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SGTIN-96 and SGTIN-198 implementation
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42 changes: 42 additions & 0 deletions
42
epctagcoder/src/main/java/org/epctagcoder/option/SGTIN/SGTINExtensionDigit.java
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package org.epctagcoder.option.SGTIN; | ||
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import java.util.LinkedHashMap; | ||
import java.util.Map; | ||
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public enum SGTINExtensionDigit { | ||
EXTENSION_0(0), | ||
EXTENSION_1(1), | ||
EXTENSION_2(2), | ||
EXTENSION_3(3), | ||
EXTENSION_4(4), | ||
EXTENSION_5(5), | ||
EXTENSION_6(6), | ||
EXTENSION_7(7), | ||
EXTENSION_8(8), | ||
EXTENSION_9(9); | ||
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private int value; | ||
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private SGTINExtensionDigit(int value) { | ||
this.value = value; | ||
} | ||
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public int getValue() { | ||
return value; | ||
} | ||
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private static final Map<Integer, SGTINExtensionDigit> BY_CODE_MAP = new LinkedHashMap<>(); | ||
static { | ||
for (SGTINExtensionDigit rae : SGTINExtensionDigit.values()) { | ||
BY_CODE_MAP.put(rae.value, rae); | ||
} | ||
} | ||
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public static SGTINExtensionDigit forCode(int code) { | ||
return BY_CODE_MAP.get(code); | ||
} | ||
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} |
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38
epctagcoder/src/main/java/org/epctagcoder/option/SGTIN/SGTINFilterValue.java
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package org.epctagcoder.option.SGTIN; | ||
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import java.util.LinkedHashMap; | ||
import java.util.Map; | ||
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public enum SGTINFilterValue { | ||
ALL_OTHERS_0(0), | ||
POS_ITEM_1(1), | ||
CASE_2(2), | ||
RESERVED_3(3), | ||
INNER_PACK_4(4), | ||
RESERVED_5(5), | ||
UNIT_LOAD_6(6), | ||
COMPONENT_7(7); | ||
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private int value; | ||
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private SGTINFilterValue(int value) { | ||
this.value = value; | ||
} | ||
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public int getValue() { | ||
return value; | ||
} | ||
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private static final Map<Integer, SGTINFilterValue> BY_CODE_MAP = new LinkedHashMap<>(); | ||
static { | ||
for (SGTINFilterValue rae : SGTINFilterValue.values()) { | ||
BY_CODE_MAP.put(rae.value, rae); | ||
} | ||
} | ||
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public static SGTINFilterValue forCode(int code) { | ||
return BY_CODE_MAP.get(code); | ||
} | ||
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} |
42 changes: 42 additions & 0 deletions
42
epctagcoder/src/main/java/org/epctagcoder/option/SGTIN/SGTINHeader.java
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package org.epctagcoder.option.SGTIN; | ||
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import java.util.LinkedHashMap; | ||
import java.util.Map; | ||
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public enum SGTINHeader { | ||
HEADER_00110000("00110000") { | ||
public Integer getTagSize() { | ||
return 96; | ||
} | ||
}, | ||
HEADER_00110110("00110110") { | ||
public Integer getTagSize() { | ||
return 198; | ||
} | ||
}; | ||
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private String value; | ||
public abstract Integer getTagSize(); | ||
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private SGTINHeader(String value) { | ||
this.value = value; | ||
} | ||
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public String getValue() { | ||
return value; | ||
} | ||
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private static final Map<String, SGTINHeader> BY_CODE_MAP = new LinkedHashMap<>(); | ||
static { | ||
for (SGTINHeader rae : SGTINHeader.values()) { | ||
BY_CODE_MAP.put(rae.value, rae); | ||
} | ||
} | ||
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public static SGTINHeader forCode(String code) { | ||
return BY_CODE_MAP.get(code); | ||
} | ||
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} |
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62
