internal String decodeAllCodes(StringBuilder buff, int initialPosition)
{
int currentPosition = initialPosition;
String remaining = null;
do
{
DecodedInformation info = this.decodeGeneralPurposeField(currentPosition, remaining);
String parsedFields = FieldParser.parseFieldsInGeneralPurpose(info.getNewString());
if (parsedFields != null)
{
buff.Append(parsedFields);
}
if (info.isRemaining())
{
remaining = info.getRemainingValue().ToString();
}
else
{
remaining = null;
}
if (currentPosition == info.NewPosition)
{// No step forward!
break;
}
currentPosition = info.NewPosition;
} while (true);
return(buff.ToString());
}
override public String parseInformation()
{
if (this.getInformation().Size < HEADER_SIZE + GTIN_SIZE)
{
throw NotFoundException.Instance;
}
StringBuilder buf = new StringBuilder();
encodeCompressedGtin(buf, HEADER_SIZE);
int lastAIdigit =
this.getGeneralDecoder().extractNumericValueFromBitArray(HEADER_SIZE + GTIN_SIZE, LAST_DIGIT_SIZE);
buf.Append("(392");
buf.Append(lastAIdigit);
buf.Append(')');
DecodedInformation decodedInformation =
this.getGeneralDecoder().decodeGeneralPurposeField(HEADER_SIZE + GTIN_SIZE + LAST_DIGIT_SIZE, null);
buf.Append(decodedInformation.getNewString());
return(buf.ToString());
}
private BlockParsedResult parseIsoIec646Block()
{
while (isStillIsoIec646(current.getPosition()))
{
DecodedChar iso = decodeIsoIec646(current.getPosition());
current.setPosition(iso.NewPosition);
if (iso.isFNC1())
{
DecodedInformation information = new DecodedInformation(current.getPosition(), buffer.ToString());
return(new BlockParsedResult(information, true));
}
buffer.Append(iso.getValue());
}
if (isAlphaOr646ToNumericLatch(current.getPosition()))
{
current.incrementPosition(3);
current.setNumeric();
}
else if (isAlphaTo646ToAlphaLatch(current.getPosition()))
{
if (current.getPosition() + 5 < this.information.Size)
{
current.incrementPosition(5);
}
else
{
current.setPosition(this.information.Size);
}
current.setAlpha();
}
return(new BlockParsedResult(false));
}
internal DecodedInformation decodeGeneralPurposeField(int pos, String remaining)
{
this.buffer.Length = 0;
if (remaining != null)
{
this.buffer.Append(remaining);
}
this.current.setPosition(pos);
DecodedInformation lastDecoded = parseBlocks();
if (lastDecoded != null && lastDecoded.isRemaining())
{
return(new DecodedInformation(this.current.getPosition(), this.buffer.ToString(), lastDecoded.getRemainingValue()));
}
return(new DecodedInformation(this.current.getPosition(), this.buffer.ToString()));
}
override public String parseInformation()
{
if (this.getInformation().Size < HEADER_SIZE + GTIN_SIZE)
{
return(null);
}
StringBuilder buf = new StringBuilder();
encodeCompressedGtin(buf, HEADER_SIZE);
int lastAIdigit =
this.getGeneralDecoder().extractNumericValueFromBitArray(HEADER_SIZE + GTIN_SIZE, LAST_DIGIT_SIZE);
buf.Append("(393");
buf.Append(lastAIdigit);
buf.Append(')');
int firstThreeDigits =
this.getGeneralDecoder().extractNumericValueFromBitArray(HEADER_SIZE + GTIN_SIZE + LAST_DIGIT_SIZE, FIRST_THREE_DIGITS_SIZE);
if (firstThreeDigits / 100 == 0)
{
buf.Append('0');
}
if (firstThreeDigits / 10 == 0)
{
buf.Append('0');
}
buf.Append(firstThreeDigits);
DecodedInformation generalInformation =
this.getGeneralDecoder().decodeGeneralPurposeField(HEADER_SIZE + GTIN_SIZE + LAST_DIGIT_SIZE + FIRST_THREE_DIGITS_SIZE, null);
buf.Append(generalInformation.getNewString());
return(buf.ToString());
}
private BlockParsedResult parseNumericBlock()
{
