import org.springframework.core.io.ClassPathResource;
import org.springframework.util.FileCopyUtils;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
public class FileLoader {
public String loadFileFromClasspath(String filePath) throws IOException {
ClassPathResource resource = new ClassPathResource(filePath);
InputStream inputStream = resource.getInputStream();
byte[] data = FileCopyUtils.copyToByteArray(inputStream);
return new String(data, StandardCharsets.UTF_8);
}
}