epctagcoder/src/main/java/org/epctagcoder/option/SGTIN/SGTINTagSize.java
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package org.epctagcoder.option.SGTIN; | ||
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import java.util.LinkedHashMap; | ||
import java.util.Map; | ||
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public enum SGTINTagSize { | ||
BITS_96(96) { | ||
public Integer getHeader() { | ||
return 48; | ||
} | ||
public Integer getSerialBitCount() { | ||
return 38; | ||
} | ||
public Integer getSerialMaxLenght() { | ||
return 11; | ||
} | ||
public Long getSerialMaxValue() { | ||
return 274_877_906_943L; | ||
} | ||
}, | ||
BITS_198(198) { | ||
public Integer getHeader() { | ||
return 54; | ||
} | ||
public Integer getSerialBitCount() { | ||
return 140; | ||
} | ||
public Integer getSerialMaxLenght() { | ||
return 20; | ||
} | ||
public Long getSerialMaxValue() { | ||
return null; // not used | ||
} | ||
}; | ||
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private int value; | ||
public abstract Integer getHeader(); | ||
public abstract Integer getSerialBitCount(); | ||
public abstract Integer getSerialMaxLenght(); | ||
public abstract Long getSerialMaxValue(); | ||
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private SGTINTagSize(int value) { | ||
this.value = value; | ||
} | ||
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public int getValue() { | ||
return value; | ||
} | ||
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private static final Map<Integer, SGTINTagSize> BY_CODE_MAP = new LinkedHashMap<>(); | ||
static { | ||
for (SGTINTagSize rae : SGTINTagSize.values()) { | ||
BY_CODE_MAP.put(rae.value, rae); | ||
} | ||
} | ||
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public static SGTINTagSize forCode(int code) { | ||
return BY_CODE_MAP.get(code); | ||
} | ||
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} |
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50
...er/src/main/java/org/epctagcoder/option/SGTIN/partitionTable/SGTINPartitionTableList.java
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package org.epctagcoder.option.SGTIN.partitionTable; | ||
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import java.util.ArrayList; | ||
import java.util.List; | ||
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import org.epctagcoder.option.TableItem; | ||
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public class SGTINPartitionTableList { | ||
static final private List<TableItem> list = new ArrayList<TableItem>(); | ||
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static { | ||
list.add( new TableItem(0, 40, 12, 4, 1) ); | ||
list.add( new TableItem(1, 37, 11, 7, 2) ); | ||
list.add( new TableItem(2, 34, 10, 10, 3) ); | ||
list.add( new TableItem(3, 30, 9, 14, 4) ); | ||
list.add( new TableItem(4, 27, 8, 17, 5) ); | ||
list.add( new TableItem(5, 24, 7, 20, 6) ); | ||
list.add( new TableItem(6, 20, 6, 24, 7) ); | ||
} | ||
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public SGTINPartitionTableList() { | ||
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} | ||
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public TableItem getPartitionByL(Integer index) { | ||
TableItem tableItem = null; | ||
for (TableItem item : list) { | ||
if (item.getL()==index) { | ||
tableItem = item; | ||
break; | ||
} | ||
} | ||
return tableItem; | ||
} | ||
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public TableItem getPartitionByValue(Integer index) { | ||
TableItem tableItem = null; | ||
for (TableItem item : list) { | ||
if (item.getPartitionValue()==index) { | ||
tableItem = item; | ||
break; | ||
} | ||
} | ||
return tableItem; | ||
} | ||
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} |
425 changes: 425 additions & 0 deletions
425
epctagcoder/src/main/java/org/epctagcoder/parse/SGTIN/ParseSGTIN.java
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package org.epctagcoder.parse.SGTIN; | ||
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import java.util.Optional; | ||
import java.util.regex.Matcher; | ||
import java.util.regex.Pattern; | ||
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import org.epctagcoder.option.PrefixLength; | ||
import org.epctagcoder.option.TableItem; | ||
import org.epctagcoder.option.SGTIN.SGTINExtensionDigit; | ||
import org.epctagcoder.option.SGTIN.SGTINFilterValue; | ||
import org.epctagcoder.option.SGTIN.SGTINHeader; | ||
import org.epctagcoder.option.SGTIN.SGTINTagSize; | ||
