectName(x509childNodes[i],
BaseURI);
}
while (storage.hasNext()) {
X509Certificate cert = storage.next();
XMLX509SubjectName certSN =
new XMLX509SubjectName(element.getOwnerDocument(), cert);
log.log(java.util.logging.Level.FINE, "Found Certificate SN: " + certSN.getSubjectName());
for (int i = 0; i < x509childObject.length; i++) {
log.log(java.util.logging.Level.FINE, "Found Element SN: "
+ x509childObject[i].getSubjectName());
if (certSN.equals(x509childObject[i])) {
log.log(java.util.logging.Level.FINE, "match !!! ");
return cert;
}
log.log(java.util.logging.Level.FINE, "no match...");
}
}
return null;
} catch (XMLSecurityException ex) {
log.log(java.util.logging.Level.FINE, "XMLSecurityException", ex);
throw new KeyResolverException("generic.EmptyMessage", ex);
}
}
public javax.crypto.SecretKey engineLookupAndResolveSecretKey(
Element element, String BaseURI, StorageResolver storage)
{
return null;
}
}