/**
* Validate column names and return a string if there's a validation warning.
*
* @param dao Data access object to validate columns for
* @return A validation warning or null
*/
public static String validateColumns(DataAccessObject dao) {
HashSet<String> uniqueHeaders = new HashSet<String>();
String warning = null;
for (String header : dao.getColumnNames()) {
if (header == null || header.length() == 0) {
warning = Messages.getString("RowUtil.warningEmptyColumn"); // $NON-NLS-1$
break;
} else if (uniqueHeaders.contains(header)) {
warning =
Messages.getFormattedString("RowUtil.warningDuplicateColumn", header); // $NON-NLS-1$
break;
}
uniqueHeaders.add(header);
}
if (warning != null) {
logger.warn(warning);
}
return warning;
}
void start()
throws KeyStoreException, NoSuchAlgorithmException, IOException, UnsupportedCallbackException,
UnrecoverableKeyException, InvalidKeyException, SignatureException {
if (Configuration.DEBUG) log.entering(this.getClass().getName(), "start"); // $NON-NLS-1$
// 1. get the key entry and certificate chain associated to alias
Key privateKey = getAliasPrivateKey();
Certificate[] chain = store.getCertificateChain(alias);
// 2. get alias's DN and public key to use in the CSR
X509Certificate bottomCertificate = (X509Certificate) chain[0];
X500Principal aliasName = bottomCertificate.getIssuerX500Principal();
PublicKey publicKey = bottomCertificate.getPublicKey();
// 3. generate the CSR
setSignatureAlgorithmParam(_sigAlgorithm, privateKey);
byte[] derBytes = getCSR(aliasName, publicKey, (PrivateKey) privateKey);
// 4. encode it in base-64 and write it to outStream
String encoded = Base64.encode(derBytes, 0, derBytes.length, true);
PrintWriter writer = new PrintWriter(outStream, true);
writer.println("-----BEGIN NEW CERTIFICATE REQUEST-----"); // $NON-NLS-1$
writer.println(encoded);
writer.println("-----END NEW CERTIFICATE REQUEST-----"); // $NON-NLS-1$
if (verbose) {
if (!systemOut)
System.out.println(
Messages.getFormattedString(
"CertReqCmd.27", //$NON-NLS-1$
_certReqFileName));
System.out.println(Messages.getString("CertReqCmd.28")); // $NON-NLS-1$
}
writer.close();
if (Configuration.DEBUG) log.exiting(this.getClass().getName(), "start"); // $NON-NLS-1$
}