import org.epctagcoder.option.SGTIN.partitionTable.SGTINPartitionTableList; | ||
import org.epctagcoder.result.SGTIN; | ||
import org.epctagcoder.util.Converter; | ||
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public class ParseSGTIN { | ||
private SGTIN sgtin = new SGTIN(); | ||
private SGTINExtensionDigit extensionDigit; | ||
private String companyPrefix; | ||
private PrefixLength prefixLength; | ||
private SGTINTagSize tagSize; | ||
private SGTINFilterValue filterValue; | ||
private String itemReference; | ||
private String serial; | ||
private String rfidTag; | ||
private String epcTagURI; | ||
private String epcPureIdentityURI; | ||
private TableItem tableItem; | ||
private int remainder; | ||
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public static ChoiceStep Builder() { | ||
return new Steps(); | ||
} | ||
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private ParseSGTIN(Steps steps) { | ||
this.extensionDigit = steps.extensionDigit; | ||
this.companyPrefix = steps.companyPrefix; | ||
this.tagSize = steps.tagSize; | ||
this.filterValue = steps.filterValue; | ||
this.itemReference = steps.itemReference; | ||
this.serial = steps.serial; | ||
this.rfidTag = steps.rfidTag; | ||
this.epcTagURI = steps.epcTagURI; | ||
this.epcPureIdentityURI = steps.epcPureIdentityURI; | ||
parse(); | ||
} | ||
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private void parse() { | ||
Optional<SGTINExtensionDigit> optionalCompanyPrefix = Optional.ofNullable(extensionDigit); | ||
Optional<String> optionalRfidTag = Optional.ofNullable(rfidTag); | ||
Optional<String> optionalEpcTagURI = Optional.ofNullable(epcTagURI); | ||
Optional<String> optionalEpcPureIdentityURI = Optional.ofNullable(epcPureIdentityURI); | ||
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if ( optionalRfidTag.isPresent() ) { | ||
String inputBin = Converter.hexToBin(rfidTag); | ||
String headerBin = inputBin.substring(0, 8); | ||
String filterBin = inputBin.substring(8,11); | ||
String partitionBin = inputBin.substring(11,14); | ||
SGTINPartitionTableList sgtinPartitionTableList = new SGTINPartitionTableList(); | ||
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tagSize = SGTINTagSize.forCode(SGTINHeader.forCode(headerBin).getTagSize()); | ||
tableItem = sgtinPartitionTableList.getPartitionByValue( Integer.parseInt(partitionBin, 2) ); | ||
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String filterDec = Long.toString( Long.parseLong(filterBin, 2) ); | ||
String companyPrefixBin = inputBin.substring(14,14+tableItem.getM()); | ||
String itemReferenceWithExtensionBin = inputBin.substring(14+tableItem.getM(),14+tableItem.getM()+tableItem.getN()); | ||
String serialBin = inputBin.substring(14+tableItem.getM()+tableItem.getN() ); | ||
String companyPrefixDec = Converter.binToDec(companyPrefixBin); | ||
String itemReferenceWithExtensionDec = Converter.binToDec(itemReferenceWithExtensionBin); | ||
String extensionDec = itemReferenceWithExtensionDec.substring(0,1); | ||
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itemReference = itemReferenceWithExtensionDec.substring(1); | ||
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if (tagSize.getSerialBitCount()==140) { | ||
serialBin = Converter.convertBinToBit(serialBin, 7, 8); | ||
serial = Converter.binToString(serialBin); | ||
} else if (tagSize.getSerialBitCount()==38) { | ||
serial = Converter.binToDec(serialBin); | ||
} | ||
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companyPrefix = Converter.strZero(companyPrefixDec, tableItem.getL()); | ||
extensionDigit = SGTINExtensionDigit.forCode( Integer.parseInt(extensionDec) ); | ||
filterValue = SGTINFilterValue.forCode( Integer.parseInt(filterDec) ); | ||
prefixLength = PrefixLength.forCode(tableItem.getL()); | ||
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} else { | ||
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if ( optionalCompanyPrefix.isPresent() ) { | ||
SGTINPartitionTableList sgtinPartitionTableList = new SGTINPartitionTableList(); | ||
prefixLength = PrefixLength.forCode( companyPrefix.length() ); | ||
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validateCompanyPrefix(); | ||
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tableItem = sgtinPartitionTableList.getPartitionByL( prefixLength.getValue() ); | ||
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validateExtensionDigitAndItemReference(); | ||
validateSerial(); | ||
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} else { | ||
