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• xyz.deftu.fd
• FileDownloader
• 1.0.0
• source code
• HashingHelper.java

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xyz.deftu.fd.HashingHelper Maven / Gradle / Ivy

package xyz.deftu.fd;

import javax.xml.bind.DatatypeConverter;
import java.io.File;
import java.nio.file.Files;
import java.security.MessageDigest;

class HashingHelper {
    static String fetchChecksum(File file) {
        try {
            MessageDigest digest = MessageDigest.getInstance("MD5");
            digest.update(Files.readAllBytes(file.toPath()));
            return DatatypeConverter.printHexBinary(digest.digest()).toUpperCase();
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }
}