while (isStillNumeric(current.getPosition()))
{
DecodedNumeric numeric = decodeNumeric(current.getPosition());
current.setPosition(numeric.NewPosition);
if (numeric.isFirstDigitFNC1())
{
DecodedInformation information;
if (numeric.isSecondDigitFNC1())
{
information = new DecodedInformation(current.getPosition(), buffer.ToString());
}
else
{
information = new DecodedInformation(current.getPosition(), buffer.ToString(), numeric.getSecondDigit());
}
return(new BlockParsedResult(information, true));
}
buffer.Append(numeric.getFirstDigit());
if (numeric.isSecondDigitFNC1())
{
DecodedInformation information = new DecodedInformation(current.getPosition(), buffer.ToString());
return(new BlockParsedResult(information, true));
}
buffer.Append(numeric.getSecondDigit());
}
if (isNumericToAlphaNumericLatch(current.getPosition()))
{
current.setAlpha();
current.incrementPosition(4);
}
return(new BlockParsedResult(false));
}
private BlockParsedResult parseAlphaBlock()
{
while (isStillAlpha(current.getPosition()))
{
DecodedChar alpha = decodeAlphanumeric(current.getPosition());
current.setPosition(alpha.NewPosition);
if (alpha.isFNC1())
{
DecodedInformation information = new DecodedInformation(current.getPosition(), buffer.ToString());
return(new BlockParsedResult(information, true)); //end of the char block
}
buffer.Append(alpha.getValue());
}
if (isAlphaOr646ToNumericLatch(current.getPosition()))
{
current.incrementPosition(3);
current.setNumeric();
}
else if (isAlphaTo646ToAlphaLatch(current.getPosition()))
{
if (current.getPosition() + 5 < this.information.Size)
{
current.incrementPosition(5);
}
else
{
current.setPosition(this.information.Size);
}
current.setIsoIec646();
}
return(new BlockParsedResult());
}
private BlockParsedResult parseAlphaBlock()
{
while (isStillAlpha(current.getPosition()))
{
DecodedChar alpha = decodeAlphanumeric(current.getPosition());
current.setPosition(alpha.NewPosition);
if (alpha.isFNC1())
{
DecodedInformation information = new DecodedInformation(current.getPosition(), buffer.ToString());
return new BlockParsedResult(information, true); //end of the char block
}
buffer.Append(alpha.getValue());
}
if (isAlphaOr646ToNumericLatch(current.getPosition()))
{
current.incrementPosition(3);
current.setNumeric();
}
else if (isAlphaTo646ToAlphaLatch(current.getPosition()))
{
if (current.getPosition() + 5 < this.information.Size)
{
current.incrementPosition(5);
}
else
{
current.setPosition(this.information.Size);
}
current.setIsoIec646();
}
return new BlockParsedResult(false);
}
private BlockParsedResult parseNumericBlock()
{
while (isStillNumeric(current.getPosition()))
{
DecodedNumeric numeric = decodeNumeric(current.getPosition());
current.setPosition(numeric.NewPosition);
if (numeric.isFirstDigitFNC1())
{
DecodedInformation information;
if (numeric.isSecondDigitFNC1())
{
information = new DecodedInformation(current.getPosition(), buffer.ToString());
}
else
{
information = new DecodedInformation(current.getPosition(), buffer.ToString(), numeric.getSecondDigit());
}
return new BlockParsedResult(information, true);
}
buffer.Append(numeric.getFirstDigit());
if (numeric.isSecondDigitFNC1())
{
DecodedInformation information = new DecodedInformation(current.getPosition(), buffer.ToString());
return new BlockParsedResult(information, true);
}
buffer.Append(numeric.getSecondDigit());
}
if (isNumericToAlphaNumericLatch(current.getPosition()))
{
current.setAlpha();
current.incrementPosition(4);
}
return new BlockParsedResult(false);
}