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if ( optionalEpcTagURI.isPresent() ) { | ||
Pattern pattern = Pattern.compile("(urn:epc:tag:sgtin-)(96|198)\\:([0-7])\\.(\\d+)\\.([0-8])(\\d+)\\.(\\w+)"); | ||
Matcher matcher = pattern.matcher(epcTagURI); | ||
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if ( matcher.matches() ) { | ||
tagSize = SGTINTagSize.forCode( Integer.parseInt(matcher.group(2)) ); | ||
filterValue = SGTINFilterValue.forCode( Integer.parseInt(matcher.group(3)) ); | ||
companyPrefix = matcher.group(4); | ||
prefixLength = PrefixLength.forCode( matcher.group(4).length() ); | ||
extensionDigit = SGTINExtensionDigit.forCode( Integer.parseInt(matcher.group(5)) ); | ||
itemReference = matcher.group(6); | ||
serial = matcher.group(7); | ||
} else { | ||
throw new IllegalArgumentException("EPC Tag URI is invalid"); | ||
} | ||
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} else if ( optionalEpcPureIdentityURI.isPresent() ) { | ||
Pattern pattern = Pattern.compile("(urn:epc:id:sgtin)\\:(\\d+)\\.([0-8])(\\d+)\\.(\\w+)"); | ||
Matcher matcher = pattern.matcher(epcPureIdentityURI); | ||
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if ( matcher.matches() ) { | ||
companyPrefix = matcher.group(2); | ||
prefixLength = PrefixLength.forCode( matcher.group(2).length() ); | ||
extensionDigit = SGTINExtensionDigit.forCode( Integer.parseInt(matcher.group(3)) ); | ||
itemReference = matcher.group(4);; | ||
serial = matcher.group(5); | ||
} else { | ||
throw new IllegalArgumentException("EPC Pure Identity is invalid"); | ||
} | ||
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} | ||
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SGTINPartitionTableList sgtinPartitionTableList = new SGTINPartitionTableList(); | ||
tableItem = sgtinPartitionTableList.getPartitionByL( prefixLength.getValue() ); | ||
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} | ||
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} | ||
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String outputBin = getBinary(); | ||
String outputHex = Converter.binToHex( outputBin ); | ||
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sgtin.setEpcScheme("sgtin"); | ||
sgtin.setApplicationIdentifier("AI 414 + AI 254"); | ||
sgtin.setTagSize(Integer.toString(tagSize.getValue())); | ||
sgtin.setFilterValue(Integer.toString(filterValue.getValue())); | ||
sgtin.setPartitionValue(Integer.toString(tableItem.getPartitionValue())); | ||
sgtin.setPrefixLength(Integer.toString(prefixLength.getValue())); | ||
sgtin.setCompanyPrefix(companyPrefix); | ||
sgtin.setItemReference(itemReference); | ||
sgtin.setExtensionDigit(Integer.toString(extensionDigit.getValue())); | ||
sgtin.setSerial(serial); | ||
sgtin.setCheckDigit(Integer.toString(getCheckDigit())); | ||
sgtin.setEpcPureIdentityURI(String.format("urn:epc:id:sgtin:%s.%s%s.%s", companyPrefix, extensionDigit.getValue(), itemReference, serial)); | ||
sgtin.setEpcTagURI(String.format("urn:epc:tag:sgtin-%s:%s.%s.%s%s.%s", tagSize.getValue(), filterValue.getValue(), companyPrefix, extensionDigit.getValue(), itemReference, serial)); | ||
sgtin.setEpcRawURI(String.format("urn:epc:raw:%s.x%s", tagSize.getValue()+remainder, outputHex )); | ||
sgtin.setBinary(outputBin); | ||
sgtin.setRfidTag(outputHex); | ||
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} | ||
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private String getBinary() { | ||
StringBuilder bin = new StringBuilder(); | ||
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remainder = (int) (Math.ceil((tagSize.getValue()/16.0))*16)-tagSize.getValue(); | ||
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bin.append( Converter.decToBin(tagSize.getHeader(), 8) ); | ||
bin.append( Converter.decToBin(filterValue.getValue(), 3) ); | ||
bin.append( Converter.decToBin(tableItem.getPartitionValue(), 3) ); | ||
bin.append( Converter.decToBin(Integer.parseInt(companyPrefix), tableItem.getM()) ); | ||
bin.append( Converter.decToBin(Integer.parseInt(Integer.toString(extensionDigit.getValue())+itemReference), tableItem.getN()) ); | ||
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if (tagSize.getValue()==198) { | ||
bin.append( Converter.fill(Converter.StringtoBinary(serial, 7), tagSize.getSerialBitCount()+remainder ) ); | ||
} else if (tagSize.getValue()==96) { | ||
bin.append( Converter.decToBin(serial, tagSize.getSerialBitCount()+remainder ) ); | ||
} | ||
