diff options
Diffstat (limited to 'src/org/uic/barcode/Decoder.java')
| -rw-r--r-- | src/org/uic/barcode/Decoder.java | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/src/org/uic/barcode/Decoder.java b/src/org/uic/barcode/Decoder.java deleted file mode 100644 index fe53ed0..0000000 --- a/src/org/uic/barcode/Decoder.java +++ /dev/null @@ -1,232 +0,0 @@ -package org.uic.barcode;
-
-import java.io.IOException;
-import java.security.InvalidKeyException;
-import java.security.NoSuchAlgorithmException;
-import java.security.PublicKey;
-import java.security.SignatureException;
-import java.util.zip.DataFormatException;
-
-import org.uic.barcode.dynamicFrame.Constants;
-import org.uic.barcode.dynamicFrame.DataType;
-import org.uic.barcode.dynamicFrame.DynamicFrame;
-import org.uic.barcode.dynamicFrame.Level1DataType;
-import org.uic.barcode.dynamicFrame.Level2DataType;
-import org.uic.barcode.dynamicFrame.SequenceOfDataType;
-import org.uic.barcode.staticFrame.StaticFrame;
-import org.uic.barcode.staticFrame.UFLEXDataRecord;
-import org.uic.barcode.staticFrame.UTLAYDataRecord;
-import org.uic.barcode.staticFrame.ticketLayoutBarcode.TicketLayout;
-import org.uic.barcode.ticket.EncodingFormatException;
-import org.uic.barcode.ticket.UicRailTicketCoder;
-import org.uic.barcode.ticket.api.spec.IUicRailTicket;
-
-
-/**
- * The Class Decoder.
- *
- * signature validation and decoding of UIC bar codes
- *
- */
-public class Decoder {
-
-
- /** The dynamic frame. */
- private DynamicFrame dynamicFrame = null;
-
- /** The static frame. */
- private StaticFrame staticFrame = null;
-
- /** The uic ticket coder. */
- private UicRailTicketCoder uicTicketCoder = null;
-
- /** The uic ticket. */
- private IUicRailTicket uicTicket = null;
-
- /** The layout. */
- private TicketLayout layout = null;
-
- /** The data. */
- byte[] data = null;
-
-
- /**
- * Instantiates a new decoder.
- *
- * @param data the data
- * @throws IOException Signals that an I/O exception has occurred.
- * @throws EncodingFormatException the encoding format exception
- * @throws DataFormatException the data format exception
- */
- public Decoder (byte[] data) throws IOException, EncodingFormatException, DataFormatException {
- this.data = data;
- decode(data);
- }
-
- /**
- * Validate level 1.
- *
- * @param key the public key
- * @param signingAlg the signing algorithm OID
- * @return the return code indicating errors
- * @throws InvalidKeyException the invalid key exception
- * @throws NoSuchAlgorithmException the no such algorithm exception
- * @throws SignatureException the signature exception
- * @throws IllegalArgumentException the illegal argument exception
- * @throws UnsupportedOperationException the unsupported operation exception
- * @throws IOException Signals that an I/O exception has occurred.
- * @throws EncodingFormatException the encoding format exception
- */
- public int validateLevel1(PublicKey key, String signingAlg) throws InvalidKeyException, NoSuchAlgorithmException, SignatureException, IllegalArgumentException, UnsupportedOperationException, IOException, EncodingFormatException {
- if (!isStaticHeader(data)) {
- return dynamicFrame.validateLevel1(key) ;
- } else {
- if (staticFrame.verifyByAlgorithmOid(key,signingAlg)) {
- return Constants.LEVEL1_VALIDATION_OK;
- } else {
- return Constants.LEVEL1_VALIDATION_FRAUD;
- }
- }
- }
-
- /**
- * Validate level 2.
- *
- * @return the return code indicating errors
- */
- public int validateLevel2() {
- if (!isStaticHeader(data)) {
- return dynamicFrame.validateLevel2() ;
- } else {
- return Constants.LEVEL2_VALIDATION_NO_SIGNATURE;
- }
- }
-
- /**
- * Decode.
- *
- * @param data the byte array raw data
- * @throws IOException Signals that an I/O exception has occurred.
- * @throws EncodingFormatException the encoding format exception
- * @throws DataFormatException the data format exception
- */
- public void decode(byte[] data) throws IOException, EncodingFormatException, DataFormatException {
-
- if (!isStaticHeader(data)) {
-
- dynamicFrame = DynamicFrame.decode(data);
-
- Level2DataType level2 = dynamicFrame.getLevel2SignedData();
-
- Level1DataType level1 = level2.getLevel1Data();
-
- SequenceOfDataType dataList = level1.getData();
-
- for (DataType level1Content : dataList) {
-
- uicTicketCoder = new UicRailTicketCoder();
- if (level1Content.getFormat().equals("FCB1")) {
- uicTicket = uicTicketCoder.decodeFromAsn(level1Content.getByteData(), 1);
- } else if (level1Content.getFormat().equals("FCB2")) {
- uicTicket = uicTicketCoder.decodeFromAsn(level1Content.getByteData(), 2);
- }
- }
-
- } else if (isStaticHeader(data)){
-
- staticFrame = new StaticFrame();
-
- staticFrame.decode(data);
-
- UFLEXDataRecord flex = staticFrame.getuFlex();
-
- if (flex != null) {
- uicTicket = flex.getTicket();
- }
-
- UTLAYDataRecord tlay = staticFrame.getuTlay();
-
- if (tlay != null) {
- layout = tlay.getLayout();
- }
- }
- }
-
-
- /**
- * Checks if is static header.
- *
- * @param data the data
- * @return true, if is static header
- */
- private boolean isStaticHeader(byte[] data) {
- byte[] start = "#UT".getBytes();
- if (start[0] != data[0] || start[1]!= start[1] || start[2] != data[2]) return false;
- return true;
- }
-
- /**
- * Gets the uic ticket.
- *
- * @return the uic ticket
- */
- public IUicRailTicket getUicTicket() {
- return uicTicket;
- }
-
- /**
- * Gets the layout.
- *
- * @return the layout
- */
- public TicketLayout getLayout() {
- return layout;
- }
-
- /**
- * Gets the dynamic header.
- *
- * @return the dynamic header
- */
- public DynamicFrame getDynamicHeader() {
- return dynamicFrame;
- }
-
- /**
- * Sets the dynamic header.
- *
- * @param dynamicHeader the new dynamic header
- */
- public void setDynamicHeader(DynamicFrame dynamicHeader) {
- this.dynamicFrame = dynamicHeader;
- }
-
- /**
- * Gets the static frame.
- *
- * @return the static frame
- */
- public StaticFrame getStaticFrame() {
- return staticFrame;
- }
-
- /**
- * Sets the static frame.
- *
- * @param staticFrame the new static frame
- */
- public void setStaticFrame(StaticFrame staticFrame) {
- this.staticFrame = staticFrame;
- }
-
- public DataType getLevel2Data() {
- if (!isStaticHeader(data) && dynamicFrame.getLevel2SignedData() != null) {
- return dynamicFrame.getLevel2SignedData().getLevel2Data();
- }
- return null;
- }
-
-
-
-
-}
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