Integry/WMS_Native
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Aggiunta la possibilità per i lettori in emulazione di tastiera di identificare i codici EAN8 e EAN13

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This commit is contained in:
Valerio Castellana 2019-12-19 16:48:53 +01:00
parent 5692980dcd
commit 27bd7ed161
2 changed files with 56 additions and 32 deletions
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84
keyobardemulatorscannerlibrary/src/main/java/it/integry/keyobardemulatorscannerlibrary/KeyboardEmulatorBarcodeReader.java
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@ -55,28 +55,28 @@ public class KeyboardEmulatorBarcodeReader implements BarcodeReaderInterface {
@Override
public void onKeyEvent(KeyEvent keyEvent) {
if (keyEvent.getEventTime() - mLastCharInsertTime > 500){
mLastCharInsertTime =keyEvent.getEventTime();
if (keyEvent.getEventTime() - mLastCharInsertTime > 500) {
mLastCharInsertTime = keyEvent.getEventTime();
mTextBarcode = "";
}
if (keyEvent.getKeyCode() != KeyEvent.KEYCODE_ENTER){
if (keyEvent.getKeyCode() != KeyEvent.KEYCODE_SHIFT_LEFT){
mLastCharInsertTime =keyEvent.getEventTime();
if (keyEvent.getUnicodeChar() > 0){
mTextBarcode+= (char) keyEvent.getUnicodeChar();
}else if (keyEvent.getCharacters() != null){
if (keyEvent.getKeyCode() != KeyEvent.KEYCODE_ENTER) {
if (keyEvent.getKeyCode() != KeyEvent.KEYCODE_SHIFT_LEFT) {
mLastCharInsertTime = keyEvent.getEventTime();
if (keyEvent.getUnicodeChar() > 0) {
mTextBarcode += (char) keyEvent.getUnicodeChar();
} else if (keyEvent.getCharacters() != null) {
mTextBarcode = keyEvent.getCharacters();
}
}
}else{
if (mTextBarcode.length() > 0){
} else {
if (mTextBarcode.length() > 0) {
BarcodeType barcodeType = decodeBarcode(mTextBarcode);
BarcodeScanDTO barcodeScanDTO = new BarcodeScanDTO()
.setByteValue(mTextBarcode.getBytes())
.setStringValue(mTextBarcode)
.setType(barcodeType)
.setName(barcodeType != null ? barcodeType.toString():"");
.setName(barcodeType != null ? barcodeType.toString() : "");
mOnScanSuccessfull.run(barcodeScanDTO);
}
@ -84,32 +84,52 @@ public class KeyboardEmulatorBarcodeReader implements BarcodeReaderInterface {
}
public BarcodeType decodeBarcode(String barcode){
/*
Pattern patternUPCA = Pattern.compile("^[0-9]{12}$");
public BarcodeType decodeBarcode(String barcode) {
/*Pattern patternUPCA = Pattern.compile("^[0-9]{12}$");
Pattern patternUPCE = Pattern.compile("^[0-1][0-9]{7}$");
Pattern patternUPCE1 = Pattern.compile("");
Pattern patternEAN8 = Pattern.compile("^[0-9]{8}$");
Pattern patternEAN13 = Pattern.compile("^[0-9]{13}$");
Pattern patternCODE11 = Pattern.compile("");
Pattern patternCODE39 = Pattern.compile("");
if(){
return BarcodeType.CODE11;
}else if(){
return BarcodeType.CODE39;
}else if(){
return BarcodeType.EAN13;
}else if(){
return BarcodeType.EAN8;
}else if(){
return BarcodeType.UPCA;
}else if(){
return BarcodeType.UPCE;
}else if(false){
return BarcodeType.UPCE1;
}else{
return BarcodeType.CODE128;
}*/
Pattern patternCODE39 = Pattern.compile("");*/
if (barcode.length() == 8) {
try {
int checksum = getEanChecksum(barcode);
if (checksum == Integer.parseInt(barcode.substring(7))){
return BarcodeType.EAN8;
}
} catch (WrongFormatException e) {
return BarcodeType.CODE128;
}
} else if (barcode.length() == 13) {
try {
int checksum = getEanChecksum(barcode);
if (checksum == Integer.parseInt(barcode.substring(12))){
return BarcodeType.EAN13;
}
} catch (WrongFormatException e) {
return BarcodeType.CODE128;
}
}
return BarcodeType.CODE128;
}
private static int getEanChecksum(String barcode) throws WrongFormatException {
int odds = 0;
int evens = 0;
barcode = barcode.substring(0,barcode.length()-1);
int pos = 0;
for (int i = barcode.length() -1; i >=0 ; i--) {
pos++;
if (!Character.isDigit(barcode.charAt(i))) {
throw new WrongFormatException();
}
if (pos % 2 == 0) {
evens += Integer.parseInt(barcode.charAt(i)+"");
} else {
odds += Integer.parseInt(barcode.charAt(i)+"");
}
}
return ((10 - (((3 * odds) + evens) % 10)) % 10);
}
}

4
keyobardemulatorscannerlibrary/src/main/java/it/integry/keyobardemulatorscannerlibrary/WrongFormatException.java Normal file
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@ -0,0 +1,4 @@
package it.integry.keyobardemulatorscannerlibrary;
public class WrongFormatException extends Exception {
}