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return bin.toString(); | ||
} | ||
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private Integer getCheckDigit() { | ||
String value = new StringBuilder() | ||
.append(extensionDigit.getValue()) | ||
.append(companyPrefix) | ||
.append(itemReference) | ||
.toString(); | ||
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Integer d14 = (10 - ((3 | ||
* (Character.getNumericValue(value.charAt(0)) + Character.getNumericValue(value.charAt(2)) | ||
+ Character.getNumericValue(value.charAt(4)) | ||
+ Character.getNumericValue(value.charAt(6)) + Character.getNumericValue(value.charAt(8)) | ||
+ Character.getNumericValue(value.charAt(10)) + Character.getNumericValue(value.charAt(12))) | ||
+ (Character.getNumericValue(value.charAt(1)) + Character.getNumericValue(value.charAt(3)) | ||
+ Character.getNumericValue(value.charAt(5)) + Character.getNumericValue(value.charAt(7)) | ||
+ Character.getNumericValue(value.charAt(9)) + Character.getNumericValue(value.charAt(11)))) | ||
% 10)) % 10; | ||
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return d14; | ||
} | ||
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public SGTIN getSGTIN() { | ||
return sgtin; | ||
} | ||
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public String getRfidTag() { | ||
return Converter.binToHex( getBinary() ); | ||
} | ||
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private void validateExtensionDigitAndItemReference() { | ||
StringBuilder value = new StringBuilder() | ||
.append(extensionDigit.getValue()) | ||
.append(itemReference); | ||
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if ( value.length()!=tableItem.getDigits() ) { | ||
throw new IllegalArgumentException(String.format("Concatenation between Extension Digit \"%d\" and Item Reference \"%s\" has %d length and should have %d length", | ||
extensionDigit.getValue(), itemReference, value.length(), tableItem.getDigits())); | ||
} | ||
} | ||
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private void validateCompanyPrefix() { | ||
Optional<PrefixLength> optionalPefixLength = Optional.ofNullable(prefixLength); | ||
if ( !optionalPefixLength.isPresent() ) { | ||
throw new IllegalArgumentException("Company Prefix is invalid. Length not found in the partition table"); | ||
} | ||
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} | ||
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private void validateSerial() { | ||
if (tagSize.getValue()==198 ) { | ||
if ( serial.length()>tagSize.getSerialMaxLenght() ) { | ||
throw new IllegalArgumentException("Serial value is out of range. Should be up to 20 alphanumeric characters"); | ||
} | ||
} else if (tagSize.getValue()==96 ) { | ||
if ( Long.parseLong(serial) >tagSize.getSerialMaxValue() ) { | ||
throw new IllegalArgumentException("Serial value is out of range. Should be less than or equal 274,877,906,943"); | ||
} | ||
if ( serial.startsWith("0") ) { | ||
throw new IllegalArgumentException("Serial with leading zeros is not allowed"); | ||
} | ||
} | ||
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} | ||
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public static interface ChoiceStep { | ||
ExtensionDigiStep withCompanyPrefix(String companyPrefix); | ||
BuildStep withRFIDTag(String rfidTag); | ||
BuildStep withEPCTagURI(String epcTagURI); | ||
TagSizeStep withEPCPureIdentityURI(String epcPureIdentityURI); | ||
} | ||
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public static interface ExtensionDigiStep { | ||
ItemReferenceStep withExtensionDigit(SGTINExtensionDigit extensionDigit); | ||
} | ||
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public static interface ItemReferenceStep { | ||
SerialStep withItemReference(String itemReference); | ||
} | ||
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public static interface SerialStep { | ||
TagSizeStep withSerial(String serial); | ||
} | ||
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public static interface TagSizeStep { | ||
FilterValueStep withTagSize( SGTINTagSize tagSize ); | ||
} | ||
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public static interface FilterValueStep { | ||
BuildStep withFilterValue( SGTINFilterValue filterValue ); | ||
} | ||
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public static interface BuildStep { | ||
ParseSGTIN build(); | ||
} | ||
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private static class Steps implements ChoiceStep, ExtensionDigiStep, ItemReferenceStep, SerialStep, TagSizeStep, FilterValueStep, BuildStep { | ||
