diff options
Diffstat (limited to '')
-rw-r--r-- | src/main/java/org/uic/barcode/dynamicFrame/v1/DynamicFrame.java | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/src/main/java/org/uic/barcode/dynamicFrame/v1/DynamicFrame.java b/src/main/java/org/uic/barcode/dynamicFrame/v1/DynamicFrame.java new file mode 100644 index 0000000..3bfcbf5 --- /dev/null +++ b/src/main/java/org/uic/barcode/dynamicFrame/v1/DynamicFrame.java @@ -0,0 +1,229 @@ +package org.uic.barcode.dynamicFrame.v1;
+
+import java.security.PrivateKey;
+import java.security.Provider;
+import java.security.Signature;
+import org.uic.barcode.asn1.datatypes.Asn1Optional;
+import org.uic.barcode.asn1.datatypes.CharacterRestriction;
+import org.uic.barcode.asn1.datatypes.FieldOrder;
+import org.uic.barcode.asn1.datatypes.RestrictedString;
+import org.uic.barcode.asn1.datatypes.Sequence;
+import org.uic.barcode.asn1.datatypesimpl.OctetString;
+import org.uic.barcode.asn1.uper.UperEncoder;
+import org.uic.barcode.dynamicContent.api.DynamicContentCoder;
+import org.uic.barcode.dynamicContent.api.IUicDynamicContent;
+import org.uic.barcode.dynamicContent.fdc1.UicDynamicContentDataFDC1;
+import org.uic.barcode.ticket.EncodingFormatException;
+import org.uic.barcode.utils.AlgorithmNameResolver;
+
+
+/**
+ * The DynamicHeader for bar codes
+ *
+ * Implementation of the Draft under discussion, not final.
+ */
+@Sequence
+public class DynamicFrame extends Object{
+
+ /**
+ * Instantiates a new dynamic frame.
+ */
+ public DynamicFrame() {}
+
+ /** The format. */
+ @FieldOrder(order = 0)
+ @RestrictedString(CharacterRestriction.IA5String)
+ public String format;
+
+ /** The level 2 signed data. */
+ /*level 2 data*/
+ @FieldOrder(order = 1)
+ Level2DataType level2SignedData;
+
+
+ /** The signature of level 2 data. */
+ @FieldOrder(order = 2)
+ @Asn1Optional public OctetString level2Signature;
+
+ /**
+ * Gets the format.
+ *
+ * @return the format
+ */
+ public String getFormat() {
+ return format;
+ }
+
+ /**
+ * Sets the format.
+ *
+ * @param format the new format
+ */
+ public void setFormat(String format) {
+ this.format = format;
+ }
+
+ /**
+ * Gets the level 2 signed data.
+ *
+ * @return the level 2 signed data
+ */
+ public Level2DataType getLevel2SignedData() {
+ return level2SignedData;
+ }
+
+ /**
+ * Sets the level 2 signed data.
+ *
+ * @param level2SignedData the new level 2 signed data
+ */
+ public void setLevel2SignedData(Level2DataType level2SignedData) {
+ this.level2SignedData = level2SignedData;
+ }
+
+ /**
+ * Gets the level 2 signature.
+ *
+ * @return the level 2 signature
+ */
+ public OctetString getLevel2Signature() {
+ return level2Signature;
+ }
+
+ /**
+ * Sets the level 2 signature.
+ *
+ * @param level2Signature the new level 2 signature
+ */
+ public void setLevel2Signature(OctetString level2Signature) {
+ this.level2Signature = level2Signature;
+ }
+
+ /**
+ * Encode.
+ *
+ * Encode the header as ASN.1 PER UNALIGNED byte array
+ *
+ * @return the byte[]
+ */
+ public byte[] encode() {
+ return UperEncoder.encode(this);
+ }
+
+ /**
+ * Decode.
+ *
+ * Decode the header from an ASN.1 PER UNALIGNED encoded byte array
+ *
+ * @param bytes the bytes
+ * @return the dynamic header
+ */
+ public static DynamicFrame decode(byte[] bytes) {
+ return UperEncoder.decode(bytes, DynamicFrame.class);
+ }
+
+ /**
+ * Sign level 2 data without a specific security provider.
+ *
+ * @param key the key
+ * @throws Exception the exception
+ */
+ public void signLevel2(PrivateKey key) throws Exception {
+
+ //find the algorithm name for the signature OID
+ String algo = AlgorithmNameResolver.getSignatureAlgorithmName(this.getLevel2SignedData().getLevel1Data().level2SigningAlg);
+ Signature sig = Signature.getInstance(algo);
+ sig.initSign(key);
+ byte[] data = level2SignedData.encode();
+ sig.update(data);
+ byte[] signature = sig.sign();
+ this.level2Signature = new OctetString(signature);
+
+ }
+
+ /**
+ * Sign level 2 data.
+ *
+ * @param key the key
+ * @param prov the security Provider
+ * @throws Exception the exception
+ */
+ public void signLevel2(PrivateKey key, Provider prov) throws Exception {
+
+ //find the algorithm name for the signature OID
+ String algo = AlgorithmNameResolver.getSignatureAlgorithmName(this.getLevel2SignedData().getLevel1Data().level2SigningAlg);
+ Signature sig = Signature.getInstance(algo,prov);
+ sig.initSign(key);
+ byte[] data = level2SignedData.encode();
+ sig.update(data);
+ this.level2Signature = new OctetString(sig.sign());
+
+ }
+
+
+ /**
+ * Adds the dynamic content and encodes it. (API level)
+ *
+ * @param content the dynamic content
+ * @throws EncodingFormatException the encoding format exception
+ */
+ public void addDynamicContent(IUicDynamicContent content) throws EncodingFormatException {
+
+
+ level2SignedData.setLevel2Data(new DataType());
+
+ level2SignedData.getLevel2Data().setFormat(DynamicContentCoder.dynamicContentDataFDC1);
+
+ level2SignedData.getLevel2Data().setByteData(DynamicContentCoder.encode(content, DynamicContentCoder.dynamicContentDataFDC1));
+
+ }
+
+ /**
+ * Adds the level 2 dynamic data. (ASN level)
+ *
+ * @param dynamicData the dynamic data
+ */
+ public void addLevel2DynamicData(UicDynamicContentDataFDC1 dynamicData) {
+ DataType dt = new DataType();
+ dt.setByteData(dynamicData.getDataType().getByteData());
+ dt.setFormat(dynamicData.getDataType().getFormat());
+ level2SignedData.setLevel2Data(dt);
+ }
+
+ /**
+ * Gets the dynamic content.
+ *
+ * @return the dynamic content
+ */
+ public IUicDynamicContent getDynamicContent() {
+
+ if (level2SignedData == null ||
+ level2SignedData.getLevel2Data() == null){
+ return null;
+ }
+
+ return DynamicContentCoder.decode(this.getLevel2SignedData().getLevel2Data().getByteData());
+
+ }
+
+ /**
+ * Gets the dynamic data FDC 1.
+ *
+ * @return the dynamic data FDC 1
+ */
+ public UicDynamicContentDataFDC1 getDynamicDataFDC1() {
+
+ if (level2SignedData == null ||
+ level2SignedData.getLevel2Data() == null){
+ return null;
+ }
+
+ if ( UicDynamicContentDataFDC1.getFormat().equals(this.getLevel2SignedData().getLevel2Data().getFormat())) {
+ return UperEncoder.decode(this.getLevel2SignedData().getLevel2Data().getByteData(), UicDynamicContentDataFDC1.class);
+ }
+ return null;
+
+ }
+
+
+}
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