public Object readObject() throws IOException {
PemObject obj = readPemObject();
if (obj != null) {
String type = obj.getType();
if (parsers.containsKey(type)) {
return ((PemObjectParser) parsers.get(type)).parseObject(obj);
} else {
throw new IOException("unrecognised object: " + type);
}
}
return null;
}
public Object parseObject(PemObject obj) throws IOException {
try {
return PrivateKeyInfo.getInstance(obj.getContent());
} catch (Exception e) {
throw new PEMException("problem parsing PRIVATE KEY: " + e.toString(), e);
}
}
/**
* Reads in a PKCS10 certification request.
*
* @return the certificate request.
* @throws java.io.IOException if an I/O error occured
*/
public Object parseObject(PemObject obj) throws IOException {
try {
return new PKCS10CertificationRequest(obj.getContent());
} catch (Exception e) {
throw new PEMException("problem parsing certrequest: " + e.toString(), e);
}
}
/**
* Reads in a X509CRL.
*
* @return the X509Certificate
* @throws java.io.IOException if an I/O error occured
*/
public Object parseObject(PemObject obj) throws IOException {
try {
return new X509CRLHolder(obj.getContent());
} catch (Exception e) {
throw new PEMException("problem parsing cert: " + e.toString(), e);
}
}
public Object parseObject(PemObject obj) throws IOException {
try {
Object param = ASN1Primitive.fromByteArray(obj.getContent());
if (param instanceof ASN1ObjectIdentifier) {
return ASN1Primitive.fromByteArray(obj.getContent());
} else if (param instanceof ASN1Sequence) {
return X9ECParameters.getInstance(param);
} else {
return null; // implicitly CA
}
} catch (IOException e) {
throw e;
} catch (Exception e) {
throw new PEMException("exception extracting EC named curve: " + e.toString());
}
}
/**
* Reads in a PKCS7 object. This returns a ContentInfo object suitable for use with the CMS API.
*
* @return the X509Certificate
* @throws java.io.IOException if an I/O error occured
*/
public Object parseObject(PemObject obj) throws IOException {
try {
ASN1InputStream aIn = new ASN1InputStream(obj.getContent());
return ContentInfo.getInstance(aIn.readObject());
} catch (Exception e) {
throw new PEMException("problem parsing PKCS7 object: " + e.toString(), e);
}
}
/** Read a Key Pair */
public Object parseObject(PemObject obj) throws IOException {
boolean isEncrypted = false;
String dekInfo = null;
List headers = obj.getHeaders();
for (Iterator it = headers.iterator(); it.hasNext(); ) {
PemHeader hdr = (PemHeader) it.next();
if (hdr.getName().equals("Proc-Type") && hdr.getValue().equals("4,ENCRYPTED")) {
isEncrypted = true;
} else if (hdr.getName().equals("DEK-Info")) {
dekInfo = hdr.getValue();
}
}
//
// extract the key
//
byte[] keyBytes = obj.getContent();
try {
if (isEncrypted) {
StringTokenizer tknz = new StringTokenizer(dekInfo, ",");
String dekAlgName = tknz.nextToken();
byte[] iv = Hex.decode(tknz.nextToken());
return new PEMEncryptedKeyPair(dekAlgName, iv, keyBytes, pemKeyPairParser);
}
return pemKeyPairParser.parse(keyBytes);
} catch (IOException e) {
if (isEncrypted) {
throw new PEMException("exception decoding - please check password and data.", e);
} else {
throw new PEMException(e.getMessage(), e);
}
} catch (IllegalArgumentException e) {
if (isEncrypted) {
throw new PEMException("exception decoding - please check password and data.", e);
} else {
throw new PEMException(e.getMessage(), e);
}
}
}
public Object parseObject(PemObject obj) throws IOException {
try {
RSAPublicKey rsaPubStructure = RSAPublicKey.getInstance(obj.getContent());
return new SubjectPublicKeyInfo(
new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, DERNull.INSTANCE),
rsaPubStructure);
} catch (IOException e) {
throw e;
} catch (Exception e) {
throw new PEMException("problem extracting key: " + e.toString(), e);
}
}
public Object parseObject(PemObject obj) throws IOException {
return new X509AttributeCertificateHolder(obj.getContent());
}
public Object parseObject(PemObject obj) throws IOException {
return SubjectPublicKeyInfo.getInstance(obj.getContent());
}
