/**
* Method decode.
*
* @param ba byte[]
*/
public void decode(byte[] ba) {
Enumeration<TLV> tlvs = BERTLVFactory.decodeTLV(ba);
while (tlvs.hasMoreElements()) {
TLV current_tlv = tlvs.nextElement();
Enumeration<TLV> children = BERTLVFactory.decodeTLV(current_tlv.getValue());
while (children.hasMoreElements()) {
TLV child_tlv = children.nextElement();
Tag child_tag = child_tlv.getTag();
byte[] value = child_tlv.getValue();
switch (child_tag.getBytes()[0]) {
case Tag.AK_ALGORITHM_ID:
{
this.algorithmID = value[0];
break;
}
case Tag.AK_PARAMETER:
{
this.parameter = value;
break;
}
default:
{
break;
}
}
}
}
}
public void encode() {
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
TLV _algorithmID =
BERTLVFactory.encodeTLV(new Tag(Tag.AK_ALGORITHM_ID), new byte[] {this.algorithmID});
baos.write(_algorithmID.getBytes());
TLV _parameter = BERTLVFactory.encodeTLV(new Tag(Tag.AK_PARAMETER), this.parameter);
baos.write(_parameter.getBytes());
TLV ak_templ = BERTLVFactory.encodeTLV(new Tag(Tag.AK_OBJECT), baos.toByteArray());
this.templ = ak_templ.getBytes();
} catch (Throwable e) {
e.printStackTrace();
}
}
/**
* Method decode.
*
* @param ba byte[]
*/
private void decode(byte[] ba) {
Enumeration<?> children = BERTLVFactory.decodeTLV(ba);
while (children.hasMoreElements()) {
TLV child_tlv = (TLV) children.nextElement();
Tag child_tag = child_tlv.getTag();
byte[] value = child_tlv.getValue();
switch (child_tag.getBytes()[0]) {
case Tag.CHUID_FASCN:
{
this.fascn = value;
break;
}
case Tag.CHUID_AGENCY_CODE:
{
this.ac = value;
break;
}
case Tag.CHUID_ORG_ID:
{
this.oi = value;
break;
}
case Tag.CHUID_DUNS:
{
this.duns = value;
break;
}
case Tag.CHUID_GUID:
{
this.guid = value;
break;
}
case Tag.CHUID_EXPIRATION_DATE:
{
this.expires = value;
break;
}
case Tag.CHUID_SIGNATURE:
{
this.signature = value;
break;
}
case Tag.CHUID_ERROR_DETECT_CODE:
{
this.edc = value;
break;
}
default:
{
break;
}
}
}
}
private void encode() {
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
// FASC-N
TLV _ftlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_FASCN), this.fascn);
baos.write(_ftlv.getBytes());
// Agency Code
if (this.ac != null) {
TLV _actlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_AGENCY_CODE), this.ac);
baos.write(_actlv.getBytes());
}
// Organizational Identifier
if (this.oi != null) {
TLV _oitlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_ORG_ID), this.oi);
baos.write(_oitlv.getBytes());
}
// DUNS
if (this.duns != null) {
TLV _dunstlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_DUNS), this.duns);
baos.write(_dunstlv.getBytes());
}
// GUID
TLV _guidtlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_GUID), this.guid);
baos.write(_guidtlv.getBytes());
// Expiration Date
TLV _extlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_EXPIRATION_DATE), this.expires);
baos.write(_extlv.getBytes());
// Signature
TLV _sigtlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_SIGNATURE), this.signature);
baos.write(_sigtlv.getBytes());
// Error Detect Code (Tag only, zero length)
TLV _edctlv = BERTLVFactory.encodeTLV(new Tag(Tag.CHUID_ERROR_DETECT_CODE), null);
baos.write(_edctlv.getBytes());
this.chuid = baos.toByteArray();
} catch (Throwable e) {
e.printStackTrace();
}
}
/**
* Method getSignatureDataBytes.
*
* @return byte[]
*/
public byte[] getSignatureDataBytes() {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
try {
if (debug) {
System.out.println("Decodeing CHUID Signature Data");
}
Enumeration<?> children = BERTLVFactory.decodeTLV(this.chuid);
while (children.hasMoreElements()) {
TLV child_tlv = (TLV) children.nextElement();
Tag child_tag = child_tlv.getTag();
// byte[] value = child_tlv.getValue();
switch (child_tag.getBytes()[0]) {
case Tag.CHUID_FASCN:
{
baos.write(child_tlv.getBytes());
if (debug) {
System.out.println("Decoded CHUID_FASCN.");
}
break;
}
case Tag.CHUID_AGENCY_CODE:
{
baos.write(child_tlv.getBytes());
if (debug) {
System.out.println("Decoded CHUID_AGENCY_CODE.");
}
break;
}
case Tag.CHUID_ORG_ID:
{
baos.write(child_tlv.getBytes());
if (debug) {
System.out.println("Decoded CHUID_ORG_ID.");
}
break;
}
case Tag.CHUID_DUNS:
{
baos.write(child_tlv.getBytes());
if (debug) {
System.out.println("Decoded CHUID_DUNS.");
}
break;
}
case Tag.CHUID_GUID:
{
baos.write(child_tlv.getBytes());
if (debug) {
System.out.println("Decoded CHUID_GUID.");
}
break;
}
case Tag.CHUID_EXPIRATION_DATE:
{
baos.write(child_tlv.getBytes());
if (debug) {
System.out.println("Decoded CHUID_EXPIRATION_DATE.");
}
break;
}
case Tag.CHUID_ERROR_DETECT_CODE:
{
baos.write(child_tlv.getBytes());
if (debug) {
System.out.println("Decoded CHUID_ERROR_DETECT_CODE.");
}
break;
}
case Tag.CHUID_SIGNATURE:
{
// Do nothing with this data
if (debug) {
System.out.println("Excluding the asymmetric signature field");
}
break;
}
default:
{
// Everything else, even if not defined
if (debug) {
System.out.println(
"Including Unknown TLV: " + DataUtil.byteArrayToString(child_tlv.getBytes()));
}
baos.write(child_tlv.getBytes());
break;
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
return baos.toByteArray();
}
