import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

public class FileBackupUtils {
    public static void backupFile(String sourceFilePath, String targetZipFilePath) throws IOException {
        File sourceFile = new File(sourceFilePath);
        try (FileOutputStream fos = new FileOutputStream(targetZipFilePath);
             ZipOutputStream zos = new ZipOutputStream(fos)) {
            ZipEntry zipEntry = new ZipEntry(sourceFile.getName());
            zos.putNextEntry(zipEntry);
            try (FileInputStream fis = new FileInputStream(sourceFile)) {
                byte[] buffer = new byte[1024];
                int length;
                while ((length = fis.read(buffer)) > 0) {
                    zos.write(buffer, 0, length);
                }
            }
            zos.closeEntry();
        }
    }
}