private SGTINExtensionDigit extensionDigit; | ||
private String companyPrefix; | ||
private SGTINTagSize tagSize; | ||
private SGTINFilterValue filterValue; | ||
private String itemReference; | ||
private String serial; | ||
private String rfidTag; | ||
private String epcTagURI; | ||
private String epcPureIdentityURI; | ||
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@Override | ||
public ParseSGTIN build() { | ||
return new ParseSGTIN(this); | ||
} | ||
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@Override | ||
public ItemReferenceStep withExtensionDigit(SGTINExtensionDigit extensionDigit) { | ||
this.extensionDigit = extensionDigit; | ||
return this; | ||
} | ||
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@Override | ||
public SerialStep withItemReference(String itemReference) { | ||
this.itemReference = itemReference; | ||
return this; | ||
} | ||
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@Override | ||
public TagSizeStep withSerial(String serial) { | ||
this.serial = serial; | ||
return this; | ||
} | ||
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@Override | ||
public FilterValueStep withTagSize(SGTINTagSize tagSize) { | ||
this.tagSize = tagSize; | ||
return this; | ||
} | ||
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@Override | ||
public BuildStep withFilterValue(SGTINFilterValue filterValue) { | ||
this.filterValue = filterValue; | ||
return this; | ||
} | ||
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@Override | ||
public BuildStep withRFIDTag(String rfidTag) { | ||
this.rfidTag = rfidTag; | ||
return this; | ||
} | ||
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@Override | ||
public BuildStep withEPCTagURI(String epcTagURI) { | ||
this.epcTagURI = epcTagURI; | ||
return this; | ||
} | ||
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@Override | ||
public TagSizeStep withEPCPureIdentityURI(String epcPureIdentityURI) { | ||
this.epcPureIdentityURI = epcPureIdentityURI; | ||
return this; | ||
} | ||
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@Override | ||
public ExtensionDigiStep withCompanyPrefix(String companyPrefix) { | ||
this.companyPrefix = companyPrefix; | ||
return this; | ||
} | ||
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} | ||
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} | ||
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//http://stackoverflow.com/questions/473282/how-can-i-pad-an-integers-with-zeros-on-the-left?noredirect=1&lq=1 | ||
//public static String lPadZero(int in, int fill){ | ||
|
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//public Result toSGTIN() { | ||
//return result; | ||
//} | ||
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/* | ||
private String getRFIDTag() { | ||
//return new BigInteger(sscc.getBinary(), 2).toString(16).toUpperCase(); | ||
//return Converter.convertBinaryToHex(sgtin.getBinary().toString()).toUpperCase(); | ||
return Converter.convertBinaryToHex(getBinary().toString()).toUpperCase(); | ||
} | ||
*/ | ||
|
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/* | ||
private String getEPCPureIdentityURI() { | ||
return String.format("urn:epc:id:sgtin:%s.%s%s.%s", | ||
companyPrefix, | ||
extensionDigit.getValue(), | ||
itemReference, | ||
serial); | ||
//return new StringBuilder() | ||
// .append("urn:epc:id:sgtin:") | ||
// .append(companyPrefix).append(".") | ||
// .append(extensionDigit.getValue()).append(itemReference).append(".") | ||
// .append(serial) | ||
// .toString(); | ||
} | ||
*/ | ||
|
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/* | ||
private String getEPCTagURI() { | ||
return String.format("urn:epc:tag:sgtin-%s:%s.%s.%s%s.%s", | ||
tagSize.getValue(), | ||
filterValue.getValue(), | ||
companyPrefix, | ||
extensionDigit.getValue(), | ||
itemReference, | ||
serial); | ||
//return new StringBuilder() | ||
// .append("urn:epc:tag:sgtin-") | ||
// .append(tagSize.getValue()).append(":") | ||
// .append(filterValue.getValue()).append(".") | ||
// .append(companyPrefix).append(".") | ||
// .append(extensionDigit.getValue()) | ||
// .append(itemReference).append(".") | ||
// .append(serial) | ||
// .toString(); | ||
} | ||
*/ | ||
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/// https://github.com/taimos/common-gs1/blob/master/src/main/java/de/taimos/common/gs1/SSCCHelper.java | ||
// throw new IllegalArgumentException("Invalid gln"); |