package betsy.common.engines;
import org.apache.xml.security.Init;
import org.apache.xml.security.c14n.CanonicalizationException;
import org.apache.xml.security.c14n.Canonicalizer;
import org.apache.xml.security.c14n.InvalidCanonicalizerException;
import org.xml.sax.SAXException;
import javax.xml.parsers.ParserConfigurationException;
import java.io.IOException;
public class Util {
public static String canonicalizeXML(String text) {
Init.init();
try {
Canonicalizer canon = Canonicalizer.getInstance(Canonicalizer.ALGO_ID_C14N_OMIT_COMMENTS);
return new String(canon.canonicalize(text.getBytes()));
} catch (InvalidCanonicalizerException | CanonicalizationException | ParserConfigurationException | IOException | SAXException e) {
throw new IllegalStateException("could not create a canonical version of the xml", e);
}
}
}