package pog;
import java.io.File;
import java.nio.file.Path;
import java.util.HashMap;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.EncodeHintType;
import com.google.zxing.MultiFormatWriter;
import com.google.zxing.WriterException;
import com.google.zxing.client.j2se.MatrixToImageWriter;
import com.google.zxing.common.BitMatrix;
import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
public class CreateQRCode {
public static void main(String[] args) {
int width = 300;
int height = 300;
String format = "png";
String content = "www.baidu.com";
//定义二维码参数
HashMap hints = new HashMap();
hints.put(EncodeHintType.CHARACTER_SET, "utf-8");
hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.M);
hints.put(EncodeHintType.MARGIN, 2);
try {
BitMatrix bitMatrix =new MultiFormatWriter().encode(content,BarcodeFormat.QR_CODE,width,height,hints);
Path file = new File("E:/work.png").toPath();
MatrixToImageWriter.writeToPath(bitMatrix, format, file);
} catch (Exception e) {
e.printStackTrace();
}
}
}
报错：
Exception in thread "main" java.lang.Error: Unresolved compilation problems:
JCommander cannot be resolved to a type
JCommander cannot be resolved to a type
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