Java를 사용하여 창고 관리 시스템에서 바코드 스캐닝 및 RFID 라벨 기술을 구현하는 방법

<dependency>
    <groupId>com.google.zxing</groupId>
    <artifactId>core</artifactId>
    <version>3.4.1</version>
</dependency>

import com.google.zxing.BarcodeFormat;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.DecodeHintType;
import com.google.zxing.MultiFormatReader;
import com.google.zxing.Result;
import com.google.zxing.common.HybridBinarizer;
import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.EnumMap;
import java.util.Map;

public class BarcodeScanner {
    public static String scan(Path imagePath) throws Exception {
        BufferedImage image = ImageIO.read(imagePath.toFile());
        BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(
                new BufferedImageLuminanceSource(image)));
        
        Map<DecodeHintType, Object> hints = new EnumMap<>(DecodeHintType.class);
        hints.put(DecodeHintType.TRY_HARDER, Boolean.TRUE);
        
        Result result = new MultiFormatReader().decode(bitmap, hints);
        return result.getText();
    }
}

BarcodeScanner barcodeScanner = new BarcodeScanner();
Path imagePath = Paths.get("barcode.jpg"); // 将此处替换为实际的条码图片路径
String barcode = barcodeScanner.scan(imagePath);
System.out.println("扫描结果：" + barcode);

<dependency>
    <groupId>javax.smartcardio</groupId>
    <artifactId>javax.smartcardio</artifactId>
    <version>1.0.1</version>
</dependency>

import javax.smartcardio.Card;
import javax.smartcardio.CardChannel;
import javax.smartcardio.CardException;
import javax.smartcardio.CardTerminal;
import javax.smartcardio.TerminalFactory;
import javax.smartcardio.TransmitApduHandler;
import javax.smartcardio.TransmitApduProvider;

public class RfidTagReader {
    public static byte[] read() throws CardException {
        TerminalFactory factory = TerminalFactory.getDefault();
        CardTerminal terminal = factory.terminals().list().get(0);
        Card card = terminal.connect("*");
        CardChannel channel = card.getBasicChannel();
        
        byte[] command = { (byte) 0xFF, (byte) 0xCA, (byte) 0x00, (byte) 0x00, (byte) 0x00 };
        byte[] response = channel.transmit(new TransmitApduProvider() {
            @Override
            public byte[] transmitCommand(byte[] command) throws CardException {
                return channel.transmit(new CommandAPDU(command)).getBytes();
            }
        });
        
        card.disconnect(true);
        return response;
    }
}

RfidTagReader rfidTagReader = new RfidTagReader();
byte[] data = rfidTagReader.read();
System.out.println("读取结果：" + Arrays.toString(data));